Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 14:19

General

  • Target

    61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c.exe

  • Size

    667KB

  • MD5

    4d995589ec9e1d1a8e19d32d98efc96c

  • SHA1

    8002212c298d2134cad9baa36408eb047365a8b8

  • SHA256

    61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c

  • SHA512

    fae89c5d33425fb6c248b601fd44b85eb473aa783aa400676b103ba80c7c2a2bba459eee45aabd33de8ce6da947aed9acf81cc7f59c59760f4c28fd105731bd6

  • SSDEEP

    12288:wVYifTolSYAmWMquiHgTQZGJS9JkaX0ULxvlk+00IcA/HI6Dqpc7Itbv:TiySbMquCgUE6JgULxvlk+kcuI9m7e

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.transafricamotors.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    emails@tam

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c.exe
    "C:\Users\Admin\AppData\Local\Temp\61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4644
    • C:\Users\Admin\AppData\Local\Temp\61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c.exe
      "C:\Users\Admin\AppData\Local\Temp\61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:912

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\61aafd66296c729a040234cb1424f78bd852c3b5e59bd5df3066ca135f2d970c.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/912-10-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/912-18-0x0000000074480000-0x0000000074C30000-memory.dmp
    Filesize

    7.7MB

  • memory/912-17-0x0000000007040000-0x0000000007090000-memory.dmp
    Filesize

    320KB

  • memory/912-16-0x0000000074480000-0x0000000074C30000-memory.dmp
    Filesize

    7.7MB

  • memory/912-15-0x00000000059D0000-0x0000000005A36000-memory.dmp
    Filesize

    408KB

  • memory/912-13-0x0000000074480000-0x0000000074C30000-memory.dmp
    Filesize

    7.7MB

  • memory/4644-4-0x0000000005820000-0x000000000582A000-memory.dmp
    Filesize

    40KB

  • memory/4644-8-0x00000000059B0000-0x00000000059C0000-memory.dmp
    Filesize

    64KB

  • memory/4644-9-0x0000000006F20000-0x0000000006FA2000-memory.dmp
    Filesize

    520KB

  • memory/4644-7-0x0000000005A30000-0x0000000005A4A000-memory.dmp
    Filesize

    104KB

  • memory/4644-6-0x0000000074480000-0x0000000074C30000-memory.dmp
    Filesize

    7.7MB

  • memory/4644-5-0x0000000005A70000-0x0000000005B0C000-memory.dmp
    Filesize

    624KB

  • memory/4644-14-0x0000000074480000-0x0000000074C30000-memory.dmp
    Filesize

    7.7MB

  • memory/4644-0-0x000000007448E000-0x000000007448F000-memory.dmp
    Filesize

    4KB

  • memory/4644-3-0x0000000005760000-0x00000000057F2000-memory.dmp
    Filesize

    584KB

  • memory/4644-2-0x0000000005D10000-0x00000000062B4000-memory.dmp
    Filesize

    5.6MB

  • memory/4644-1-0x0000000000CC0000-0x0000000000D6C000-memory.dmp
    Filesize

    688KB