Windows
Analysis Report
Inquiry files v2.exe
Overview
General Information
Detection
FormBook, PureLog Stealer
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
Yara detected AntiVM3
Yara detected FormBook
Yara detected PureLog Stealer
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious sample
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses runas.exe to run programs with evaluated privileges
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Allocates memory with a write watch (potentially for evading sandboxes)
Checks if the current process is being debugged
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to call native functions
Contains functionality to read the PEB
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Drops PE files
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE / OLE file has an invalid certificate
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicious Add Scheduled Task Parent
Sigma detected: Suspicious Schtasks From Env Var Folder
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)
Yara signature match
Classification
- System is w10x64
Inquiry files v2.exe (PID: 7124 cmdline:
"C:\Users\ user\Deskt op\Inquiry files v2. exe" MD5: 9C2717586122DB3E57BA56513F66E1B8) powershell.exe (PID: 876 cmdline:
"C:\Window s\System32 \WindowsPo werShell\v 1.0\powers hell.exe" Add-MpPref erence -Ex clusionPat h "C:\User s\user\App Data\Roami ng\WOzeoJQ i.exe" MD5: C32CA4ACFCC635EC1EA6ED8A34DF5FAC) conhost.exe (PID: 5960 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) WmiPrvSE.exe (PID: 5196 cmdline:
C:\Windows \system32\ wbem\wmipr vse.exe -s ecured -Em bedding MD5: 60FF40CFD7FB8FE41EE4FE9AE5FE1C51) schtasks.exe (PID: 4196 cmdline:
"C:\Window s\System32 \schtasks. exe" /Crea te /TN "Up dates\WOze oJQi" /XML "C:\Users \user\AppD ata\Local\ Temp\tmp35 FF.tmp" MD5: 48C2FE20575769DE916F48EF0676A965) conhost.exe (PID: 6764 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) RegSvcs.exe (PID: 1616 cmdline:
"C:\Window s\Microsof t.NET\Fram ework\v4.0 .30319\Reg Svcs.exe" MD5: 9D352BC46709F0CB5EC974633A0C3C94) YIJBuAgnqfKMtZ.exe (PID: 5956 cmdline:
"C:\Progra m Files (x 86)\McEiro hKWUkqujMr tjMiNZKWqt dmjbsDRNUX eiFWQcvHRU htEkxQVAZG ksndZFPlES H\YIJBuAgn qfKMtZ.exe " MD5: 32B8AD6ECA9094891E792631BAEA9717) runas.exe (PID: 4832 cmdline:
"C:\Window s\SysWOW64 \runas.exe " MD5: 13646BC81C39130487DA538B2DED5B28) firefox.exe (PID: 1136 cmdline:
"C:\Progra m Files\Mo zilla Fire fox\Firefo x.exe" MD5: C86B1BE9ED6496FE0E0CBE73F81D8045)
WOzeoJQi.exe (PID: 2404 cmdline:
C:\Users\u ser\AppDat a\Roaming\ WOzeoJQi.e xe MD5: 9C2717586122DB3E57BA56513F66E1B8) schtasks.exe (PID: 1216 cmdline:
"C:\Window s\System32 \schtasks. exe" /Crea te /TN "Up dates\WOze oJQi" /XML "C:\Users \user\AppD ata\Local\ Temp\tmp5B 3B.tmp" MD5: 48C2FE20575769DE916F48EF0676A965) conhost.exe (PID: 5360 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) RegSvcs.exe (PID: 6720 cmdline:
"C:\Window s\Microsof t.NET\Fram ework\v4.0 .30319\Reg Svcs.exe" MD5: 9D352BC46709F0CB5EC974633A0C3C94)
- cleanup
Name | Description | Attribution | Blogpost URLs | Link |
---|---|---|---|---|
Formbook, Formbo | FormBook contains a unique crypter RunPE that has unique behavioral patterns subject to detection. It was initially called "Babushka Crypter" by Insidemalware. |
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_PureLogStealer | Yara detected PureLog Stealer | Joe Security | ||
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
Click to see the 15 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_PureLogStealer | Yara detected PureLog Stealer | Joe Security | ||
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_PureLogStealer | Yara detected PureLog Stealer | Joe Security | ||
JoeSecurity_PureLogStealer | Yara detected PureLog Stealer | Joe Security | ||
Click to see the 5 entries |
System Summary |
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Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Roberto Rodriguez @Cyb3rWard0g (rule), oscd.community (improvements): |
Persistence and Installation Behavior |
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Source: | Author: Joe Security: |
Timestamp: | 07/18/24-07:58:39.821867 |
SID: | 2855465 |
Source Port: | 49735 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/18/24-07:57:57.118083 |
SID: | 2855465 |
Source Port: | 49726 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 07/18/24-07:58:26.022749 |
SID: | 2855465 |
Source Port: | 49731 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:49.249317+0200 |
SID: | 2855464 |
Source Port: | 49737 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:24.375289+0200 |
SID: | 2855464 |
Source Port: | 49730 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:35.096685+0200 |
SID: | 2855464 |
Source Port: | 49733 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:21.770675+0200 |
SID: | 2855464 |
Source Port: | 49729 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:26.978010+0200 |
SID: | 2050745 |
Source Port: | 49731 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | Malware Command and Control Activity Detected |
Timestamp: | 2024-07-18T07:58:32.533421+0200 |
SID: | 2855464 |
Source Port: | 49732 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:40.282074+0200 |
SID: | 2050745 |
Source Port: | 49735 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | Malware Command and Control Activity Detected |
Timestamp: | 2024-07-18T07:58:37.683924+0200 |
SID: | 2855464 |
Source Port: | 49734 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:57:57.804335+0200 |
SID: | 2855465 |
Source Port: | 49726 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:46.875735+0200 |
SID: | 2855464 |
Source Port: | 49736 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:26.978010+0200 |
SID: | 2855465 |
Source Port: | 49731 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:19.096164+0200 |
SID: | 2855464 |
Source Port: | 49727 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:58:40.282074+0200 |
SID: | 2855465 |
Source Port: | 49735 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Timestamp: | 2024-07-18T07:57:57.804335+0200 |
SID: | 2050745 |
Source Port: | 49726 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | Malware Command and Control Activity Detected |
Timestamp: | 2024-07-18T07:58:51.685646+0200 |
SID: | 2855464 |
Source Port: | 49738 |
Destination Port: | 80 |
Protocol: | TCP |
Classtype: | A Network Trojan was detected |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: | |||
Source: | Virustotal: | Perma Link |
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Source: | Virustotal: | Perma Link |
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Source: | Integrated Neural Analysis Model: |
Source: | Joe Sandbox ML: |
Source: | Joe Sandbox ML: |
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Networking |
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Source: | Snort IDS: | ||
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Source: | UDP traffic detected without corresponding DNS query: | ||
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