Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 18:54
Behavioral task
behavioral1
Sample
1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
Resource
win10v2004-20241007-en
General
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Target
1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe
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Size
29KB
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MD5
83beab1cbfe422d7433ccc6d7ed54103
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SHA1
644f29a1f275a1e65d2ed4d2ff4f46d0854838ce
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SHA256
1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12
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SHA512
19befdcde939a8a0f91ef809c009c3a23ae265dbc53b36f843e3786b0bad0071517db4bc8e9af7331376cbe7bbb2ac62fb622892aa49c959b18a888630eda5ef
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xd:AEwVs+0jNDY1qi/qn
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-9-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/2100-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-48-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-79-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-91-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2540 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" 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2100-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000018bf3-7.dat upx behavioral1/memory/2100-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-48-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0006000000004ed7-67.dat upx behavioral1/memory/2100-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-76-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-79-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-91-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-92-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe File opened for modification C:\Windows\java.exe 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe File created C:\Windows\java.exe 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.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 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2540 2100 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe 30 PID 2100 wrote to memory of 2540 2100 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe 30 PID 2100 wrote to memory of 2540 2100 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe 30 PID 2100 wrote to memory of 2540 2100 1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe"C:\Users\Admin\AppData\Local\Temp\1d33f75d5d05a273b16add75f73037c64903066bd1b031bb491d7a0fbe3f4a12.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100 -
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:2540
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320B
MD53714cd76f82181e877786606a7e90fad
SHA1f98dfa92bf770eef31e544b7a73830b98a2c5aa6
SHA25661aa5062630747b671ac8ba2aff253d473778efea82a1446b015806dc66f8f80
SHA512c5af10cf5896ac5b578604981836f0b156a51f213521ab02b4f83a3927bb4ef43f184f631331d591c917f14be786dc4ece620e12a9c28cf1cefeded9007d795d
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Filesize
29KB
MD57e2fd1e2fda6c43e20b40a3168e150eb
SHA13f07b245d064fc2efc5bf3dce4f4c03da2d01514
SHA256275be47376f0876742018dc41ccaae852c41bade04eec7043d615f887e8b1c77
SHA5120fdd9fd3d272664cfa8c8c7e3d67e65845e9c45adfd22046430768c090591ea41933f4bd8328aea7dbcd2c1abff2cd92b71465cdcab7ace2490c68241f9071d0
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Filesize
352B
MD53df2fdbbe0c7c2feb0edf70ec4614408
SHA17d7a575dadfd4eb9ba5ca3e805354c2bf74405ce
SHA25610ea5c5ed4b8572ce1741b034fed8a22e6bd24be6c459b99a1ff70a3456e162f
SHA51210c37f253ec14ac5c9f967854333857e3db8a08cfc25a1e22883e3538beeaf785fa7ba586141ab1c37c47bf57ef65dec83f8c7e246f82c947c7884e3dc829fb9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2