Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    05-01-2022 20:17

General

  • Target

    39d4a8b10698989af35f338e05506318e949568582fbf613a54a28b559f28b2e.exe

  • Size

    4.2MB

  • MD5

    e1b09e61b51b90e7295e2e9ba28672a1

  • SHA1

    439cdff507b3ea0a293b24041c7f8c9cd1903372

  • SHA256

    39d4a8b10698989af35f338e05506318e949568582fbf613a54a28b559f28b2e

  • SHA512

    55031948d11b727f0fc98d0f3e1fd2c31a4a288d5656e7b2a4b56c8e7f3a5206f2abf829d77a258922c1828c311623094e1e67df5531b315e2f0075936e9520b

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

91.243.32.131:80

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • install_dir

    Defenderzone

  • install_file

    syspro.exe

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Adds Run key to start application 2 TTPs 9 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\39d4a8b10698989af35f338e05506318e949568582fbf613a54a28b559f28b2e.exe
    "C:\Users\Admin\AppData\Local\Temp\39d4a8b10698989af35f338e05506318e949568582fbf613a54a28b559f28b2e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3068

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3068-115-0x0000000000400000-0x0000000000810000-memory.dmp
    Filesize

    4.1MB

  • memory/3068-116-0x0000000000400000-0x0000000000810000-memory.dmp
    Filesize

    4.1MB

  • memory/3068-117-0x00000000001E0000-0x00000000001E2000-memory.dmp
    Filesize

    8KB

  • memory/3068-118-0x0000000000400000-0x0000000000810000-memory.dmp
    Filesize

    4.1MB

  • memory/3068-119-0x0000000000400000-0x0000000000810000-memory.dmp
    Filesize

    4.1MB

  • memory/3068-120-0x0000000000401000-0x00000000006E0000-memory.dmp
    Filesize

    2.9MB

  • memory/3068-121-0x00000000759E0000-0x0000000075BA2000-memory.dmp
    Filesize

    1.8MB

  • memory/3068-122-0x0000000000401000-0x00000000006E0000-memory.dmp
    Filesize

    2.9MB

  • memory/3068-123-0x00000000025D0000-0x0000000002616000-memory.dmp
    Filesize

    280KB

  • memory/3068-124-0x0000000000401000-0x00000000006E0000-memory.dmp
    Filesize

    2.9MB

  • memory/3068-125-0x0000000074070000-0x0000000074161000-memory.dmp
    Filesize

    964KB