Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
29/08/2024, 13:28
Static task
static1
Behavioral task
behavioral1
Sample
c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe
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Size
84KB
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MD5
c8e892ea864aea844c8282de285e8128
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SHA1
ac01d9042d5b5b63710c5f015f4ff842e492e6ed
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SHA256
0621b6cfa743c44d46fe11872b0465bfba8c8cfeb561c33df8c79e32bc3482e7
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SHA512
58f394edaa7344c7f8226a8b15c9c8bda6efffe56c3d16e20be7b407566a3ec0c3064e5443ce737a1de6168377ebd415a8ab8b58acbba56e0069997846556f26
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SSDEEP
768:r1dnlj1Jdm592tksv0un0z+7Fbn/A/n7sdSm9gPrdVlkUYIHXPm0cTsVVUpEp:Z4r2Wsv0u0zSY/A0m9fUB3Pm0AsVgEp
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe -
Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\TMP_auto_file\shell rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\TMP_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.TMP\ = "TMP_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\TMP_auto_file\shell\Read rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\TMP_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.TMP rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\TMP_auto_file\shell\Read\command rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\TMP_auto_file rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2672 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 236 c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe 2672 AcroRd32.exe 2672 AcroRd32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 236 wrote to memory of 2752 236 c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe 30 PID 236 wrote to memory of 2752 236 c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe 30 PID 236 wrote to memory of 2752 236 c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe 30 PID 236 wrote to memory of 2752 236 c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe 30 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2752 wrote to memory of 2576 2752 cmd.exe 32 PID 2576 wrote to memory of 2672 2576 rundll32.exe 33 PID 2576 wrote to memory of 2672 2576 rundll32.exe 33 PID 2576 wrote to memory of 2672 2576 rundll32.exe 33 PID 2576 wrote to memory of 2672 2576 rundll32.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c8e892ea864aea844c8282de285e8128_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:236 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\.bat2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TMP9660.TMP3⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\TMP9660.TMP"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2672
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
173B
MD556c03b65d5a97bbc114772172de36849
SHA184f3598b8d20518dca847b0d2d324131c9b77749
SHA256078dce039e69e9b9418db6e23279445a4e7f7754044fa998e6b20cf549f92b92
SHA51207f9e8df4a677132984507bbf4cca5c202dbd56385e4979d4c7cbf95065e245e2435e93409f0ef2d34e9906b6f05966b662ff2469282eb3c83ae88320c30e1ad
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Filesize
3KB
MD5c3c9c972b8c364a87222ddd59bb704a2
SHA107c3c569afed8fa1ce206f74b3d5838079ec1fc7
SHA25609d22bc9a7e00b029bec6b72cf3e399b50edefd1fcccb178bb74ad7df6562cff
SHA512c07c3490e214b9c82c8ea02a285a5694c79ffd65d191b7ac7cfe8d911905a2d77fa6ef1203e8bb1bfe0b4687e13b7afd9e09bcb14bc11dfcd17b1447587c35af