Analysis

  • max time kernel
    123s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 01:31

General

  • Target

    953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4.exe

  • Size

    748KB

  • MD5

    7704da3d6a858dce0dc8e10e9f9d7522

  • SHA1

    da297718714f8d998f4e3a60b75d8fdf575e10be

  • SHA256

    953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4

  • SHA512

    f4f31a1eb6b33c14069f39fd916a7b05c2de823bf2089845d0e146a3ca48089904e37f368a449c4e2eae4e5501a3dac19830029f726e0bbfd7822d74f1fa118d

  • SSDEEP

    12288:sF3wtfRzxWWQhOu24pv1qJIqkzMjsXSf/hHgo1WYVPZmsh4oEZcQFyyS0+EriA3p:sFMpzxWTTvAKqWtMpAizLB1qvFViEriZ

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.showpiece.trillennium.biz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    3KJ[T.3]fsSW

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4.exe
    "C:\Users\Admin\AppData\Local\Temp\953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Users\Admin\AppData\Local\Temp\953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4.exe
      "C:\Users\Admin\AppData\Local\Temp\953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\953a44794418c979499cd3175d0ea6f09faffed22ad238521af611ec8880d2a4.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1980-4-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/1980-3-0x0000000005560000-0x00000000055F2000-memory.dmp

    Filesize

    584KB

  • memory/1980-10-0x0000000005B40000-0x0000000005BC6000-memory.dmp

    Filesize

    536KB

  • memory/1980-9-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/1980-5-0x0000000005600000-0x000000000560A000-memory.dmp

    Filesize

    40KB

  • memory/1980-6-0x0000000005850000-0x00000000058EC000-memory.dmp

    Filesize

    624KB

  • memory/1980-7-0x0000000005620000-0x0000000005632000-memory.dmp

    Filesize

    72KB

  • memory/1980-8-0x000000007450E000-0x000000007450F000-memory.dmp

    Filesize

    4KB

  • memory/1980-15-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/1980-2-0x0000000005BF0000-0x0000000006194000-memory.dmp

    Filesize

    5.6MB

  • memory/1980-0-0x000000007450E000-0x000000007450F000-memory.dmp

    Filesize

    4KB

  • memory/1980-1-0x0000000000AA0000-0x0000000000B62000-memory.dmp

    Filesize

    776KB

  • memory/3948-14-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3948-17-0x00000000054D0000-0x0000000005536000-memory.dmp

    Filesize

    408KB

  • memory/3948-16-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3948-19-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3948-18-0x0000000006A40000-0x0000000006A90000-memory.dmp

    Filesize

    320KB

  • memory/3948-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB