Analysis

  • max time kernel
    119s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 14:11

General

  • Target

    N°214690C-000-ITB-0852-0001.exe

  • Size

    649KB

  • MD5

    31c508e7ee5ba7d370208aa235fd9ad8

  • SHA1

    51cabb342d313b86c4a2d8e6e86857af63b26334

  • SHA256

    26c6d24ee5848f492e88c10c0bb9d7a03b18ddba15646112511be69523d0a19f

  • SHA512

    dfdc3ddb27eb91b3838341f586a6d59eaebe5fcf0794a5272999984dbee226392f6b9632e501b550ae736bef91f766f46230ea9ce6876cc753ed8b6c96e8bc4f

  • SSDEEP

    12288:R11QaueH5q+q1JHBl4LWLpBSNKsnoKP5EnxWzyghHX+PHVmF3E8URQN:R1zq3rwQgNZnofWzycHAmF0Y

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#$

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 4 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\N°214690C-000-ITB-0852-0001.exe
    "C:\Users\Admin\AppData\Local\Temp\N°214690C-000-ITB-0852-0001.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1896
    • C:\Users\Admin\AppData\Local\Temp\N°214690C-000-ITB-0852-0001.exe
      "C:\Users\Admin\AppData\Local\Temp\N°214690C-000-ITB-0852-0001.exe"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2340

Network

MITRE ATT&CK Enterprise v15

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\Local\Temp\TarA3B6.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1896-0-0x0000000001110000-0x00000000011B8000-memory.dmp

    Filesize

    672KB

  • memory/1896-1-0x0000000074360000-0x0000000074A4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1896-2-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

    Filesize

    256KB

  • memory/1896-3-0x00000000003A0000-0x00000000003BA000-memory.dmp

    Filesize

    104KB

  • memory/1896-4-0x00000000004F0000-0x00000000004F8000-memory.dmp

    Filesize

    32KB

  • memory/1896-5-0x0000000000500000-0x000000000050A000-memory.dmp

    Filesize

    40KB

  • memory/1896-6-0x0000000005280000-0x00000000052FE000-memory.dmp

    Filesize

    504KB

  • memory/1896-16-0x0000000074360000-0x0000000074A4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-13-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2340-9-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-10-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-15-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-18-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-19-0x00000000742E0000-0x00000000749CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-20-0x0000000004990000-0x00000000049D0000-memory.dmp

    Filesize

    256KB

  • memory/2340-8-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-7-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2340-58-0x00000000742E0000-0x00000000749CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-59-0x0000000004990000-0x00000000049D0000-memory.dmp

    Filesize

    256KB