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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 15:28
Behavioral task
behavioral1
Sample
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe
Resource
win10v2004-20240802-en
General
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Target
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe
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Size
29KB
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MD5
7cd93f22fc7f125c623ce2e429caa3f0
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SHA1
61afccd6cd178f53acca6e36e7c75710619c2aca
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SHA256
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9
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SHA512
aa8fe3d139496f7b6de31bad25140bdc3a4acd9763cef9cf5b8d076fd5447416207c3e4ea8290cba57ac07e059166853ef6750ed53284b9b0a2858243ea0ad89
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/d:AEwVs+0jNDY1qi/qV
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral2/memory/4560-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4560-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4560-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 820 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" ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4560-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x00080000000233f9-4.dat upx behavioral2/memory/820-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4560-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/820-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/820-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4560-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/820-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4560-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/820-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-70.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe File created C:\Windows\java.exe ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe File created C:\Windows\services.exe ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.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 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4560 wrote to memory of 820 4560 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 82 PID 4560 wrote to memory of 820 4560 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 82 PID 4560 wrote to memory of 820 4560 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe"C:\Users\Admin\AppData\Local\Temp\ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4560 -
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:820
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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
MD5d1916a53565139b0d715b505734f3866
SHA1d181aefdb449045671f0c3c21436ac2652511626
SHA25679461f5061bec8ccab4f118c1e37a96b3835695040816bed6f6278e3d3415bda
SHA512c2602332ec3a3fe062ed0ee234ea705770d124fff151313f557b0f5f9177755d1035bf6ed473a6d8d476e04fad0334caf9332b03f7d81c453aee3a0f05d7729a
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Filesize
320B
MD50ee884ca6fbf95970f76c66af1bdca80
SHA1736f48c425f714277045e134be3045c08f846197
SHA2567768ef8d343e7d5fd3f6ca432e4c513c18334ceadc528844732d6188f0feab17
SHA51229256e4b5601fd640b28409617e6e200a6473ab09384cefafc40f066bc723edd4494126bc005b380be2c0550b68bb34624956fc1a0c0c3e8cc17bbb56d641965
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2