Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/05/2023, 11:36

General

  • Target
    DHL PK 160612561677.exe
  • Size 581KB
  • Sample230502-nqkb3scg21
  • SHA256 1e0970459d115bde0c455a543f92bac5f17bdbcaa716791704792c78be82f299
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4132
    • C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"
      2⤵
        PID:648
      • C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1548

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          DHL PK 160612561677.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL PK 160612561677.exe.log
          • Size 1KB
          • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
          • MD5 SHA1 SHA512

          memory/1548-140-0x0000000000400000-0x0000000000430000-memory.dmp

          memory/1548-147-0x0000000005340000-0x0000000005350000-memory.dmp

          memory/1548-146-0x0000000006870000-0x0000000006A32000-memory.dmp

          memory/1548-145-0x0000000006650000-0x00000000066A0000-memory.dmp

          memory/1548-144-0x0000000005340000-0x0000000005350000-memory.dmp

          memory/1548-143-0x0000000005190000-0x00000000051F6000-memory.dmp

          memory/4132-136-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

          memory/4132-139-0x0000000006D10000-0x0000000006DAC000-memory.dmp

          memory/4132-138-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

          memory/4132-137-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

          memory/4132-133-0x0000000000260000-0x00000000002F8000-memory.dmp

          memory/4132-135-0x0000000004CE0000-0x0000000004D72000-memory.dmp

          memory/4132-134-0x00000000051F0000-0x0000000005794000-memory.dmp