Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 01:54

General

  • Target

    fbabbd25625cdc70353c73de172e178f_JaffaCakes118.exe

  • Size

    2.9MB

  • MD5

    fbabbd25625cdc70353c73de172e178f

  • SHA1

    008fb48db56eba2368b37ee0ff84913966df9804

  • SHA256

    011afd998085fdde3df8a325afd49b3561b32a2d2300545204bb00edf539e3e8

  • SHA512

    ae1df4c1a4fbadbbfbfcebebb637c1dddbd11ba1c0dad186ae2ddad2a2871ab5cf58803281e49a226f924c4808c57ba26db4fb6c91833711cd9b413226e418cd

  • SSDEEP

    49152:Cd7AqROVKRZ7wHIe8qBfVFqGaP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:ceK7wHIgBfVFqFgg3gnl/IVUs1jePs

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\fbabbd25625cdc70353c73de172e178f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fbabbd25625cdc70353c73de172e178f_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Users\Admin\AppData\Local\Temp\fbabbd25625cdc70353c73de172e178f_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\fbabbd25625cdc70353c73de172e178f_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2964

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

    8a7669698f7f99852ba915bd7a7ae401

    SHA1

    574b0a1ce3ed66b86900c6b222cc47bb37f436d5

    SHA256

    a6292c14d671e9a2ce4feaba33cd7649a71b8d0749d508f9132a9c3361ed3a17

    SHA512

    45135f28055bc1ca69548802f5bfa455fd5c779a7c8d0e5697e0d32a5d33f18a8512dc46fb4e69afc2e5e15c6d45502562348471c335800d86dbebe04f392eb7

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

    Filesize

    344B

    MD5

    569a220a47bc4bdeb7bd89f6e21159df

    SHA1

    6debd073e0c57faceb651b82e9760f9c8a23bb42

    SHA256

    c4f3186e2812665c67c4dcf6de3f9569024a3f760f8fe57a70cd39565f3caa93

    SHA512

    4d8fa4e07f76c89d6726c7701dc2b992ab69bb31e80741c7479094e60b2ee8aacd4a28dbfd209e5fd9a4fd8463aab2aad92f187501397115c20719896c494f9a

  • C:\Users\Admin\AppData\Local\Temp\Cab2B76.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar2B98.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar2E2D.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\fbabbd25625cdc70353c73de172e178f_JaffaCakes118.exe

    Filesize

    2.9MB

    MD5

    6952cfa5db24806398c41d88aad4f79f

    SHA1

    65e8aab02e066ccaeb7a2a81b09a2df868dbe566

    SHA256

    c5f19615dae45fc43a157f76619b09284b2c977cff0de072440c7dcd15a867fb

    SHA512

    4dec734f5ec838f8bcdb8a978b84e2a585744424785304fb8f40831f5c877a69b87d7a06f3c25abbbd5db205362a4599f2487974f79e1df1ce05270140bab18b

  • memory/2960-15-0x0000000003950000-0x0000000003E3F000-memory.dmp

    Filesize

    4.9MB

  • memory/2960-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2960-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2960-2-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/2960-1-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2960-122-0x0000000003950000-0x0000000003E3F000-memory.dmp

    Filesize

    4.9MB

  • memory/2964-18-0x0000000000240000-0x0000000000373000-memory.dmp

    Filesize

    1.2MB

  • memory/2964-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2964-25-0x00000000034D0000-0x00000000036FA000-memory.dmp

    Filesize

    2.2MB

  • memory/2964-16-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2964-17-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2964-123-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB