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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12/09/2024, 04:15
Behavioral task
behavioral1
Sample
dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe
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Size
28KB
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MD5
dbcb1f47aacd98923697769c66e83fb0
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SHA1
75e9e86d105949f99c515fbe30df72cc2dbf3400
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SHA256
6a8cb264104acf799491a265a8375f749f32cf48a7efc2c1289f0cc3bf72730a
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SHA512
8247629fdcc8c0000cd638a01b19fc7e2249cb91aab7b2ffeee39afc72e18aea61539cb7e69716055390221552f9cdfb529656d83d98747a0938a165c9546c69
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN2FiK0:Dv8IRRdsxq1DjJcqfq
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2824-17-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2824-60-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2824-84-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2824-88-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2672 services.exe -
resource yara_rule behavioral1/memory/2824-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2824-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015baa-7.dat upx behavioral1/memory/2824-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2824-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2672-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2824-60-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2672-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000015c80-76.dat upx behavioral1/memory/2824-84-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2672-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2824-88-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2672-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe File opened for modification C:\Windows\java.exe dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe File created C:\Windows\java.exe dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe -
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 dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2824 wrote to memory of 2672 2824 dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe 30 PID 2824 wrote to memory of 2672 2824 dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe 30 PID 2824 wrote to memory of 2672 2824 dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe 30 PID 2824 wrote to memory of 2672 2824 dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dbcb1f47aacd98923697769c66e83fb0_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2672
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD582baf9648156c66c831ea4a9f9eba12c
SHA1244693e0b419a8fdbcd03893533314ab285a6241
SHA256315af56725204d057ac4aed60ed14b71d8ea62f1d8a67625a7c6156e4d270cb9
SHA5124c954d5ddeb095967db174244dcbfe7eb041c3430163688c3087895b0b81581c89200f623adb7927c3ced3b66a6f7a5df669267145fbde0fb1222377110c3e26
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Filesize
1KB
MD568262d7d0ce817a6f59412d0ebe05d6a
SHA1fa0089d5199ca5b107d1fd115df2322f42c498ca
SHA25604b55518032c8e25efaece0e20749d663206ee9420b98d6ec847e6409ac0ee93
SHA512bebf6e98abadcce2254044452268789c252670f485b84f6db354b5739cb28ee8839f5b8ed270464abcbb5c7840e73e8d158f6f63c6507f2c428476514107ec0b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2