Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14/10/2024, 15:49
Behavioral task
behavioral1
Sample
2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe
Resource
win10v2004-20241007-en
General
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Target
2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe
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Size
29KB
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MD5
51686e56e424dda3a35667ef46790310
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SHA1
46015d3422d15122ef2fd6d7fcae8ce7ba3c364c
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SHA256
2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8
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SHA512
ff2996b5f23e8fbc3f8db82d5f43502a3ce18595a45508a3e7ddbec2a680300e6219cf2dfcabfb5975d739ba3a2e47c53f6d9383ab4d5e7a4de54284ddef84a8
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/aS:AEwVs+0jNDY1qi/qT
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2260-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2260-45-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2260-71-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2260-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2260-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2388 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" 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2260-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000700000001924c-10.dat upx behavioral1/memory/2260-8-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2260-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2260-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2260-45-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2388-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2388-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-61.dat upx behavioral1/memory/2260-71-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2388-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2260-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2388-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2260-78-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2388-79-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe File opened for modification C:\Windows\java.exe 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe File created C:\Windows\java.exe 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.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 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2260 wrote to memory of 2388 2260 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe 30 PID 2260 wrote to memory of 2388 2260 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe 30 PID 2260 wrote to memory of 2388 2260 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe 30 PID 2260 wrote to memory of 2388 2260 2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe"C:\Users\Admin\AppData\Local\Temp\2f0116e513b4b7bc8552e3d13be9a7ae530eb7c7433a18aa7df96992e77585e8N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260 -
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:2388
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5c2c2ab2f01bda2ba922bae51811f93a7
SHA10b85f388d702867abaac4800824e17608b991bec
SHA2568fbe9df27ff40db1ad3c606867f253054bbc18e1c15f022f8b87bcf427d98ee2
SHA5123acd080d080d7d4fcab67c805e34db0e0c0d1bf93c004ec41d0d356b2a0b95c20603e3c468ae1333446a7a6e9ee44f68e13cfb2bdca263d2c3f543e38e61f59f
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Filesize
384B
MD5599c6a315422b5b78dab821e07869ba3
SHA14916aea1411c1601496cdf0fc1abddc38b931e5d
SHA256811f6f518e88232d27ff84e4c8e73b83b1d2ceb90c0d98fe7c4aadee50695133
SHA512ef1853929e34964b7b0f3c090297bfb5ee94b6d3ee35c422c3288f5bdea777832b45381c942bdccb3ae2886feef03337bfb96710e347b9b911ea7231062a04ff
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2