Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
23-11-2024 02:42
Behavioral task
behavioral1
Sample
b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe
Resource
win10v2004-20241007-en
General
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Target
b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe
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Size
29KB
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MD5
df454fec4a0b77165ff1a0d9ba16e419
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SHA1
768131fba17dd744d084efdf0fb169b6a39f38b7
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SHA256
b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7
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SHA512
4b7e01d7b41d9dd1188c109fe5baa2ac86c09ad859febdc9315bbbed041ccf2d28f026db7ba6c88b61c83b307a545a9aac8a9c52fb25a2fd4a4ee0658917f633
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/iw:AEwVs+0jNDY1qi/qKw
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2112-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2112-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2112-79-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2112-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2112-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1700 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" b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2112-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2112-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0007000000018718-10.dat upx behavioral1/memory/1700-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1700-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1700-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000018b62-72.dat upx behavioral1/memory/2112-79-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1700-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1700-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2112-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1700-87-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe File opened for modification C:\Windows\java.exe b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe File created C:\Windows\java.exe b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.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 b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2112 wrote to memory of 1700 2112 b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe 30 PID 2112 wrote to memory of 1700 2112 b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe 30 PID 2112 wrote to memory of 1700 2112 b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe 30 PID 2112 wrote to memory of 1700 2112 b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe"C:\Users\Admin\AppData\Local\Temp\b46ddae661ff0a6a9071f36725ece44d14689aa24f4476237a0d8c84c3e5e9f7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112 -
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:1700
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD513df079390e69f8e2586bd51960ffbb9
SHA1db1b8cb01a5e9fc3a3bfeace697067d399e93c0c
SHA256f6069cb562f51e3e4758ad5210002bd1a54dd13491f53c3ab0b854e9296f50e6
SHA51237341a6fd2dc185e2bb4c599ebb5af1fffdc4c42d64b14ce794d38ede1dc7ac7609298711a799064fd16d3e028f5b6a5f632c65275473c1081de9ce15f25bbfd
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Filesize
352B
MD534300b50c664aa0acbea5a5776bb8ecd
SHA15e2d4485c4add82b343d86353f31505c66c1bc95
SHA25699d50ea125105388c3037f4812e785930d4ce341eb3e0bd5e3264d9890c1ac6f
SHA512f2ed5337625571c1cd0c5f9dfb6f78c52091b2b003cfe04eb403ba140d846e39551a4d2b652d805e3252929e671376025ee15bc5caa86017c0e39651bbcaab9d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2