Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
07-12-2024 08:42
Behavioral task
behavioral1
Sample
d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe
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Size
28KB
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MD5
d18f132a23bb976d76d93bc050121cf7
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SHA1
77414dcf6283dafedaed114dc9d4ac0f1fa78faa
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SHA256
e0a2646a18e16ec859809e60b362f11171722f90baa720bcc83dc8c355f6a490
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SHA512
1d8cba39c7756b8ae85ddb18dd93073731b662fa75a23bc8de8dc83201d04f15f86a900f4a9b9a9bcfe4098c65a0a7eaf47786944c945d1fe13bed643fd0319b
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNZ:Dv8IRRdsxq1DjJcqfK
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/1820-2-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1820-17-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1820-62-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1820-86-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1820-90-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2240 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" d18f132a23bb976d76d93bc050121cf7_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/1820-2-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2240-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016e09-10.dat upx behavioral1/memory/1820-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2240-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1820-62-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2240-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2240-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x001c000000016dc9-81.dat upx behavioral1/memory/1820-86-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2240-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1820-90-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2240-91-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe File opened for modification C:\Windows\java.exe d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe File created C:\Windows\java.exe d18f132a23bb976d76d93bc050121cf7_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 d18f132a23bb976d76d93bc050121cf7_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 1820 wrote to memory of 2240 1820 d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe 28 PID 1820 wrote to memory of 2240 1820 d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe 28 PID 1820 wrote to memory of 2240 1820 d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe 28 PID 1820 wrote to memory of 2240 1820 d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\d18f132a23bb976d76d93bc050121cf7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d18f132a23bb976d76d93bc050121cf7_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:1820 -
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:2240
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD56551a2f0df0a26bbaa9e300e51deae3e
SHA103ec36e768a9fbf5dca12c6ad0925ea0a2bbf5a5
SHA256c803b73904da90c5fba4a734a00f541da11ed1d0b40fe3ffdb5d4c0e09ed7932
SHA512832fccc96cfd5153108d9e82a9ba795572555f7f51c3561cdad7b8fbdc37ac4d5d66d2e89152b0af33e48695275227ad3a55bf434e24d7d37734ee8e33e8071a
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Filesize
1KB
MD5c92f3557692d597be919c9ebc406458e
SHA1081ff889de09d0e11bc7fae4efc5062dac14b984
SHA256a0185a3ebd7f306fecf0a809e9457933424134f7c9ce5298a30aa6e3249115a4
SHA512228c9c990f41f03e90c26f28a22fa3b1da43c57d2b4669e06b090a6eaa14d3e98a6f765eff84ba5248afb2e33e6b4cff11a0455157920fa28c88a217e3adc7b1
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2