Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-01-2025 03:40
Behavioral task
behavioral1
Sample
cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe
Resource
win10v2004-20241007-en
General
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Target
cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe
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Size
32KB
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MD5
894225cc68d7e0f646e99dbcbb8fbdfc
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SHA1
4e50072f0a5b834cbcfb23fc350783678cf6b0c2
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SHA256
cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39
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SHA512
15de18f055aaf9b40672f54feac5c49dc2135b42ca36cc89032c3f69d848c00db927a28ef17e2f17db8d7e9ce82b99ef1f098db458b858865dc68eb93c6963bb
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFVy/hIbbxMbgbbxMv:Dv8IRRdsxq1DjJcqf/IbbBbb/bb
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/2288-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2288-56-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2288-128-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2288-156-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3868 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" cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2288-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0008000000023c97-4.dat upx behavioral2/memory/3868-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3868-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-56-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3868-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-67.dat upx behavioral2/memory/2288-128-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3868-129-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-156-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3868-157-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3868-161-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe File created C:\Windows\services.exe cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe File opened for modification C:\Windows\java.exe cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.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 cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2288 wrote to memory of 3868 2288 cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe 82 PID 2288 wrote to memory of 3868 2288 cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe 82 PID 2288 wrote to memory of 3868 2288 cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe"C:\Users\Admin\AppData\Local\Temp\cd38cc8f12aaacae5811cc4228aeb273c284c37b80b8981a146a2950b23c0e39.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2288 -
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:3868
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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
32KB
MD5bc1b4c5e787274d5dc6280d815f536b9
SHA189c5d53a008e9835590e40b709e62277e6e0441b
SHA256daa651cd5f3b78196a03887f252b01e3cb65a40f90dbe6569c5230ea392e732e
SHA51213c67888fade077ac0721122c317d6d83ce042bf680f7571a83954c2d18cf4bf6e1a22c7944af5f7218a8dfcc347ea66476cd3ebef39e13c2aeac62407eb4888
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Filesize
1KB
MD586cd868a247bd50920eeea26262f7884
SHA1c8fb9862cf70ffa735b210fa7e39ba62aed51969
SHA256b16e96cfdc3e8a69467575e53ae088d82a2ff8d05616e74e09c669b1471462eb
SHA5126d0f2a82b528341c23f4f3392a68a2190a149757008abf4c5d0ce50f6919e09794a04f18990319f8847fa4bd785e8556ae4544f80a92a25aaff5394c3d73996e
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Filesize
1KB
MD5c9ab08899368b8c161088be032f09898
SHA19f6fa7e9dc2b7b9d2600acc3fdd243d07169cc97
SHA256919334b73e931d3d1c6c6ab3a863604b4655c471285d365834368871648f983a
SHA512b32356381e3bbd3705659617a6aeb99a2e5547f0f5695cf7db677b12931689c4a042073adcdfd1bbaf47efce9dc4c53e794fc3cffbd0ab616726b459aa1a0389
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2