Overview

overview

10

Static

static

b8d1bac077...5e.exe

windows7_x64

10

b8d1bac077...5e.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 23:15

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General

  • Target

    b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe

  • Size

    2.2MB

  • MD5

    d97470fad1b553c3f0266a8a84e6fdc2

  • SHA1

    d0612e51c71e54a9c03e8403877840997a604672

  • SHA256

    b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e

  • SHA512

    4da2d313010e502abb98058b23e7bfdd561c855c482065d75eadbdd49e16ea8792d4b7aa083a47e2ad5202bdb5b0a8b3ed95632cd3b8a3c60b3787bbbcaf05ad

Score
10/10
bitratpersistencetrojanupx

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

publiquilla.linkpc.net:9090

Attributes
  • communication_password

    bfdba24ee3d61f0260c4dc1034c3ee43

  • install_dir

    windowssecurirysercivehealth

  • install_file

    windowssecurirysercive.exe

  • tor_process

    tor

Signatures

  • BitRAT

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

    trojanbitrat
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 5 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe
    "C:\Users\Admin\AppData\Local\Temp\b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Users\Admin\AppData\Local\Temp\b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe
      "C:\Users\Admin\AppData\Local\Temp\b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe"
      2⤵
        PID:1172
      • C:\Users\Admin\AppData\Local\Temp\b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe
        "C:\Users\Admin\AppData\Local\Temp\b8d1bac077990b3996eec50536cffceb32c25943fb0402ef358fc0eeb3083b5e.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:608

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/608-125-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/608-127-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/608-126-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/2352-121-0x0000000004E40000-0x000000000533E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/2352-119-0x0000000002860000-0x000000000286A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/2352-120-0x0000000004F60000-0x0000000004FB6000-memory.dmp
      Filesize

      344KB

      Download
    • memory/2352-115-0x0000000000260000-0x00000000004A6000-memory.dmp
      Filesize

      2.3MB

      Download
    • memory/2352-122-0x0000000005130000-0x0000000005152000-memory.dmp
      Filesize

      136KB

      Download
    • memory/2352-123-0x0000000006F30000-0x0000000007104000-memory.dmp
      Filesize

      1.8MB

      Download
    • memory/2352-124-0x000000000A5B0000-0x000000000A732000-memory.dmp
      Filesize

      1.5MB

      Download
    • memory/2352-118-0x0000000004E40000-0x0000000004ED2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/2352-117-0x0000000005340000-0x000000000583E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/2352-116-0x0000000004CD0000-0x0000000004D6C000-memory.dmp
      Filesize

      624KB

      Download