Analysis

  • max time kernel
    122s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2023 10:33

General

  • Target

    34896132d28924e94ae0175efce2d857fd14b4f4b7def772902f6e76e9d0ddf9.exe

  • Size

    961KB

  • MD5

    8949aa9ed5e9dd287dc9bf1d3ef611ca

  • SHA1

    c0c48a7e226404d9225cc2952edf5928d9f9fd0b

  • SHA256

    34896132d28924e94ae0175efce2d857fd14b4f4b7def772902f6e76e9d0ddf9

  • SHA512

    64b8cd88d157444bc4600505eb26a5a0048d245c1dac2d21b8c330752c51788c2e590931f1530df3e96f85ee9487a44f49d7e7b2a8b834192cf5e8b1b64ebdfd

  • SSDEEP

    12288:mCfEJEI/b6pzgKBjgJjcxjxpQYcWapip+ddnOX9cwR0:rEJlbGCJjop5cGLZ

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1179958435408785428/jLjV5a_ciZdpd6t2s27CGCikXETJ6crcchofeUrAVpoZUDRhP4jkMHHhD4ltJmgZhIap

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • 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\34896132d28924e94ae0175efce2d857fd14b4f4b7def772902f6e76e9d0ddf9.exe
    "C:\Users\Admin\AppData\Local\Temp\34896132d28924e94ae0175efce2d857fd14b4f4b7def772902f6e76e9d0ddf9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Users\Admin\AppData\Local\Temp\34896132d28924e94ae0175efce2d857fd14b4f4b7def772902f6e76e9d0ddf9.exe
      "C:\Users\Admin\AppData\Local\Temp\34896132d28924e94ae0175efce2d857fd14b4f4b7def772902f6e76e9d0ddf9.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1704

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\Tar30C8.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1704-21-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1704-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1704-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1704-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1704-60-0x00000000740C0000-0x00000000747AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1704-22-0x0000000001180000-0x00000000011C0000-memory.dmp

    Filesize

    256KB

  • memory/1704-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1704-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1704-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1704-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1704-61-0x0000000001180000-0x00000000011C0000-memory.dmp

    Filesize

    256KB

  • memory/1704-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1764-4-0x00000000002C0000-0x00000000002C8000-memory.dmp

    Filesize

    32KB

  • memory/1764-17-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-3-0x0000000000260000-0x0000000000276000-memory.dmp

    Filesize

    88KB

  • memory/1764-8-0x0000000004880000-0x00000000048C0000-memory.dmp

    Filesize

    256KB

  • memory/1764-0-0x00000000012A0000-0x0000000001396000-memory.dmp

    Filesize

    984KB

  • memory/1764-7-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-2-0x0000000004880000-0x00000000048C0000-memory.dmp

    Filesize

    256KB

  • memory/1764-1-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1764-6-0x00000000052C0000-0x000000000533C000-memory.dmp

    Filesize

    496KB

  • memory/1764-5-0x0000000000470000-0x000000000047A000-memory.dmp

    Filesize

    40KB