Analysis
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max time kernel
94s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-09-2024 06:39
Behavioral task
behavioral1
Sample
dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe
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Size
784KB
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MD5
dfac8b816ffbecc76082a76a28ce1990
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SHA1
336246004f4fe4b3a30df24a8ba8e81005704786
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SHA256
00e16cf8f80b92ed30e7c3f4dd297bbed5544b2e42335e64f3d159bca5858db9
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SHA512
680bbe1bc171cebf48e8ed03b1344b991f2abfe4c0748d9dbfc73a875e3f938658341be3ff4ba7d966dc9d719b070ace854d63b699ca48034851cce06b4ffa43
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SSDEEP
12288:UmbnLiXAAejzyNYAcOQXQaNiSrtzDiAMNKn2lpFA6b3Eb2KbYU:beSzZAcOUNn3FMrlPA6TEC
Malware Config
Signatures
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/2908-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/2908-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/5056-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/5056-20-0x00000000053F0000-0x0000000005583000-memory.dmp xmrig behavioral2/memory/5056-21-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/5056-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 5056 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 5056 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/2908-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x0008000000023477-11.dat upx behavioral2/memory/5056-13-0x0000000000400000-0x0000000000712000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 2 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 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2908 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2908 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe 5056 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2908 wrote to memory of 5056 2908 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe 85 PID 2908 wrote to memory of 5056 2908 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe 85 PID 2908 wrote to memory of 5056 2908 dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Users\Admin\AppData\Local\Temp\dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\dfac8b816ffbecc76082a76a28ce1990_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:5056
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD561f8d8b09741179454b9271f775e88a5
SHA16443a87dcc0fc2f683f7759a3e5c94a313cccbbb
SHA256fdaceab84bcd1e128aaab5ffa3bcb6ac06c9025d072e7a3817cb6574b491e494
SHA51236666989b2f9756ff62fea889d598d083859d6656681bf573c0f6293e14f730c50f9db1a340565bf5e49886fbfdf5dd4239288dbdfa9043bb1a51addbf12f4c4