Analysis

  • max time kernel
    122s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 03:22

General

  • Target

    325b87e07c701b3d53533a07a60f6b50e806bef116c86b32bbc908f5bfc741a2.exe

  • Size

    172KB

  • MD5

    a281182a30c69580923abd430f149a8b

  • SHA1

    33a7d202e3b02b06875a30151c3936cc6c944f04

  • SHA256

    325b87e07c701b3d53533a07a60f6b50e806bef116c86b32bbc908f5bfc741a2

  • SHA512

    7eb2320bbbd1ea83f909756b8186eee59fefe00b3933ac1a4fcb4c1f9b356f17a997776a6e48d073a04250097004f113a9a6574710c69c041bf47e91b75f4345

  • SSDEEP

    3072:nAR2tHycSs7HRXW4jekWDzsdpO5XcTio1xbWuciwVIsT/sIqYak5QBtfUDAyP:nAR2py878iizspOcvuucVVIxIq6QLfUD

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.etasimali.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RECRUTEMENT@2023

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\325b87e07c701b3d53533a07a60f6b50e806bef116c86b32bbc908f5bfc741a2.exe
    "C:\Users\Admin\AppData\Local\Temp\325b87e07c701b3d53533a07a60f6b50e806bef116c86b32bbc908f5bfc741a2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2040
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:2792

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    cd71277fb44e617d58c965994da512f9

    SHA1

    c2d19ac38085cfe6101b42c16e64c8e658ae40c9

    SHA256

    0441e76fef82625bfa198b804cca9da1f305b6efa42d22488f4b113a5dfababb

    SHA512

    dc6e0ad14bb5ecce4fb4a14db85932cf925d364a57be4eb2e21d2369cdeee85ab858f84a400b49e152d12e5110bca86a21a69d9d567a8a0be3a0a9ca32156de2

  • C:\Users\Admin\AppData\Local\Temp\CabBA6B.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\TarBBAA.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2040-0-0x0000000000D50000-0x0000000000D80000-memory.dmp

    Filesize

    192KB

  • memory/2040-1-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2040-2-0x00000000003F0000-0x00000000003F6000-memory.dmp

    Filesize

    24KB

  • memory/2040-3-0x00000000046B0000-0x00000000046F0000-memory.dmp

    Filesize

    256KB

  • memory/2040-4-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2040-19-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2792-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2792-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-20-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2792-21-0x00000000049B0000-0x00000000049F0000-memory.dmp

    Filesize

    256KB

  • memory/2792-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-5-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2792-88-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2792-89-0x00000000049B0000-0x00000000049F0000-memory.dmp

    Filesize

    256KB