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Analysis
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max time kernel
150s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
03/01/2025, 20:39
Behavioral task
behavioral1
Sample
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe
Resource
win10v2004-20241007-en
General
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Target
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe
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Size
29KB
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MD5
76d3cbbd28271bd6e5c36390d9bb68c3
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SHA1
997799d18243eb69bf5139e4ac01f81ea4631ce9
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SHA256
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef
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SHA512
6f277605faee986f3f5be52fd2a9fe48600d22456cb53abd617ce66976f2334440931b8b4c3dcb481c7906f4f71041bd20c3eb762ef2cd36e1057c26b2d6c0e8
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ow:AEwVs+0jNDY1qi/qv
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2348-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2348-43-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2348-48-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2348-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2348-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2348-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2348-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2616 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" 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2348-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2348-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00090000000195ab-7.dat upx behavioral1/memory/2616-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2348-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2348-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2348-48-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000800000001957c-54.dat upx behavioral1/memory/2348-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2348-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2348-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2348-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-86-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe File opened for modification C:\Windows\java.exe 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe File created C:\Windows\java.exe 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.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 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2348 wrote to memory of 2616 2348 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 29 PID 2348 wrote to memory of 2616 2348 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 29 PID 2348 wrote to memory of 2616 2348 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 29 PID 2348 wrote to memory of 2616 2348 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe"C:\Users\Admin\AppData\Local\Temp\1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348 -
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:2616
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD583f652054483d74bc6ee7f24d89119ce
SHA1d0bb131dfc7068c5ab38acb60fffb87e58505ac5
SHA2565b82b3f5631bb06ca5732adc9e202a8155a17a2b1d5d67d1a35a2adfa07df940
SHA512d806b0058539efbecc7f2ea5c36f0f3293c23e67bc515fd32afd53451ce0a62cd167c86b4494c2869b7a167e8a026d302c14929a9b89524c279a1c877961a2c9
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Filesize
352B
MD517d5d39ba2a94559103afd55ba7c201f
SHA1db4b2678972e27be1857437deb44611cb124c25a
SHA25626fd4292a9dd53d9fb027437526d2b5a837fde647fbc704b6b654fb21d7422e3
SHA512dc7b6c0f7dbf02bf2678a8a7ab813d4b1fe71990c978ce3230eab3a93f2dc958ff62c4c88c8c2b502507e8e53e73653e9fc46444a9e70651aa71410154737189
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2