Analysis

  • max time kernel
    139s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2023 15:06

General

  • Target

    3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12.exe

  • Size

    877KB

  • MD5

    2e0d376e678854e26424573c85036c0f

  • SHA1

    b322c4e73a39f9c1502e15072543a1e8c6bca422

  • SHA256

    3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12

  • SHA512

    db4a6e4b13e7abb2beb764cd9a66dc075790bec5c3b1b848b7f1bb98a0d9fc49a8fca462d265fb870e96d2ba675aa5b923d1b78bf1d3753c2e785d8a0c8a6d46

  • SSDEEP

    12288:jt2iNXoIikI8HhozcDSsEJBjC5bW+4AolQCzu0fCFaOE6jD/:51RoIikjWzc2dJBjYbfDoX8jtD/

Malware Config

Extracted

Credentials

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.

  • Looks up external IP address via web service 2 IoCs

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

  • 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\3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12.exe
    "C:\Users\Admin\AppData\Local\Temp\3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12.exe
      "C:\Users\Admin\AppData\Local\Temp\3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3352

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1668-10-0x000000000F2F0000-0x000000000F38C000-memory.dmp

    Filesize

    624KB

  • memory/1668-14-0x0000000074B80000-0x0000000075330000-memory.dmp

    Filesize

    7.7MB

  • memory/1668-9-0x0000000004A60000-0x0000000004ADA000-memory.dmp

    Filesize

    488KB

  • memory/1668-4-0x0000000005270000-0x0000000005280000-memory.dmp

    Filesize

    64KB

  • memory/1668-5-0x0000000005090000-0x000000000509A000-memory.dmp

    Filesize

    40KB

  • memory/1668-6-0x0000000005380000-0x0000000005398000-memory.dmp

    Filesize

    96KB

  • memory/1668-7-0x00000000053B0000-0x00000000053B6000-memory.dmp

    Filesize

    24KB

  • memory/1668-8-0x00000000062D0000-0x00000000062DA000-memory.dmp

    Filesize

    40KB

  • memory/1668-3-0x0000000004FE0000-0x0000000005072000-memory.dmp

    Filesize

    584KB

  • memory/1668-2-0x00000000056B0000-0x0000000005C54000-memory.dmp

    Filesize

    5.6MB

  • memory/1668-0-0x0000000074B80000-0x0000000075330000-memory.dmp

    Filesize

    7.7MB

  • memory/1668-1-0x0000000000660000-0x0000000000742000-memory.dmp

    Filesize

    904KB

  • memory/3352-20-0x00000000059F0000-0x0000000005A00000-memory.dmp

    Filesize

    64KB

  • memory/3352-15-0x0000000074B80000-0x0000000075330000-memory.dmp

    Filesize

    7.7MB

  • memory/3352-17-0x0000000005910000-0x0000000005976000-memory.dmp

    Filesize

    408KB

  • memory/3352-16-0x00000000059F0000-0x0000000005A00000-memory.dmp

    Filesize

    64KB

  • memory/3352-18-0x00000000072E0000-0x0000000007330000-memory.dmp

    Filesize

    320KB

  • memory/3352-19-0x0000000074B80000-0x0000000075330000-memory.dmp

    Filesize

    7.7MB

  • memory/3352-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB