Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
31-12-2024 23:25
Behavioral task
behavioral1
Sample
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe
Resource
win10v2004-20241007-en
General
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Target
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe
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Size
29KB
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MD5
2550bb0a7e44cd437130283bafa9968e
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SHA1
ee258e4959969fac65e719fceca90a6885388b61
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SHA256
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d
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SHA512
7838008ddab7c26a1473fe0a991b49418e13d7ec5254f8ed96b9821278081d11241469b8c90d7fcb5387b62c2442a385ba8cd184a53fe1bee3ab4249065e210b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ehQ:AEwVs+0jNDY1qi/qWm
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral1/memory/1508-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1508-89-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2932 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" fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1508-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x00080000000164b1-7.dat upx behavioral1/memory/1508-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2932-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2932-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-65.dat upx behavioral1/memory/1508-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1508-89-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2932-90-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe File created C:\Windows\services.exe fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe File opened for modification C:\Windows\java.exe fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.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 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1508 wrote to memory of 2932 1508 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 30 PID 1508 wrote to memory of 2932 1508 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 30 PID 1508 wrote to memory of 2932 1508 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 30 PID 1508 wrote to memory of 2932 1508 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe"C:\Users\Admin\AppData\Local\Temp\fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1508 -
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:2932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD50e6c64335a5a762ee813714ee8c8e25d
SHA1c5a7964de4625567b481fba41467c5de121c38de
SHA2565b8659a72084ece8961fda1856550ab6316922b4f3639ee4f376e38d332e3b18
SHA512191359b19b4b50007313a0577dbcd5aacd1e26f5b6fa77cefcbab3746d8da60a19b5dc9525af17fb06a2ed9416fc51a6eb1340be36d3b4fe305564d83ea412d6
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Filesize
320B
MD52ef978a108b9417aa6b70a1db659cafa
SHA197a27db64a5cb16c07201cca19e9c749986b17f1
SHA256da6cfe89d8f5755e3bd568f95d420ea087ac53f9603bf6e5730a995b5584d3fc
SHA5120c4c6c734710a91f12da2e921ad75ab84024975150833b059f269de1cc542103624f8603393a95283a04cc35f34847ab42f3010d5c2283cdfc35160859a95b2f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2