Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:42

General

  • Target

    SOA MAY 2024.exe

  • Size

    714KB

  • MD5

    f8fe6881e21dcba5b78d693f96f56c6f

  • SHA1

    15bad9cbbc0bb09e66ab78929a5ce632da652b78

  • SHA256

    4210e25c33df901302fe42704fcd0832729e4efade9da5abe6a8f2512244024f

  • SHA512

    e0bf8b7105cc94bb126db2acabf321eccbcc26852ffb19c754bbb8f733d135c877c92adf05fc3c3e4efe923ee38ba26cfd25424b53c46e92e6b1381d64ebb77c

  • SSDEEP

    12288:wX0pxhV36Di8BtLExdWe2kD3nmXbvtbZGh/C3f+hwGsxNPigJNS2wrk80:tBFKKxYe2WnaFItrhwztlfO

Malware Config

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe
    "C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:692
    • C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe
      "C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1900
  • 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 --field-trial-handle=4076,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=1276 /prefetch:8
    1⤵
      PID:4092

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SOA MAY 2024.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/692-8-0x00000000063D0000-0x0000000006452000-memory.dmp

      Filesize

      520KB

    • memory/692-7-0x0000000004800000-0x0000000004810000-memory.dmp

      Filesize

      64KB

    • memory/692-3-0x0000000004E50000-0x0000000004EE2000-memory.dmp

      Filesize

      584KB

    • memory/692-4-0x00007FF969F30000-0x00007FF96A125000-memory.dmp

      Filesize

      2.0MB

    • memory/692-9-0x000000000BD60000-0x000000000BDFC000-memory.dmp

      Filesize

      624KB

    • memory/692-6-0x0000000006710000-0x0000000006732000-memory.dmp

      Filesize

      136KB

    • memory/692-2-0x0000000005360000-0x0000000005904000-memory.dmp

      Filesize

      5.6MB

    • memory/692-0-0x00007FF969F30000-0x00007FF96A125000-memory.dmp

      Filesize

      2.0MB

    • memory/692-5-0x0000000005000000-0x000000000500A000-memory.dmp

      Filesize

      40KB

    • memory/692-1-0x00000000003A0000-0x0000000000456000-memory.dmp

      Filesize

      728KB

    • memory/1900-10-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1900-13-0x00007FF969F30000-0x00007FF96A125000-memory.dmp

      Filesize

      2.0MB

    • memory/1900-15-0x00007FF969F30000-0x00007FF96A125000-memory.dmp

      Filesize

      2.0MB

    • memory/1900-14-0x0000000005160000-0x00000000051C6000-memory.dmp

      Filesize

      408KB

    • memory/1900-17-0x0000000006A90000-0x0000000006AE0000-memory.dmp

      Filesize

      320KB

    • memory/1900-18-0x00007FF969F30000-0x00007FF96A125000-memory.dmp

      Filesize

      2.0MB