Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 14:46

General

  • Target

    24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776.exe

  • Size

    2.2MB

  • MD5

    8fc2239d034369c87e1d60c833867f28

  • SHA1

    267a4b5e2a12337590a7feff8f351afc46a62ee6

  • SHA256

    24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776

  • SHA512

    fafbfecf2b04f16729233720a1df394d265a9e44e4d6f44e9e72731d2d8fc285cbf82f779352eb1622d95c62ddbf3337bc20c84df84c8e3039ec64c043d616ed

  • SSDEEP

    24576:9+GY1v5Px/ZvfKs9/FGAykFFo7oydYqHW9MG0+yGTcMXoOH6W24:9AvlxNfXw3WyMyCMgEG1Lp

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776.exe
    "C:\Users\Admin\AppData\Local\Temp\24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Users\Admin\AppData\Roaming\Protector-javj.exe
      C:\Users\Admin\AppData\Roaming\Protector-javj.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2036
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\24A586~1.EXE" >> NUL
      2⤵
      • Deletes itself
      PID:1116

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Protector-javj.exe
    Filesize

    2.2MB

    MD5

    8fc2239d034369c87e1d60c833867f28

    SHA1

    267a4b5e2a12337590a7feff8f351afc46a62ee6

    SHA256

    24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776

    SHA512

    fafbfecf2b04f16729233720a1df394d265a9e44e4d6f44e9e72731d2d8fc285cbf82f779352eb1622d95c62ddbf3337bc20c84df84c8e3039ec64c043d616ed

  • C:\Users\Admin\AppData\Roaming\Protector-javj.exe
    Filesize

    2.2MB

    MD5

    8fc2239d034369c87e1d60c833867f28

    SHA1

    267a4b5e2a12337590a7feff8f351afc46a62ee6

    SHA256

    24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776

    SHA512

    fafbfecf2b04f16729233720a1df394d265a9e44e4d6f44e9e72731d2d8fc285cbf82f779352eb1622d95c62ddbf3337bc20c84df84c8e3039ec64c043d616ed

  • \Users\Admin\AppData\Roaming\Protector-javj.exe
    Filesize

    2.2MB

    MD5

    8fc2239d034369c87e1d60c833867f28

    SHA1

    267a4b5e2a12337590a7feff8f351afc46a62ee6

    SHA256

    24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776

    SHA512

    fafbfecf2b04f16729233720a1df394d265a9e44e4d6f44e9e72731d2d8fc285cbf82f779352eb1622d95c62ddbf3337bc20c84df84c8e3039ec64c043d616ed

  • \Users\Admin\AppData\Roaming\Protector-javj.exe
    Filesize

    2.2MB

    MD5

    8fc2239d034369c87e1d60c833867f28

    SHA1

    267a4b5e2a12337590a7feff8f351afc46a62ee6

    SHA256

    24a586226fdd2b8d7ca6c3b48bd6c7bd8fdce993d6cee790e0dad51d67261776

    SHA512

    fafbfecf2b04f16729233720a1df394d265a9e44e4d6f44e9e72731d2d8fc285cbf82f779352eb1622d95c62ddbf3337bc20c84df84c8e3039ec64c043d616ed

  • memory/768-58-0x0000000000400000-0x0000000000992000-memory.dmp
    Filesize

    5.6MB

  • memory/768-71-0x0000000075600000-0x0000000075679000-memory.dmp
    Filesize

    484KB

  • memory/768-69-0x0000000000400000-0x000000000076B000-memory.dmp
    Filesize

    3.4MB

  • memory/768-57-0x0000000075600000-0x0000000075679000-memory.dmp
    Filesize

    484KB

  • memory/768-56-0x0000000000400000-0x000000000076B000-memory.dmp
    Filesize

    3.4MB

  • memory/768-55-0x0000000000400000-0x0000000000992000-memory.dmp
    Filesize

    5.6MB

  • memory/768-54-0x0000000076871000-0x0000000076873000-memory.dmp
    Filesize

    8KB

  • memory/1116-64-0x0000000000000000-mapping.dmp
  • memory/2036-67-0x0000000000400000-0x0000000000992000-memory.dmp
    Filesize

    5.6MB

  • memory/2036-68-0x0000000075600000-0x0000000075679000-memory.dmp
    Filesize

    484KB

  • memory/2036-70-0x0000000000400000-0x0000000000992000-memory.dmp
    Filesize

    5.6MB

  • memory/2036-72-0x0000000000400000-0x000000000076B000-memory.dmp
    Filesize

    3.4MB

  • memory/2036-61-0x0000000000000000-mapping.dmp
  • memory/2036-73-0x0000000075600000-0x0000000075679000-memory.dmp
    Filesize

    484KB