Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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:1572
    • C:\Users\Admin\AppData\Local\Temp\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe
      "C:\Users\Admin\AppData\Local\Temp\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4600
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 1836
        3⤵
        • Program crash
        PID:216
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4600 -ip 4600
    1⤵
      PID:4836

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5caa8572425248f5dad8a265a2131eb5a6e72360cd9a489a21d9c8f6e37fc654.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1572-4-0x0000000004F40000-0x0000000004F50000-memory.dmp

      Filesize

      64KB

    • memory/1572-5-0x0000000004F70000-0x0000000004F7A000-memory.dmp

      Filesize

      40KB

    • memory/1572-9-0x00000000062B0000-0x000000000632C000-memory.dmp

      Filesize

      496KB

    • memory/1572-1-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1572-10-0x0000000006140000-0x00000000061DC000-memory.dmp

      Filesize

      624KB

    • memory/1572-6-0x0000000005040000-0x0000000005058000-memory.dmp

      Filesize

      96KB

    • memory/1572-7-0x0000000005060000-0x0000000005068000-memory.dmp

      Filesize

      32KB

    • memory/1572-14-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1572-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

      Filesize

      584KB

    • memory/1572-2-0x0000000005360000-0x0000000005904000-memory.dmp

      Filesize

      5.6MB

    • memory/1572-8-0x0000000005080000-0x000000000508A000-memory.dmp

      Filesize

      40KB

    • memory/1572-0-0x0000000000300000-0x00000000003D0000-memory.dmp

      Filesize

      832KB

    • memory/4600-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/4600-15-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4600-16-0x0000000005650000-0x0000000005660000-memory.dmp

      Filesize

      64KB

    • memory/4600-17-0x0000000005660000-0x00000000056C6000-memory.dmp

      Filesize

      408KB

    • memory/4600-18-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB