Overview

overview

10

Static

static

eb975aeaaf...31.exe

windows7-x64

10

eb975aeaaf...31.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2022 18:25

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General

  • Target

    eb975aeaaf038751aa94d25ed94e0c56107de932f236b83650ac51778ca11931.exe

  • Size

    1.4MB

  • MD5

    c3a012f02656f46f5d072571531c6525

  • SHA1

    7638c66e36ca156903cfac0ac7e69c20207e0d3c

  • SHA256

    eb975aeaaf038751aa94d25ed94e0c56107de932f236b83650ac51778ca11931

  • SHA512

    c4c61117ea017da1b5a4da8569ac5c0df95409408fa8f26a5950b38c188f677dd247a7d8988968d7231273f8e8e43accd389b59a42bf962f8c85d1706001fc00

  • SSDEEP

    12288:8qOIM5nP5WBPS8n/iN6cg1wFIa0FsMps:8qA5nRkPTn/iZZItOMps

Score
10/10
imminentpersistencespywaretrojan

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

    trojanspywareimminent
  • Modifies WinLogon for persistence 2 TTPs 4 IoCs
    persistence
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb975aeaaf038751aa94d25ed94e0c56107de932f236b83650ac51778ca11931.exe
    "C:\Users\Admin\AppData\Local\Temp\eb975aeaaf038751aa94d25ed94e0c56107de932f236b83650ac51778ca11931.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3260
    • C:\Users\Admin\AppData\Roaming\winlogon.exe
      "C:\Users\Admin\AppData\Roaming\winlogon.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Checks computer location settings
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4848
      • C:\Users\Admin\AppData\Roaming\csrss.exe
        "C:\Users\Admin\AppData\Roaming\csrss.exe" -reg "explorer.exe, C:\Users\Admin\AppData\Roaming\winlogon.exe" -proc 4848 C:\Users\Admin\AppData\Roaming\winlogon.exe
        3⤵
        • Modifies WinLogon for persistence
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1444

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\csrss.exe
    Filesize

    1.4MB

    MD5

    c3a012f02656f46f5d072571531c6525

    SHA1

    7638c66e36ca156903cfac0ac7e69c20207e0d3c

    SHA256

    eb975aeaaf038751aa94d25ed94e0c56107de932f236b83650ac51778ca11931

    SHA512

    c4c61117ea017da1b5a4da8569ac5c0df95409408fa8f26a5950b38c188f677dd247a7d8988968d7231273f8e8e43accd389b59a42bf962f8c85d1706001fc00

    Download Submit

  • C:\Users\Admin\AppData\Roaming\csrss.exe
    Filesize

    1.4MB

    MD5

    c3a012f02656f46f5d072571531c6525

    SHA1

    7638c66e36ca156903cfac0ac7e69c20207e0d3c

    SHA256

    eb975aeaaf038751aa94d25ed94e0c56107de932f236b83650ac51778ca11931

    SHA512

    c4c61117ea017da1b5a4da8569ac5c0df95409408fa8f26a5950b38c188f677dd247a7d8988968d7231273f8e8e43accd389b59a42bf962f8c85d1706001fc00

    Download Submit

  • memory/1444-139-0x0000000074E90000-0x0000000075441000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1444-141-0x0000000074E90000-0x0000000075441000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3260-132-0x0000000074E90000-0x0000000075441000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3260-134-0x0000000074E90000-0x0000000075441000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4848-135-0x0000000074E90000-0x0000000075441000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4848-140-0x0000000074E90000-0x0000000075441000-memory.dmp

    Filesize

    5.7MB

    Download