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Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    21/04/2024, 00:32

General

  • Target

    fe01ebd468401ab0edddc217588ee2a9_JaffaCakes118.exe

  • Size

    1.8MB

  • MD5

    fe01ebd468401ab0edddc217588ee2a9

  • SHA1

    3bfbc9a3ba2a33ae4cccc6beb9af22389f25af56

  • SHA256

    656cd2ff33ea887836a16a873af2f47f41a95dd51d5e82238794796b8db32f4e

  • SHA512

    c7b0ee36c121e194451e0f18b64b4bfecf166e19862bcad48b7a0d0b6e4b03c8461deb03bed93a397830066dfdf6324ed83f6b5a393fb323cb887b9765525598

  • SSDEEP

    24576:NybqU/AmvAwKbwCX4lRSuGwso9ipvXjcc1AeosWp0QZlE3hOwqcRiU:zU/2bwa4lEuGwsppzosVbhOwP

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 6 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\fe01ebd468401ab0edddc217588ee2a9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fe01ebd468401ab0edddc217588ee2a9_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2832
    • C:\Users\Admin\AppData\Local\Temp\fe01ebd468401ab0edddc217588ee2a9_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\fe01ebd468401ab0edddc217588ee2a9_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    51c69311ddd4913f01eaa8ed86839ade

    SHA1

    7ab2f4111ca03d68e8b6e41ac0fb02aa93cfe0e7

    SHA256

    bab118b1abc7a575ceffbd312566c77fbbb97b1babefb6c00c7a7dfb52ab8766

    SHA512

    818cbeb9c3a4db967dbb5b43a554fd66aeedab6f3fb12abaf0736b2fd391af8b94316c43158a7cecc0d859173073cbc65797bdb6fd1108269425b000e6df6bed

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    304B

    MD5

    47f603b550b0c8cca12aafa37be9f65a

    SHA1

    4fbe9b585bd93b39733d933eb0ed1b9e8414c808

    SHA256

    363284dcf9c4c3949bb115e56a19f8978e54866b0f5cc569403c718fcaf62683

    SHA512

    2fe22f0c95699474b64e99eb8e85fe328e8312b35c1d8c765648bec1d18683f5ea9ecc98e5ad6ad6948e548f80b0aa7580d668570ce7e146045cdba360651f7a

  • C:\Users\Admin\AppData\Local\Temp\Cab2F6C.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar2F7E.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar32A0.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Local\Temp\fe01ebd468401ab0edddc217588ee2a9_JaffaCakes118.exe

    Filesize

    1.8MB

    MD5

    be26e0d4fe86db63f7473180a747f4ac

    SHA1

    412292c5a3ad275b7c547ec08597ff9c5095a8a8

    SHA256

    d045e05611d5908e12c7213c804ccae26b45eaa4227b833eb8d07629bc7a51fe

    SHA512

    67a361c8c48a79ce5547de391828a15cf8759c9ae69d127dc2b63c253d6a6535705192fa2cd2dbe4ff9817bbe768d372e98efd7665bd97315ff6f770d901f92b

  • memory/2756-16-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2756-25-0x0000000003580000-0x00000000037AA000-memory.dmp

    Filesize

    2.2MB

  • memory/2756-24-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2756-21-0x0000000000130000-0x0000000000263000-memory.dmp

    Filesize

    1.2MB

  • memory/2756-19-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2756-124-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2832-1-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2832-17-0x00000000035B0000-0x0000000003A9F000-memory.dmp

    Filesize

    4.9MB

  • memory/2832-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2832-3-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/2832-0-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2832-123-0x00000000035B0000-0x0000000003A9F000-memory.dmp

    Filesize

    4.9MB