Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    13-12-2023 01:21

General

  • Target

    b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe

  • Size

    630KB

  • MD5

    a6c9c7fcee1c1e27c9ee1dfeb2d16d7f

  • SHA1

    babaeb81f894ff334332ae7a033921c954d58601

  • SHA256

    b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7

  • SHA512

    5386768a2b0e974fcbe8227473cb4a093a507272c71eb5cce5df042d20e954ddc973f6c990f3e61f4d7a43087b796ecebeaffaa5178a47f185e4a09971d65867

  • SSDEEP

    12288:Bc3IU8S6eUdZg805dUnZv6HR+7cQWHEuLEkF9dh6cqlcKXdE+blQA:B6ItSAdq8ystmR+gQ55k/ilc+dBi

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.

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe
    "C:\Users\Admin\AppData\Local\Temp\b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe
      "C:\Users\Admin\AppData\Local\Temp\b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe"
      2⤵
        PID:1036
      • C:\Users\Admin\AppData\Local\Temp\b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe
        "C:\Users\Admin\AppData\Local\Temp\b850bcd5b3cb3520de3af8780a0fe31c4532aa1bdf98cb5c4e11bc812fa6e8d7.exe"
        2⤵
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2284

    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\TarA5B8.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • memory/2284-17-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2284-58-0x0000000073F40000-0x000000007462E000-memory.dmp

      Filesize

      6.9MB

    • memory/2284-20-0x0000000004B50000-0x0000000004B90000-memory.dmp

      Filesize

      256KB

    • memory/2284-19-0x0000000073F40000-0x000000007462E000-memory.dmp

      Filesize

      6.9MB

    • memory/2284-15-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2284-7-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2284-9-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2284-8-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2284-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2284-10-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2284-13-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/3064-5-0x00000000005D0000-0x00000000005DA000-memory.dmp

      Filesize

      40KB

    • memory/3064-6-0x000000000A150000-0x000000000A1CE000-memory.dmp

      Filesize

      504KB

    • memory/3064-18-0x0000000073F40000-0x000000007462E000-memory.dmp

      Filesize

      6.9MB

    • memory/3064-0-0x0000000000150000-0x00000000001F4000-memory.dmp

      Filesize

      656KB

    • memory/3064-4-0x00000000004B0000-0x00000000004B8000-memory.dmp

      Filesize

      32KB

    • memory/3064-3-0x0000000000690000-0x00000000006A8000-memory.dmp

      Filesize

      96KB

    • memory/3064-2-0x0000000001FC0000-0x0000000002000000-memory.dmp

      Filesize

      256KB

    • memory/3064-1-0x0000000073F40000-0x000000007462E000-memory.dmp

      Filesize

      6.9MB