Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    18-04-2024 02:14

General

  • Target

    f70f71223d2d4d663933d8bff8237a98_JaffaCakes118.exe

  • Size

    2.9MB

  • MD5

    f70f71223d2d4d663933d8bff8237a98

  • SHA1

    f52dbe3f774272ac93ef684de33c43dee2c58080

  • SHA256

    58699e3f8ca4d47e9155dfc393e327c9225828a148c60592673c67d0bacb40ba

  • SHA512

    a90baeb21d12161443fe420d9213c25edec5a9871ccf683146185f4eb40333ccb89401177191d33aa1250f626b5d35579aebbfa5e7f66c1ca4d742b58e162a6f

  • SSDEEP

    49152:CV2JN3P816bA50JDyQeCUBP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:nJRP8+Y0JeZCAgg3gnl/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\f70f71223d2d4d663933d8bff8237a98_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f70f71223d2d4d663933d8bff8237a98_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\f70f71223d2d4d663933d8bff8237a98_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f70f71223d2d4d663933d8bff8237a98_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2536

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

    4a28af3d08a328b75e4f52c88ef8c386

    SHA1

    f053dfee5c5d5882f9a34df5fcc377479207a9ed

    SHA256

    45080617262e2316a2c47dd919156dc2b7f89c3c6f83d6ad0ce3ac9f56791d72

    SHA512

    b7e5d6ee4388438676932a0da2de0b1d4792386f38cd4170b50677751f65e629ee8d54e11570a7acf40b1434201baf82650e3a239d369d27073ff0b1d8a051e2

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

    Filesize

    344B

    MD5

    72c03c33a76df7f91eb529235bd3a86f

    SHA1

    6bffc66015e5f69cd7ec9d8854beeb8844fbddfb

    SHA256

    3cf5b5113aca156ab2e96f3b89c19898f5a3c858c727ee66df0d812a1951d5d8

    SHA512

    659f311e568a2d7a5b30b3dc7d024dd0714224d7b55e77ce8c82bfec4038412ae0e20f4dd0c7b19b8b8965673c343b83b363f81f417c9b3406b7decf0d5c90c4

  • C:\Users\Admin\AppData\Local\Temp\Cab2139.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar214B.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar226A.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Local\Temp\f70f71223d2d4d663933d8bff8237a98_JaffaCakes118.exe

    Filesize

    2.9MB

    MD5

    f3624f0462fa6cbfe691c62206805608

    SHA1

    bb0de170b4d766ed541f2773f731eccaeddb7daf

    SHA256

    8b143ffec3a5fe23b2da8ddf08846dda778ad2a23cd24801e2a1d0aaef2ee22c

    SHA512

    0614c97dc88e1eba8571be91920b5730fd38c2019246dc4f776b327186c80a23e069bdf254d99cfe382a5415fc08a52a0a104dfbac0daa683e95f3d4ac1c1c1f

  • memory/2104-14-0x0000000003800000-0x0000000003CEF000-memory.dmp

    Filesize

    4.9MB

  • memory/2104-13-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2104-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2104-2-0x0000000000130000-0x0000000000263000-memory.dmp

    Filesize

    1.2MB

  • memory/2104-1-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2104-122-0x0000000003800000-0x0000000003CEF000-memory.dmp

    Filesize

    4.9MB

  • memory/2536-17-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2536-24-0x00000000032D0000-0x00000000034FA000-memory.dmp

    Filesize

    2.2MB

  • memory/2536-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2536-18-0x00000000002B0000-0x00000000003E3000-memory.dmp

    Filesize

    1.2MB

  • memory/2536-16-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2536-123-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB