Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 10:54

General

  • Target

    AFX_909388388382772883.jpg.exe

  • Size

    621KB

  • MD5

    209267b5decf170fdc25565e0d86a5d2

  • SHA1

    a96b5e85c76e518534c59a849ec45e129c1597a9

  • SHA256

    0a109b2fcbb4ceae58549963c3c7ba7444763b9c9536323e95d90116cd78f809

  • SHA512

    2e1fc8466a4c4a773845a4c2d378d2e2fc427c56f820eef6d9f0c1fc6d216c6fb17c6ed1c278798c2772db87bb3382bef6a74337eb538519bf15d9b70cd34890

  • SSDEEP

    12288:tknueH5qxiaH9god9j5199wXRusYfB6CxNK6PRW:6Vqxi8yqB510R4Zw

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AFX_909388388382772883.jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\AFX_909388388382772883.jpg.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\AFX_909388388382772883.jpg.exe
      "C:\Users\Admin\AppData\Local\Temp\AFX_909388388382772883.jpg.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2728-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2728-24-0x0000000004F00000-0x0000000004F40000-memory.dmp

    Filesize

    256KB

  • memory/2728-23-0x0000000073A60000-0x000000007414E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-22-0x0000000004F00000-0x0000000004F40000-memory.dmp

    Filesize

    256KB

  • memory/2728-21-0x0000000073A60000-0x000000007414E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-19-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2728-17-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2728-7-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2728-8-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2728-9-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2728-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2728-15-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2888-5-0x0000000000900000-0x000000000090A000-memory.dmp

    Filesize

    40KB

  • memory/2888-6-0x00000000050A0000-0x000000000510A000-memory.dmp

    Filesize

    424KB

  • memory/2888-0-0x0000000000CD0000-0x0000000000D72000-memory.dmp

    Filesize

    648KB

  • memory/2888-20-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-4-0x00000000004C0000-0x00000000004C8000-memory.dmp

    Filesize

    32KB

  • memory/2888-3-0x0000000000580000-0x000000000059A000-memory.dmp

    Filesize

    104KB

  • memory/2888-2-0x00000000041E0000-0x0000000004220000-memory.dmp

    Filesize

    256KB

  • memory/2888-1-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB