Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:40

General

  • Target

    7cbf4e7fdbd429d28e0eb54ca72a92f1af2cc6de478ef4a8f34643f1a3d8f71b.exe

  • Size

    760KB

  • MD5

    8c63669cafe7157313a4f29899db4e47

  • SHA1

    c1392caea7dd55e08183f70e770ce2ef2beb6355

  • SHA256

    7cbf4e7fdbd429d28e0eb54ca72a92f1af2cc6de478ef4a8f34643f1a3d8f71b

  • SHA512

    e769d0d6a73f6fcc587f6a932aef84996e6681dbace8611c9d5e31f897cbd7a2b9f92f5932e47868d19bba340bb1c788a81efac880701b2cdd36e8284040b85c

  • SSDEEP

    12288:n3MD3HH3DI+KVQbSyaXPkTywNyDpufXfccaXe2z67lXheeAEyPh6j2Q:3MjH3DIRVQfekTy42Aiz6N2zQ

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Qb.X[.j.Yfm[

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7cbf4e7fdbd429d28e0eb54ca72a92f1af2cc6de478ef4a8f34643f1a3d8f71b.exe
    "C:\Users\Admin\AppData\Local\Temp\7cbf4e7fdbd429d28e0eb54ca72a92f1af2cc6de478ef4a8f34643f1a3d8f71b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\AppData\Local\Temp\7cbf4e7fdbd429d28e0eb54ca72a92f1af2cc6de478ef4a8f34643f1a3d8f71b.exe
      "C:\Users\Admin\AppData\Local\Temp\7cbf4e7fdbd429d28e0eb54ca72a92f1af2cc6de478ef4a8f34643f1a3d8f71b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1700-0-0x00000000743BE000-0x00000000743BF000-memory.dmp

    Filesize

    4KB

  • memory/1700-1-0x0000000000CD0000-0x0000000000D94000-memory.dmp

    Filesize

    784KB

  • memory/1700-2-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1700-3-0x0000000000950000-0x000000000096A000-memory.dmp

    Filesize

    104KB

  • memory/1700-4-0x00000000006F0000-0x0000000000700000-memory.dmp

    Filesize

    64KB

  • memory/1700-5-0x0000000005C60000-0x0000000005CE2000-memory.dmp

    Filesize

    520KB

  • memory/1700-19-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2912-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-6-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2912-17-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2912-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-8-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2912-18-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2912-20-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB