Overview

overview

10

Static

static

5

d4e8cdf438...18.exe

windows7-x64

10

d4e8cdf438...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2024 17:46

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General

  • Target

    d4e8cdf4388ce82794252a58a4396c97_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    d4e8cdf4388ce82794252a58a4396c97

  • SHA1

    2856acb38e02b3e1530d3978942433c153df46d5

  • SHA256

    e4ab9c3f5eb2d8c4dfc3a159988ad3d59322e18331fb2ebeab50c59197f2c957

  • SHA512

    ac5a58f6e2fa6a564141e724cbec9f0eda299d1b3c2a9291a4d0018502d3e60b037f976a80b5a4667dd4c4e647412d677369e73443e144a93c234d9f308c8a51

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6A:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm51

Score
10/10
discoveryevasionpersistencespywarestealertrojan

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 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

    discovery
  • 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\d4e8cdf4388ce82794252a58a4396c97_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d4e8cdf4388ce82794252a58a4396c97_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Windows\SysWOW64\lpiknjumrk.exe
      lpiknjumrk.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
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3984
      • C:\Windows\SysWOW64\dozhilqs.exe
        C:\Windows\system32\dozhilqs.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1532
    • C:\Windows\SysWOW64\lrgbvrhxndzgvnc.exe
      lrgbvrhxndzgvnc.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:468
    • C:\Windows\SysWOW64\dozhilqs.exe
      dozhilqs.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1296
    • C:\Windows\SysWOW64\efyyhswyfcrwj.exe
      efyyhswyfcrwj.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4684
    • 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:644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

6
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
    Filesize

    512KB

    MD5

    fd635e8d399316262c4f0ad147e20880

    SHA1

    5618cf0ed2d6028f15ac19fb9a3c4fd0ea68614c

    SHA256

    5f79d66c326d71f7e2ccbd10c0fcc87f76c51cb1d65aad5347ea860c2b6a5e64

    SHA512

    61bbd906f8b42ed70dd429dcc8387cff58d613d66939be4e311a79b9d2dc867b95acb7de32f8d177bdfb50000ca3e8567b25e8a7754d6f15a54c595bdccb11ce

    Download Submit

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

    394B

    MD5

    70b37c596e01221d861bd0dc46ebeb77

    SHA1

    6f69e66ee6f2ba8d6f1bf1d5df70851aa7f60456

    SHA256

    a4e3a93b6a3f9a579b77ce16180bef294f48701831a30b493caa6769f789b057

    SHA512

    69560563ad0bab07a2bb3ec09f01fa1a016ca019de9538d4ec8f3ce5a90c1ecd67824eb1b54de8fd1d503a0fbc7dad8c6a20d4cad096f8b174745f9dbcc69aa5

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
    Filesize

    16B

    MD5

    d29962abc88624befc0135579ae485ec

    SHA1

    e40a6458296ec6a2427bcb280572d023a9862b31

    SHA256

    a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866

    SHA512

    4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

    Download Submit

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

    2KB

    MD5

    1825181ee7c87faa4372da45558976e5

    SHA1

    c016c812ccc8208c88207f1279890e6468ed0096

    SHA256

    90fae5c4312cea253669235fe4af6bf33b3d1fcf9d37356553091bb42468ba81

    SHA512

    c99202558d7d2c3f428dfb942d652e8e78c919206572435ad30253ebbaea8dfd778438c483329ae24894e498b65225afe27e703b21b42aafc6413d84d1b70a0a

    Download Submit

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

    1KB

    MD5

    f5512449fb973bc9083c02256fe26dee

    SHA1

    f58d575dcd95681b076fc59611f26bdec6264fe2

    SHA256

    716ba251041125fd027e8f8584d514b7e0b4677d1706571054e2442dc0bcd387

    SHA512

    a42ce2f8c272b6e2997707fad63ac900d9526482959a7c1b67c7baf523995e79bc05eef48cc9b73d6a9645b413f947c97dccac6c25a7077d16e9f330ea179369

    Download Submit

  • C:\Users\Admin\Downloads\DebugSwitch.doc.exe
    Filesize

    512KB

    MD5

    9ad075892d5eedb4c5b3ebefaed3f0fd

    SHA1

    0cdf39d166dcd521a9c4509d014e40fbe021f9ff

    SHA256

    5a3c7d0611a2557d3fff2acb889ad33f3c646a978d375560aad4dc00d6041c45

    SHA512

    22d6f0fdfb72f96e71aeab0833ec101911ef1096df8e20e40d11ef8cdc1fe8c5338389c4462763e5e4103961dc9a06ad119e079891a097c182f50b54a4ca4519

    Download Submit

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

    512KB

    MD5

    78c08012955f53a1eb2492f4905c711e

    SHA1

    7f3ded2a202ca320bfef823b7fdb285432d9b45f

    SHA256

    c080369611801554f05d97a1dd55cee77ede7abc0a2dd99c2ae9cc0e2fc106cc

    SHA512

    e26c556f10b7f15591c9d50509a77fbdeb4aa3cfd4cb53be9ec62dcadae28b0927d60732d9a7d84d2e061f0b788a5bdebdfdba38f1abf08b13681293ef73402d

    Download Submit

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

    512KB

    MD5

    6bd004912bcac4bf976fe1d8242b7bce

    SHA1

    810a86a595d87ecdb514938ae06f007ad05c8b46

    SHA256

    74342b6de2c9b42b4a39d9657fdc584b71ba4c4e7700c86134366bf7c8a35012

    SHA512

    08790fb7cad4b13852cdc2f60153102e9075f1a4235109c55edd4fa496746038a2f77f034a90509a43fbf7ca947279bfd57be2d36da92f440ec4d67addb1c634

    Download Submit

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

    512KB

    MD5

    4935f9b6401fd98c97e7bd520e5d0109

    SHA1

    d80fe795704fc55eb1211d9c43a8b0a4c061b2bb

    SHA256

    89d8b70a5273e6badce77e6dda5f43856e2154c28d10566d3ac138871beb68e6

    SHA512

    d39063f53f29873da0973fcf32164f3d532c2ee06ba57d3ff38bc9dee372a18ab23c3f375015b37fbe673a82c3e3fa1516055e207381b6947479da00cf7d96eb

    Download Submit

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

    512KB

    MD5

    db94efe687cd825ef39e93813df997c2

    SHA1

    c43a34b8a7bd28609d063b57a186187a3f83c9aa

    SHA256

    e8b5e84da346214dcacd879a2b1adfaa87b275469aa8e895880267b5f7449b4a

    SHA512

    77b6d3b83bfb792b818d3237750079971af95e8be3789ec4e95c7b392bc30e5912f35eaf7d009df591e31c07d8b89e73e42d8e3c6d94715de831612037b2e60a

    Download Submit

  • 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

    dc747a664d2092ad561307419e3b3b44

    SHA1

    e93c7182bfb4d17236006ce16b75e65d8129f8cd

    SHA256

    137b6d02084d1dff1e25e175da639a27422baebae8fad010b65099f3c96be156

    SHA512

    45b4bd1a8dc6b3e242012e220fcc88984fed30fd7f7458e6db1083b536c76a58ed1149c4ab7a4211512931f268d90f5703f84169f87003fa1a715c64fe68cc7b

    Download Submit

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

    512KB

    MD5

    49313748f412cb9c777bd22985b14637

    SHA1

    d1e4e6e39fad4a7223dbede92b3bb8475f3697d2

    SHA256

    a082d26504007ea4e3a65fbe61b19b4ac90555c615fcbfd562287b99406b3841

    SHA512

    6f74fec08375870b19c4b33c4436a120759cc354d2356e3ee0c084b949a2841f3abdb50bd84c75f75585097ffaea3bb5eff58be2dfc346437b222d316d39f476

    Download Submit

  • memory/644-38-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-43-0x00007FF8E1100000-0x00007FF8E1110000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-41-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-40-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-39-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-37-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-42-0x00007FF8E1100000-0x00007FF8E1110000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-126-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-128-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-127-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/644-129-0x00007FF8E32F0000-0x00007FF8E3300000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1152-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

    Download