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Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/02/2025, 14:34

General

  • Target

    9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe

  • Size

    57KB

  • MD5

    20e53a461803d01901cea182e1c4ba7e

  • SHA1

    50e0744e4b869ecd84832f4aa02bbf1274833a8c

  • SHA256

    9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a

  • SHA512

    e6b55b8817360637406ba3f0c4eb7217b862588a3b548454d732c477887d50fb8156b6f53d0a35d57cb05dcc564fff2e5cfd5ea9290e7cd23f1457fb473fad4e

  • SSDEEP

    1536:SXOMZigN9OUjTW404k9iMeaP3Ni7v3g912IPs2J:SXOMZHSUjiAk9RoLw91Ps2J

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe
    "C:\Users\Admin\AppData\Local\Temp\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe"
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2080
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2900
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2912
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /rl highest /tn "9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a" /tr "C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2628
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {DA6F9421-8BAC-4CE8-96D6-3FB5519FC33B} S-1-5-21-3533259084-2542256011-65585152-1000:XPAJOTIY\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe
      C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1140
    • C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe
      C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a.exe

    Filesize

    57KB

    MD5

    20e53a461803d01901cea182e1c4ba7e

    SHA1

    50e0744e4b869ecd84832f4aa02bbf1274833a8c

    SHA256

    9e6da0d7af683c5f01bf8b869fffecc808833f56dc5cf834690a933a811ed38a

    SHA512

    e6b55b8817360637406ba3f0c4eb7217b862588a3b548454d732c477887d50fb8156b6f53d0a35d57cb05dcc564fff2e5cfd5ea9290e7cd23f1457fb473fad4e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

    Filesize

    7KB

    MD5

    6e7a9efdfada5cf92045a2abc3d05d75

    SHA1

    25f540d1dc1f9e0a152fef3125a7af32bacc7659

    SHA256

    7155c5c9de033448b3dd7e9e7629ee7d336d946699f7b51308d92a80a437c549

    SHA512

    a65673bf2ff55c05e486602cac44c8d90ac736f1f9b11fe90a1ea1f1e31ced85ac8a7ace1fc1956591aeaee43f0405b880a056f5f53903a2431847329a34dd07

  • memory/1140-29-0x0000000000FE0000-0x0000000000FF4000-memory.dmp

    Filesize

    80KB

  • memory/1924-23-0x000000001ACB0000-0x000000001AD30000-memory.dmp

    Filesize

    512KB

  • memory/1924-0-0x000007FEF5703000-0x000007FEF5704000-memory.dmp

    Filesize

    4KB

  • memory/1924-24-0x0000000002120000-0x0000000002132000-memory.dmp

    Filesize

    72KB

  • memory/1924-25-0x000000001ACB0000-0x000000001AD30000-memory.dmp

    Filesize

    512KB

  • memory/1924-2-0x000007FEF5703000-0x000007FEF5704000-memory.dmp

    Filesize

    4KB

  • memory/1924-1-0x0000000000050000-0x0000000000064000-memory.dmp

    Filesize

    80KB

  • memory/2080-8-0x000000001B7F0000-0x000000001BAD2000-memory.dmp

    Filesize

    2.9MB

  • memory/2080-9-0x00000000027F0000-0x00000000027F8000-memory.dmp

    Filesize

    32KB

  • memory/2080-7-0x0000000002A00000-0x0000000002A80000-memory.dmp

    Filesize

    512KB

  • memory/2140-31-0x0000000000130000-0x0000000000144000-memory.dmp

    Filesize

    80KB

  • memory/2900-15-0x000000001B6C0000-0x000000001B9A2000-memory.dmp

    Filesize

    2.9MB

  • memory/2900-16-0x0000000001ED0000-0x0000000001ED8000-memory.dmp

    Filesize

    32KB