Analysis
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max time kernel
31s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
23-07-2024 13:59
Behavioral task
behavioral1
Sample
67da4b30f33e4da711fdcc4282132033_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
67da4b30f33e4da711fdcc4282132033_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
67da4b30f33e4da711fdcc4282132033_JaffaCakes118.exe
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Size
1.5MB
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MD5
67da4b30f33e4da711fdcc4282132033
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SHA1
c6898eb326529d23c749875e96638218b4c257f8
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SHA256
91b03b4c9fcdaa59301f4a845201f8fe495cdb7d9c0d84669b63a00b189f2641
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SHA512
7b86d94463edacc3aac119eda1d6ba7cb13f9a8c4f232bf2ba72cfa8fb161e114f4581160582466f6a28ae5a58fa469d10190e58bb77c9b52874d630ee6e7fe1
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SSDEEP
24576:R0XPbjedYC9KM8Q4iuJ0DC/DBDLnABo+qbCbmJhviMj8TMkD9MKvt5H:R0XjQY4KM8Q4H+eSxaXiMNkD+KF
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2176 Server.exe -
Loads dropped DLL 2 IoCs
pid Process 2760 WerFault.exe 2760 WerFault.exe -
resource yara_rule behavioral1/memory/2864-0-0x0000000000400000-0x0000000000752000-memory.dmp upx behavioral1/memory/2864-1-0x0000000000400000-0x0000000000752000-memory.dmp upx behavioral1/files/0x00090000000120f1-6.dat upx behavioral1/memory/2176-7-0x0000000000400000-0x0000000000752000-memory.dmp upx behavioral1/memory/2176-8-0x0000000000400000-0x0000000000752000-memory.dmp upx behavioral1/memory/2864-13-0x0000000000400000-0x0000000000752000-memory.dmp upx behavioral1/memory/2176-14-0x0000000000400000-0x0000000000752000-memory.dmp upx behavioral1/memory/2864-15-0x0000000000400000-0x0000000000752000-memory.dmp upx -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2864 67da4b30f33e4da711fdcc4282132033_JaffaCakes118.exe 2176 Server.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2760 2176 WerFault.exe 30 -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2176 wrote to memory of 2760 2176 Server.exe 31 PID 2176 wrote to memory of 2760 2176 Server.exe 31 PID 2176 wrote to memory of 2760 2176 Server.exe 31 PID 2176 wrote to memory of 2760 2176 Server.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\67da4b30f33e4da711fdcc4282132033_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\67da4b30f33e4da711fdcc4282132033_JaffaCakes118.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:2864
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C:\Users\Admin\AppData\Local\Temp\Server.exeC:\Users\Admin\AppData\Local\Temp\\Server.exe1⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 2362⤵
- Loads dropped DLL
- Program crash
PID:2760
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.5MB
MD567da4b30f33e4da711fdcc4282132033
SHA1c6898eb326529d23c749875e96638218b4c257f8
SHA25691b03b4c9fcdaa59301f4a845201f8fe495cdb7d9c0d84669b63a00b189f2641
SHA5127b86d94463edacc3aac119eda1d6ba7cb13f9a8c4f232bf2ba72cfa8fb161e114f4581160582466f6a28ae5a58fa469d10190e58bb77c9b52874d630ee6e7fe1