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Windows Analysis Report
inlaww321345.exe

Overview

General Information

Sample Name:inlaww321345.exe
Analysis ID:626561
MD5:43e64e0ab6ca479c2af3afed56216a91
SHA1:983a822ffde2b558dfe2a8ac1dcc4d42df0f1d94
SHA256:cbdf1e33bc694b1ca634a4b042bd010050c9baf99078c91adf961ef92cebd305
Tags:exeformbook
Infos:

Detection

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

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected FormBook
Malicious sample detected (through community Yara rule)
System process connects to network (likely due to code injection or exploit)
Antivirus detection for URL or domain
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Sample uses process hollowing technique
Maps a DLL or memory area into another process
Machine Learning detection for sample
Performs DNS queries to domains with low reputation
Modifies the prolog of user mode functions (user mode inline hooks)
Queues an APC in another process (thread injection)
Tries to detect virtualization through RDTSC time measurements
Modifies the context of a thread in another process (thread injection)
C2 URLs / IPs found in malware configuration
Uses 32bit PE files
Yara signature match
Antivirus or Machine Learning detection for unpacked file
Contains functionality to check if a debugger is running (IsDebuggerPresent)
May sleep (evasive loops) to hinder dynamic analysis
Contains functionality to shutdown / reboot the system
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Contains functionality to query CPU information (cpuid)
Found potential string decryption / allocating functions
Sample execution stops while process was sleeping (likely an evasion)
Found evasive API chain (may stop execution after checking a module file name)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Contains functionality to call native functions
HTTP GET or POST without a user agent
Contains functionality which may be used to detect a debugger (GetProcessHeap)
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
Enables debug privileges
Found inlined nop instructions (likely shell or obfuscated code)
Extensive use of GetProcAddress (often used to hide API calls)
Drops PE files
Contains functionality to read the PEB
Checks if the current process is being debugged
Found large amount of non-executed APIs
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality for read data from the clipboard

