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Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    24/01/2024, 10:13

General

  • Target

    FUCHUNQUOTE04830A.exe

  • Size

    652KB

  • MD5

    37224ce3d19f313161c87a07fb839498

  • SHA1

    c3292850a8e2654cd076ef9d33ef3f3aba268761

  • SHA256

    d1eff45d764dbbd9e9fc345263b8b7f3b39996d4dd57b3c3ff4dd57215faad07

  • SHA512

    b239a42ad5c4bfa0a8d1d891707856fb10dc1dcbb477c001282ac84e2b8f4a8e0e02335da0c5e786c9886f44c6c32a51e32667e3fa3277d4c0306c1682cdc951

  • SSDEEP

    12288:P3jLBJI3sPDy0fvtHkzOnuh3zLNVpKgZYHBw1Y8EvT8fgf3nRh:/jrusrFf2znh3zL3YHBJvT84r

Malware Config

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.

  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FUCHUNQUOTE04830A.exe
    "C:\Users\Admin\AppData\Local\Temp\FUCHUNQUOTE04830A.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab59B6.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar59C9.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2296-0-0x0000000000070000-0x000000000011A000-memory.dmp

    Filesize

    680KB

  • memory/2296-1-0x0000000074420000-0x0000000074B0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2296-2-0x00000000047C0000-0x0000000004800000-memory.dmp

    Filesize

    256KB

  • memory/2296-3-0x00000000003F0000-0x0000000000408000-memory.dmp

    Filesize

    96KB

  • memory/2296-4-0x00000000004A0000-0x00000000004A8000-memory.dmp

    Filesize

    32KB

  • memory/2296-5-0x00000000004B0000-0x00000000004BC000-memory.dmp

    Filesize

    48KB

  • memory/2296-6-0x0000000005C60000-0x0000000005CDC000-memory.dmp

    Filesize

    496KB

  • memory/2296-7-0x0000000001ED0000-0x0000000001F14000-memory.dmp

    Filesize

    272KB

  • memory/2296-42-0x0000000074420000-0x0000000074B0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2296-43-0x00000000047C0000-0x0000000004800000-memory.dmp

    Filesize

    256KB