Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2024 01:43

General

  • Target

    c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe

  • Size

    553KB

  • MD5

    4b6a4185deab6ab773c385544348ad2d

  • SHA1

    063ce8ac9989d729ee476f05dc4b4ca0e4683d36

  • SHA256

    c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3

  • SHA512

    0a79a552bebef3006492e3501458222d099c5968599e819827dce321872da2cce1a1fcaf7d603c96083c9214671f35dac6fcd63a98871f74ce61bab8b9cdf6ea

  • SSDEEP

    12288:T6Z6wR7njY2nH1TjZhqxXo7qyzTwHHyxeB7nk80OS:mZ6wNjLHBj7qxXoGQwHHrBTF

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe
    "C:\Users\Admin\AppData\Local\Temp\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2920
    • 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\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1948
    • C:\Users\Admin\AppData\Local\Temp\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe
      "C:\Users\Admin\AppData\Local\Temp\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4508
        • C:\Windows\SysWOW64\choice.exe
          choice /C Y /N /D Y /T 3
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c7a131685f4235140da8b3310a3d1816527268ba1cd788b24e5011b572eaf9a3.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jgltyvwt.v0m.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1948-49-0x00000000073D0000-0x0000000007473000-memory.dmp

    Filesize

    652KB

  • memory/1948-18-0x0000000005490000-0x0000000005AB8000-memory.dmp

    Filesize

    6.2MB

  • memory/1948-62-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1948-59-0x0000000007A10000-0x0000000007A18000-memory.dmp

    Filesize

    32KB

  • memory/1948-58-0x0000000007A30000-0x0000000007A4A000-memory.dmp

    Filesize

    104KB

  • memory/1948-33-0x0000000005F00000-0x0000000006254000-memory.dmp

    Filesize

    3.3MB

  • memory/1948-57-0x0000000007930000-0x0000000007944000-memory.dmp

    Filesize

    80KB

  • memory/1948-22-0x0000000005B30000-0x0000000005B96000-memory.dmp

    Filesize

    408KB

  • memory/1948-56-0x0000000007920000-0x000000000792E000-memory.dmp

    Filesize

    56KB

  • memory/1948-51-0x0000000007D40000-0x00000000083BA000-memory.dmp

    Filesize

    6.5MB

  • memory/1948-38-0x0000000070840000-0x000000007088C000-memory.dmp

    Filesize

    304KB

  • memory/1948-55-0x00000000078F0000-0x0000000007901000-memory.dmp

    Filesize

    68KB

  • memory/1948-16-0x0000000004D70000-0x0000000004DA6000-memory.dmp

    Filesize

    216KB

  • memory/1948-36-0x00000000069B0000-0x00000000069E2000-memory.dmp

    Filesize

    200KB

  • memory/1948-17-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1948-48-0x0000000006980000-0x000000000699E000-memory.dmp

    Filesize

    120KB

  • memory/1948-19-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1948-20-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1948-21-0x00000000053F0000-0x0000000005412000-memory.dmp

    Filesize

    136KB

  • memory/1948-23-0x0000000005D90000-0x0000000005DF6000-memory.dmp

    Filesize

    408KB

  • memory/1948-54-0x0000000007970000-0x0000000007A06000-memory.dmp

    Filesize

    600KB

  • memory/1948-53-0x0000000007760000-0x000000000776A000-memory.dmp

    Filesize

    40KB

  • memory/1948-52-0x00000000076F0000-0x000000000770A000-memory.dmp

    Filesize

    104KB

  • memory/1948-34-0x00000000063C0000-0x00000000063DE000-memory.dmp

    Filesize

    120KB

  • memory/1948-35-0x0000000006410000-0x000000000645C000-memory.dmp

    Filesize

    304KB

  • memory/1952-15-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1952-13-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1952-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1952-50-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2920-14-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2920-0-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

    Filesize

    4KB

  • memory/2920-1-0x0000000000590000-0x0000000000620000-memory.dmp

    Filesize

    576KB

  • memory/2920-7-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

    Filesize

    4KB

  • memory/2920-9-0x00000000061E0000-0x000000000624A000-memory.dmp

    Filesize

    424KB

  • memory/2920-5-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2920-3-0x0000000005020000-0x00000000050B2000-memory.dmp

    Filesize

    584KB

  • memory/2920-10-0x0000000008AC0000-0x0000000008B5C000-memory.dmp

    Filesize

    624KB

  • memory/2920-8-0x0000000074E30000-0x00000000755E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2920-6-0x0000000006670000-0x0000000006688000-memory.dmp

    Filesize

    96KB

  • memory/2920-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

    Filesize

    5.6MB

  • memory/2920-4-0x00000000050D0000-0x00000000050DA000-memory.dmp

    Filesize

    40KB