Analysis

  • max time kernel
    171s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 18:56

General

  • Target

    09dd251d854b0e8e20b8d3577e50c135632bf0dc364dda90f8c055f5b2b4346d.exe

  • Size

    190KB

  • MD5

    42f8720babf6023d3dc12b289833a2e0

  • SHA1

    9850b915e50b25909cbf4b0b8989c1c019ba91ab

  • SHA256

    09dd251d854b0e8e20b8d3577e50c135632bf0dc364dda90f8c055f5b2b4346d

  • SHA512

    0e54a8c89575bd2aa651591b0ea9039f87669f6d0e08da5a06e8614837d9ada91ae40e566db1390a40da25109378e0887dd86eb88a62afb6ab3d85fe972b7504

  • SSDEEP

    1536:pvVQb4cLIkN+4Weat2RKLjWlC48Pp9JAcjrSrowuCS:pvVQLIkLWeaA8KlCph9Growur

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09dd251d854b0e8e20b8d3577e50c135632bf0dc364dda90f8c055f5b2b4346d.exe
    "C:\Users\Admin\AppData\Local\Temp\09dd251d854b0e8e20b8d3577e50c135632bf0dc364dda90f8c055f5b2b4346d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Program Files (x86)\8c9281e3\jusched.exe
      "C:\Program Files (x86)\8c9281e3\jusched.exe"
      2⤵
      • Executes dropped EXE
      PID:1408

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\8c9281e3\jusched.exe

    Filesize

    190KB

    MD5

    afd3789cfdf16032b4b58ec0f39ec31e

    SHA1

    4802a50c22013038ddd9436bd84ab5424653ca4e

    SHA256

    f2a0bd00320beaaf3de392e8042b76bd7db0636b27e553de738010b0faab5a54

    SHA512

    9dff51fa76f0348b5aa066cf3a8f471eb09a17f97e198f2fba27538bfc1f3fdce363727bdfa29776537389cc3b94396bc7f6586285e197a34a925659df0f34b3

  • \Program Files (x86)\8c9281e3\jusched.exe

    Filesize

    190KB

    MD5

    afd3789cfdf16032b4b58ec0f39ec31e

    SHA1

    4802a50c22013038ddd9436bd84ab5424653ca4e

    SHA256

    f2a0bd00320beaaf3de392e8042b76bd7db0636b27e553de738010b0faab5a54

    SHA512

    9dff51fa76f0348b5aa066cf3a8f471eb09a17f97e198f2fba27538bfc1f3fdce363727bdfa29776537389cc3b94396bc7f6586285e197a34a925659df0f34b3

  • \Program Files (x86)\8c9281e3\jusched.exe

    Filesize

    190KB

    MD5

    afd3789cfdf16032b4b58ec0f39ec31e

    SHA1

    4802a50c22013038ddd9436bd84ab5424653ca4e

    SHA256

    f2a0bd00320beaaf3de392e8042b76bd7db0636b27e553de738010b0faab5a54

    SHA512

    9dff51fa76f0348b5aa066cf3a8f471eb09a17f97e198f2fba27538bfc1f3fdce363727bdfa29776537389cc3b94396bc7f6586285e197a34a925659df0f34b3

  • memory/1408-58-0x0000000000000000-mapping.dmp

  • memory/1408-61-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/1736-54-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/1736-55-0x0000000075E81000-0x0000000075E83000-memory.dmp

    Filesize

    8KB

  • memory/1736-60-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB