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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
28/09/2024, 10:56
Behavioral task
behavioral1
Sample
fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe
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Size
28KB
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MD5
fc26f065d89005dc1c424c86bfca4eab
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SHA1
655c14273428ee80e5df08a93a42947619997c44
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SHA256
5162a66d6d0f45c8f7cd945a51e22fc86cf898e95d1e09581880e3542e7ce253
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SHA512
493b15b9f5b27842c03cfa787c79f3338ed62d15e414b5cdd7663139b8254e0135e54af01f06f90ab2e6f3fcf959a33ed3414e1d21a85b9b0122dd9e063f9597
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNkCED:Dv8IRRdsxq1DjJcqfCS
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2520-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2520-43-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2520-69-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2520-71-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2520-76-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2520-83-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2168 services.exe -
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" fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2520-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2520-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000173de-7.dat upx behavioral1/memory/2168-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2520-17-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-43-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2168-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-62.dat upx behavioral1/memory/2520-69-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2168-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-71-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2520-76-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2168-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2168-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-83-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2168-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe File opened for modification C:\Windows\java.exe fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe File created C:\Windows\java.exe fc26f065d89005dc1c424c86bfca4eab_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 fc26f065d89005dc1c424c86bfca4eab_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 2520 wrote to memory of 2168 2520 fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2168 2520 fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2168 2520 fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe 30 PID 2520 wrote to memory of 2168 2520 fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\fc26f065d89005dc1c424c86bfca4eab_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fc26f065d89005dc1c424c86bfca4eab_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:2520 -
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:2168
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5cf7a7ba22355a36f678a7a696c93114e
SHA12344995f09dace9bebbda928097fd954d0b74ade
SHA25685223880cd5c8108a5709223934e0090437f24c743c1fb5c729b80e1e8c708a2
SHA5122414bf0de047fa0357c8b183f39adf89e85073220bae7991190a66c9226da82ff8c39c06d07076e7ff2b1a31a46e084c00e3043bcc256418695f754db642131d
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Filesize
1KB
MD560814714a17c8ad36b0ff208b9d7c90a
SHA1e56311f91aebbed80308990752bb929650cb2d55
SHA256a1f213ef966c558e07c8146b302694c9eab5203825b3c8aadd9f3d9993998903
SHA51285d645b90b304a63e5674f13f6c7c8d5e54bb7a0135a40bae7c4fb42cec1775830dd6dda9f1887616273bdc647376713cdd5682a2eac43e638dab7ca02fde39d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2