Analysis

  • max time kernel
    93s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2023 01:10

General

  • Target

    7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c.exe

  • Size

    848KB

  • MD5

    0d3f3677ea8d45a57d725d61c71c172b

  • SHA1

    be4ca1e7e6a23784efce031f83c0232141cd0718

  • SHA256

    7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c

  • SHA512

    6b4fd4ac87b2d64881986dacf956a1aa3ec8e7cb351cc58d512e5b48c61a1ee5b2e69b264e4b8ec549211f5a29b35eb883e3e2cf79decd89467a07c069f36226

  • SSDEEP

    12288:MaqvKgABiOX57dhpovj+6xuXvQDX7xRRVHZUvKeUtfysEa7ueH5qTIx:2OX5ZhSrXiQDFRRoZU5dEapq2

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6488735902:AAFjq98r8SzTcc0BHWZQiLUk749fQ78ULos/

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c.exe
    "C:\Users\Admin\AppData\Local\Temp\7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4936
    • C:\Users\Admin\AppData\Local\Temp\7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c.exe
      "C:\Users\Admin\AppData\Local\Temp\7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7c57d141f4c57d4ab30efd69206dc0a236ed915b2dbc437a9305b860e66e8a3c.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/3084-13-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3084-22-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/3084-21-0x00000000744E0000-0x0000000074C90000-memory.dmp

    Filesize

    7.7MB

  • memory/3084-20-0x0000000006420000-0x0000000006470000-memory.dmp

    Filesize

    320KB

  • memory/3084-16-0x00000000744E0000-0x0000000074C90000-memory.dmp

    Filesize

    7.7MB

  • memory/3084-19-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/3084-18-0x0000000005150000-0x00000000051B6000-memory.dmp

    Filesize

    408KB

  • memory/4936-10-0x0000000009FA0000-0x000000000A03C000-memory.dmp

    Filesize

    624KB

  • memory/4936-17-0x00000000744E0000-0x0000000074C90000-memory.dmp

    Filesize

    7.7MB

  • memory/4936-0-0x0000000000030000-0x000000000010A000-memory.dmp

    Filesize

    872KB

  • memory/4936-11-0x00000000744E0000-0x0000000074C90000-memory.dmp

    Filesize

    7.7MB

  • memory/4936-12-0x0000000004C40000-0x0000000004C50000-memory.dmp

    Filesize

    64KB

  • memory/4936-8-0x0000000007460000-0x000000000746A000-memory.dmp

    Filesize

    40KB

  • memory/4936-7-0x0000000007450000-0x0000000007458000-memory.dmp

    Filesize

    32KB

  • memory/4936-9-0x0000000007720000-0x000000000779E000-memory.dmp

    Filesize

    504KB

  • memory/4936-6-0x0000000005EA0000-0x0000000005EBA000-memory.dmp

    Filesize

    104KB

  • memory/4936-5-0x0000000004BA0000-0x0000000004BAA000-memory.dmp

    Filesize

    40KB

  • memory/4936-4-0x0000000004C40000-0x0000000004C50000-memory.dmp

    Filesize

    64KB

  • memory/4936-3-0x0000000004AF0000-0x0000000004B82000-memory.dmp

    Filesize

    584KB

  • memory/4936-2-0x0000000004FC0000-0x0000000005564000-memory.dmp

    Filesize

    5.6MB

  • memory/4936-1-0x00000000744E0000-0x0000000074C90000-memory.dmp

    Filesize

    7.7MB