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
25-12-2024 18:15
Behavioral task
behavioral1
Sample
c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe
Resource
win10v2004-20241007-en
General
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Target
c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe
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Size
29KB
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MD5
7e3f8f706396f8edc90a8880d7e977b0
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SHA1
58c3f6f85dde78e263fae664d9415225c932162d
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SHA256
c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3
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SHA512
4b318e0c782636243e25a15fce074cc687791c5a508ea444aaaf1176ee5d700b2c859bfa704b8b314b29794094bdad38fbe34d09508ba0f8619236bab1578681
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Qhp:AEwVs+0jNDY1qi/qIT
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/220-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-121-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-145-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-181-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/220-201-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4644 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" c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/220-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b88-4.dat upx behavioral2/memory/4644-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4644-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4644-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4644-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000023ba9-43.dat upx behavioral2/memory/220-121-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-122-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-145-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-146-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4644-150-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-181-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-188-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/220-201-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4644-204-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe File opened for modification C:\Windows\java.exe c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe File created C:\Windows\java.exe c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.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 c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 220 wrote to memory of 4644 220 c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe 84 PID 220 wrote to memory of 4644 220 c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe 84 PID 220 wrote to memory of 4644 220 c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe"C:\Users\Admin\AppData\Local\Temp\c05b0676aa4a74babf6c7528586033e7d84729ea20b5ca6d25245b8076b651a3N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:220 -
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:4644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD55431b34b55fc2e8dfe8e2e977e26e6b5
SHA187cf8feeb854e523871271b6f5634576de3e7c40
SHA2563d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432
SHA5126f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5af6fd3cf5eaa55317dfd8e9b500b5db9
SHA19e6f47b118bc65fd9a6cf1a298a0c5d94f1e70ba
SHA256507fc2b63415a69c30df11a16d9847128387598d1e90929d64131f2fa016d2d0
SHA51283137be19cbf6123d933209ef182821efc5c4769601ba95930d6369e60f32a1939d456f935f618bd5c81ae47f5d1904dd7a92267c65da337ee0f281cfac159ca
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Filesize
320B
MD5b99ea95fadb17f63e342b247d4ad2dfd
SHA1e5d917d35588f526d083c9313187bc192f5e7206
SHA256bb4540911e0f800578e21affd0792f829966dc2edbcdf37f13fad3a864aa914e
SHA512bf3a29c77544f6308f8991c221e81da927e52aed094a6797cea30ca1341eeb767a8f9a37371811a47762f43ca09144c8aeccda160c1a94f9655ab2c736d91a31
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Filesize
320B
MD5e337c8d9448711fafdf3e82a8f611a95
SHA1a48e60e87bc0b399b0ad284f5df7fc2a41632efd
SHA2566f8bd176d63639fb08e809608060276339fec1cf84cf08ca6a978c3ce89c4c98
SHA512f038ed0fbd38077ffe35f92a92ac657cfa19f329250abb2fbdf091c233a69c2cb7b2edcdfed3fb53f197c9f7d9f902ddd4103757096ccf76f9a91ba18dc3a146
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Filesize
320B
MD5f55b7c301d9a2dc51f60e4a79ac28357
SHA184366aa80cb80d0818f6104f3afde82124bc2326
SHA256d1446e5ae52ed4865534a6a9e07ca0e8fd6ed8721161d9e3a5a0c07368878890
SHA5126d15accf42d12bee37647cdf9bf4a18c748ad87fb1c50fbef3a621f25f70272b64c5ee074043e037ef86a726b4aa9b483de880d8436f75f84bf74c78f8068d21
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2