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Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2024, 17:02

General

  • Target

    6fd59ffcc1785753a27653cf65764fed.exe

  • Size

    385KB

  • MD5

    6fd59ffcc1785753a27653cf65764fed

  • SHA1

    b1ab0cb82d54d5c5b778eaec2ca7671591de630d

  • SHA256

    de975905bf71ad9298dd1b651e66e44ad866903bfd3e439182ffd8578ba0b71d

  • SHA512

    4e57785514834d2d362d21826b6361add162057c92b310f471430fa9f71a604dc92dfb70a9abf5f9018bf48e87cfc149b6edd253e31a12972db4327f0ea6c893

  • SSDEEP

    6144:Sjb3EsL5CrSy8of9ksT4fsMW3mRK5szmotKHXX77D1w/FXBxpWV8G/LHSG3RzDhE:SnmnHXjD10JBxtGTHR50efEmvN2NcMB

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fd59ffcc1785753a27653cf65764fed.exe
    "C:\Users\Admin\AppData\Local\Temp\6fd59ffcc1785753a27653cf65764fed.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Users\Admin\AppData\Local\Temp\6fd59ffcc1785753a27653cf65764fed.exe
      C:\Users\Admin\AppData\Local\Temp\6fd59ffcc1785753a27653cf65764fed.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab43F5.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar4436.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\6fd59ffcc1785753a27653cf65764fed.exe

    Filesize

    385KB

    MD5

    bab32d208d71aef107e095a380298dd3

    SHA1

    3460162bd52737a3b4ed796ec662f4bb5aa2142d

    SHA256

    853d96df82b48cac90d6aff9825fee37bfa48d964053cd870a46aad0a94a69f2

    SHA512

    f915b0a3444b916cbf26f1a6e5937f23f1bdc4c7c0260fa504846028a17ff6f99b36b5d7c5a92c0d411ac1cc791d6ecf5f89e7237644f2f9d12b76f0ef1a90ea

  • memory/1448-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1448-1-0x0000000000190000-0x00000000001F6000-memory.dmp

    Filesize

    408KB

  • memory/1448-14-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1448-12-0x0000000000200000-0x0000000000266000-memory.dmp

    Filesize

    408KB

  • memory/1448-0-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2884-16-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2884-23-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2884-24-0x0000000000240000-0x000000000029F000-memory.dmp

    Filesize

    380KB

  • memory/2884-18-0x0000000000190000-0x00000000001F6000-memory.dmp

    Filesize

    408KB

  • memory/2884-79-0x000000000D730000-0x000000000D76C000-memory.dmp

    Filesize

    240KB

  • memory/2884-77-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2884-83-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB