Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
10/07/2024, 12:43
Static task
static1
Behavioral task
behavioral1
Sample
34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe
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Size
152KB
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MD5
34c5edce8a917e8e9533b02c9b80583f
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SHA1
dc82e11c2cd08215aab5c9aa0b959eeae6ad24c5
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SHA256
0e58b60dc2938bb80152aed0c46230a87d5ec002dccfcc93a797b74ed55e2628
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SHA512
271922f302be053aa6a1019a09a92efd96f2349d0a65ce841f7fc0f771ee5fa92b3a47f9389a6f96a5941cb5b9a3142c3e8ef504d55d6d0ae0d3bd47aa0bb136
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SSDEEP
3072:1XvBBEO2a+1e3By/L5OeMA49tEmSdPj/bxASzts:1X5SO2HcRKMeFeEvjDx7u
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\R: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\K: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\J: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\G: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\Z: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\X: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\W: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\S: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\Q: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\L: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\I: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\E: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\Y: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\T: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\M: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\V: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\P: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\O: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\N: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\H: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened (read-only) \??\U: 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe -
Drops autorun.inf file 1 TTPs 3 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened for modification F:\autorun.inf 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe File opened for modification C:\autorun.inf 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2640 4404 WerFault.exe 83 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 winword.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz winword.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString winword.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS winword.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily winword.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU winword.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4472 winword.exe 4472 winword.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4404 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe 4404 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4472 winword.exe 4472 winword.exe 4472 winword.exe 4472 winword.exe 4472 winword.exe 4472 winword.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4404 wrote to memory of 4472 4404 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe 85 PID 4404 wrote to memory of 4472 4404 34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\34c5edce8a917e8e9533b02c9b80583f_JaffaCakes118.exe"1⤵
- Modifies visibility of file extensions in Explorer
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4404 -
C:\Program Files\Microsoft Office\Root\Office16\winword.exe"C:\Program Files\Microsoft Office\Root\Office16\winword.exe"2⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 7682⤵
- Program crash
PID:2640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4404 -ip 44041⤵PID:1388
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
262KB
MD551d32ee5bc7ab811041f799652d26e04
SHA1412193006aa3ef19e0a57e16acf86b830993024a
SHA2566230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
SHA5125fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810
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Filesize
126B
MD5163e20cbccefcdd42f46e43a94173c46
SHA14c7b5048e8608e2a75799e00ecf1bbb4773279ae
SHA2567780bee9df142a17e0457f3dcb2788b50fc2792370089335597d33719126fb7e
SHA512e5ac0ff6b087857799ab70f68067c9dc73eeb93ccfcad87047052380b95ade3e6eb2a7d01a0f850d548a39f4b1ebb60e299d603dbe25c31b9a3585b34a0c65a8
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Filesize
151KB
MD53dcafc4e12ac75168a709ab9ffc42d31
SHA14be8ca1254996b9bdb80e33dc9f1df502707fd6f
SHA256ea5a5766d330c3e3434bca33f3d81491c7881ee7c07165b8e717827cbde1295c
SHA51247f1c155ee48107e630b1bf032b22f3689e18568afa2a306b523fd74205a139e79d22d30ca14a4a3c8a9f27580adaa35ece490713c49f992674e5e918bdd325b