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Analysis

  • max time kernel
    118s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17/01/2025, 11:34

General

  • Target

    SK09876.exe

  • Size

    616KB

  • MD5

    eeec5bbe187667b25e6b6b8e68d4dcce

  • SHA1

    12150c63ad276e94e3270ce3169c1afce22534f2

  • SHA256

    14e06136df7cb1d702865305be8e50343153003f1faf2fd55d85480abc14354d

  • SHA512

    9f65522b95e38c15a6cfb545a0b617b6fc123ae4800ad57c2e65e92eeaf3a3ef1c1df339d4716f0a41310f0600c3c1b81bf30f101550aabb21ff1eca4e133454

  • SSDEEP

    12288:v6Wq4aaE6KwyF5L0Y2D1PqLx8HgCKxYWFJ/MIGcEDhL53TleNU9AFbmdyh:tthEVaPqLx8HgCKd7mlDhNUNUKJjh

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 3 IoCs
  • Snakekeylogger family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SK09876.exe
    "C:\Users\Admin\AppData\Local\Temp\SK09876.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\sacculation\ambiparous.exe
      "C:\Users\Admin\AppData\Local\Temp\SK09876.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\SK09876.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\sacculation\ambiparous.exe

    Filesize

    616KB

    MD5

    eeec5bbe187667b25e6b6b8e68d4dcce

    SHA1

    12150c63ad276e94e3270ce3169c1afce22534f2

    SHA256

    14e06136df7cb1d702865305be8e50343153003f1faf2fd55d85480abc14354d

    SHA512

    9f65522b95e38c15a6cfb545a0b617b6fc123ae4800ad57c2e65e92eeaf3a3ef1c1df339d4716f0a41310f0600c3c1b81bf30f101550aabb21ff1eca4e133454

  • memory/2168-0-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2168-3-0x0000000002F10000-0x0000000003110000-memory.dmp

    Filesize

    2.0MB

  • memory/2168-28-0x0000000003E40000-0x0000000003F02000-memory.dmp

    Filesize

    776KB

  • memory/2168-10-0x0000000003E40000-0x0000000003F02000-memory.dmp

    Filesize

    776KB

  • memory/2168-9-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2560-19-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2560-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2560-21-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2560-26-0x000000007441E000-0x000000007441F000-memory.dmp

    Filesize

    4KB

  • memory/2560-27-0x0000000074410000-0x0000000074AFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2560-29-0x000000007441E000-0x000000007441F000-memory.dmp

    Filesize

    4KB

  • memory/2560-30-0x0000000074410000-0x0000000074AFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2700-17-0x0000000003CD0000-0x00000000040D0000-memory.dmp

    Filesize

    4.0MB

  • memory/2700-25-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/2700-12-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB