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Analysis

  • max time kernel
    41s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 19:13

General

  • Target

    09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88.dll

  • Size

    120KB

  • MD5

    0f57ecb24bc5ce40b93db56582d0ef7d

  • SHA1

    5b4996d2044bec3a2b56e2b9843d7ba864ef9070

  • SHA256

    09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88

  • SHA512

    5458e104212947f4344d8058c8c10899d81e79f70930d1749fc3d569454c59f660a5d8cf7d1c05f1bd034e3f5407e7416e5ba1ac06b48a23bd77d042950b567e

  • SSDEEP

    1536:VIUKD3/sxhoI5UQie+QhcfBvCmNCJTHTz3Fwx+6Xx2t6UjCOgcwwLdPCCz4MHnmY:KpPCBiVQ6pvsJDT2dXSBjKq6C08mY

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88.dll,#1
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious behavior: EnumeratesProcesses
      PID:1624

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1624-55-0x00000000753C1000-0x00000000753C3000-memory.dmp

    Filesize

    8KB

  • memory/1624-56-0x0000000000160000-0x000000000016B000-memory.dmp

    Filesize

    44KB

  • memory/1624-58-0x0000000010000000-0x000000001000A000-memory.dmp

    Filesize

    40KB

  • memory/1624-60-0x0000000010000000-0x000000001000A000-memory.dmp

    Filesize

    40KB

  • memory/1624-61-0x0000000000160000-0x000000000016B000-memory.dmp

    Filesize

    44KB