Overview

overview

8

Static

static

3

1193403a19...be.exe

windows7-x64

8

1193403a19...be.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 18:43

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General

  • Target

    1193403a19781c8f1da8d08a19083336f6ac3bee263d0119436a9d3dc86845be.exe

  • Size

    230KB

  • MD5

    b75651939e852ce3e2c8466f3c02aefa

  • SHA1

    5c077c2b724b36555b738f015377463caa72225b

  • SHA256

    1193403a19781c8f1da8d08a19083336f6ac3bee263d0119436a9d3dc86845be

  • SHA512

    0fd11b02fdcaa6c5a535757676b3d1675d2f110bf0525b394279b3bb69d8f5cb3948ca93ad31fca75e43501b305096d415cf6633f16b6394421fe0f44946768b

  • SSDEEP

    3072:sr+Fu2II+HiXMcI/AKJj/+rzTPe9oPxM5DNmHWVcqelSxbfS6954bpqyZALx0XN+:/MHD3/AKsP2f5hBkpq0rpS

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 39 IoCs
  • Manipulates Digital Signatures 2 IoCs

    Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops desktop.ini file(s) 57 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops autorun.inf file 1 TTPs 26 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies registry class 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\1193403a19781c8f1da8d08a19083336f6ac3bee263d0119436a9d3dc86845be.exe
    "C:\Users\Admin\AppData\Local\Temp\1193403a19781c8f1da8d08a19083336f6ac3bee263d0119436a9d3dc86845be.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3380
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Windows\AE 0124 BE.msi"
      2⤵
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1680
    • C:\Windows\SysWOW64\drivers\winlogon.exe
      "C:\Windows\System32\drivers\winlogon.exe"
      2⤵
      • Drops file in Drivers directory
      • Checks computer location settings
      • Executes dropped EXE
      • Drops autorun.inf file
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2136
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Drops file in Drivers directory
        • Manipulates Digital Signatures
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops desktop.ini file(s)
        • Drops autorun.inf file
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5096
        • C:\Windows\SysWOW64\drivers\winlogon.exe
          "C:\Windows\System32\drivers\winlogon.exe"
          4⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          PID:5008
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:3892
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4444
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\AE 0124 BE.msi
    Filesize

    230KB

    MD5

    80d6e84f1670c18ecbe7b1c4d14035c0

    SHA1

    a1966fb520e12ec6697c2a902bde48415ec1fc91

    SHA256

    d3c2829b303b5783a84632e43c7d63c0ab8316d4d7779678f4ffcdc6bed9ed02

    SHA512

    2421c48b3841eb8b5258b99b87412ca11d6bff6618c6aa178e0038f9026c32c2912ad14b00a407fa8b2bf766953fce73fe6a53a18c89e607db1425f98866bdaa

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  • C:\Windows\Msvbvm60.dll
    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

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  • C:\Windows\SysWOW64\drivers\winlogon.exe
    Filesize

    130KB

    MD5

    3c9b1eaec6c0553ec55cc981859ad52d

    SHA1

    dc1b89778d23517677327fc7265419f507ce5f60

    SHA256

    bb42a5c15238d5b38ec51c0d7069d35a62e84c058c0c3d995a934e8dfba3a728

    SHA512

    8caccc427dda37b1b40e32eea0523d67dc7391bd6ca1d3c570fed86d50a5b3e80b48395d022407049c23e82e3f9a41d3323fbab94ac7520887d6f82df358caa5

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  • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
    Filesize

    24.1MB

    MD5

    d70fd5860eb9fc6979fa3954be5f097e

    SHA1

    feea79a10e258cdc911edf6393699f139ec5847d

    SHA256

    383d24c3f4840bcbd3b07b3c902e7d63ab0b6d11c102ee6663df75778ee30eb8

    SHA512

    118a0954c0a67bad01b5ceef8690cf07e61137af385182e32f716fcde2bf8c36109669b7911c1a3685cedaa8b00697fdb7e26f1ef1dbaf6a2c0f126309e684d2

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  • \??\Volume{bb0c4c32-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{38dc809f-bd78-4378-b116-6d1bce61dbe6}_OnDiskSnapshotProp
    Filesize

    6KB

    MD5

    d721ad4bb9f3e13a819ffc57b18344d8

    SHA1

    7db861d35dc3db6e69cc2aaef1196a07ae39e6ec

    SHA256

    7bb1cb00762fd59969e1c4581dedd302e0792288de24c4328e673b223234dea8

    SHA512

    b6ebbdf29b87263b030c7db741b3060a5522ecb3322539f35c470b2e1c4379de9485f3887f6e4bac26eccfa8bb2a494efbdcd4899d7b7ca59c8d62c8bd4f03b2

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  • \??\c:\B1uv3nth3x1.diz
    Filesize

    21B

    MD5

    9cceaa243c5d161e1ce41c7dad1903dd

    SHA1

    e3da72675df53fffa781d4377d1d62116eafb35b

    SHA256

    814649b436ea43dd2abb99693e06019d4079ee74d02a0395913add0ba92d0189

    SHA512

    af9b75dc9a0b39d12d48bf6d40eb7d778eb9dd976302792271d8d4245a916027cf4e705d6cd7a5e6582ba94953346f291122f27d377b2c1a86e45f49e92efb5b

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