Windows Analysis Report
CraHZCrkGP.exe

Overview

General Information

Sample Name: CraHZCrkGP.exe
Analysis ID: 678052
MD5: a8ef2558341a5ca8ac58ee543e260ee4
SHA1: 5585cc5f17f424639dae06d6feba403c78232f6a
SHA256: 19e29cc8b874c3dd5fa4b724fb6d5d51db0b7c2fd4e954bb7b1dda228b2225fb
Tags: ArkeiStealerexe
Infos:

Detection

SmokeLoader
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Benign windows process drops PE files
Yara detected SmokeLoader
System process connects to network (likely due to code injection or exploit)
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Maps a DLL or memory area into another process
Machine Learning detection for sample
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Deletes itself after installation
Machine Learning detection for dropped file
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Checks if the current machine is a virtual machine (disk enumeration)
Uses 32bit PE files
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Contains functionality to call native functions
Creates a DirectInput object (often for capturing keystrokes)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Drops files with a non-matching file extension (content does not match file extension)
PE file contains strange resources
Drops PE files
Tries to load missing DLLs
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Checks if the current process is being debugged
Creates a process in suspended mode (likely to inject code)

Classification

AV Detection
barindex
Antivirus detection for URL or domain
Source: http://host-host-file8.com/ URL Reputation: Label: malware
Multi AV Scanner detection for domain / URL
Source: host-file-host6.com Virustotal: Detection: 25% Perma Link
Source: host-host-file8.com Virustotal: Detection: 21% Perma Link
Machine Learning detection for sample
Source: CraHZCrkGP.exe Joe Sandbox ML: detected
Machine Learning detection for dropped file
Source: C:\Users\user\AppData\Roaming\drsdbad Joe Sandbox ML: detected
Source: 00000001.00000002.314917602.00000000004A0000.00000004.00000800.00020000.00000000.sdmp Malware Configuration Extractor: SmokeLoader {"C2 list": ["http://host-file-host6.com/", "http://host-host-file8.com/"]}
Uses 32bit PE files
Source: CraHZCrkGP.exe Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
Source: Binary string: D#c'C:\cigawazelaxij\62-tuyibuw\vajuvami\cadafitibeges79-payipu.pdb`ZBP7@ source: CraHZCrkGP.exe, drsdbad.5.dr
Source: Binary string: C:\cigawazelaxij\62-tuyibuw\vajuvami\cadafitibeges79-payipu.pdb source: CraHZCrkGP.exe, drsdbad.5.dr

Networking
barindex
System process connects to network (likely due to code injection or exploit)
Source: C:\Windows\explorer.exe Domain query: host-file-host6.com
Source: C:\Windows\explorer.exe Domain query: host-host-file8.com
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: http://host-file-host6.com/
Source: Malware configuration extractor URLs: http://host-host-file8.com/
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: GOOGLE-AS-APGoogleAsiaPacificPteLtdSG GOOGLE-AS-APGoogleAsiaPacificPteLtdSG
Uses a known web browser user agent for HTTP communication
Source: global traffic HTTP traffic detected: POST / HTTP/1.1Connection: Keep-AliveContent-Type: application/x-www-form-urlencodedAccept: */*Referer: http://qxhuehga.com/User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; Trident/7.0; rv:11.0) like GeckoContent-Length: 360Host: host-file-host6.com
Source: unknown HTTP traffic detected: POST / HTTP/1.1Connection: Keep-AliveContent-Type: application/x-www-form-urlencodedAccept: */*Referer: http://qxhuehga.com/User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; Trident/7.0; rv:11.0) like GeckoContent-Length: 360Host: host-file-host6.com
Source: unknown DNS traffic detected: queries for: host-file-host6.com

