Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2024 01:41

General

  • Target

    55609db05b1043ddf05d059bd27df6dbd6f2d2a27dee393adf5e09f24abdc1a3.exe

  • Size

    718KB

  • MD5

    65238f982be2336de8b56fc2d09f92d3

  • SHA1

    6ef556b2038a27e5dcd58297fceb564c37aa65c3

  • SHA256

    55609db05b1043ddf05d059bd27df6dbd6f2d2a27dee393adf5e09f24abdc1a3

  • SHA512

    5b91af9940806f9f1928f34c551378f8b336faa40144bce2d64d33d050627a77ceee551cb22651429e35e3a5b4379c961f6d0d41b171bcd5b84d0e89f8386f95

  • SSDEEP

    12288:QaCR5leZlNNxcJDmspfbznN30h6B02FQ7fNVeubXqeIjW2AHtx5czT3uh0:B+er0Dms9brN30wBbQ7fDNIK4T3N

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.jeepcommerce.rs
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Cgn+Udqt0F%y

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\55609db05b1043ddf05d059bd27df6dbd6f2d2a27dee393adf5e09f24abdc1a3.exe
    "C:\Users\Admin\AppData\Local\Temp\55609db05b1043ddf05d059bd27df6dbd6f2d2a27dee393adf5e09f24abdc1a3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\55609db05b1043ddf05d059bd27df6dbd6f2d2a27dee393adf5e09f24abdc1a3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2292
  • 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=1036,i,4686244434963378549,11462511444150484980,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:8
    1⤵
      PID:2004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ayszs0y1.dmm.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2292-47-0x00000000070C0000-0x00000000070CA000-memory.dmp

      Filesize

      40KB

    • memory/2292-46-0x0000000007050000-0x000000000706A000-memory.dmp

      Filesize

      104KB

    • memory/2292-56-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/2292-53-0x0000000007370000-0x0000000007378000-memory.dmp

      Filesize

      32KB

    • memory/2292-28-0x0000000005D30000-0x0000000005D4E000-memory.dmp

      Filesize

      120KB

    • memory/2292-51-0x0000000007290000-0x00000000072A4000-memory.dmp

      Filesize

      80KB

    • memory/2292-23-0x0000000005740000-0x0000000005A94000-memory.dmp

      Filesize

      3.3MB

    • memory/2292-50-0x0000000007280000-0x000000000728E000-memory.dmp

      Filesize

      56KB

    • memory/2292-49-0x0000000007250000-0x0000000007261000-memory.dmp

      Filesize

      68KB

    • memory/2292-48-0x00000000072D0000-0x0000000007366000-memory.dmp

      Filesize

      600KB

    • memory/2292-45-0x0000000007690000-0x0000000007D0A000-memory.dmp

      Filesize

      6.5MB

    • memory/2292-12-0x0000000002430000-0x0000000002466000-memory.dmp

      Filesize

      216KB

    • memory/2292-13-0x0000000005030000-0x0000000005658000-memory.dmp

      Filesize

      6.2MB

    • memory/2292-14-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/2292-15-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/2292-17-0x0000000004F90000-0x0000000004FF6000-memory.dmp

      Filesize

      408KB

    • memory/2292-44-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/2292-29-0x0000000005E00000-0x0000000005E4C000-memory.dmp

      Filesize

      304KB

    • memory/2292-42-0x0000000006F30000-0x0000000006FD3000-memory.dmp

      Filesize

      652KB

    • memory/2292-52-0x0000000007390000-0x00000000073AA000-memory.dmp

      Filesize

      104KB

    • memory/2292-16-0x0000000004EF0000-0x0000000004F12000-memory.dmp

      Filesize

      136KB

    • memory/2292-31-0x000000006FDF0000-0x000000006FE3C000-memory.dmp

      Filesize

      304KB

    • memory/2292-30-0x00000000062F0000-0x0000000006322000-memory.dmp

      Filesize

      200KB

    • memory/2292-41-0x00000000062C0000-0x00000000062DE000-memory.dmp

      Filesize

      120KB

    • memory/2292-43-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/4692-10-0x0000000007940000-0x0000000007982000-memory.dmp

      Filesize

      264KB

    • memory/4692-6-0x0000000006670000-0x0000000006692000-memory.dmp

      Filesize

      136KB

    • memory/4692-11-0x0000000007C00000-0x0000000007C66000-memory.dmp

      Filesize

      408KB

    • memory/4692-8-0x00000000062A0000-0x0000000006324000-memory.dmp

      Filesize

      528KB

    • memory/4692-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

      Filesize

      4KB

    • memory/4692-7-0x0000000005170000-0x0000000005180000-memory.dmp

      Filesize

      64KB

    • memory/4692-1-0x0000000000260000-0x0000000000318000-memory.dmp

      Filesize

      736KB

    • memory/4692-2-0x0000000005220000-0x00000000057C4000-memory.dmp

      Filesize

      5.6MB

    • memory/4692-9-0x00000000079E0000-0x0000000007A7C000-memory.dmp

      Filesize

      624KB

    • memory/4692-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

      Filesize

      40KB

    • memory/4692-4-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/4692-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp

      Filesize

      584KB

    • memory/4692-57-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

      Filesize

      4KB

    • memory/4692-58-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/4692-59-0x0000000006820000-0x0000000006870000-memory.dmp

      Filesize

      320KB