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Analysis
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max time kernel
149s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
08/07/2024, 06:29
Behavioral task
behavioral1
Sample
2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe
Resource
win10v2004-20240704-en
General
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Target
2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe
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Size
65KB
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MD5
2b4ed1b755fbc12d97eba60056e12e36
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SHA1
dc9c7acd534dbc7a0a404b821943ada7d04622f8
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SHA256
a3e6232c219893a47bf78bb7f9a9f365915a61bdd8e4fcd9f57db29474f21551
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SHA512
6007458ced64481b7d7177cbaff30837a0661361251ddf5f3ee7303939e3497343ea8fe3f94dbeff1e5babc2d995ce5b710aec85f0d3161b4fced1afe98b6cab
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SSDEEP
1536:kLfpVneK7p7entaS3AdxjiZMKQTpYj+6SaayPm/spl:kzpVLckSQdxjCMKQNYi6SaaZ/A
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2792 rotr.exe -
Loads dropped DLL 2 IoCs
pid Process 3024 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe 3024 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/3024-0-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/files/0x0007000000018f94-7.dat upx behavioral1/memory/2792-13-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/3024-10-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-15-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-16-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/3024-17-0x0000000002160000-0x000000000218E000-memory.dmp upx behavioral1/memory/2792-18-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-19-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-20-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-21-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-22-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-23-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-24-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-25-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-26-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-27-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-28-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2792-29-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ieuu = "C:\\Program Files (x86)\\unue\\rotr.exe" 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\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 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe File created C:\Program Files (x86)\unue\rotr.exe 2b4ed1b755fbc12d97eba60056e12e36_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 4 IoCs
description pid Process procid_target PID 3024 wrote to memory of 2792 3024 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2792 3024 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2792 3024 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2792 3024 2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2b4ed1b755fbc12d97eba60056e12e36_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3024 -
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:2792
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
65KB
MD52b4ed1b755fbc12d97eba60056e12e36
SHA1dc9c7acd534dbc7a0a404b821943ada7d04622f8
SHA256a3e6232c219893a47bf78bb7f9a9f365915a61bdd8e4fcd9f57db29474f21551
SHA5126007458ced64481b7d7177cbaff30837a0661361251ddf5f3ee7303939e3497343ea8fe3f94dbeff1e5babc2d995ce5b710aec85f0d3161b4fced1afe98b6cab