Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
23/11/2024, 21:41
Behavioral task
behavioral1
Sample
3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe
Resource
win10v2004-20241007-en
General
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Target
3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe
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Size
29KB
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MD5
b5ce38bcaba99f20a816bb3ed9dbc6fb
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SHA1
ee3e45761b32c2b5c77624634072386208731386
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SHA256
3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b
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SHA512
aaf2b932b19d60a687ddab76eb953a52d87cd212978425320ce1110b911e0da05ab9086c2157fb30ae546e59fd40c08c152bc91d2ca84441a45952aa72be647b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Tv:AEwVs+0jNDY1qi/q7
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2360-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-45-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-50-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-74-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2360-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2344 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" 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2360-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000b000000016c1a-8.dat upx behavioral1/memory/2344-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2360-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2360-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2360-45-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2360-50-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0016000000005587-61.dat upx behavioral1/memory/2344-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2360-74-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2360-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2360-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2360-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2360-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-89-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-94-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe File opened for modification C:\Windows\java.exe 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe File created C:\Windows\java.exe 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.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 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2360 wrote to memory of 2344 2360 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe 30 PID 2360 wrote to memory of 2344 2360 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe 30 PID 2360 wrote to memory of 2344 2360 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe 30 PID 2360 wrote to memory of 2344 2360 3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe"C:\Users\Admin\AppData\Local\Temp\3bbef987e25e4a91b1f6f1eb0864480d892f94f1aad6aff64e70337b07b0ab7b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360 -
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:2344
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD514a99eddd2216227bc8535438f9667f9
SHA1239c47bf7fd0a586461f24f5e8c4e97b3e5965af
SHA256ab7ff588c82fba5591a47a0a91b90e3c125aeec58e7bc3031dafa026b84402c0
SHA512cbc12263c026d75910b48e09dc6d483cc41bdcdbe225af592826849628ddf5856229cedc0cf4071c1fe0560dcef992e1f789bc8e2fa8d9ed7c7d2ef2fc1d289e
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Filesize
320B
MD569b549f2c144a5f6dbbf4231343c79cd
SHA1f0f80eb0ebbf9854adf555ce62399204211aaa71
SHA256a27ca126e42ab00dd23c59054f09923982a27817c86c41783f3077e93794da30
SHA5125f6c0fe6e5e8e6381e963dead642f1063113aee940cead8aad117f10040360d45e4add0842c2f1de0fbf72b6234124b2d5121ab439e6d29706b31dda1cae77c0
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Filesize
320B
MD56fa36f1ad9ff3c874934ad2437de976b
SHA120355fe35ff948b5aed6581598d41167d7ae0c33
SHA25664645d20d1eb66656a1e70c69f3b45c5a78723f168d6f8337c237a3f8cedbb44
SHA51298f66713706ee0a36f6248e4c6eaa4288e9e34f7cb380c545803530a669b1b4d41a3a5d9f08929bbfbad0f1b1009439621ddbf89698404c34f1426430e3fcc0b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2