Analysis

  • max time kernel
    119s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10-07-2024 09:51

General

  • Target

    343a265bfdb9b15f6b99db339112d799_JaffaCakes118.exe

  • Size

    713KB

  • MD5

    343a265bfdb9b15f6b99db339112d799

  • SHA1

    4a9a4a28d2cd8f5da07be8bd6602c753635b5436

  • SHA256

    45b183f3ab8e0ad421664b353e4951aa08d3f2e0ee0667a5b10d4dba5e5bb691

  • SHA512

    c666bc106d903cbabb203dabfd497bcdb79483d5ea3d2288fe767d427ee96c606c578e4628b93bc4f8a8590114f69641ab3109d2a9aefa0e39270c3d1b1882c0

  • SSDEEP

    12288:ZpoAjC84Mab0k/05qD4xgca8ndRg9SRmINmnxjA:fC9MY4xXa8dQSWZA

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://bitrix370.timeweb.ru/
  • Port:
    21
  • Username:
    cn94754
  • Password:
    c2eitfpidhgS

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\343a265bfdb9b15f6b99db339112d799_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\343a265bfdb9b15f6b99db339112d799_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uDmbaTfu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA6BB.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2480
    • C:\Users\Admin\AppData\Local\Temp\343a265bfdb9b15f6b99db339112d799_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\343a265bfdb9b15f6b99db339112d799_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 1104
        3⤵
        • Program crash
        PID:1660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA6BB.tmp

    Filesize

    1KB

    MD5

    a8b25345b15a2ecf281db45129c85183

    SHA1

    a40b5b77147fa2ce2071b50936fff120e3144386

    SHA256

    e9125e08592fd9ea01729d4c1bb2d6e9ec90be5ff117d43d015e64c69767358b

    SHA512

    39a1f4bd579d624516fc0374cb4a6dc962fd138e95c874fd1fa1e7c224164e466db9b506020f1ec9110abd327f2ef6ebd499c7d35fdeb674e73e8019458b63f0

  • memory/2052-0-0x0000000073F7E000-0x0000000073F7F000-memory.dmp

    Filesize

    4KB

  • memory/2052-1-0x0000000001020000-0x00000000010D8000-memory.dmp

    Filesize

    736KB

  • memory/2052-2-0x0000000073F70000-0x000000007465E000-memory.dmp

    Filesize

    6.9MB

  • memory/2052-3-0x00000000005D0000-0x00000000005DA000-memory.dmp

    Filesize

    40KB

  • memory/2052-4-0x0000000073F7E000-0x0000000073F7F000-memory.dmp

    Filesize

    4KB

  • memory/2052-5-0x0000000073F70000-0x000000007465E000-memory.dmp

    Filesize

    6.9MB

  • memory/2052-6-0x0000000004F10000-0x0000000004FA8000-memory.dmp

    Filesize

    608KB

  • memory/2052-28-0x0000000073F70000-0x000000007465E000-memory.dmp

    Filesize

    6.9MB

  • memory/2504-27-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-22-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-29-0x0000000073F70000-0x000000007465E000-memory.dmp

    Filesize

    6.9MB

  • memory/2504-12-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-24-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2504-18-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-16-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-14-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2504-30-0x0000000073F70000-0x000000007465E000-memory.dmp

    Filesize

    6.9MB

  • memory/2504-31-0x0000000073F70000-0x000000007465E000-memory.dmp

    Filesize

    6.9MB