Key, Mouse, Clipboard, Microphone and Screen Capturing
barindex
Yara detected SmokeLoader
Source: Yara match File source: 21.2.drsdbad.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 20.2.drsdbad.25a15a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.CraHZCrkGP.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.CraHZCrkGP.exe.26115a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000000.292819935.0000000002631000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000015.00000002.374142486.00000000005A1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.314917602.00000000004A0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000015.00000002.374095976.0000000000580000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.315051537.00000000004D1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Creates a DirectInput object (often for capturing keystrokes)
Source: CraHZCrkGP.exe, 00000000.00000002.247210114.000000000279A000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>
Uses 32bit PE files
Source: CraHZCrkGP.exe Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
Contains functionality to call native functions
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_0040180C Sleep,NtTerminateProcess, 1_2_0040180C
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_00401818 Sleep,NtTerminateProcess, 1_2_00401818
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_00401822 Sleep,NtTerminateProcess, 1_2_00401822
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_00401826 Sleep,NtTerminateProcess, 1_2_00401826
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_00401834 Sleep,NtTerminateProcess, 1_2_00401834
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_0040180C Sleep,NtTerminateProcess, 21_2_0040180C
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_00401818 Sleep,NtTerminateProcess, 21_2_00401818
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_00401822 Sleep,NtTerminateProcess, 21_2_00401822
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_00401826 Sleep,NtTerminateProcess, 21_2_00401826
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_00401834 Sleep,NtTerminateProcess, 21_2_00401834
PE file contains strange resources
Source: CraHZCrkGP.exe Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: CraHZCrkGP.exe Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: drsdbad.5.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Source: drsdbad.5.dr Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Tries to load missing DLLs
Source: C:\Windows\explorer.exe Section loaded: taskschd.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: xmllite.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: dhcpcsvc6.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: dhcpcsvc.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: webio.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: CraHZCrkGP.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: drsdbad.5.dr Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: CraHZCrkGP.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\CraHZCrkGP.exe "C:\Users\user\Desktop\CraHZCrkGP.exe"
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Process created: C:\Users\user\Desktop\CraHZCrkGP.exe "C:\Users\user\Desktop\CraHZCrkGP.exe"
Source: unknown Process created: C:\Users\user\AppData\Roaming\drsdbad C:\Users\user\AppData\Roaming\drsdbad
Source: C:\Users\user\AppData\Roaming\drsdbad Process created: C:\Users\user\AppData\Roaming\drsdbad C:\Users\user\AppData\Roaming\drsdbad
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Process created: C:\Users\user\Desktop\CraHZCrkGP.exe "C:\Users\user\Desktop\CraHZCrkGP.exe" Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Process created: C:\Users\user\AppData\Roaming\drsdbad C:\Users\user\AppData\Roaming\drsdbad Jump to behavior
Source: C:\Windows\explorer.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{0f87369f-a4e5-4cfc-bd3e-73e6154572dd}\InprocServer32 Jump to behavior
Source: C:\Windows\explorer.exe File created: C:\Users\user\AppData\Roaming\drsdbad Jump to behavior
Source: classification engine Classification label: mal100.troj.evad.winEXE@6/2@4/1
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027AB26D CreateToolhelp32Snapshot,Module32First, 0_2_027AB26D
Source: CraHZCrkGP.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: D#c'C:\cigawazelaxij\62-tuyibuw\vajuvami\cadafitibeges79-payipu.pdb`ZBP7@ source: CraHZCrkGP.exe, drsdbad.5.dr
Source: Binary string: C:\cigawazelaxij\62-tuyibuw\vajuvami\cadafitibeges79-payipu.pdb source: CraHZCrkGP.exe, drsdbad.5.dr
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027A607B push edx; retf 0073h 0_2_027A608E
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027AC16B push ebx; iretd 0_2_027AC1AB
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027A6035 push edi; retf 0073h 0_2_027A6046
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027A601C push ecx; retf 0073h 0_2_027A602E
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027A6514 push 000073CAh; retf 0073h 0_2_027A66EE
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027B100C pushad ; iretd 0_2_027B1012
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027A60DC push edx; retf 0073h 0_2_027A60EE
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027A60DC pushad ; retf 0073h 0_2_027A614E
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027AC180 push ebx; iretd 0_2_027AC1AB
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_004011D0 push ebx; iretd 1_2_00401217
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_004011D7 push ebx; iretd 1_2_00401217
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 1_2_004011EB push ebx; iretd 1_2_00401217
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_004011D0 push ebx; iretd 21_2_00401217
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_004011D7 push ebx; iretd 21_2_00401217
Source: C:\Users\user\AppData\Roaming\drsdbad Code function: 21_2_004011EB push ebx; iretd 21_2_00401217
Source: initial sample Static PE information: section name: .text entropy: 7.43093136075961
Source: initial sample Static PE information: section name: .text entropy: 7.43093136075961
Drops files with a non-matching file extension (content does not match file extension)
Source: C:\Windows\explorer.exe File created: C:\Users\user\AppData\Roaming\drsdbad Jump to dropped file
Drops PE files
Source: C:\Windows\explorer.exe File created: C:\Users\user\AppData\Roaming\drsdbad Jump to dropped file

Hooking and other Techniques for Hiding and Protection
barindex
Deletes itself after installation
Source: C:\Windows\explorer.exe File deleted: c:\users\user\desktop\crahzcrkgp.exe Jump to behavior
Hides that the sample has been downloaded from the Internet (zone.identifier)
Source: C:\Windows\explorer.exe File opened: C:\Users\user\AppData\Roaming\drsdbad:Zone.Identifier read attributes | delete Jump to behavior

