Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    30/09/2024, 22:01

General

  • Target

    036a2e24f8352bf6f05f544daadee728_JaffaCakes118.exe

  • Size

    175KB

  • MD5

    036a2e24f8352bf6f05f544daadee728

  • SHA1

    bd60059232d95fa2a22f51e1db436ab9ddedcfd3

  • SHA256

    f5a3a84653c9a431e796a7a816642ef9fe55823b8c573963c0a38943e23acdb2

  • SHA512

    f8d2b04c11b9774d35e98cfee6b288cbd0dc110ae75ccc7ce2d6553ba6365af0a7fd3e9d26ca09650bf501778903d00b3800ee6a26691a4df5af64d822725289

  • SSDEEP

    3072:InOn7t7XpdpCCTg/sxFgJD0DCcP2d9i5gPyFoWeBNif2qksIQtoo/h+wFS9d:IKpdcCrTq1cP2WBFLyY2FsyG1S9d

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\036a2e24f8352bf6f05f544daadee728_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\036a2e24f8352bf6f05f544daadee728_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Users\Admin\AppData\Local\Temp\nsjC499.tmp\northstar.exe
      C:\Users\Admin\AppData\Local\Temp\nsjC499.tmp\northstar.exe /u4fc376aa-2b98-47b7-bbc0-1bba5bc06f2f /e5474807 /dT201301211849
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:2296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabC841.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarC882.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\nsjC499.tmp\northstar.exe

    Filesize

    283KB

    MD5

    8b2fef7c07a72c1afc4d7a93225410ca

    SHA1

    9ebe2b60e99d9c483aab048fa2fc1eccbbcb9f4e

    SHA256

    4ccfd78eb56c84a894cfcd527591bac5cd6f16a73ff8a45703a859bced632f9d

    SHA512

    ba166c06c21176f71df3ba7d94b0eb36e3ba123ddd3f4f2588d3e5997adf832e7bd0576bf984207a1fa597940de58c463f1ffc394fcc893b7b88c290e4ce8c01

  • \Users\Admin\AppData\Local\Temp\nsjC499.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • memory/2296-16-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-17-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-15-0x0000000074B31000-0x0000000074B32000-memory.dmp

    Filesize

    4KB

  • memory/2296-78-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-79-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-80-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-81-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-82-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2296-83-0x0000000074B30000-0x00000000750DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2936-87-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB