Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 02:40

General

  • Target

    5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe

  • Size

    806KB

  • MD5

    bc8d05282f5391242f19219dc1e5bf4e

  • SHA1

    afcfb05fd2e809bb5e120297619e2e7a36797398

  • SHA256

    5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654

  • SHA512

    652556e8ec1533b324f7c2260aff7ebf61b8468a911093e083adf261f894201f387200aaa3847964d1bdba2802039da2d1ad5440e4d4453b188af52034a0d2ee

  • SSDEEP

    12288:+tKE6jD/62iNG5nF8ybpfSC4Z4nJgg6wJFNtduLfWiLQi+5RjNGDh2kN0oZJ:+tKtD/61IGZ4nJy8NtsfWivkadRJ

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6471053992:AAFUlrUxhi5Jrpjikoc-P4r9ZbsXV_T9vj8/

Signatures

  • AgentTesla

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

  • 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe
    "C:\Users\Admin\AppData\Local\Temp\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Users\Admin\AppData\Local\Temp\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe
      "C:\Users\Admin\AppData\Local\Temp\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 1404
        3⤵
        • Program crash
        PID:2548

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2236-0-0x00000000013C0000-0x0000000001490000-memory.dmp

    Filesize

    832KB

  • memory/2236-1-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB

  • memory/2236-2-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/2236-3-0x00000000007D0000-0x00000000007E8000-memory.dmp

    Filesize

    96KB

  • memory/2236-4-0x00000000005B0000-0x00000000005B8000-memory.dmp

    Filesize

    32KB

  • memory/2236-5-0x00000000007F0000-0x00000000007FA000-memory.dmp

    Filesize

    40KB

  • memory/2236-6-0x0000000004F40000-0x0000000004FBC000-memory.dmp

    Filesize

    496KB

  • memory/2236-18-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB

  • memory/3052-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-20-0x0000000000B80000-0x0000000000BC0000-memory.dmp

    Filesize

    256KB

  • memory/3052-19-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB

  • memory/3052-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3052-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3052-21-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB