Analysis
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max time kernel
120s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
19-04-2024 22:13
Behavioral task
behavioral1
Sample
fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe
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Size
138KB
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MD5
fb47ab71502e817263060402a8e7a415
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SHA1
346a99419258df379485336402b83f4b5e433cf2
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SHA256
c18580d256de7d43c70f5ec72b8722b013f8cec455488c216bb11a5a0fd15502
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SHA512
42a2dc37d51e600d9070c4f87a46af9d82a93d8088e3354e49c8c65375d4fb9d391bed853ae7850f3a246abefc9adf2e51b07274279b810c962f65fae13b8463
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SSDEEP
3072:0JB9wBaSfsQV9+xlOLGaUQ/eHVR5+PZVbqo:K0eQV9+xsLGaU9/gP3O
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2612 Qxacaa.exe -
resource yara_rule behavioral1/memory/1440-0-0x0000000000400000-0x000000000045A000-memory.dmp upx behavioral1/memory/1440-2-0x0000000000400000-0x000000000045A000-memory.dmp upx behavioral1/files/0x000f00000001466c-11.dat upx behavioral1/memory/2612-13-0x0000000000400000-0x000000000045A000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\5NZQ29B3L2 = "C:\\Windows\\Qxacaa.exe" Qxacaa.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe File created C:\Windows\Qxacaa.exe fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe File opened for modification C:\Windows\Qxacaa.exe fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main Qxacaa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe 2612 Qxacaa.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1440 fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe 2612 Qxacaa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1440 wrote to memory of 2612 1440 fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe 28 PID 1440 wrote to memory of 2612 1440 fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe 28 PID 1440 wrote to memory of 2612 1440 fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe 28 PID 1440 wrote to memory of 2612 1440 fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fb47ab71502e817263060402a8e7a415_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1440 -
C:\Windows\Qxacaa.exeC:\Windows\Qxacaa.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2612
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
138KB
MD5fb47ab71502e817263060402a8e7a415
SHA1346a99419258df379485336402b83f4b5e433cf2
SHA256c18580d256de7d43c70f5ec72b8722b013f8cec455488c216bb11a5a0fd15502
SHA51242a2dc37d51e600d9070c4f87a46af9d82a93d8088e3354e49c8c65375d4fb9d391bed853ae7850f3a246abefc9adf2e51b07274279b810c962f65fae13b8463
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Filesize
372B
MD5803eb5e2094765c73f5ee631824fd470
SHA199ff0ccde7c2cc8d87bf4aadea4a7b85009531c2
SHA256504e77381cb301834318d1b1a09265a0ca9195f894917e17776a417c791699df
SHA5125f4ee139efcf343152c081794e69ebe4503ba1aed21bfdb44e98f9282cc62a288b6a29340574662d4cd661b56b141e56d937fc0391e42b626124f057bf006f05