Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 12:04
Behavioral task
behavioral1
Sample
4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe
Resource
win10v2004-20241007-en
General
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Target
4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe
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Size
29KB
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MD5
89c1fe9ef12ce2f6f303bb7ddf9d120f
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SHA1
25a80e938726667e97c036858bbfc040093fd180
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SHA256
4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186
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SHA512
7c8c160e5dc8d8cbe1bf685f0d8ece13eeb794499356cf739bf6be49cda94b70cdb7e0d3ea91bfc46f5a13d15ef319e37c154a0cad3c4bc39adc4cd1bac5acf4
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/YN:AEwVs+0jNDY1qi/qK
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2888-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2888-42-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2888-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2888-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2888-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2888-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2888-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2596 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" 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2888-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2888-3-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000015dc3-7.dat upx behavioral1/memory/2596-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-42-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-55.dat upx behavioral1/memory/2596-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-77-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe File opened for modification C:\Windows\java.exe 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe File created C:\Windows\java.exe 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.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 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2888 wrote to memory of 2596 2888 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe 30 PID 2888 wrote to memory of 2596 2888 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe 30 PID 2888 wrote to memory of 2596 2888 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe 30 PID 2888 wrote to memory of 2596 2888 4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe"C:\Users\Admin\AppData\Local\Temp\4f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888 -
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:2596
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD589c1fe9ef12ce2f6f303bb7ddf9d120f
SHA125a80e938726667e97c036858bbfc040093fd180
SHA2564f516ed00b98e67ff0cf698d9eefe7bc537a2b509626e9575deb7aa4923f2186
SHA5127c8c160e5dc8d8cbe1bf685f0d8ece13eeb794499356cf739bf6be49cda94b70cdb7e0d3ea91bfc46f5a13d15ef319e37c154a0cad3c4bc39adc4cd1bac5acf4
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Filesize
320B
MD5bef84045a283445bf039932e1dffba92
SHA13da6889ce4c9f726f4d91af2ace2223d5a69c56a
SHA25625a95b4335796500e44b6e69f18f64022b9da67d0bf8a5ecb24dfcba5c18d142
SHA5122a20b4f1e84be397d5f6c6d9692e3515b1c5bef09f3d3371f3ea102734e00cada5b591cad19a7fd8487fdb5134e52ca6e62a79d0f39c1235de92967f13d8c303
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Filesize
436B
MD534cae9b433500e5a88c669376db0128a
SHA12ae34ef2483f5d3574f37b27496de8e037c26221
SHA25612b3e3a6b70a1443fc5e74b6168dfb65dc7200edab8f63e3e1e3fe8f1910f7fe
SHA512e41e3a91f4e1f4e557bbad8f9407f1879424e9b8436677419eeeae30aa41c711112941f3e66351ba0dde7c9a6e8161d449e82f71a617e2c82f71e4616098c125
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Filesize
352B
MD52167fc4d556029c634b51656fdfcadae
SHA18b438b1c19d49b3146c4909aedce37a88d97cd81
SHA25661c1a25b76e3697d564def6fa6af01430ecb6c0a14fb075c31d5bad5dcee18f9
SHA51230c9f004048de4893a619ac1841ccdb943251532d66ed35dab7392e12b8f065516297f8d0a4a52d135078a53e63b0d7b6e07fe3f1c12a8a00943bd2bb711920b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2