Analysis

  • max time kernel
    121s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2024 03:37

General

  • Target

    d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7.exe

  • Size

    670KB

  • MD5

    ac94c3ea86ecdd087b575bd5ec5ead4c

  • SHA1

    d14b851f26f33a5a4020aaeb3397f75b020a4346

  • SHA256

    d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7

  • SHA512

    d827f19987f3017e89266abbbe2dfbb3ff25aceb0b607bd829c0a2e6cd0e2eba82557d375d4908b69ba85f34c4304354b330f27c17cdf431ac97f843d0be1143

  • SSDEEP

    12288:F2+D4/TzbXdP+eCSmndoo45i9lNg/dKRLvyiZhvoIbN4B3yfh:F25TzbHCPEdKtZhvpWdyfh

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 3 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 1 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7.exe
    "C:\Users\Admin\AppData\Local\Temp\d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3048
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sCmXpCl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2252
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sCmXpCl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1B9C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2640
    • C:\Users\Admin\AppData\Local\Temp\d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7.exe
      "C:\Users\Admin\AppData\Local\Temp\d9b66f2580bd43a5b03487e161d925c63b3d485d22d71607060eb07e453c03d7.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp1B9C.tmp

    Filesize

    1KB

    MD5

    cac1cf00babc319937f024b76b438f18

    SHA1

    fda0b0ddbe89926f41c281617e15399e0d3e3a43

    SHA256

    2549afb21c36db3f3168f00efcd765720f85f9c465f1a302b3008296d1956496

    SHA512

    72b12a00a14ff3b56bc929ee958de3d560cff304fc0797eff2b61ddd7fd71b7e3e1108f2f22f8dfc51c41d478710f72b61d289cb8b2530fbdddcccdf775429d3

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    8193df2912a15899c8a9d37830822af6

    SHA1

    554015a25835409f43fc084e610c549afe693057

    SHA256

    b4877d598fbf391cb15348cc61703738dba19d6628e58b0e9686573718eb0e31

    SHA512

    80d3ee2bc020a5e85c302ac151271399176e18fd32337fdf81b0440264ccb3b355fc93bb072561cecdd634dbfb7969299ef6a326d5888d4e7fd53260b3a94298

  • memory/2836-28-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2836-30-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2836-21-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2836-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2836-25-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2836-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2836-29-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2836-19-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2948-6-0x0000000004E20000-0x0000000004E8C000-memory.dmp

    Filesize

    432KB

  • memory/2948-1-0x0000000000E00000-0x0000000000EAC000-memory.dmp

    Filesize

    688KB

  • memory/2948-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

    Filesize

    4KB

  • memory/2948-2-0x0000000074C60000-0x000000007534E000-memory.dmp

    Filesize

    6.9MB

  • memory/2948-3-0x00000000004F0000-0x000000000050C000-memory.dmp

    Filesize

    112KB

  • memory/2948-5-0x0000000074C60000-0x000000007534E000-memory.dmp

    Filesize

    6.9MB

  • memory/2948-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

    Filesize

    4KB

  • memory/2948-31-0x0000000074C60000-0x000000007534E000-memory.dmp

    Filesize

    6.9MB