Analysis

  • max time kernel
    148s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 06:26

General

  • Target

    fa730d83b4be4c873039dc585f958d7c_JaffaCakes118.exe

  • Size

    2.7MB

  • MD5

    fa730d83b4be4c873039dc585f958d7c

  • SHA1

    95f5cef4663ceb749ca98131734bb001d618458f

  • SHA256

    293440eae97b7c052aeaffd6855b2eda065b0b8fd452a830a9bf3c6637a20f4a

  • SHA512

    2870816e65670af2b1675dc6b3e48ae6e297adc15330c1ce3e0c9ae276136a122a3fe46175c389d93014938a080bb70bc7824f5adc4b831818ee8a707a24589b

  • SSDEEP

    49152:DdbNhMYCLtVRgf3FEyzLrU2OzPaWBA22ynoyHORZ/nXX2WAoF:hPuCf1EyHo20PaP2VoyHGZ/XXyU

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

storage.nsupdate.info:8973

Attributes
  • communication_password

    bf771c9d082071fe80b18bb678220682

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Bitrat family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 20 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa730d83b4be4c873039dc585f958d7c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa730d83b4be4c873039dc585f958d7c_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\fa730d83b4be4c873039dc585f958d7c_JaffaCakes118.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1520
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WoiCgLlRgn.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2284
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WoiCgLlRgn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3E62.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2008
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WoiCgLlRgn.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2352
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2204

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab44EE.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar4511.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp3E62.tmp

    Filesize

    1KB

    MD5

    fe223da44a93c1304221b6e10aafce0b

    SHA1

    13972af33a55e0f83888f83f243058cb3f949725

    SHA256

    bfb16bd39b3061a4557dcce50c9218519085ff3669ce7b5be1aa9257881d74c5

    SHA512

    dba55d754be9cee1ae05d7ea057fe8a1af7ce05b93b373e9ed1914beb8563620cd5fac73b4c92f1a2977ff83825a6fa4c2162f4b0db4f8216cf662b833d77e82

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NFPI8S4I4TWR8HVT19QS.temp

    Filesize

    7KB

    MD5

    9015a050b0d927c3dd7af58262f8fd12

    SHA1

    ca0201b15d705dd1fd95fbcc275f055b2c7810b7

    SHA256

    c1b78652efe7aefbde7cd77518b12754ec5376fa94a9f9a6fed92938f27c7141

    SHA512

    92e012221236b08de677cbf13c26b3a2e455f4eabc797ef397209989b06c72b942e13d76096bd2941cb6528b9053b06d54d84ded6d4d6ca35a00d95ad9699e50

  • memory/2204-104-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-88-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-115-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-114-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-112-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-113-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-110-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-111-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-85-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-94-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-93-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-109-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-92-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-91-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2204-89-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-108-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-96-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-97-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-103-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-105-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-106-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2204-107-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/2640-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

    Filesize

    4KB

  • memory/2640-63-0x0000000002240000-0x000000000225A000-memory.dmp

    Filesize

    104KB

  • memory/2640-95-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-1-0x0000000000B90000-0x0000000000E40000-memory.dmp

    Filesize

    2.7MB

  • memory/2640-2-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-67-0x000000000AC00000-0x000000000AD78000-memory.dmp

    Filesize

    1.5MB

  • memory/2640-66-0x0000000009A10000-0x0000000009C00000-memory.dmp

    Filesize

    1.9MB

  • memory/2640-65-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-64-0x00000000744EE000-0x00000000744EF000-memory.dmp

    Filesize

    4KB