Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 21:25
Behavioral task
behavioral1
Sample
30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe
Resource
win10v2004-20241007-en
General
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Target
30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe
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Size
29KB
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MD5
28f189575446f0299c845946776cf77e
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SHA1
57cc3a1930f441e1970333f84ebcd2b724ce0eb2
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SHA256
30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6
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SHA512
4c90ef827a28223db3a647f62baac4dd17dd10810201c4ee7cf724e3377cfb4424d7459712db12c305553656e5f55832643260f281ecfdf4b4afddf4996b203b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/rhY:AEwVs+0jNDY1qi/qzW
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2760-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2760-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2760-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2760-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2760-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2860 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" 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2760-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2760-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x00080000000162e9-7.dat upx behavioral1/memory/2860-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2760-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2860-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2760-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2860-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2760-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0015000000015e9a-75.dat upx behavioral1/memory/2860-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2760-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2760-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2860-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe File opened for modification C:\Windows\java.exe 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe File created C:\Windows\java.exe 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.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 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2760 wrote to memory of 2860 2760 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe 30 PID 2760 wrote to memory of 2860 2760 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe 30 PID 2760 wrote to memory of 2860 2760 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe 30 PID 2760 wrote to memory of 2860 2760 30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe"C:\Users\Admin\AppData\Local\Temp\30f873f9ea8d5331fa72f4ba1bc22609f777f4b76b15627b04ce5f67b14e51c6.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2760 -
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:2860
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5a795feb6c061100f67bb71e9d87d78c9
SHA1d98362085e91fdb1acd58917d75117228ca46657
SHA2560007958a39423995578b7f1d8aed294b021e6c2146a26e6e671e77c39d03f530
SHA512fb5e18fb1e1e82cb66fdbe39dd1e84e1555ba37e94afa4a1c6a6adb6255d039e4b2b34dc8d372f5bb5616a014338392d605b7a149f451fb5ec515c59545bc3c8
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Filesize
320B
MD563c4126e567b57746d8dbf455dbeb2ec
SHA1c23be7cd0122fce8a303fcdd30c7a56563080adf
SHA256392205f760123ed58b64620016351c945adf603fff7ce7214c2309c62cac6c5a
SHA512ea0c09b4d57fb5b80d2fe36fe72ca746f190b020cbdbfc9500888eed90c5bea07e21105a8a5e05c1af6dd563a3f653a9397540ae0406fbdc33f6f183485fe91c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2