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Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240319-en -
resource tags
arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system -
submitted
10/04/2024, 11:56
Behavioral task
behavioral1
Sample
eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe
Resource
win10v2004-20240319-en
General
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Target
eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe
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Size
81KB
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MD5
eb03ddb64b8395967daa13c65b1f0a99
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SHA1
5f7fbe7f2581653238e0e9e7241f1e48896c04a6
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SHA256
f31c7bbf84e4dcec5219329d4eb6e6247dbff11de2f9eaf15f0566661a72a697
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SHA512
2456c884a5b6c45643efb4c8142547994879c335b2a02a33aaa56bf1514c761d50f7e295f804609f7868d3a119d9b0291aa05bc701c88f31366068c6e3acc579
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SSDEEP
1536:Xd42bqnA9raIhtfHwZFqWMzDV+ewZHYYpcVztJLR0oOHpo9tKTteT:XDbCA9raIhNwZFq5AVBpcVztJLRpOJoj
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 884 rotr.exe -
resource yara_rule behavioral2/memory/3320-0-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/files/0x000800000002333f-4.dat upx behavioral2/memory/3320-6-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-7-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-8-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-9-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-10-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-11-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-12-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-13-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-14-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-15-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-16-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-17-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-18-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-19-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral2/memory/884-20-0x0000000000400000-0x0000000000436000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ieuu = "C:\\Program Files (x86)\\unue\\rotr.exe" eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ieuu = "C:\\Program Files (x86)\\unue\\rotr.exe" rotr.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\unue\rotr.exe eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe File created C:\Program Files (x86)\unue\rotr.exe eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\unue\rotr.exe rotr.exe File created C:\Program Files (x86)\unue\rotr.exe rotr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3320 wrote to memory of 884 3320 eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe 95 PID 3320 wrote to memory of 884 3320 eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe 95 PID 3320 wrote to memory of 884 3320 eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\eb03ddb64b8395967daa13c65b1f0a99_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3320 -
C:\Program Files (x86)\unue\rotr.exe"C:\Program Files (x86)\unue\rotr.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
PID:884
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4080 --field-trial-handle=2244,i,11986678581565715302,451159359636456336,262144 --variations-seed-version /prefetch:81⤵PID:868
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
81KB
MD5eb03ddb64b8395967daa13c65b1f0a99
SHA15f7fbe7f2581653238e0e9e7241f1e48896c04a6
SHA256f31c7bbf84e4dcec5219329d4eb6e6247dbff11de2f9eaf15f0566661a72a697
SHA5122456c884a5b6c45643efb4c8142547994879c335b2a02a33aaa56bf1514c761d50f7e295f804609f7868d3a119d9b0291aa05bc701c88f31366068c6e3acc579