Analysis

  • max time kernel
    153s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 21:04

General

  • Target

    6c827141d04dd86281be55e369b256d2ecbc2071ee257a3f78753729b36bf3be.exe

  • Size

    255KB

  • MD5

    7d5dc99d15d0b9b3b86665c091fad166

  • SHA1

    c50b78c1dd46fb4a283f1532268390454a7181cf

  • SHA256

    6c827141d04dd86281be55e369b256d2ecbc2071ee257a3f78753729b36bf3be

  • SHA512

    bd0370c6e297c3ed120e1299fb13591b757d563310b6a2a78b97ed4617eebb5c14702a194d76a9840299ca117d1bab6b14ebf44922b776afb567a36ee383d7e3

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ1:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI6

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • UPX packed file 24 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 12 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c827141d04dd86281be55e369b256d2ecbc2071ee257a3f78753729b36bf3be.exe
    "C:\Users\Admin\AppData\Local\Temp\6c827141d04dd86281be55e369b256d2ecbc2071ee257a3f78753729b36bf3be.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Windows\SysWOW64\rgeakkdahd.exe
      rgeakkdahd.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1068
      • C:\Windows\SysWOW64\xgvqmpak.exe
        C:\Windows\system32\xgvqmpak.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4080
    • C:\Windows\SysWOW64\clwhlgtxvhnjjed.exe
      clwhlgtxvhnjjed.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2236
    • C:\Windows\SysWOW64\xgvqmpak.exe
      xgvqmpak.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4056
    • C:\Windows\SysWOW64\pahplvtsculme.exe
      pahplvtsculme.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4748
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe

    Filesize

    255KB

    MD5

    689475d49f3b23323d337e62c51f55ef

    SHA1

    f9b7422a1221abd04de1309d5681e5f0d3d74b26

    SHA256

    304c18a4a5e0cef8cf84c0feab2e2cc4ab186820efbb7cf5eec0ca3ba9c3ebef

    SHA512

    10cce599bb37dbe50589c80fcd02f72f6f073b7e34aa893877cb76a2e3f7eebf1e48d9dc85bab09a436ffb292197cf3cc51677c14708c7c73e55faf52ed81a94

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe

    Filesize

    255KB

    MD5

    53fd7427e7d96701a1108e5957a0bc45

    SHA1

    36c74523f38ae36aa4390868b724306277282f6d

    SHA256

    9340ff24a90fec81cc3a79dd826acb7a38e6114292eac1d49b1b473f599fcfc8

    SHA512

    820fd9ae9132a258f2a90a830822c1d83d36abf684fd9ff1fd00905f0a8dbd20c7199129424e93050e270ad1b7d91acb390a36de2c1b568285bfcb92a20b4f13

  • C:\Windows\SysWOW64\clwhlgtxvhnjjed.exe

    Filesize

    255KB

    MD5

    2dd38bbd0ca017884214a1352b85d283

    SHA1

    352d592d3d10895cd4419b06901d355d39f271ff

    SHA256

    c94b78153da8cdec3a3f80db9c113eb4cc52e80bc22ae10ec8f2d1012bbbdda0

    SHA512

    f6dcdaf8a6fd41cbc7192f67d75368667a44bf554f877328318fe58bcd752cdc29e2d7eb18aef6d6c8b385bb9caefe6242da6b603cada197e2c05a6a77dc0534

  • C:\Windows\SysWOW64\clwhlgtxvhnjjed.exe

    Filesize

    255KB

    MD5

    2dd38bbd0ca017884214a1352b85d283

    SHA1

    352d592d3d10895cd4419b06901d355d39f271ff

    SHA256

    c94b78153da8cdec3a3f80db9c113eb4cc52e80bc22ae10ec8f2d1012bbbdda0

    SHA512

    f6dcdaf8a6fd41cbc7192f67d75368667a44bf554f877328318fe58bcd752cdc29e2d7eb18aef6d6c8b385bb9caefe6242da6b603cada197e2c05a6a77dc0534

  • C:\Windows\SysWOW64\pahplvtsculme.exe

    Filesize

    255KB

    MD5

    fbad7ac1da687ac374ced8e577682a15

    SHA1

    c7bc2b4d0fe8ae83913d124d79e920b65b7e4b3f

    SHA256

    45aa7ff8d008b131403312d9c7af5a65ceaed1d2ef901862e20db4d0c430095e

    SHA512

    cceae0abb83256424e627bf939705ffeb07ad73b8a32e32a05c8046e67a6a6343be02de56e9c641eb36d0fd61306cb9a1935ea05466d1f46abf619b6fef47781

