Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:54

General

  • Target

    5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c.exe

  • Size

    1.0MB

  • MD5

    3a49dfbebcec55be9350e0b993e84ab2

  • SHA1

    cc7fc80c9724c485ff24ebaa34dd169d3ab93415

  • SHA256

    5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c

  • SHA512

    4601c86fa6fcd959137df90476af15b1b5e0f306cb6ff1ea9262bf5c02c89007d76fc7066a820958677260254d92145b363ae7e5498db541291fa740a488598b

  • SSDEEP

    24576:+g61jjk0LAta9AbDIcQfJ8B/gDmusXbQ38cv8nuEOwx2a:b1B/g1sXE8cxExka

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.jeepcommerce.rs
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    YeAiGo[)yv#k

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 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c.exe
    "C:\Users\Admin\AppData\Local\Temp\5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3788
    • C:\Users\Admin\AppData\Local\Temp\5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c.exe
      "C:\Users\Admin\AppData\Local\Temp\5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5da30a81eda57e352ebeb7d2e990fdd15052c9a58204201df853a475c8a6492c.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2140-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2140-18-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/2140-17-0x0000000006620000-0x0000000006670000-memory.dmp

    Filesize

    320KB

  • memory/2140-16-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/2140-15-0x0000000005100000-0x0000000005166000-memory.dmp

    Filesize

    408KB

  • memory/2140-14-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/3788-8-0x0000000007E10000-0x0000000007E94000-memory.dmp

    Filesize

    528KB

  • memory/3788-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

    Filesize

    4KB

  • memory/3788-9-0x000000000A570000-0x000000000A60C000-memory.dmp

    Filesize

    624KB

  • memory/3788-7-0x0000000006270000-0x0000000006280000-memory.dmp

    Filesize

    64KB

  • memory/3788-6-0x0000000007DF0000-0x0000000007E0A000-memory.dmp

    Filesize

    104KB

  • memory/3788-13-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/3788-5-0x0000000005220000-0x000000000522A000-memory.dmp

    Filesize

    40KB

  • memory/3788-4-0x0000000074EA0000-0x0000000075650000-memory.dmp

    Filesize

    7.7MB

  • memory/3788-3-0x0000000005050000-0x00000000050E2000-memory.dmp

    Filesize

    584KB

  • memory/3788-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

    Filesize

    5.6MB

  • memory/3788-1-0x0000000000570000-0x000000000067C000-memory.dmp

    Filesize

    1.0MB