Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/04/2024, 20:41

General

  • Target

    f4497d39b645a5c43c8afe45e9b57e7a_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    f4497d39b645a5c43c8afe45e9b57e7a

  • SHA1

    42e4a0a2eabfc82d88e56f8755dbcd40d96432fd

  • SHA256

    f38c70732d040eea300d9c3ba4380c42c12c79259ac096a3dc9c22cdc309b71c

  • SHA512

    fb0f41c1221437c0601223d9e8eeda36f08d665903c43280e65984850703516843b357c0b91211fcc875ceb98f0292aed44637ee4962a354f0190939c510afc7

  • SSDEEP

    24576:t0q+mF1i1HLd1ALCZfAmkv1tc7mLBuMBoiXobCVTJJRkOGvG:tWtrAIWnLBuLggCVTTRkO

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\f4497d39b645a5c43c8afe45e9b57e7a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f4497d39b645a5c43c8afe45e9b57e7a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Users\Admin\AppData\Local\Temp\f4497d39b645a5c43c8afe45e9b57e7a_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f4497d39b645a5c43c8afe45e9b57e7a_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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

    6cb219a45b0b72a9ae29f4fb5f5e949b

    SHA1

    ac0a679fc82ecdef6f8903a3d1921ce5cd38fdd6

    SHA256

    e4115d5c380a424e4212498717f7ba2faababf7906eee376c11231af107cfbed

    SHA512

    2da04068c140b43e9553e671b4d2521e833dab3fbca9e9441564f54350b0bbd0d1625dd2d6a2c44e37a6a94e5dedb3c1e78eeb6474b2769085a382c1263fa497

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

    Filesize

    344B

    MD5

    fabb5a2b253d6fda99e18bf97f4b0472

    SHA1

    806e37db25fe39c03363c4989f634d7efdc44299

    SHA256

    cdc43a921fe2b6da9481ea650064973a0d8941f06f703ee894b0d78799733a3d

    SHA512

    bbeac7324bb84b6591ce4d7c5de60ed19d40faad9bd6504e38fe9813e1c339adbca9338bb0ebf92ea5cf23221d65fc9f9c3b93e2d920f51ce869b3fc6cd1a274

  • C:\Users\Admin\AppData\Local\Temp\Cab2F9A.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar2FAD.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar30DB.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\f4497d39b645a5c43c8afe45e9b57e7a_JaffaCakes118.exe

    Filesize

    1.3MB

    MD5

    62a16d648faf2595c18f2e3788111178

    SHA1

    eb28e8245152ee0706992d4c662a0bba8663f9e4

    SHA256

    c9c8ad15551a5cee609828baffc0f9a8525afa6aeb988895d5be9804cd91ee01

    SHA512

    b139d0c22e77351e548eadbc7452ff252a450c914f437a5583fedb7e2debb6071a6ad07360c18478349396e4559976dfc6f7e99375a08d91bd1eb29a7988efa6

  • memory/2012-14-0x0000000003580000-0x00000000039EA000-memory.dmp

    Filesize

    4.4MB

  • memory/2012-2-0x0000000001A60000-0x0000000001B72000-memory.dmp

    Filesize

    1.1MB

  • memory/2012-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2012-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/2012-1-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2564-20-0x0000000001A60000-0x0000000001B72000-memory.dmp

    Filesize

    1.1MB

  • memory/2564-17-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/2564-18-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2564-117-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB