Overview

overview

10

Static

static

5

6e7e40f9cb...18.exe

windows7-x64

10

6e7e40f9cb...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 12:18

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General

  • Target

    6e7e40f9cb83d0043a8426332037476c_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    6e7e40f9cb83d0043a8426332037476c

  • SHA1

    ab0b589a454478f0250eeaca3c0a0729d35400ec

  • SHA256

    34dce2f24de63ffd23c62e19fdaee34e63c0a7d974c883295036a1669ceecfce

  • SHA512

    a28ea24ea9bffe3a3352a605a3b3c62da132d804661c14843ab968eae747aa2b57f14e7ce6f1833faff3f31e24a5e20d17bb6aaed194706ea5c8680b7d68a8ac

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6X:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5I

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 7 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e7e40f9cb83d0043a8426332037476c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6e7e40f9cb83d0043a8426332037476c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4228
    • C:\Windows\SysWOW64\dskuzwvlja.exe
      dskuzwvlja.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3468
      • C:\Windows\SysWOW64\xnapquvv.exe
        C:\Windows\system32\xnapquvv.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1484
    • C:\Windows\SysWOW64\saugsmphehvffic.exe
      saugsmphehvffic.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4052
    • C:\Windows\SysWOW64\xnapquvv.exe
      xnapquvv.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4468
    • C:\Windows\SysWOW64\jbqujtuyonbll.exe
      jbqujtuyonbll.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3964
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\TCDA0D0.tmp\sist02.xsl
    Filesize

    245KB

    MD5

    f883b260a8d67082ea895c14bf56dd56

    SHA1

    7954565c1f243d46ad3b1e2f1baf3281451fc14b

    SHA256

    ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

    SHA512

    d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

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  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
    Filesize

    239B

    MD5

    12b138a5a40ffb88d1850866bf2959cd

    SHA1

    57001ba2de61329118440de3e9f8a81074cb28a2

    SHA256

    9def83813762ad0c5f6fdd68707d43b7ccd26633b2123254272180d76bc3faaf

    SHA512

    9f69865a791d09dec41df24d68ad2ab8292d1b5beeca8324ba02feba71a66f1ca4bb44954e760c0037c8db1ac00d71581cab4c77acbc3fb741940b17ccc444eb

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
    Filesize

    3KB

    MD5

    eaddbe096aa8b1327299c702acdaf947

    SHA1

    c6c7d155220cb8bb33821dbbd9eab768515706fc

    SHA256

    8534d312348e7d6a1f1644ffc720e1d65d8e306d9cbf2155741ce07c5af6050e

    SHA512

    ec6fa8611eacd77a5cb9f3e1a2f348c1fa18250dc74241233c0df9364fa016d2523063e3ee385ee1c5757d905077f4161610eca0063b86cafb6af2e2507e3791

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
    Filesize

    3KB

    MD5

    11325007bea83b2c08aa4bc770910b46

    SHA1

    9a08d6634655e3009517e170b0ed6092c135db70

    SHA256

    86a73b9f67fdd17d09c0ce7f7b4c6237b5c89c450a60f6da5bf53c2ae141ac38

    SHA512

    2033271afea4e816ed02c83c8ab26a56b736f77de7fbfca754bb5daa908f1e7b481a383b65e3e1448e92b266b555ba1d9ce9751f3cd2353c3a3375f6e6de2336

    Download Submit

  • C:\Windows\SysWOW64\dskuzwvlja.exe
    Filesize

    512KB

    MD5

    31698c97423eca6965648116b73bc121

    SHA1

    b57529f53f26ab1c22238e2f462e20500f9d99bd

    SHA256

    9d81d70e7028df6eba2b59d8b3a1f3b5ca05f3e0a7d6d7306ba9f5a13699c636

    SHA512

    48c78e42612e3dc387af781fec0d0a15bf5575dfa404bebec38c38d199a8a941e63a355211740d8479317a5fe7d4b3841cd324f5a82cfc4ddf4654c78cd50a0e

    Download Submit

  • C:\Windows\SysWOW64\jbqujtuyonbll.exe
    Filesize

    512KB

    MD5

    83bab78c57820f6fc6f74046f37cac0f

    SHA1

    c89f25a1525c3eadda0cfad71c08ac80292545ed

    SHA256

    36a864289269b910f36ab3fec76846bd5424c89b6a4d39e3b2b984662b0dac84

    SHA512

    32b2480f21dad241b4d0520c570938a370f59a07cdb5b687033974fe03aa587f35b75114bbfc5c012257f55cb2fab797601f28c4bdf77b678ab5bd53eb67faa5

    Download Submit

  • C:\Windows\SysWOW64\saugsmphehvffic.exe
    Filesize

    512KB

    MD5

    bd8d0197496d8c47900537dbc2b8520d

    SHA1

    135abeec8f2c686b052c2686aaee9324c3212d13

    SHA256

    1d73131f9d874076905e877262d7dece0d730484279306d43cf1975631c0c02f

    SHA512

    220352c75ebb30a8e55de1d790059aaa28b96e7c18f33e4837aefe0dc26bb000477c4530ebddbe47b546e7acc1d307c59b2dd0833d2040d5107c4dd96a0f8167

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  • C:\Windows\SysWOW64\xnapquvv.exe
    Filesize

    512KB

    MD5

    c39cdd0602495eb1074b4e99df77313c

    SHA1

    5a3192277d5c69aa81d0e60d994ec6a4dfe38cfd

    SHA256

    d78d6e0fc44900cf18d95a283158a9c2dd1d3a64be7f56473b4c04d273058157

    SHA512

    e736f5433b54077cd0ca701d58fbb094fa3e5c88543ca1c38679f5634eebefe9e59442b90b797832f1c0cbfa3b85c9ed1dac942c07c634292fc7764681843946

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  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
    Filesize

    512KB

    MD5

    43580b79273bbe8b88c7de905f2373a6

    SHA1

    1bda6660894caad914b8b04a8a2796e51b2e7b9b

    SHA256

    0661b892600d81ece8715a269d3f8072578e3a1d1ebcf3a4f235c7bd3540ea4c

    SHA512

    50714fe3d188827227faa61b663680b91b7f5cbfe84f1d5d1b5dfc3d8f72f6f5198845b1be02c4fed99f7ca7a4cbb174a6b7850b60ebd8292d3639c2f1b265ff

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  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
    Filesize

    512KB

    MD5

    6786f6a589dcad5fc5463452ba2c31be

    SHA1

    95a46100081c3388320a07613fdb9956c20b9e01

    SHA256

    d3dcbcd7d0d438ffb1c16b87ab8228d6cfafe46284e71254c765abb48b2a7896

    SHA512

    459a68260a89586ee011dc0f4186c1a05bee797ef8bed28b605526e68d2167f7fd5a7ccb28482d85263dbbfdf4dd532cbbf883fdb4c017407483d00c5c254c7a

    Download Submit

  • memory/848-35-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-41-0x00007FFC9B2B0000-0x00007FFC9B2C0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-40-0x00007FFC9B2B0000-0x00007FFC9B2C0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-39-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-38-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-37-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-36-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-594-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-597-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-596-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/848-595-0x00007FFC9D310000-0x00007FFC9D320000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4228-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

    Download