Malware Analysis System Evasion
barindex
Checks if the current machine is a virtual machine (disk enumeration)
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Windows\explorer.exe TID: 1912 Thread sleep count: 586 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 4860 Thread sleep count: 393 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 4860 Thread sleep time: -39300s >= -30000s Jump to behavior
Source: C:\Windows\explorer.exe TID: 1220 Thread sleep count: 411 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 1220 Thread sleep time: -41100s >= -30000s Jump to behavior
Source: C:\Windows\explorer.exe TID: 2168 Thread sleep count: 399 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 2536 Thread sleep count: 284 > 30 Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Windows\explorer.exe Window / User API: threadDelayed 586 Jump to behavior
Source: C:\Windows\explorer.exe Window / User API: threadDelayed 393 Jump to behavior
Source: C:\Windows\explorer.exe Window / User API: threadDelayed 411 Jump to behavior
Source: C:\Windows\explorer.exe Window / User API: threadDelayed 399 Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Process information queried: ProcessInformation Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe System information queried: ModuleInformation Jump to behavior
Source: explorer.exe, 00000005.00000000.271658717.0000000008142000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: SCSI\Disk&Ven_VMware&Prod_Virtual_disk\5&1ec51bf7&0&000000
Source: explorer.exe, 00000005.00000000.271658717.0000000008142000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: Prod_VMware_SATA
Source: explorer.exe, 00000005.00000000.303278194.0000000008223000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000025700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#000000001F400000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000026700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000000100000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_Msft&Prod_Virtual_DVD-ROM#2&1f4adffe&0&000001#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}m&ven_n
Source: explorer.exe, 00000005.00000000.258357036.0000000000680000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: _VMware_SATA_CD00#5&280b647&
Source: explorer.exe, 00000005.00000000.291787671.000000000069D000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: \\?\scsi#cdrom&ven_necvmwar&prod_vmware_sata_cd00#5&280b647&0&000000#{53f56308-b6bf-11d0-94f2-00a0c91efb8b}
Source: explorer.exe, 00000005.00000000.280302190.0000000004287000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: -98f2-11e9-90ce-806e6f6e6963}#0000000026700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000000100000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA
Source: explorer.exe, 00000005.00000000.303278194.0000000008223000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: VMware SATA CD00
Source: explorer.exe, 00000005.00000000.272179570.0000000008290000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000026700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000000100000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA
Source: explorer.exe, 00000005.00000000.282454352.00000000062C4000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\scsi#cdrom&ven_necvmwar&prod_vmware_sata_cd00#5&280b647&0&000000#{53f56308-b6bf-11d0-94f2-00a0c91efb8b}
Source: explorer.exe, 00000005.00000000.303278194.0000000008223000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000025700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#000000001F400000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000026700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000000100000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_Msft&Prod_Virtual_DVD-ROM#2&1f4adffe&0&000001#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}+]e
Source: explorer.exe, 00000005.00000000.280302190.0000000004287000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}0
Source: explorer.exe, 00000005.00000000.303278194.0000000008223000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000025700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#000000001F400000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000026700000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\STORAGE#Volume#{e6e9dfc6-98f2-11e9-90ce-806e6f6e6963}#0000000000100000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_Msft&Prod_Virtual_DVD-ROM#2&1f4adffe&0&000001#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}}^
Source: explorer.exe, 00000005.00000000.271968277.000000000820E000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: SCSI\CDROM&VEN_NECVMWAR&PROD_VMWARE_SATA_CD00\5&280B647&0&000000
Source: explorer.exe, 00000005.00000000.272560042.000000000832B000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: #{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}\\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f$:s
Source: explorer.exe, 00000005.00000000.271658717.0000000008142000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: SCSI\CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00\5&280b647&0&000000
Source: explorer.exe, 00000005.00000000.303278194.0000000008223000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: VMware SATA CD00l

Anti Debugging
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Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Source: C:\Users\user\Desktop\CraHZCrkGP.exe System information queried: CodeIntegrityInformation Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad System information queried: CodeIntegrityInformation Jump to behavior
Contains functionality to read the PEB
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_027AAB4A push dword ptr fs:[00000030h] 0_2_027AAB4A
Checks if the current process is being debugged
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Process queried: DebugPort Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Process queried: DebugPort Jump to behavior

HIPS / PFW / Operating System Protection Evasion
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Benign windows process drops PE files
Source: C:\Windows\explorer.exe File created: drsdbad.5.dr Jump to dropped file
System process connects to network (likely due to code injection or exploit)
Source: C:\Windows\explorer.exe Domain query: host-file-host6.com
Source: C:\Windows\explorer.exe Domain query: host-host-file8.com
Maps a DLL or memory area into another process
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Section loaded: unknown target: C:\Windows\explorer.exe protection: read write Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Section loaded: unknown target: C:\Windows\explorer.exe protection: execute and read Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Section loaded: unknown target: C:\Windows\explorer.exe protection: read write Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Section loaded: unknown target: C:\Windows\explorer.exe protection: execute and read Jump to behavior
Creates a thread in another existing process (thread injection)
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Thread created: C:\Windows\explorer.exe EIP: 2631930 Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Thread created: unknown EIP: 4A01930 Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Process created: C:\Users\user\Desktop\CraHZCrkGP.exe "C:\Users\user\Desktop\CraHZCrkGP.exe" Jump to behavior
Source: C:\Users\user\AppData\Roaming\drsdbad Process created: C:\Users\user\AppData\Roaming\drsdbad C:\Users\user\AppData\Roaming\drsdbad Jump to behavior
Source: explorer.exe, 00000005.00000000.278658295.0000000000688000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000005.00000000.291768185.0000000000688000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000005.00000000.258363464.0000000000688000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: ProgmanEXE^
Source: explorer.exe, 00000005.00000000.292399231.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.302629679.0000000008142000.00000004.00000001.00020000.00000000.sdmp, explorer.exe, 00000005.00000000.262213793.0000000005920000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: Shell_TrayWnd
Source: explorer.exe, 00000005.00000000.292399231.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.258555866.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.279081042.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp Binary or memory string: Progman
Source: explorer.exe, 00000005.00000000.292399231.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.258555866.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.279081042.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp Binary or memory string: Progmanlock
Source: explorer.exe, 00000005.00000000.278681639.000000000069D000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000005.00000000.258377155.000000000069D000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000005.00000000.291787671.000000000069D000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Shell_TrayWnd4
Source: explorer.exe, 00000005.00000000.292399231.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.258555866.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000005.00000000.279081042.0000000000BE0000.00000002.00000001.00040000.00000000.sdmp Binary or memory string: WProgram Manager
Source: C:\Windows\explorer.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior
Source: C:\Users\user\Desktop\CraHZCrkGP.exe Code function: 0_2_0041CC60 GetSystemTimeAsFileTime,GetCurrentProcessId,GetCurrentThreadId,GetTickCount,QueryPerformanceCounter, 0_2_0041CC60

Stealing of Sensitive Information
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Yara detected SmokeLoader
Source: Yara match File source: 21.2.drsdbad.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 20.2.drsdbad.25a15a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.CraHZCrkGP.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.CraHZCrkGP.exe.26115a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000000.292819935.0000000002631000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000015.00000002.374142486.00000000005A1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.314917602.00000000004A0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000015.00000002.374095976.0000000000580000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.315051537.00000000004D1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY

Remote Access Functionality
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Yara detected SmokeLoader
Source: Yara match File source: 21.2.drsdbad.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 20.2.drsdbad.25a15a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.2.CraHZCrkGP.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.CraHZCrkGP.exe.26115a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000005.00000000.292819935.0000000002631000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000015.00000002.374142486.00000000005A1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.314917602.00000000004A0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000015.00000002.374095976.0000000000580000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.315051537.00000000004D1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
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Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 678052 Sample: CraHZCrkGP.exe Startdate: 03/08/2022 Architecture: WINDOWS Score: 100 30 Multi AV Scanner detection for domain / URL 2->30 32 Antivirus detection for URL or domain 2->32 34 Yara detected SmokeLoader 2->34 36 2 other signatures 2->36 7 CraHZCrkGP.exe 2->7         started        9 drsdbad 2->9         started        process3 signatures4 12 CraHZCrkGP.exe 7->12         started        46 Machine Learning detection for dropped file 9->46 15 drsdbad 9->15         started        process5 signatures6 48 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->48 50 Maps a DLL or memory area into another process 12->50 52 Checks if the current machine is a virtual machine (disk enumeration) 12->52 17 explorer.exe 2 12->17 injected 54 Creates a thread in another existing process (thread injection) 15->54 process7 dnsIp8 26 host-file-host6.com 34.118.39.10, 49755, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 17->26 28 host-host-file8.com 17->28 22 C:\Users\user\AppData\Roaming\drsdbad, PE32 17->22 dropped 24 C:\Users\user\...\drsdbad:Zone.Identifier, ASCII 17->24 dropped 38 System process connects to network (likely due to code injection or exploit) 17->38 40 Benign windows process drops PE files 17->40 42 Deletes itself after installation 17->42 44 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->44 file9 signatures10
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
34.118.39.10
 host-file-host6.com United States
139070 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG true

Contacted Domains

Name IP Active
host-file-host6.com 34.118.39.10 true
host-host-file8.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://host-file-host6.com/ true
  • URL Reputation: safe
 unknown
http://host-host-file8.com/ true
  • URL Reputation: malware
 unknown