Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 16:49

General

  • Target

    2025-01-24_5697eb836db41ea76958c98e2e837660_avoslocker_luca-stealer.exe

  • Size

    3.0MB

  • MD5

    5697eb836db41ea76958c98e2e837660

  • SHA1

    758d3c028faaf023c28890f3c4a68cdbce5159e3

  • SHA256

    18c6fe91e164ec7b80b848fd174b41959328714691ba47acfa5e35d4a0f6c077

  • SHA512

    0c32c612ba897466631e3d888de8c832388e4648f63ffd77797ecbc7534762ddbac79508741b4f057bc3a5b210448e73f1377298ceac328e2b1be1af5fc1c217

  • SSDEEP

    49152:eKKe1YeEAYOW1+M5A8SCElZSVB2YB3C3p+svqiaMB6C3:TKsW1+M5NSCElMjCeC

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

JACK-NEW21

C2

pctrabajonuevo2.casacam.net:8849

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-24_5697eb836db41ea76958c98e2e837660_avoslocker_luca-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-24_5697eb836db41ea76958c98e2e837660_avoslocker_luca-stealer.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4268
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2396-6-0x0000000002970000-0x0000000002980000-memory.dmp

    Filesize

    64KB

  • memory/2396-3-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/2396-4-0x00000000001B0000-0x00000000001C2000-memory.dmp

    Filesize

    72KB

  • memory/2396-9-0x00000000057E0000-0x000000000587C000-memory.dmp

    Filesize

    624KB

  • memory/2396-10-0x0000000005E30000-0x00000000063D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2396-11-0x0000000005880000-0x00000000058E6000-memory.dmp

    Filesize

    408KB

  • memory/2396-12-0x00000000712A5000-0x00000000712A6000-memory.dmp

    Filesize

    4KB

  • memory/2396-13-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/2396-14-0x0000000002970000-0x0000000002980000-memory.dmp

    Filesize

    64KB

  • memory/4268-1-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/4268-2-0x0000000000DE0000-0x0000000000E0D000-memory.dmp

    Filesize

    180KB

  • memory/4268-5-0x0000000002610000-0x000000000266C000-memory.dmp

    Filesize

    368KB

  • memory/4268-0-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB