Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    06-01-2022 11:55

General

  • Target

    ed857cb8db7feb60827f28be33098db83bb25fa2191b133eedc5b4b29907abd5.exe

  • Size

    2.3MB

  • MD5

    5effe6792620b5d512905695003baa3f

  • SHA1

    0a98f5acfcd5a0efb4989d4513b6b8861438777d

  • SHA256

    ed857cb8db7feb60827f28be33098db83bb25fa2191b133eedc5b4b29907abd5

  • SHA512

    67630485b4cd44a612274c146aabef67b5d0f0c0ddfb0f8c34367985e43ccef25cd35d8583952bc73281b5fedb9d8e05a67ad326cdfae9c67ae858ce2c2c1a09

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 3 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\ed857cb8db7feb60827f28be33098db83bb25fa2191b133eedc5b4b29907abd5.exe
    "C:\Users\Admin\AppData\Local\Temp\ed857cb8db7feb60827f28be33098db83bb25fa2191b133eedc5b4b29907abd5.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:1856

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/1856-115-0x0000000000910000-0x0000000000A5A000-memory.dmp
    Filesize

    1.3MB

  • memory/1856-116-0x0000000000400000-0x0000000000842000-memory.dmp
    Filesize

    4.3MB

  • memory/1856-117-0x0000000000400000-0x0000000000842000-memory.dmp
    Filesize

    4.3MB

  • memory/1856-118-0x00000000001E0000-0x00000000001E2000-memory.dmp
    Filesize

    8KB

  • memory/1856-119-0x0000000000400000-0x0000000000842000-memory.dmp
    Filesize

    4.3MB

  • memory/1856-120-0x0000000000401000-0x00000000006E0000-memory.dmp
    Filesize

    2.9MB

  • memory/1856-121-0x0000000073A60000-0x0000000073C22000-memory.dmp
    Filesize

    1.8MB

  • memory/1856-122-0x0000000000401000-0x00000000006E0000-memory.dmp
    Filesize

    2.9MB

  • memory/1856-123-0x0000000000401000-0x00000000006E0000-memory.dmp
    Filesize

    2.9MB

  • memory/1856-124-0x00000000744C0000-0x00000000745B1000-memory.dmp
    Filesize

    964KB