Analysis
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max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-12-2024 15:24
Behavioral task
behavioral1
Sample
65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe
Resource
win10v2004-20241007-en
General
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Target
65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe
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Size
29KB
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MD5
134d71975f34ad9e965f004968c18440
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SHA1
c5fb176ae682ae25186500c076e4a3208df9f00c
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SHA256
65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0
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SHA512
66f68efd947942e362a222ebc990bee5c95dee8985627ab9bc62ccef53435d4541497d75de360e20426461d38f2a0e79090593a52e25cb487e0826fc23685452
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/L:AEwVs+0jNDY1qi/qj
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2016-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2016-33-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2016-59-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2016-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2016-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2016-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2128 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" 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2016-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016d2e-8.dat upx behavioral1/memory/2016-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2016-18-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2128-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2016-33-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-44.dat upx behavioral1/memory/2016-59-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-60-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2016-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2016-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2016-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-79-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe File opened for modification C:\Windows\java.exe 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe File created C:\Windows\java.exe 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.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 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2016 wrote to memory of 2128 2016 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe 31 PID 2016 wrote to memory of 2128 2016 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe 31 PID 2016 wrote to memory of 2128 2016 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe 31 PID 2016 wrote to memory of 2128 2016 65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe"C:\Users\Admin\AppData\Local\Temp\65e0e1c155a237610408ee8fc9d09e62cbe7ccdaf9eb5f7f28adb56dbb9320e0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016 -
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:2128
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD53e270a357a8440a34685a72987a5f4c9
SHA1735dccc226fefb114cc63b4457956cc06a449b6f
SHA2567fc3f9cc83790cd2f73efd11be34b5f08bd44fa1d1ec47ba7a1eee9c7d63165e
SHA5127390e70872fc1941362fe4a89a4180a79a0447e5e9693d69377649d3489d670749032b69faa09a06b52ed240b5702821d7244bc89c9460d04c24ac0b05f962ac
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Filesize
352B
MD5c5b54865c7404b42ce09eabf2e6fb660
SHA1c09b1912f05bfb5f5e40247335f5f44757a851f2
SHA25608dc9283b44b4c1e1ac5803c8ac537d5fb5f194d7269bb4fb75e0d548560176b
SHA51287677899a0dfc5e84f50262709445bafeee64bca91dce9c675317c811289b61ff711d0b0eb950f4223d54b8d64f8bd27e0300e587936230c2e6d63aa56fddd31
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2