Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:09

General

  • Target

    DekontParaTransferiBilgilendirmesi.exe

  • Size

    721KB

  • MD5

    4bcbd21fd84d7e8dc54aac25a98af859

  • SHA1

    51e15f254ed48918481f5f41bf13827607b234e3

  • SHA256

    b8896f83c476a5ed9b16d119b9d585e7f38a736330dde02a791dc299ebb64606

  • SHA512

    1d730a30fcc98aeeb110641ff64f9b3b57c11e2b46ba343bbac6b34349ba504c00c015ceaf2141f76f987f0f515e5d918b1903a0b19ed20eff16e28314bd0f87

  • SSDEEP

    12288:BF5nF8ME6jD/dIlOyAgJK7+wMisVjk61mhbJYiDmBUMdUk8PBL:BFPtD/2OjUi8kmmFdmuk85L

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.aksumer.com
  • Port:
    21
  • Username:
    aksumerc
  • Password:
    211116.kS*-

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DekontParaTransferiBilgilendirmesi.exe
    "C:\Users\Admin\AppData\Local\Temp\DekontParaTransferiBilgilendirmesi.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Local\Temp\DekontParaTransferiBilgilendirmesi.exe
      "C:\Users\Admin\AppData\Local\Temp\DekontParaTransferiBilgilendirmesi.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2724-0-0x0000000001290000-0x000000000134A000-memory.dmp

    Filesize

    744KB

  • memory/2724-1-0x0000000074BA0000-0x000000007528E000-memory.dmp

    Filesize

    6.9MB

  • memory/2724-2-0x0000000004E70000-0x0000000004EB0000-memory.dmp

    Filesize

    256KB

  • memory/2724-3-0x00000000004C0000-0x00000000004D8000-memory.dmp

    Filesize

    96KB

  • memory/2724-4-0x0000000000520000-0x0000000000528000-memory.dmp

    Filesize

    32KB

  • memory/2724-5-0x0000000000530000-0x000000000053A000-memory.dmp

    Filesize

    40KB

  • memory/2724-6-0x0000000005180000-0x00000000051FA000-memory.dmp

    Filesize

    488KB

  • memory/2724-20-0x0000000074BA0000-0x000000007528E000-memory.dmp

    Filesize

    6.9MB

  • memory/2940-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2940-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2940-21-0x0000000074BA0000-0x000000007528E000-memory.dmp

    Filesize

    6.9MB

  • memory/2940-22-0x00000000049D0000-0x0000000004A10000-memory.dmp

    Filesize

    256KB

  • memory/2940-23-0x0000000074BA0000-0x000000007528E000-memory.dmp

    Filesize

    6.9MB