Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2023 09:53

General

  • Target

    98e0809917278f2487861ede52d85f97.exe

  • Size

    2.7MB

  • MD5

    98e0809917278f2487861ede52d85f97

  • SHA1

    d22abc16310091741c5f963140a545ad886fb6f3

  • SHA256

    9c176196e1ea1061400ed75a74b16784aa58e87710f516eb363f296d0f909fb0

  • SHA512

    e342d5fbe794f141da8b9cd8dbb0d9c4655eda9c2b21dcec9a70a75c4d400f99c03c06b54262498774fd2c9be0680dbab71b8296d1d8ab22fc67a1f20f1df99f

  • SSDEEP

    49152:R6j5pEmBa2lKdWFTXIRxPMvid7P9cSnWbe2aWsuHxxIcK3S/Y7w9b:R6j5mqKdmTqmviBjnqPsuRxBdq

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

publiquilla.linkpc.net:9089

Attributes
  • communication_password

    bfdba24ee3d61f0260c4dc1034c3ee43

  • install_dir

    windowssecurirysercivehealtht

  • install_file

    windowssecuritrysercive.exe

  • tor_process

    tor

Signatures

  • BitRAT

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

  • UPX packed file 17 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98e0809917278f2487861ede52d85f97.exe
    "C:\Users\Admin\AppData\Local\Temp\98e0809917278f2487861ede52d85f97.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4292
    • C:\Users\Admin\AppData\Local\Temp\98e0809917278f2487861ede52d85f97.exe
      "C:\Users\Admin\AppData\Local\Temp\98e0809917278f2487861ede52d85f97.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2280

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2280-159-0x0000000075060000-0x0000000075099000-memory.dmp

    Filesize

    228KB

  • memory/2280-144-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-167-0x0000000074CC0000-0x0000000074CF9000-memory.dmp

    Filesize

    228KB

  • memory/2280-151-0x0000000074CC0000-0x0000000074CF9000-memory.dmp

    Filesize

    228KB

  • memory/2280-166-0x0000000075060000-0x0000000075099000-memory.dmp

    Filesize

    228KB

  • memory/2280-165-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-164-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-152-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-163-0x0000000075060000-0x0000000075099000-memory.dmp

    Filesize

    228KB

  • memory/2280-162-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-143-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-157-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-146-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-153-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-161-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-150-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-160-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-158-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-149-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-154-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-155-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2280-156-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/4292-142-0x0000000007A00000-0x0000000007A10000-memory.dmp

    Filesize

    64KB

  • memory/4292-140-0x0000000007F80000-0x0000000007FD6000-memory.dmp

    Filesize

    344KB

  • memory/4292-134-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-135-0x0000000007A00000-0x0000000007A10000-memory.dmp

    Filesize

    64KB

  • memory/4292-148-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-133-0x0000000000790000-0x0000000000A56000-memory.dmp

    Filesize

    2.8MB

  • memory/4292-141-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-139-0x0000000007D50000-0x0000000007D5A000-memory.dmp

    Filesize

    40KB

  • memory/4292-138-0x0000000007DF0000-0x0000000007E82000-memory.dmp

    Filesize

    584KB

  • memory/4292-137-0x0000000008300000-0x00000000088A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4292-136-0x0000000007CB0000-0x0000000007D4C000-memory.dmp

    Filesize

    624KB