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
07-12-2024 03:44
Behavioral task
behavioral1
Sample
e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe
Resource
win10v2004-20241007-en
General
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Target
e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe
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Size
28KB
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MD5
c71dc90e0a0fe8ee41e17c9e4f837db6
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SHA1
4577c7ab2c3f43d5e514c47d01b79342e1aa4505
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SHA256
e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5
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SHA512
1e5cb32ba8545d7697a2e3c22f44da3356e4a188ebe6a676e89df997cc2e9a77f70e642e31aa57f386dda06a5c8f0f91c3374f6ea84dba7ffbd94b7df58010b2
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNNMRSS:Dv8IRRdsxq1DjJcqf6U1
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2532-17-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2532-43-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2532-72-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2532-74-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2532-79-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2532-86-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 708 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" e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2532-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2532-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000a000000015d79-7.dat upx behavioral1/memory/2532-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2532-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/708-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2532-43-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/708-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-59.dat upx behavioral1/memory/2532-72-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/708-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2532-74-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/708-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2532-79-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/708-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2532-86-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/708-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/708-92-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe File opened for modification C:\Windows\java.exe e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe File created C:\Windows\java.exe e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.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 e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2532 wrote to memory of 708 2532 e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe 30 PID 2532 wrote to memory of 708 2532 e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe 30 PID 2532 wrote to memory of 708 2532 e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe 30 PID 2532 wrote to memory of 708 2532 e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe"C:\Users\Admin\AppData\Local\Temp\e1233e20e3bd67d9dfcbdb67a8af96d959bde803b9d8ca0bd0b3855bd6eb88c5.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532 -
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:708
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD55ee922c38fc6be714b3fc3a6f8695be2
SHA191a58221eb4267ee3a0b0a7a6ebf298cdb8b213c
SHA256c6a6a02012497f652a3f19466d74dafceca12912d2626f26669061be3b17f37a
SHA51210ccda45e22125adfe2679f66f1aaad6eb507297aa2f8b1619c92a138c94f0287ca3332fd4d4c9d730ad99b35543db5fd6e7b8ce1ea9e66c477b7d2cb7c4b4c3
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Filesize
1KB
MD58aa723985d953114c9aaaba0db0a5717
SHA1a82c7e2ea1039b4d200b4d86221c1c1b1d002a48
SHA256552d97ca788bfd7544d565885e426a0e200df941d64e7003b6cf8f967f853568
SHA51238b2f593b3792108acddb0921147713fa5310930e6ce169d31e907cf75d2498a262073ea5c7633cdfcec15d60afe0a0ad8eeed21d31e9c101e580ab049609cda
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Filesize
1KB
MD5c47f951714c20b488cea20c051963673
SHA141776cadf02e2a504ab1e37275f7c60997b3bc66
SHA2562ad935101f68c7312a4822203a73436c8de27e3eb68f273e27d254005dc1e743
SHA512620835e4b82994efa6448cff59699db5ee12e953299794778fdc1502a23b427e527b215c9ad5b66948c23dfff96ed1cb7643fd439e76b41ebed77c32ab6c6713
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2