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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 06:45

General

  • Target

    0c8b07e62777ce16587245855942bae8.exe

  • Size

    144KB

  • MD5

    0c8b07e62777ce16587245855942bae8

  • SHA1

    3cf8b7b1a355ce495368d55f3019a3db41c709fe

  • SHA256

    c21a3c61209d1cf0a29345ef04ebed09104227f9d8e4e45aef32879608b4f186

  • SHA512

    5de24ac9ad5b35bfa05b249d6ce55967fd10b60638167b896170f473353f4f943346ad83ee92e9663b6d5fe4d3ba5e4b214e8458e50046d39116034f7c7f2d95

  • SSDEEP

    3072:EArud5mUWr4Ux07unBSXBKBl4VsSXBKBlnxnMLFLZ8CgiAE:EUdUWr460Bi6s0Bi2QCgvE

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c8b07e62777ce16587245855942bae8.exe
    "C:\Users\Admin\AppData\Local\Temp\0c8b07e62777ce16587245855942bae8.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0c8b07e62777ce16587245855942bae8.exe~~.doc" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0c8b07e62777ce16587245855942bae8.exe~~.doc

    Filesize

    20KB

    MD5

    d37c7a7c5cbda96e1a7f3029e34c07a2

    SHA1

    b32a4ef61fc09b2176724c6754302b3dd4f0af05

    SHA256

    38d7c0bda1de1cbdda9c2a9a7f782cb0768256516afd9468b02a71d104f46834

    SHA512

    d4c33e95ec63d2da44a6f1b4b7b8cb2cf7fe872075507a9ea097cd33f910dcd50de34a3dc1a3f8a913755dc47f3f318757ea6be73af4b35a4bf606aaaaac10b7

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryES0c0a.lex

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Roaming\Microsoft\ZZIAEIEJ.exe

    Filesize

    124KB

    MD5

    fa98abf47c17f19f7d26b37ad009dfe0

    SHA1

    4abdab0e9d01fea98a887930d2a8956b89d7a53f

    SHA256

    a1382ecab718e105b944b676a0148ba212c40798bd915c9a74ee9ea594261bda

    SHA512

    3b2286ae1abe64b31889ff2f6498265c958622d3ada7df83779c7f531a4bcc6cdbdbfd115dacffcecd9e33c6fa5537fa4b3e92b0c9c29e8aae38135d53eb4c11

  • memory/3048-47-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-50-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-33-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-39-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-40-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-38-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-37-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-43-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-42-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-41-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-45-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-44-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-48-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-34-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-36-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-51-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-54-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-53-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-49-0x00007FFE358C0000-0x00007FFE358D0000-memory.dmp

    Filesize

    64KB

  • memory/3048-52-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-55-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-46-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-56-0x00007FFE358C0000-0x00007FFE358D0000-memory.dmp

    Filesize

    64KB

  • memory/3048-35-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-111-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-80-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/3048-108-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-109-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-110-0x00007FFE37F10000-0x00007FFE37F20000-memory.dmp

    Filesize

    64KB

  • memory/3048-112-0x00007FFE77E90000-0x00007FFE78085000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-73-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB