Overview

overview

10

Static

static

5

06043d9cec...18.exe

windows7-x64

10

06043d9cec...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 20:34

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General

  • Target

    06043d9cecb95590ad4c3cde040dc9b9_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    06043d9cecb95590ad4c3cde040dc9b9

  • SHA1

    5c894c3a31042b62ad0c3d4c8590cc04dbcfc8cd

  • SHA256

    1d10cb0c77fe79fd027b65194b09c2a3eebeaf9577f80141ee834014de8144b6

  • SHA512

    e30b7b82cc113faa91d65b0fea4a5d4e4f1620e0f8b16cdd11e5a84efd27aeacab1950dac3289c2d4dd34abef2875a85b2b75d797704970c86eba5ee3ab6a742

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6w:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5z

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 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 15 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\06043d9cecb95590ad4c3cde040dc9b9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\06043d9cecb95590ad4c3cde040dc9b9_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:4640
    • C:\Windows\SysWOW64\kjdxoqvsir.exe
      kjdxoqvsir.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:4928
      • C:\Windows\SysWOW64\gvsvjsfa.exe
        C:\Windows\system32\gvsvjsfa.exe
        3⤵
        • 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:1412
    • C:\Windows\SysWOW64\yzvevpapmyxjmck.exe
      yzvevpapmyxjmck.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4464
    • C:\Windows\SysWOW64\gvsvjsfa.exe
      gvsvjsfa.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:3600
    • C:\Windows\SysWOW64\pagfeskczjysj.exe
      pagfeskczjysj.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:392
    • 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:2792

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Modify Registry

6
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

    512KB

    MD5

    bffbdcbcae980fa18c0d2426bcc25403

    SHA1

    c6c1d68073e186307542554f9f19a74329f015e5

    SHA256

    325fc42b276e843f4dd9a979dd4db555ec48949f16f6355c9631182bf979cf4d

    SHA512

    680837bdbac5fb0eacbbea9410da4cd7bc05b9f2d166cea4e69e32402dac2e0c64165548daa4cd276c894f864c24e4908d4ceb7fb07c67a97e96ba64db5216f0

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

    512KB

    MD5

    b94d1d836cc9ab1f7dc18a6ac8477df3

    SHA1

    3e405b869471ced5938401bc2d67d5db94a5b667

    SHA256

    28efd9bfff75fa3a658da6aa73cac9f034dd59fb55eb3b7f2a933df7bd4c1219

    SHA512

    a3fae75ed85812495a2c839d86a3b41b2fae4238ba40b92c4ef82534c8a0dacd396bb7bbab6476b2728b11812b2b856ec78b84a8ca468766d006900974d97d5d

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

    239B

    MD5

    602dad6ee0e60cde6698692534ef100b

    SHA1

    c3e20be4cf62746964ff865964f4f354d412bfac

    SHA256

    596069f7c5d4c9cea8266af60fcc730fbaec42eb5dd0c6f4203e463b742fb598

    SHA512

    bc1fdcc479d9d46977847557985ca1744f1d4f135da27d82dd2f131419c16fbc70968eb27458a1769e59a9a166847be39aa81b82936e39e753d578ee13df8669

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

    3KB

    MD5

    8d3454e65aaaf45c4f8b95b9c9aeb05a

    SHA1

    6323390887cd9b96230dc6ae8ae9f741ffc6983d

    SHA256

    06b32abae87f0c404ebb1684b3a832d68efbed88facdf662d41fbd2966766be6

    SHA512

    de3edb6d8b18a55a7f1b6abf0f004cc4539c0534e6d575dc57794f703a077ac31c22469e44d767c2cbcfa1b7e43b49d8a34f6fe22bd843b2405125d877d1494e

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

    3KB

    MD5

    747322a31d7e2e4fdc367a33c7adecfd

    SHA1

    a9143389ccd18a472ee9bfe19eda8020a790af81

    SHA256

    6ba46ca69793c2f97345463434653251b7398a6103a60eab124c80968fd52078

    SHA512

    b6f40068c59e6f70c4032efa88998b698bba7892d8c39f98da331114d7e6a71521410b6885af47f60684ef6c84c7d8371ec51bab1cb48a9d3fbfa87939023435

    Download Submit
  • C:\Windows\SysWOW64\gvsvjsfa.exe
    Filesize

    512KB

    MD5

    b0c79a082f3d9122ea65a517296f9745

    SHA1

    5497c7344cbc98f4b1a27789898e52daa2630d75

    SHA256

    3abbd8f86b0ddd64dd532d48435dd66a54a4e1de115978bab4bc641e87c03057

    SHA512

    5d60c86802c7f3b146bd36c97a70b12fe971f6d9e4f3f0f7afd332fe86a3b1b97dbc5da71aac6a4e21dbd1360ebb803f2168131423adb75af58434e0a28dc8e1

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

    512KB

    MD5

    fe25ce6236f2314b76d861ba65490d29

    SHA1

    4b9081dcd4ba33c5e70498fca382cde08df9611f

    SHA256

    b84468f4ed76b6da76277ef160afa12365ce5b95ba24021d007b21affc23d21f

    SHA512

    289454ed4df9abd01ebf1a619350c7d75770565338308d644a91eb7527781713a075d89aed8581ea3f3dc7551da7b8aa3d793813243ba1d6d08e7883b9809f78

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

    512KB

    MD5

    36a167d92603aeba8c3c36852d24a8ad

    SHA1

    50a069ac74f4a24d38ae77ee25da78cd267e4bb2

    SHA256

    796a571d93d99a062b6207f9e7a5403d60b2ac1728839c931ba65ba9601cadc9

    SHA512

    5d97a6f57ef0c22fa1c7e794d38f1a1f083a207558b7b75c893c1c37a30c5195d13ded5911ddadc879655a899520176235a2899865eebdcce42b89735f80d61e

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

    512KB

    MD5

    8e5e837aee8b5d54a80963c52d4d3fe1

    SHA1

    a29addc8248a3105ccba93bb3dc5e5de9823ad79

    SHA256

    69a689523edd050b95527269065521757eb2c5b465ff0bd7c953f8a38f8bec6f

    SHA512

    600baebb19893dbeaace7cf278c9e24463b086cd226b6e4f28f6501597b12fda684196d6d30397d2c4942b9ddb7f1ee92899205af8e80fb3eb3763cdc22e693c

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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

    51a4fbb1677c482e6aaf47e5854f73e6

    SHA1

    efecb13b4057f99963e31cead3e6a16f348b14c5

    SHA256

    ac167c0f5624273542b68b4df8af6442c524e9551d4482bf1d5ddc7456f2a7ad

    SHA512

    44b05592ba1b76d2220b8fb9f781e60d173bb840bb059fcab95e9997502c6bfdb5056866fb2211b2b931fc6f8ec04d24651aa81fc591a4166bb7618179546326

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

    512KB

    MD5

    a21b99348b05ade40b483e5be7f32ace

    SHA1

    db159fd8a1268fd8d9b8be3eee64b295fcbf4047

    SHA256

    3f23b1fc3860eb025c3eb372e6c58e979f8b7ba140b4d7e851312d2c661e96d5

    SHA512

    15f167721789cd91494d19dbde583e913165bac53ef507a637e041243b27bbc0999c95b7d2cf586e3a2939cc3c3ce51ac49c275c0eb7c7c25dde637ca107146f

    Download Submit
  • memory/2792-37-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-41-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-40-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-38-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-39-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-43-0x00007FFA72730000-0x00007FFA72740000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-42-0x00007FFA72730000-0x00007FFA72740000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-111-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-112-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-113-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2792-110-0x00007FFA74950000-0x00007FFA74960000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4640-0-0x0000000000400000-0x0000000000496000-memory.dmp
    Filesize

    600KB

    Download