Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 21:17

General

  • Target

    68aa83f9b1ccd1e4b0b4e3ea37e32eb4_JaffaCakes118.msi

  • Size

    384KB

  • MD5

    68aa83f9b1ccd1e4b0b4e3ea37e32eb4

  • SHA1

    d015d74ac082b9dfb2cc0594713b5b039a0de8b7

  • SHA256

    f1b24565d1c985eacda69cca690fdbf15a0b762132212910eee447aecc4c68b1

  • SHA512

    7dd329bf526ae0769baf36ae5980ffd2f39798589686d3beb99bfc7511da088eaedb50df3bf12b03d41e9d034abd39077d7e199287898dd5c5d8cccadb947067

  • SSDEEP

    6144:hZjgS007NNMX/+DoklCAFNWClCA+jp02GmaZ/ZJSEPavLFjt+W6:hZNNNzbCClCA+jp02GmWhJnav5jU5

Score
6/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 12 IoCs
  • Modifies data under HKEY_USERS 46 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\68aa83f9b1ccd1e4b0b4e3ea37e32eb4_JaffaCakes118.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2904
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2668
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2292
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "000000000000057C" "0000000000000578"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:520

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Config.Msi\f76f144.rbs
    Filesize

    7KB

    MD5

    7686413c8ce455dfce2491a306db91a5

    SHA1

    d41f764cd785770509cd1d0c2596cae4d9b4fd13

    SHA256

    7c722c29294f500f5d49e6cc1f199410a1f4bada47eadd0467b099b6ffcaddfe

    SHA512

    7f77b584770e1d7bf43d3ee4b917224dd858415f99f047c0306ff1abca4cc16f662d1e85793747f7138b1759f0e3803443a0e68d1c75e2b0c0769e6bdce44c8e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE
    Filesize

    1KB

    MD5

    cba2426f2aafe31899569ace05e89796

    SHA1

    3bfb16faefd762b18f033cb2de6ceb77db9d2390

    SHA256

    a465febe8a024e3cdb548a3731b2ea60c7b2919e941a24b9a42890b2b039b85a

    SHA512

    395cce81a7966f02c49129586815b833c8acfe6efbb8795e56548f32819270c654074622b7fa880121ce7fbd29725af6f69f89b8c7e02c64d1bbffbfe0620c68

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C0018BB1B5834735BFA60CD063B31956
    Filesize

    1KB

    MD5

    0376ba21bc7c1d09e61b206c11bbc92c

    SHA1

    443fee1cb47f3497f1e8042a94c5da8655aa7cd7

    SHA256

    1e377d5df77b88b5dd8cde349ceb5c939eaddb2af2676ec91346f9ef7e24a0ab

    SHA512

    f68db4ce81924b2531b3467a23e02b2913086b6293d0d5a81fe9dbee941504502ea590d4667e3e758f3b4986384200700cb919bc7a5b75a29080e66b29aa9e23

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE
    Filesize

    264B

    MD5

    1478bcbed87765fe7232b031fb210084

    SHA1

    aea8ff61328a6a03e5439ec61ac62f28f17af2fd

    SHA256

    da0c4428eae4c852aed347ec9989ad2496b48894512c8f2065b42ba065880f3e

    SHA512

    c9f566d99fcc01ccd5d5f8e2bd946a1a88f6140718b2c42ae08fde25824ae136dc8c1522876638e53241805548ffa8d816d121899dc8938c89aebc1997007cff

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

    344B

    MD5

    87cf8f8aa398e16b76a789d763d0f2a0

    SHA1

    47dc112d4d21477258aad62f34b1fecf7246584e

    SHA256

    2f3038dc4893cce336ba21fec2f68afb3a072f819ae255f6327ec2813708db1b

    SHA512

    19c9b7689e57e9d4d7c263e46b9cb8582deadcbc551897d7e572b9ecedc52f0f865b4555ec2f31d792a247938a5533be6b22fe173a18964bb618d0bdcd64142b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C0018BB1B5834735BFA60CD063B31956
    Filesize

    252B

    MD5

    d5083fa07bf200ac11b3d4413c0f0bc9

    SHA1

    b7d5eaee797fedcf70bd03275af2d9353353ca20

    SHA256

    e28ff9092686c7bf0c5ae0915b37a68599b6880f8bd1c38dc2c44a55463d95b8

    SHA512

    6880cd9011f2def4bbb219e112ab9c233d460339bf242c3d05467a7263811ee27953ad8e5c3fd564ccaa1f0375c501713c0c8503920c7768a564244f8c57dce1

  • C:\Users\Admin\AppData\Local\Temp\CabF190.tmp
    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d