Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19/02/2024, 14:39

General

  • Target

    tmp.exe

  • Size

    1.2MB

  • MD5

    a8b55bfc5d199e2c8c20947afa089bd2

  • SHA1

    d0ca3ffca2ef6ddfe0ae2e7ad31054fd2802686d

  • SHA256

    58aa3bcf3f48808cd1960f61f2f7c833812b8c7bc2c1444d08585c1f01afbd22

  • SHA512

    0f424592f7b75306457e151aa0c0837182a21828339c1673dc41ff5c158f4a09fabac05d314d343ec134b15c08a60e008caa8b83894ee10d571c5d6264f218e7

  • SSDEEP

    24576:4qDEvCTbMWu7rQYlBQcBiT6rprG8auLIC64mpx/:4TvC/MTQYxsWR7ausCo

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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2080

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2080-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2080-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2080-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2080-16-0x0000000073EF0000-0x00000000745DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2080-17-0x0000000073EF0000-0x00000000745DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2500-10-0x0000000000110000-0x0000000000114000-memory.dmp

    Filesize

    16KB