Classification

  • System is w10x64
  • inlaww321345.exe (PID: 6464 cmdline: "C:\Users\user\Desktop\inlaww321345.exe" MD5: 43E64E0AB6CA479C2AF3AFED56216A91)
    • idczzzzbpy.exe (PID: 6492 cmdline: C:\Users\user\AppData\Local\Temp\idczzzzbpy.exe C:\Users\user\AppData\Local\Temp\naxsk MD5: 0A3F789C1F124B76E2EDC74EBEACF70A)
      • idczzzzbpy.exe (PID: 6516 cmdline: C:\Users\user\AppData\Local\Temp\idczzzzbpy.exe C:\Users\user\AppData\Local\Temp\naxsk MD5: 0A3F789C1F124B76E2EDC74EBEACF70A)
        • explorer.exe (PID: 3968 cmdline: C:\Windows\Explorer.EXE MD5: AD5296B280E8F522A8A897C96BAB0E1D)
          • chkdsk.exe (PID: 6248 cmdline: C:\Windows\SysWOW64\chkdsk.exe MD5: 2D5A2497CB57C374B3AE3080FF9186FB)
            • cmd.exe (PID: 6368 cmdline: /c del "C:\Users\user\AppData\Local\Temp\idczzzzbpy.exe" MD5: F3BDBE3BB6F734E357235F4D5898582D)
              • conhost.exe (PID: 1804 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
  • cleanup
{"C2 list": ["www.boxberry-my.com/sn31/"], "decoy": ["matsuomatsuo.com", "104wn.com", "bolacorner.com", "dawonderer.com", "yourpamlano.xyz", "mtzmx.icu", "lepakzaparket.com", "barmagli.com", "danta.ltd", "marumaru240.com", "people-centeredhr.com", "test-brew-inc.com", "clairvoyantbusinesscoach.com", "aforeignexchangeblog.com", "erentekbilisim.com", "gangqinqu123.net", "defiguaranteebonds.com", "thegioigaubong97.site", "vaoiwin.info", "vcwholeness.com", "03c3twpfee5estjovfu2655.com", "mutantapeyachtclubtoken.store", "pixelkev.xyz", "corporacioncymaz.com", "iampro-found.com", "azureconsults.com", "bam-bong.com", "advanceresubeopene.biz", "tzjisheng.com", "krdz28.online", "ycw2009.com", "minioe.com", "dronelink.xyz", "autu.cfd", "sdwmkj.com", "uixray.xyz", "informacion-numero-24-h.site", "123dianyingyuan.com", "tj-assets.com", "usaservicedogregistratuon.com", "metagwnics.com", "pepeksquad2.host", "kc7.club", "yundtremark.com", "finance-employers.com", "euroglobalnews.info", "estudioenzetti.com", "rodosmail.xyz", "bm65.xyz", "bchmtn.net", "server4uuss.net", "maisonretraiteprivee.com", "atelierelzaaidar.com", "thegurlyboutique.com", "primobellaquartz.com", "jetskirentaldublin.com", "akmeetech.com", "withoutyoutube.com", "blackcreekwatershed.com", "89qp52.com", "e3488.com", "vote4menk.com", "tyma.club", "theceditpalooza.com"]}
SourceRuleDescriptionAuthorStrings
00000010.00000002.507327019.0000000000970000.00000040.80000000.00040000.00000000.sdmpJoeSecurity_FormBookYara detected FormBookJoe Security
    00000010.00000002.507327019.0000000000970000.00000040.80000000.00040000.00000000.sdmpFormbook_1autogenerated rule brought to you by yara-signatorFelix Bilstein - yara-signator at cocacoding dot com
    • 0x9908:$sequence_0: 03 C8 0F 31 2B C1 89 45 FC
    • 0x9b82:$sequence_0: 03 C8 0F 31 2B C1 89 45 FC
    • 0x156b5:$sequence_1: 3C 24 0F 84 76 FF FF FF 3C 25 74 94
    • 0x151a1:$sequence_2: 3B 4F 14 73 95 85 C9 74 91
    • 0x157b7:$sequence_3: 3C 69 75 44 8B 7D 18 8B 0F
    • 0x1592f:$sequence_4: 5D C3 8D 50 7C 80 FA 07
    • 0xa59a:$sequence_5: 0F BE 5C 0E 01 0F B6 54 0E 02 83 E3 0F C1 EA 06
    • 0x1441c:$sequence_6: 57 89 45 FC 89 45 F4 89 45 F8
    • 0xb293:$sequence_7: 66 89 0C 02 5B 8B E5 5D
    • 0x1b927:$sequence_8: 3C 54 74 04 3C 74 75 F4
    • 0x1c92a:$sequence_9: 56 68 03 01 00 00 8D 85 95 FE FF FF 6A 00
    00000010.00000002.507327019.0000000000970000.00000040.80000000.00040000.00000000.sdmpFormbookdetect Formbook in memoryJPCERT/CC Incident Response Group
    • 0x18849:$sqlite3step: 68 34 1C 7B E1
    • 0x1895c:$sqlite3step: 68 34 1C 7B E1
    • 0x18878:$sqlite3text: 68 38 2A 90 C5
    • 0x1899d:$sqlite3text: 68 38 2A 90 C5
    • 0x1888b:$sqlite3blob: 68 53 D8 7F 8C
    • 0x189b3:$sqlite3blob: 68 53 D8 7F 8C
    00000002.00000002.319433695.0000000000400000.00000040.00000400.00020000.00000000.sdmpJoeSecurity_FormBookYara detected FormBookJoe Security
      00000002.00000002.319433695.0000000000400000.00000040.00000400.00020000.00000000.sdmpFormbook_1autogenerated rule brought to you by yara-signatorFelix Bilstein - yara-signator at cocacoding dot com
      • 0x9908:$sequence_0: 03 C8 0F 31 2B C1 89 45 FC
      • 0x9b82:$sequence_0: 03 C8 0F 31 2B C1 89 45 FC
      • 0x156b5:$sequence_1: 3C 24 0F 84 76 FF FF FF 3C 25 74 94
      • 0x151a1:$sequence_2: 3B 4F 14 73 95 85 C9 74 91
      • 0x157b7:$sequence_3: 3C 69 75 44 8B 7D 18 8B 0F
      • 0x1592f:$sequence_4: 5D C3 8D 50 7C 80 FA 07
      • 0xa59a:$sequence_5: 0F BE 5C 0E 01 0F B6 54 0E 02 83 E3 0F C1 EA 06
      • 0x1441c:$sequence_6: 57 89 45 FC 89 45 F4 89 45 F8
      • 0xb293:$sequence_7: 66 89 0C 02 5B 8B E5 5D
      • 0x1b927:$sequence_8: 3C 54 74 04 3C 74 75 F4
      • 0x1c92a:$sequence_9: 56 68 03 01 00 00 8D 85 95 FE FF FF 6A 00
      Click to see the 28 entries
      SourceRuleDescriptionAuthorStrings
      2.2.idczzzzbpy.exe.40000