Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2024 12:50

General

  • Target

    Rwzzrppjj.exe

  • Size

    11KB

  • MD5

    31862412ebcd394fe7c8ea8b4816916d

  • SHA1

    8ad999914072b49c37800f0451c821a8adef7e80

  • SHA256

    03ca6d760a5412bb05c911bb49e0a9b1aea7b3290607bf6ad3d64e8507c90423

  • SHA512

    5cafc95a9b50eacaab83002251b0f97683c578873038458ff56001e6a3f8959f3843daa17ee85c610103a78af3e6553016b3e2b5976c535510637d6622517731

  • SSDEEP

    192:JH57ZYw9N3zb26XKlcgh8V2PnHuDrioo:JHpZYcRb26X65SV2vHOrio

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

103.153.182.89:1234

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • install_dir

    Install path

  • install_file

    Install name

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: RenamesItself 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Rwzzrppjj.exe
    "C:\Users\Admin\AppData\Local\Temp\Rwzzrppjj.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5100
    • C:\Users\Admin\AppData\Local\Temp\Rwzzrppjj.exe
      C:\Users\Admin\AppData\Local\Temp\Rwzzrppjj.exe
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1944

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1944-948-0x0000000000400000-0x00000000007CE000-memory.dmp
    Filesize

    3.8MB

  • memory/1944-951-0x0000000074D40000-0x0000000074D79000-memory.dmp
    Filesize

    228KB

  • memory/1944-959-0x0000000000400000-0x00000000007CE000-memory.dmp
    Filesize

    3.8MB

  • memory/1944-962-0x0000000074A00000-0x0000000074A39000-memory.dmp
    Filesize

    228KB

  • memory/1944-965-0x0000000074A00000-0x0000000074A39000-memory.dmp
    Filesize

    228KB

  • memory/1944-968-0x0000000074A00000-0x0000000074A39000-memory.dmp
    Filesize

    228KB

  • memory/5100-39-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-35-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-3-0x00000000059C0000-0x0000000005C20000-memory.dmp
    Filesize

    2.4MB

  • memory/5100-4-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-5-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-7-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-9-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-11-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-13-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-15-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-17-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-23-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-25-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-27-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-21-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-29-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-19-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-31-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-0-0x0000000000680000-0x0000000000688000-memory.dmp
    Filesize

    32KB

  • memory/5100-41-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-37-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-2-0x00000000051B0000-0x00000000051C0000-memory.dmp
    Filesize

    64KB

  • memory/5100-43-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-45-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-47-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-49-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-51-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-53-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-55-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-33-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-59-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-61-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-63-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-57-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-65-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-67-0x00000000059C0000-0x0000000005C19000-memory.dmp
    Filesize

    2.3MB

  • memory/5100-936-0x0000000005C30000-0x0000000005C31000-memory.dmp
    Filesize

    4KB

  • memory/5100-938-0x0000000002940000-0x000000000298C000-memory.dmp
    Filesize

    304KB

  • memory/5100-1-0x0000000074E30000-0x00000000755E0000-memory.dmp
    Filesize

    7.7MB

  • memory/5100-937-0x00000000070F0000-0x00000000072E6000-memory.dmp
    Filesize

    2.0MB

  • memory/5100-939-0x0000000074E30000-0x00000000755E0000-memory.dmp
    Filesize

    7.7MB

  • memory/5100-940-0x00000000051B0000-0x00000000051C0000-memory.dmp
    Filesize

    64KB

  • memory/5100-941-0x00000000078A0000-0x0000000007E44000-memory.dmp
    Filesize

    5.6MB

  • memory/5100-949-0x0000000074E30000-0x00000000755E0000-memory.dmp
    Filesize

    7.7MB