  • C:\Windows\SysWOW64\pahplvtsculme.exe

    Filesize

    255KB

    MD5

    fbad7ac1da687ac374ced8e577682a15

    SHA1

    c7bc2b4d0fe8ae83913d124d79e920b65b7e4b3f

    SHA256

    45aa7ff8d008b131403312d9c7af5a65ceaed1d2ef901862e20db4d0c430095e

    SHA512

    cceae0abb83256424e627bf939705ffeb07ad73b8a32e32a05c8046e67a6a6343be02de56e9c641eb36d0fd61306cb9a1935ea05466d1f46abf619b6fef47781

  • C:\Windows\SysWOW64\rgeakkdahd.exe

    Filesize

    255KB

    MD5

    619ce8b04b856627dbcbc58bd0275a61

    SHA1

    2981ec7bc8629608f92c9bb6932f435bd9f26b5c

    SHA256

    ce588525b1956b6bfca2cb315049465c70b4a068453c6e7d2bc0dd0e885eb0c6

    SHA512

    78b196dfd7304aed6b2c928bce79374a31d588331addfe5fc3d1a72ca52a7a77d885463605b3f5d4402bb805d4a7de005f873221a9aa39c0d837c107d053a89d

  • C:\Windows\SysWOW64\rgeakkdahd.exe

    Filesize

    255KB

    MD5

    619ce8b04b856627dbcbc58bd0275a61

    SHA1

    2981ec7bc8629608f92c9bb6932f435bd9f26b5c

    SHA256

    ce588525b1956b6bfca2cb315049465c70b4a068453c6e7d2bc0dd0e885eb0c6

    SHA512

    78b196dfd7304aed6b2c928bce79374a31d588331addfe5fc3d1a72ca52a7a77d885463605b3f5d4402bb805d4a7de005f873221a9aa39c0d837c107d053a89d

  • C:\Windows\SysWOW64\xgvqmpak.exe

    Filesize

    255KB

    MD5

    12dba5a9ea327811ec085c849be95d3a

    SHA1

    6f546bb2626d8c42b017d64f020814cc930dfe01

    SHA256

    8ddf051d9b718d13b6436868111ca43e68ab087619490fa346f45a80d0877cfd

    SHA512

    90da7fe6daa8a9aaba83c3a5ec2e9e184bbecdcf3d62589c9904777f629fda0ac26636c1fb2b160157df6eb20d4435402577c90f2d52c6aeac98a154761e8006

  • C:\Windows\SysWOW64\xgvqmpak.exe

    Filesize

    255KB

    MD5

    12dba5a9ea327811ec085c849be95d3a

    SHA1

    6f546bb2626d8c42b017d64f020814cc930dfe01

    SHA256

    8ddf051d9b718d13b6436868111ca43e68ab087619490fa346f45a80d0877cfd

    SHA512

    90da7fe6daa8a9aaba83c3a5ec2e9e184bbecdcf3d62589c9904777f629fda0ac26636c1fb2b160157df6eb20d4435402577c90f2d52c6aeac98a154761e8006

  • C:\Windows\SysWOW64\xgvqmpak.exe

    Filesize

    255KB

    MD5

    12dba5a9ea327811ec085c849be95d3a

    SHA1

    6f546bb2626d8c42b017d64f020814cc930dfe01

    SHA256

    8ddf051d9b718d13b6436868111ca43e68ab087619490fa346f45a80d0877cfd

    SHA512

    90da7fe6daa8a9aaba83c3a5ec2e9e184bbecdcf3d62589c9904777f629fda0ac26636c1fb2b160157df6eb20d4435402577c90f2d52c6aeac98a154761e8006

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

  • memory/1068-155-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/1068-147-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/1068-133-0x0000000000000000-mapping.dmp

  • memory/2184-168-0x00007FF93F700000-0x00007FF93F710000-memory.dmp

    Filesize

    64KB

  • memory/2184-163-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

    Filesize

    64KB

  • memory/2184-164-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

    Filesize

    64KB

  • memory/2184-161-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

    Filesize

    64KB

  • memory/2184-160-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

    Filesize

    64KB

  • memory/2184-167-0x00007FF93F700000-0x00007FF93F710000-memory.dmp

    Filesize

    64KB

  • memory/2184-162-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

    Filesize

    64KB

  • memory/2184-153-0x0000000000000000-mapping.dmp

  • memory/2236-148-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/2236-156-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/2236-136-0x0000000000000000-mapping.dmp

  • memory/3492-154-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/3492-152-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/3492-132-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4056-157-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4056-149-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4056-139-0x0000000000000000-mapping.dmp

  • memory/4080-151-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4080-159-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4080-145-0x0000000000000000-mapping.dmp

  • memory/4748-158-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4748-150-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4748-140-0x0000000000000000-mapping.dmp