Analysis
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max time kernel
140s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
19/04/2024, 15:37
Static task
static1
Behavioral task
behavioral1
Sample
fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe
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Size
798KB
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MD5
fa9e12f6f5757fd7512ada333485ee79
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SHA1
5ca6ca5e213a48cd3454e5eb71e67ac0f8203a63
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SHA256
c73f28954ce5ca480c6a3bd6ad0bad0673bbcc568ae2e7aaac790d2b311207e5
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SHA512
7346039727d27a984f1923485689a3438f26df23c9c58da3845fe9094b68132891ff2887d1f1dab02a235258c06da655d6bb052b462211749460c5e798477828
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SSDEEP
24576:6yIw4hif2ucI7uCetjxWXbcwqQmX2mrwXh:627uvjxscwLmhM
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2904 1.exe -
Loads dropped DLL 6 IoCs
pid Process 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 2904 1.exe 2664 WerFault.exe 2664 WerFault.exe 2664 WerFault.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2664 2904 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2252 wrote to memory of 2904 2252 fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe 28 PID 2904 wrote to memory of 2664 2904 1.exe 29 PID 2904 wrote to memory of 2664 2904 1.exe 29 PID 2904 wrote to memory of 2664 2904 1.exe 29 PID 2904 wrote to memory of 2664 2904 1.exe 29 PID 2904 wrote to memory of 2664 2904 1.exe 29 PID 2904 wrote to memory of 2664 2904 1.exe 29 PID 2904 wrote to memory of 2664 2904 1.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fa9e12f6f5757fd7512ada333485ee79_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 2763⤵
- Loads dropped DLL
- Program crash
PID:2664
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
494KB
MD585cef07d2d598f6ca51c7afdb30a6fb8
SHA1269bd4355a16d1fc70503ed5592775924dcf1d81
SHA256241f446ec41e6d6e188054703e2e75d79c7b4ef7c17beb35419940826a51d83f
SHA5126308c86ebbe26502a40eb8944c6e244aa9f52902080e3d14ec936d6db863be29d16016afbd62a136d978d3896267b7a9880f025895e333a94c3f4277290243ba