Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2024 17:48
Behavioral task
behavioral1
Sample
8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe
Resource
win10v2004-20241007-en
General
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Target
8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe
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Size
29KB
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MD5
ad1aa9a7f1835f3c89c36f96bad3d3dc
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SHA1
ef5fdd55d8cf32a61f2bd0c44ad40001f793ecd6
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SHA256
8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a
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SHA512
201303cda70bdaf680af4eed982c685d87c933f55217a3574402874a9d3172ad61df04b3c43b6df2e58b1b98e757a02eb29a51e48b7ebae87154cfe9e02002d4
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/U:AEwVs+0jNDY1qi/q8
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/5088-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5088-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5088-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5088-162-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5088-177-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5056 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" 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5088-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b97-4.dat upx behavioral2/memory/5056-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5088-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5056-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5056-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5088-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5056-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5088-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0004000000000707-71.dat upx behavioral2/memory/5056-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5088-162-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5056-163-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5088-177-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5056-178-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe File opened for modification C:\Windows\java.exe 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe File created C:\Windows\java.exe 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.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 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5088 wrote to memory of 5056 5088 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe 84 PID 5088 wrote to memory of 5056 5088 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe 84 PID 5088 wrote to memory of 5056 5088 8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe"C:\Users\Admin\AppData\Local\Temp\8507c445435d47d8f506bdf80a187117dd312adcbd7bc7aa2c3ce14c3ddaff5a.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088 -
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:5056
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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
MD5e07953f8b41989c9f2d6670fa8e16397
SHA13674d6622cdcdfd334e50bc162407ef14edd7999
SHA2567cef8b6f0b98add2eb77236643bda2275e403bdf0f6d26daf6aed5689e8cb2eb
SHA51267b4dc63777b9a7ac00c45e5d8df2be2852543cea818cb6ecb85fb0698ccf23160112fdc73b1da4d2782496f3c4dde379c99de0c453bf273b1202873ed44296e
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Filesize
352B
MD5fdb2d1678dac89c84af40c1f3f39d5e0
SHA19bad612f29d3d72cc8d4b870b521bd26035745af
SHA256b05d7ff62d2080491e451a4cef78b4a370fda76fb0b8a83390e2d6b3ab4f1525
SHA512f008e74c0cc9f40c79c3f6be62b328bd1544f40a8f4ba664483810a297540704169402d3a715f19a0bbb0339940292de5882b7902bf3618467c79691280fe0b0
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2