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
01-01-2025 21:53
Behavioral task
behavioral1
Sample
3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe
Resource
win10v2004-20241007-en
General
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Target
3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe
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Size
29KB
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MD5
2722eb2b49d762245faf922d9999a5f6
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SHA1
63a6a706a86f381b2ae82785195b0da19b4d4d0a
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SHA256
3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209
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SHA512
d219c349c9e1880f18e21e789f7faea70496177021c8d44a6b5cf61225b81448aaf0636fd3d37327906052014ad9ec9252c39b31a3a0d7d7885bba6eff14ac24
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ghp:AEwVs+0jNDY1qi/q4T
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1956-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1956-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1956-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1956-141-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1956-164-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4404 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" 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1956-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b5e-4.dat upx behavioral2/memory/4404-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1956-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4404-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4404-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1956-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4404-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1956-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4404-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-75.dat upx behavioral2/memory/1956-141-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4404-142-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1956-164-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4404-165-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe File opened for modification C:\Windows\java.exe 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe File created C:\Windows\java.exe 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.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 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1956 wrote to memory of 4404 1956 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe 83 PID 1956 wrote to memory of 4404 1956 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe 83 PID 1956 wrote to memory of 4404 1956 3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe"C:\Users\Admin\AppData\Local\Temp\3762c050e4a4c9a0d609924a99edaaf08e47ae5e26904de8a2a7f836e9c03209.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1956 -
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:4404
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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
29KB
MD53ff0ac2eb575b99cc3ba334d6c45169a
SHA1ec7b7f1fd21b2c930a4311897cf26943c49245d9
SHA25683dfb09dcafee5b6155052632677732b90c4812c88846f3c174678be2b4f522b
SHA512c51183b4f7a446bf38732d93537bfd78c64f8bf574831f430c813fc28b8635cac05ba28a84763244e95d7572bddcf5dea9e0d2586dd4d7f6ca6374ebf2aa8345
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Filesize
320B
MD5826e412f17a608b6fbeaf69bb883a7ed
SHA1f77ba7ba2c18c3dc2eff6035225c66c16f558b5d
SHA256537a3297ef57659494f8f5afad20daf2a443a3a96f2eeaa1b8ac9ad950361e84
SHA5122729da7a4cf7415a43249d5c9b8084b7d2df9e5360698a62814322bb431030bbdfce91123d7678267586379c8e55f4fff23b4cbb8a101a57cf52620cd63f30db
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2