Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:59

General

  • Target

    ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe

  • Size

    712KB

  • MD5

    d1022b868084f1b66bfa7886d99beb6a

  • SHA1

    260ea9ea5fc5169f4e0c4801cf1bbb8f1b77c2d2

  • SHA256

    ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a

  • SHA512

    6b59f5edcf84ce66f40e26fc8bba0f913ca2a21b909fa55e6071bfe0342b42b5f75a1e89c87b8178979f8cb39be253272b3959154af8ba12a8ece63d5f782620

  • SSDEEP

    12288:LaCR5leZlN2EwXWoS+fTRzbiuaGvIAs7BMCqjXfaCmiikzaG8liSeXgj3HRYojzN:G+ergZWo31G/JdEjXfa/P6unLHh/F

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.destinationtoplan.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Alora..333

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 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\ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe
    "C:\Users\Admin\AppData\Local\Temp\ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Users\Admin\AppData\Local\Temp\ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe
      "C:\Users\Admin\AppData\Local\Temp\ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2680
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3316

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/2680-10-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2680-18-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2680-17-0x00000000065A0000-0x00000000065F0000-memory.dmp

      Filesize

      320KB

    • memory/2680-16-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2680-15-0x0000000004F50000-0x0000000004FB6000-memory.dmp

      Filesize

      408KB

    • memory/2680-13-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/4848-4-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/4848-8-0x0000000003250000-0x00000000032D2000-memory.dmp

      Filesize

      520KB

    • memory/4848-9-0x000000000CCF0000-0x000000000CD8C000-memory.dmp

      Filesize

      624KB

    • memory/4848-7-0x0000000006010000-0x0000000006020000-memory.dmp

      Filesize

      64KB

    • memory/4848-6-0x0000000007350000-0x0000000007372000-memory.dmp

      Filesize

      136KB

    • memory/4848-5-0x0000000005B80000-0x0000000005B8A000-memory.dmp

      Filesize

      40KB

    • memory/4848-14-0x0000000074C10000-0x00000000753C0000-memory.dmp

      Filesize

      7.7MB

    • memory/4848-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

      Filesize

      4KB

    • memory/4848-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

      Filesize

      584KB

    • memory/4848-2-0x0000000006020000-0x00000000065C4000-memory.dmp

      Filesize

      5.6MB

    • memory/4848-1-0x0000000000F40000-0x0000000000FF6000-memory.dmp

      Filesize

      728KB