Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 01:01

General

  • Target

    3e8ce55b21c44c397fe6080de6dec506f468c011c05808a72e8d8a64af090a46.exe

  • Size

    7.6MB

  • MD5

    0a711206f96133c8d28cd99b5910d705

  • SHA1

    a100de5f4dc7a8faf50a5f6292f088c22e943303

  • SHA256

    3e8ce55b21c44c397fe6080de6dec506f468c011c05808a72e8d8a64af090a46

  • SHA512

    03e63875a95e9d18d67635388611862a6694278038134a0e4ab8b23c43a41774b33f3dcc38181bd4af6491b66a7f91b478820b1bc7b14d31e42f20779b9a506a

  • SSDEEP

    49152:Kucd9+zV4r7CLX0vDLhfFoGiux88wMKowWrpAXa9UWsnmWPh/pU02KbbgcPyzJsL:KumEwCLofapuG8nKjGGXx/qKxyz2

Malware Config

Extracted

Family

cryptbot

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e8ce55b21c44c397fe6080de6dec506f468c011c05808a72e8d8a64af090a46.exe
    "C:\Users\Admin\AppData\Local\Temp\3e8ce55b21c44c397fe6080de6dec506f468c011c05808a72e8d8a64af090a46.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 468
      2⤵
      • Program crash
      PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1600-0-0x0000000001290000-0x0000000001A3F000-memory.dmp

    Filesize

    7.7MB

  • memory/1600-3-0x0000000001290000-0x0000000001A3F000-memory.dmp

    Filesize

    7.7MB