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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    18/07/2023, 15:18

General

  • Target

    bfc8c486f341ce_JC.exe

  • Size

    59KB

  • MD5

    bfc8c486f341cec50abe54d003c235b8

  • SHA1

    1b6268ffa6dfdd051abbe6e82de0a4ab4f1376c9

  • SHA256

    12931bd6b901befdea20588e27bff528c317536bbf529902482b7ee6f285688f

  • SHA512

    4a71e8154dd37117e1b7e66f91f2ab3896a4b1774cbd7ff491e58c1feba2de40f474ab16593f0298fbeb35dfc86208f3d67cef1c2ec4fb98d1ed8a0bc14c63f1

  • SSDEEP

    1536:V6QFElP6n+gMQMOtEvwDpjyaLccCKdulcUb35jQ9VmN:V6a+pOtEvwDpjv9m

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfc8c486f341ce_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc8c486f341ce_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2624

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    59KB

    MD5

    a74566b8d84d0eed693a1d7391d21914

    SHA1

    b0a20f305bc48fa71b92e21e9fc89d50d91eb78d

    SHA256

    0102dec15c3616e7c8e7d2792dc318f7973e09cbc3bc96e45752872c986e624a

    SHA512

    3ddf137759fc305cda0aabf2c2d29b85193ed18543d616d6501128b04fc3af227a0200086ebde8c6bf998493393969e3b0e1bfc8e04e832359642c713ce1760c

  • C:\Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    59KB

    MD5

    a74566b8d84d0eed693a1d7391d21914

    SHA1

    b0a20f305bc48fa71b92e21e9fc89d50d91eb78d

    SHA256

    0102dec15c3616e7c8e7d2792dc318f7973e09cbc3bc96e45752872c986e624a

    SHA512

    3ddf137759fc305cda0aabf2c2d29b85193ed18543d616d6501128b04fc3af227a0200086ebde8c6bf998493393969e3b0e1bfc8e04e832359642c713ce1760c

  • \Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    59KB

    MD5

    a74566b8d84d0eed693a1d7391d21914

    SHA1

    b0a20f305bc48fa71b92e21e9fc89d50d91eb78d

    SHA256

    0102dec15c3616e7c8e7d2792dc318f7973e09cbc3bc96e45752872c986e624a

    SHA512

    3ddf137759fc305cda0aabf2c2d29b85193ed18543d616d6501128b04fc3af227a0200086ebde8c6bf998493393969e3b0e1bfc8e04e832359642c713ce1760c

  • memory/1212-54-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/1212-56-0x0000000000200000-0x0000000000206000-memory.dmp

    Filesize

    24KB

  • memory/1212-55-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2624-70-0x0000000000360000-0x0000000000366000-memory.dmp

    Filesize

    24KB

  • memory/2624-69-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB