Analysis

  • max time kernel
    91s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    30-05-2022 16:49

General

  • Target

    09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63.exe

  • Size

    573KB

  • MD5

    05d3649510dc5ee449505a910690d561

  • SHA1

    011a0717035d0fbda4d4997d3c32acb89db3fd34

  • SHA256

    09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63

  • SHA512

    7a19eea16fe254c18706e5304204e880b5f01ca1c6de252cbea24f5999a321ab606e51a57028c11877a6f51e15f69718f89ea876c65e13b4381d6ebd05ff358b

Score
9/10

Malware Config

Signatures

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63.exe
    "C:\Users\Admin\AppData\Local\Temp\09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Users\Admin\AppData\Roaming\file.exe
      "C:\Users\Admin\AppData\Roaming\file.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1848
      • C:\Users\Admin\AppData\Roaming\file.exe
        "C:\Users\Admin\AppData\Roaming\file.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1908
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\\Mail.txt"
          4⤵
          • Accesses Microsoft Outlook accounts
          PID:4188
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\\Web.txt"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1564

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\file.exe.log

    Filesize

    312B

    MD5

    d4b49ac61a6cac139f96450777c10204

    SHA1

    92089d33442c9e2eaceac3ed8db6a7168f938e5a

    SHA256

    807bdfa62a4312030c1ed54981674cff77f6108e6b4957754cabb810098ce082

    SHA512

    eb13a0e7f0d4b44db7e8d0625ba1ee6a036083c39c24b85493d3ec9074ada03eb7003b97bd92ed5f2baaf26295a4690303332593c4776e75da5bc3b6adbc3ea6

  • C:\Users\Admin\AppData\Local\Temp\Web.txt

    Filesize

    3KB

    MD5

    b9daf88205e7429feaceda806bd561d2

    SHA1

    1893c80e74cfea9914343c6e4213393804a92dd1

    SHA256

    efa03262d4c3f5a46ab526946b8c7450d37eff4b5f8d53b43468655eea8cc027

    SHA512

    649ba70698611bd66aa91e40aaa81327a60efc098c1705729f9eb316c18e9bcca6af2363b24f8ac4aea5d25f12303833aedaada6fd26f1eebb86711a4e9baaf1

  • C:\Users\Admin\AppData\Roaming\New text document.txt

    Filesize

    32B

    MD5

    75807eb7f4886d16863984da8ddb5f23

    SHA1

    ffa7e6f5c5dcb87d74f687ab3f2b46a2ab0f5de6

    SHA256

    9534a30c8f99a3f6bb8ca38c4785e279745966ab7c8b209e2b43a231fed32763

    SHA512

    8fbdb0ecc6936943f10b71df8301077078bb3e90ba4dbf6ff51bb92800777f11b3f99df541a7dff1f70e045a6e29d0404bd529e64250cceb8f4ac1198fa1f997

  • C:\Users\Admin\AppData\Roaming\file.exe

    Filesize

    573KB

    MD5

    05d3649510dc5ee449505a910690d561

    SHA1

    011a0717035d0fbda4d4997d3c32acb89db3fd34

    SHA256

    09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63

    SHA512

    7a19eea16fe254c18706e5304204e880b5f01ca1c6de252cbea24f5999a321ab606e51a57028c11877a6f51e15f69718f89ea876c65e13b4381d6ebd05ff358b

  • C:\Users\Admin\AppData\Roaming\file.exe

    Filesize

    573KB

    MD5

    05d3649510dc5ee449505a910690d561

    SHA1

    011a0717035d0fbda4d4997d3c32acb89db3fd34

    SHA256

    09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63

    SHA512

    7a19eea16fe254c18706e5304204e880b5f01ca1c6de252cbea24f5999a321ab606e51a57028c11877a6f51e15f69718f89ea876c65e13b4381d6ebd05ff358b

  • C:\Users\Admin\AppData\Roaming\file.exe

    Filesize

    573KB

    MD5

    05d3649510dc5ee449505a910690d561

    SHA1

    011a0717035d0fbda4d4997d3c32acb89db3fd34

    SHA256

    09f97ac411f3674caaa4a4ad497f2d49bcb52881f3d5a57d816117d78f31be63

    SHA512

    7a19eea16fe254c18706e5304204e880b5f01ca1c6de252cbea24f5999a321ab606e51a57028c11877a6f51e15f69718f89ea876c65e13b4381d6ebd05ff358b

  • memory/1564-166-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1564-168-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1564-165-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1564-163-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1564-162-0x0000000000000000-mapping.dmp

  • memory/1848-149-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/1848-148-0x0000000073AE0000-0x0000000074288000-memory.dmp

    Filesize

    7.7MB

  • memory/1848-143-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/1848-150-0x0000000075570000-0x0000000075B21000-memory.dmp

    Filesize

    5.7MB

  • memory/1848-137-0x0000000075570000-0x0000000075B21000-memory.dmp

    Filesize

    5.7MB

  • memory/1848-133-0x0000000000000000-mapping.dmp

  • memory/1848-141-0x0000000073AE0000-0x0000000074288000-memory.dmp

    Filesize

    7.7MB

  • memory/1908-145-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1908-156-0x0000000073AE0000-0x0000000074288000-memory.dmp

    Filesize

    7.7MB

  • memory/1908-144-0x0000000000000000-mapping.dmp

  • memory/1908-151-0x0000000075570000-0x0000000075B21000-memory.dmp

    Filesize

    5.7MB

  • memory/1908-152-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/1908-153-0x0000000073AE0000-0x0000000074288000-memory.dmp

    Filesize

    7.7MB

  • memory/1908-154-0x0000000075570000-0x0000000075B21000-memory.dmp

    Filesize

    5.7MB

  • memory/1908-155-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/2000-139-0x0000000073AE0000-0x0000000074288000-memory.dmp

    Filesize

    7.7MB

  • memory/2000-140-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/2000-130-0x0000000075570000-0x0000000075B21000-memory.dmp

    Filesize

    5.7MB

  • memory/2000-138-0x0000000075570000-0x0000000075B21000-memory.dmp

    Filesize

    5.7MB

  • memory/2000-136-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/2000-132-0x0000000073AE0000-0x0000000074288000-memory.dmp

    Filesize

    7.7MB

  • memory/2000-131-0x0000000074370000-0x0000000074E70000-memory.dmp

    Filesize

    11.0MB

  • memory/4188-157-0x0000000000000000-mapping.dmp

  • memory/4188-158-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4188-160-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4188-161-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB