Analysis

  • max time kernel
    125s
  • max time network
    49s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2023 09:30

General

  • Target

    f74b812551e86b72772d6cf756540651.exe

  • Size

    694KB

  • MD5

    f74b812551e86b72772d6cf756540651

  • SHA1

    7f0d403e730da4b523b7196e6069628d0d5ca69c

  • SHA256

    90692f33abb1c304523cbd1ef8faf16d31a9ba0ef1a99b00aaa267ea14b2fecc

  • SHA512

    2f36a30d847078236505250bcbdf5c4f7be6381ba86804a18e73cbb040438f8836a7af154729e6b9828e33f0511a0d17681d3728554eb5fe31dfad16a8a760d8

  • SSDEEP

    12288:q2iNtI95D9GFQf+mgnwmiErxOH6Tva8oHHrDY:q1G5ReGNgLz4sForc

Malware Config

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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f74b812551e86b72772d6cf756540651.exe
    "C:\Users\Admin\AppData\Local\Temp\f74b812551e86b72772d6cf756540651.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2544
    • C:\Users\Admin\AppData\Local\Temp\f74b812551e86b72772d6cf756540651.exe
      "C:\Users\Admin\AppData\Local\Temp\f74b812551e86b72772d6cf756540651.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f74b812551e86b72772d6cf756540651.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/228-11-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/228-20-0x0000000004F50000-0x0000000004F60000-memory.dmp

    Filesize

    64KB

  • memory/228-19-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/228-18-0x00000000060D0000-0x0000000006120000-memory.dmp

    Filesize

    320KB

  • memory/228-17-0x0000000005290000-0x00000000052F6000-memory.dmp

    Filesize

    408KB

  • memory/228-14-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/228-16-0x0000000004F50000-0x0000000004F60000-memory.dmp

    Filesize

    64KB

  • memory/2544-5-0x0000000005290000-0x000000000529A000-memory.dmp

    Filesize

    40KB

  • memory/2544-9-0x0000000007060000-0x00000000070EA000-memory.dmp

    Filesize

    552KB

  • memory/2544-10-0x0000000009710000-0x00000000097AC000-memory.dmp

    Filesize

    624KB

  • memory/2544-8-0x00000000055A0000-0x00000000055AA000-memory.dmp

    Filesize

    40KB

  • memory/2544-7-0x0000000005590000-0x0000000005598000-memory.dmp

    Filesize

    32KB

  • memory/2544-15-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/2544-6-0x0000000005500000-0x0000000005516000-memory.dmp

    Filesize

    88KB

  • memory/2544-0-0x00000000007E0000-0x0000000000894000-memory.dmp

    Filesize

    720KB

  • memory/2544-4-0x0000000005510000-0x0000000005520000-memory.dmp

    Filesize

    64KB

  • memory/2544-3-0x0000000005310000-0x00000000053A2000-memory.dmp

    Filesize

    584KB

  • memory/2544-2-0x00000000058C0000-0x0000000005E64000-memory.dmp

    Filesize

    5.6MB

  • memory/2544-1-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB