Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07-01-2025 12:34
Behavioral task
behavioral1
Sample
c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe
Resource
win10v2004-20241007-en
General
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Target
c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe
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Size
28KB
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MD5
6631214e7d737eb5fa7331aa329c1db4
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SHA1
a7fba79561c7b6bbff66f83ae651eaf00b4993c1
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SHA256
c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f
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SHA512
66197a5c6040198cfbcea144f1f7bc7692f11fa7a9f741efdc8774dc3a4cbd66a5d8c129b882e0a59066e2ab5295177c3928bc219bd42ef84c85c174ec79dccb
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNWeNxK:Dv8IRRdsxq1DjJcqf2g
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3640-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3640-56-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3640-132-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3640-168-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3640-172-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2428 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" c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3640-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2428-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0007000000023cd5-4.dat upx behavioral2/memory/3640-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2428-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2428-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3640-56-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2428-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-67.dat upx behavioral2/memory/3640-132-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2428-133-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3640-168-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2428-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3640-172-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2428-173-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe File opened for modification C:\Windows\java.exe c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe File created C:\Windows\java.exe c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.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 c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3640 wrote to memory of 2428 3640 c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe 83 PID 3640 wrote to memory of 2428 3640 c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe 83 PID 3640 wrote to memory of 2428 3640 c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe"C:\Users\Admin\AppData\Local\Temp\c50593aecbca3e7410e4d036e820ede5377247660672733e8dcdae06cdbcc72f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3640 -
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:2428
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD598fcd3034b0ee91a79f88419590df5a2
SHA19d5659cef457570e9b123adef8e4db2da9fcc962
SHA256a82a44a88691c3271d6c3556dbbd05c58cbd5707cc0254c2e6164b16d4e7f55e
SHA512cdd2cc665687fbd9583fc73dce83e53fb86e570822b0b21683786bb89ee215f0ef8a6a4bdafc90c540b0d50ce0c35db8771ac80d45e3f935fa90a5b9fa10c122
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Filesize
1KB
MD5822e8f5cf81434916297afba0219713f
SHA17b999cf1ac7050bf65695829b2431487f89cd609
SHA2566af9ce3a0bc29e7cb77054b9e5d96f30884b7a4609b4faa832107c1f07c2cd70
SHA512919d9d7a20b7aca33cd966bc5c6658e1ea47e8b715f80aae0341bec1dac3d4247da9d39e16ce79554d2309de25ae4185dad8309a64684b8f7dc8179dc120dc67
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Filesize
1KB
MD50384638c630a1ad91d94a1ba246e2263
SHA14f415338354f695b22416695ea22591110abd46c
SHA256bf7449c0e1ba541b1091f538006b856c66df3a8eca62a52f37cf67645c17300f
SHA512d3ec8c37ecfce63f4e22a969927ad4514162207c326f783a54925317f74b8fd3c84846502bf45ad92c4c8d883c6a40833e5d703788f7d6ffc0741cf5e435c0fa
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2