Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 00:43
Behavioral task
behavioral1
Sample
9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe
Resource
win10v2004-20241007-en
General
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Target
9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe
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Size
29KB
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MD5
b900c7c8b1a6ac12cb8fae8c1fc50cda
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SHA1
8493e9cdb8f6fa0a005df5e059af12b4b9bcc285
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SHA256
9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef
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SHA512
fbe1f6cdb727a250fa860a50f675af9cc256391d03b5819093cd4a9915155ce3656614512d50485e227fe570d604de1bee22c56de1ea9cb36970c135b3a3392e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/J:AEwVs+0jNDY1qi/qB
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2684-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2684-8-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/2684-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2684-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2684-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2684-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2772 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" 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2684-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2684-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015f41-9.dat upx behavioral1/memory/2684-8-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2684-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2684-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-71.dat upx behavioral1/memory/2684-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2684-85-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-86-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe File opened for modification C:\Windows\java.exe 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe File created C:\Windows\java.exe 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.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 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2684 wrote to memory of 2772 2684 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe 31 PID 2684 wrote to memory of 2772 2684 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe 31 PID 2684 wrote to memory of 2772 2684 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe 31 PID 2684 wrote to memory of 2772 2684 9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe"C:\Users\Admin\AppData\Local\Temp\9cbef22f70b3b99210093d22d9891e295034ad39657ca3292bba8ad666cc1fef.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2684 -
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:2772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD54271534a5503d8ffb45de88a846ba9c9
SHA11b6f67962be694ee84f5d3c4eff73b872de6936a
SHA256f5a7c68e9143c1e6d0729e5db34e416987c67c41bfa49ce8a456c6c60d8027b1
SHA51293b7d4fa68f5a6c4af152653202b7268df32ae934fea4e5c439b14743e56e96a02181591ebac2ceeb1c78ea8c6f5e24a00c05d756bb737c2792c65fe46f12173
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Filesize
367B
MD5b6c19ea1a82bc85350a539ad634aca30
SHA10c3e56ffd3dfe71703ec5fc87787fb0fefbe0b9a
SHA256a92b1b1fe928091ab8468351e260192ac31dba3731168be880ff111188f9492c
SHA51267e85cf9d093a8b0bc4e771a8c6be6cf0db99eb262a032116ad7ef42daa132c0f2e2b564d09f6247bbae65dc7e4463af9546c6f40f134646d30d7a96bd1e91ed
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Filesize
352B
MD58b02d97e8ed5f357e1a4083a005ac8c0
SHA1259817c70a71dcfc41dab54557dabebd8326faeb
SHA2566d32ad8464406bb98db4ede39b608ca88377b8e07531993fec0585ac13673e9d
SHA512935b8a2e228c5a058a58ed03f07d82a23fd2f6b9412d659cec552e20ba3982a255773eb0b77f201ea2bf7ad9217f0823a815bcfef96e30be75596eb0429bf004
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2