Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2023 15:16

General

  • Target

    Factura 09906899809.exe

  • Size

    636KB

  • MD5

    648d24805b6396c7829ed03801c3afcd

  • SHA1

    3124010bdb515f06aba5de75331e2681e9941f83

  • SHA256

    20227c6e65e5acfb344a1a022cffb491f753a7194c1f9e639c2c6f33658abfb4

  • SHA512

    be6b834d1b2fc2292a5b119fbbad517b244a651e088ebdf475ebdec76b9646dbf62ea0f0a448906908f779128bbc004e9430287ce6f1d72ae7b5d5f2db45819c

  • SSDEEP

    12288:4Ppjzd7BR6wT/wZ/H/0jkD1KNTb6Ff0pjlfYeFMpukznHGtuWSX0:4PpjzpBcZ/H8jxNTGlkjlf9FMxHWSE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ardsmmm.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ard2015**

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\Factura 09906899809.exe
    "C:\Users\Admin\AppData\Local\Temp\Factura 09906899809.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4448
    • C:\Users\Admin\AppData\Local\Temp\Factura 09906899809.exe
      "C:\Users\Admin\AppData\Local\Temp\Factura 09906899809.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Factura 09906899809.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2796-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-20-0x0000000005730000-0x0000000005740000-memory.dmp

    Filesize

    64KB

  • memory/2796-19-0x0000000074CC0000-0x0000000075470000-memory.dmp

    Filesize

    7.7MB

  • memory/2796-18-0x0000000006510000-0x0000000006560000-memory.dmp

    Filesize

    320KB

  • memory/2796-17-0x00000000056C0000-0x0000000005726000-memory.dmp

    Filesize

    408KB

  • memory/2796-15-0x0000000005730000-0x0000000005740000-memory.dmp

    Filesize

    64KB

  • memory/2796-14-0x0000000074CC0000-0x0000000075470000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-5-0x00000000052E0000-0x00000000052EA000-memory.dmp

    Filesize

    40KB

  • memory/4448-9-0x0000000006850000-0x00000000068CA000-memory.dmp

    Filesize

    488KB

  • memory/4448-10-0x000000000BB60000-0x000000000BBFC000-memory.dmp

    Filesize

    624KB

  • memory/4448-8-0x0000000004D30000-0x0000000004D3A000-memory.dmp

    Filesize

    40KB

  • memory/4448-7-0x00000000058C0000-0x00000000058C8000-memory.dmp

    Filesize

    32KB

  • memory/4448-6-0x00000000058A0000-0x00000000058BA000-memory.dmp

    Filesize

    104KB

  • memory/4448-0-0x00000000009C0000-0x0000000000A66000-memory.dmp

    Filesize

    664KB

  • memory/4448-4-0x0000000005510000-0x0000000005520000-memory.dmp

    Filesize

    64KB

  • memory/4448-16-0x0000000074CC0000-0x0000000075470000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-3-0x0000000005340000-0x00000000053D2000-memory.dmp

    Filesize

    584KB

  • memory/4448-2-0x00000000058F0000-0x0000000005E94000-memory.dmp

    Filesize

    5.6MB

  • memory/4448-1-0x0000000074CC0000-0x0000000075470000-memory.dmp

    Filesize

    7.7MB