Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 21:53
Behavioral task
behavioral1
Sample
da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe
Resource
win10v2004-20241007-en
General
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Target
da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe
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Size
29KB
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MD5
502a9ca8782ea6d7685054dae391607c
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SHA1
e13007cd97818fe565a337e2572f6c30b10c866f
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SHA256
da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345
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SHA512
1f81af2e529a39ab2308808a20df92a12f6d981399845dc351feb04e1973b44cb85d0c8c336eb401d5942cb2be8a916602bcde96d54cd160b72ad6b74ccd622f
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/5hb:AEwVs+0jNDY1qi/qR5
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/3496-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-175-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-177-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-187-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-220-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3496-261-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4916 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" da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3496-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b7d-4.dat upx behavioral2/memory/4916-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000023b9c-43.dat upx behavioral2/memory/3496-175-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-176-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-177-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-178-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-183-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-187-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-188-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-220-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-221-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3496-261-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-268-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe File opened for modification C:\Windows\java.exe da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe File created C:\Windows\java.exe da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.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 da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3496 wrote to memory of 4916 3496 da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe 82 PID 3496 wrote to memory of 4916 3496 da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe 82 PID 3496 wrote to memory of 4916 3496 da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe"C:\Users\Admin\AppData\Local\Temp\da6fc91374ea8c9028e596adc121ee19731f36946d5c1f59d2e28f0874194345.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3496 -
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:4916
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
123KB
MD58b3158d3b1880fba39fabc70a3fdbec7
SHA15bc877cd9689953d27e93f025aee9969e52dd757
SHA2569d93fa418a3ca276fa93b7cc62af4cf4df6af8955548839e000b2dc54ddc368f
SHA512c78abbbc944c4eab6ff7bed08a1ba916001fd91fa88736e7d304d1261f8bff617f45beb5a97aa0eee4613bc4758f28fed0982f0d381e3a8dcdd4e6f694eae9c6
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Filesize
162KB
MD5e5e9319a37c43db687b060341a68eb21
SHA146fd41971deef09da32e31bb27618a2a720f330f
SHA25669961d36609b8a890205d1ad6dbc69fc2b83b4c4e1653f22262dd808384b3074
SHA51232ff9ab47ec3c55933366c808f3c48a1c808fcbbc524a601f554c474294a9fc873a0d192e31a48e6aac2f8a21eb1835601e9b9610fd96191546a5232ed2b7dd5
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Filesize
116KB
MD5154bfa26bd01695c6f734c42055354c9
SHA178afae73b9ba46b6f07cff6a10fe419313db32df
SHA256fb6dfc1b2c3aee256d57c91c4bb5fd84a2a7bbe68eff1772f89ab42d8f92cc9a
SHA5128dec7827a877a0442ae19c9c11e083e554551b75d764458ff469a76df01d80127191d103ef9de020777dcbd4ccd1ea159d2976dacdd58f0c37146529915b0342
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
162KB
MD55c83918c2d5e1a41da17c23a93df0755
SHA1f1bc6caf32efcadf102153af8a358c9c699c6f95
SHA256a97f4f4d3f747b4809765e8c905f6c05d75a12e1c737729c1b3e8c492465fde5
SHA512e9ca21a1ccebc415d4153edbd4def43795763a53643cb44adfc5c8f6e538ef165416c20298b9258c4451f0c18a7f59a40842b92f0171dd70d1a0fa945f11cf3f
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Filesize
29KB
MD5ec75434110ced4becb8436bed11f2a87
SHA1ad1c85f1599f0c01c75e3ea568d4d2aaba0b8176
SHA2569e53368c4772078cacb75e3913f030b3f192815ffd0b26cde6f1ffa9910a2c5a
SHA5124b0662526680e5f5280f9806939949ad96c182594dc3225d8fb640215367b40a3839d993167706ebb5b3e68af7c79ac28487faa23b0ced6f78a07f04ebe37050
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Filesize
320B
MD5e057350322b8f5f31bbd7efb0e29ee21
SHA1f01a688be1231031214dc17547cf31db958dfc7e
SHA256e35bfc9ac288f58635cf909057fa237cde389c493e18564dd6b961d514e86da3
SHA512c1f680dfcd982aa094c496517f73d75cc7644809a4df93f7ce65116e5ed0649eb553ce6ecdaf8b730101af329f24891b4519f7856fcb2570e7974451562ea30e
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Filesize
320B
MD537cd499e6b3f9a94a4945bba9517235e
SHA15d956ee6f645d7f396f453b98deff4bbe30f49f2
SHA2561637250321fb06edd3645a98fe6f0eab67518f9da9bf5a692bfc901d28f346c0
SHA512ec2219e325e842bdf2de410375cacc941262422c2a86db30d06c0d92a1e612e65458f901a261e0e49afebf8bd71dc11ef289bc1fc4be12cbf45d8100c9309b76
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2