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Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10/01/2025, 23:08
Behavioral task
behavioral1
Sample
4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe
Resource
win10v2004-20241007-en
General
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Target
4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe
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Size
29KB
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MD5
d991ab582ec38871da084961dfae31c4
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SHA1
86051736b631f31150668f815b6d0ccb08e56d38
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SHA256
4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84
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SHA512
be049b04adee5a705e8316396c814db33bcceb65fe7f8177d158360faf59895a14ac6c091d63d4febfc5e6dfe0a750852196eafa777b60b59e52bfaa2a3d25b6
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/z:AEwVs+0jNDY1qi/qb
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/1644-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1644-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1644-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1644-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1644-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2520 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" 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1644-3-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1644-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000800000001944d-7.dat upx behavioral1/memory/2520-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1644-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2520-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2520-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1644-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x00070000000194c9-71.dat upx behavioral1/memory/2520-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1644-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2520-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1644-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2520-89-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1644-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2520-94-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe File opened for modification C:\Windows\java.exe 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe File created C:\Windows\java.exe 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.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 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1644 wrote to memory of 2520 1644 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe 30 PID 1644 wrote to memory of 2520 1644 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe 30 PID 1644 wrote to memory of 2520 1644 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe 30 PID 1644 wrote to memory of 2520 1644 4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe"C:\Users\Admin\AppData\Local\Temp\4553ec7a5e4461aeebb90f66acc75d434a72a84314a9014563c2f61ca0a1cb84.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1644 -
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:2520
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5a8959949f3e9f5487c1a106fb5d6c3f4
SHA19a9931a7a2f953e22826c0b4d6bdef4238cf860c
SHA256f1dcd04b0955079c82394a48ba4f3aa28aa51be440846e6297644130a8d362cc
SHA512969a823c462d3de5de6b665b97dcd3bf98ee4b97298009d34532162ca63bed8fcaf61b55355e42bb519d1cd74bb60d671068f33c958df688c73e69af90514768
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Filesize
320B
MD579ba6c59fb95fcf1f2a2960848c99f8c
SHA13c103c98a1d4d6d0f424b5b83a58d00fec8ea4d7
SHA2560d0517caf5559547a4ccd6b164dcc2dfa6ab6d5a830463991b459e34633f4a86
SHA51218a2da294aa2fa59c20062d28782a052b54e82732997e0f57879cb0c5d0feffb79884678d4a8ced8f83fd55bcd4a103ee608031709c57728582120768e8d8fe7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2