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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19/12/2023, 14:18

General

  • Target

    RFQ MR - CONTG. 0992-19-PD KAHRAMAA.exe

  • Size

    666KB

  • MD5

    de613f46aec20a6ad14b85cc95e1f57d

  • SHA1

    f495916b81e0b14bf6392c2531d91450ddd3bd40

  • SHA256

    dc27601dddbad4603883a836acec791966b3e9926fdb0945c95b49a9957eba83

  • SHA512

    b5c853af251904333c9b9dce1ebabab0162c5dec21bc3c35cd68c3ab541af0b114b8a12c24ebe9bd956828a5c94dbf5651b6bbafae9bf1300173e995a734c4bf

  • SSDEEP

    12288:LSL10OEiu1jp5djtXDhl1wFC1hCkXDEK3R:nbtp5dFfuFC1hCkoE

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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ MR - CONTG. 0992-19-PD KAHRAMAA.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ MR - CONTG. 0992-19-PD KAHRAMAA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2736

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2736-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2736-5-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2736-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2736-11-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-12-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2916-0-0x0000000000F30000-0x0000000000FDC000-memory.dmp

    Filesize

    688KB

  • memory/2916-1-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2916-2-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2916-3-0x0000000000B80000-0x0000000000C02000-memory.dmp

    Filesize

    520KB

  • memory/2916-4-0x00000000004C0000-0x00000000004DA000-memory.dmp

    Filesize

    104KB

  • memory/2916-8-0x0000000074710000-0x0000000074DFE000-memory.dmp

    Filesize

    6.9MB