Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-12-2024 00:18
Behavioral task
behavioral1
Sample
7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe
Resource
win10v2004-20241007-en
General
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Target
7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe
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Size
28KB
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MD5
dc8deefc2b28853a38bbf255f4a48b9c
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SHA1
3e4add02f1ef6b99360afb18d08786401fce893b
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SHA256
7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd
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SHA512
e6f73e1f08fa102b714c930ac5e8518da200407c4ca2e64fd83da137389206d33058b08ffc5386a38039297e496a34f5d2e1554d7c6d53b7783bd1cd0bdbc90a
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNqJM:Dv8IRRdsxq1DjJcqfPM
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/5112-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/5112-44-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/5112-49-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/5112-130-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/5112-162-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/5112-168-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/5112-194-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1804 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" 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5112-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000b000000023b7a-4.dat upx behavioral2/memory/1804-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5112-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1804-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5112-44-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1804-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5112-49-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1804-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-60.dat upx behavioral2/memory/1804-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5112-130-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5112-162-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1804-163-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5112-168-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1804-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5112-194-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1804-195-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe File opened for modification C:\Windows\java.exe 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe File created C:\Windows\java.exe 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.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 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5112 wrote to memory of 1804 5112 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe 85 PID 5112 wrote to memory of 1804 5112 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe 85 PID 5112 wrote to memory of 1804 5112 7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe"C:\Users\Admin\AppData\Local\Temp\7505a79ff578309571a0fa1fcd0a44991c5f8ebbf7550410638bc763aeab91dd.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5112 -
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:1804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5e5c2364375c0a8a786a9508a840b6299
SHA1bec1874db0d2348274b6656d1383e262f73e2bc6
SHA25651b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3
SHA512ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD5fc0ebf1b8b1585c5cbd2b4b3f8e154e5
SHA1c2d7a27f8f2a0b0bb5712fec45cb6e7ebf4dd01e
SHA256e564b4990b80f12f94faa720aeada7221e4688f717918ed99f8aa66ed3ac3033
SHA51245e33b76ad033812f258768e3a729978a5e0b8a4e7b04f76eb779928a5f70770d22aa5f0b7908169cf998a2e672aaae02060c238a4c2803e11cc69e4740cdfb1
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Filesize
1KB
MD52f85f2c0e1344693e6afa29a730b6c98
SHA1b8c2568b33273e71aabf9331d963ae35e674e807
SHA256e69a57cb860864f2ccd50d8089ea25b051a4ddb5ce86d2cd2043fc6ce00496fe
SHA51205aefbd4194718f678cd1280ac8540326ea6fbaad92e7696914063e9cd426a67d4bdbb61dd7f5d2b810f88f468031518d0c9d994d98552bcf1fee7b8b58686a6
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Filesize
1KB
MD5f54e1b15e7d7a7501ac20d3fc731a38b
SHA19491630a6b872d58e19bee6786be7046463f7887
SHA256c467e239cecb7ff866140dee53cb6f7042bbf8a196b3e6b24de48f3675a01e54
SHA512f010de697cc635c3868a2174feba204d6bbe217cc9297dd8f31012e950651525905609fe01d2971d8228aa106b1f65dc93ee27a557be126c1d843a46c1b13054
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Filesize
1KB
MD568720b04c560a0fcb45366d8291e419b
SHA138230bc4d618cb5689645a443dc3788eb026dee8
SHA256e5fdc546e2917f05641c12839dfe6555b762c2436a47e04cbfba0fae1003491c
SHA5128098b20b26baad12d84ec036bfc04960d022819f5af37589eed05c7b11a5c80251a34ea298144c892cccf826fa9df94ce8ba7d08792cc5698eed994acb7b9a6e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2