Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 12:34

General

  • Target

    DHL BL Draft copy.exe

  • Size

    608KB

  • MD5

    f0cc1b3ad62c95620da01942c0104d0b

  • SHA1

    4a68a6f94b2aba191e62887adfb77b2f79a9d099

  • SHA256

    504f5f1a3d00d7be92e8b4c8149e35ce2313f1aad4cd13a16c4db7c46d6efb01

  • SHA512

    e113271328d5e66f1f7e96f71cdb6ff2a00cc9d9894366349b5f603d0efc20233d9a0997d0102181737e45d8b493660ad4fb4120d157ce9dadbac8bef7005ea5

  • SSDEEP

    12288:kXs2nLnqwF+u91tmqqBUYMxVczDstGtzmg4x4KvcjHmjzr/2TxusiWhcC:kXznLnP+FHgCDssRmjCOzr/2TsHWWC

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL BL Draft copy.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL BL Draft copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2308
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3056 -s 628
      2⤵
        PID:3060

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2308-7-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-23-0x0000000074BA0000-0x000000007528E000-memory.dmp

      Filesize

      6.9MB

    • memory/2308-15-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-13-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-22-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

      Filesize

      4KB

    • memory/2308-5-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-17-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-19-0x0000000074BA0000-0x000000007528E000-memory.dmp

      Filesize

      6.9MB

    • memory/2308-18-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

      Filesize

      4KB

    • memory/2308-8-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2308-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/3056-0-0x000007FEF6233000-0x000007FEF6234000-memory.dmp

      Filesize

      4KB

    • memory/3056-1-0x0000000000B80000-0x0000000000B8C000-memory.dmp

      Filesize

      48KB

    • memory/3056-2-0x000007FEF6230000-0x000007FEF6C1C000-memory.dmp

      Filesize

      9.9MB

    • memory/3056-20-0x000007FEF6233000-0x000007FEF6234000-memory.dmp

      Filesize

      4KB

    • memory/3056-21-0x000007FEF6230000-0x000007FEF6C1C000-memory.dmp

      Filesize

      9.9MB

    • memory/3056-4-0x00000000005F0000-0x0000000000684000-memory.dmp

      Filesize

      592KB

    • memory/3056-3-0x00000000004A0000-0x00000000004A6000-memory.dmp

      Filesize

      24KB