Analysis
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max time kernel
120s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-01-2025 19:33
Behavioral task
behavioral1
Sample
8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe
Resource
win10v2004-20241007-en
General
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Target
8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe
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Size
29KB
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MD5
6b0cfa32487fc5d584c29ba54c452280
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SHA1
d2c5f0b8e25124583116d13c8cac8d66b1f0429a
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SHA256
8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6
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SHA512
44cf98de87a44fe784d67083db091a873049fef31c1256674b396e063fc7538c74325ff15eba0e88d134d958170159f19110b64bb3e21b17def8b437c1074c5b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/TZhQ:AEwVs+0jNDY1qi/q9m
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2124-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2124-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2124-115-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2124-153-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2124-157-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1104 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" 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2124-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023cad-4.dat upx behavioral2/memory/1104-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2124-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1104-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1104-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2124-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1104-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000900000001e786-61.dat upx behavioral2/memory/2124-115-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1104-120-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2124-153-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1104-154-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2124-157-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1104-158-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe File opened for modification C:\Windows\java.exe 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe File created C:\Windows\java.exe 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2124 wrote to memory of 1104 2124 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe 83 PID 2124 wrote to memory of 1104 2124 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe 83 PID 2124 wrote to memory of 1104 2124 8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe"C:\Users\Admin\AppData\Local\Temp\8d2cf0e881941725df6b97d74a316d424c993dd288000cfecb7b0cf0b401feb6N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124 -
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:1104
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD57ecb8ff1d553a4d1afb3c077fced0c35
SHA1ebdae1ca4df99e1c38ed9c6e682ba6b1c61d1f88
SHA2562ebb7c1119b2f441df1e59141a26b8c6d0ffa5e5c2f580f8587772eb8f3089f8
SHA512816abca76c834cec1ffcfadbb0a5fa8a9e616e11a22f5bbaffaa96cd249269cdaca3c02649df7fb36743674310eaf8dee105b1ca4f9066f87ed4ce7bfe18c7b2
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Filesize
320B
MD59744eb8cca1f6f5b5924e9779d8b5f96
SHA1938dd97b2f286b37c51d1e1a1881cfbc4338781b
SHA256850c9d0b16b431d75b134569790986b548edbacaac2bfbe72ecb57d8c6785c20
SHA5125d246abf4b8a4aeb991625516814b8e054cbcf8047fb4a9f124365a44406996313732989da8e815498a3f6699d8cb13d2990840e27b8ab86c1f5773a11dd4e70
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Filesize
320B
MD5ad80b689451cda6852a6c4090092adfe
SHA1b5b481f10f5808226b46388f803c2c8f1175a6bc
SHA256df7920bf58f09d78c1415a8f85727856d6d34766f1412a7e610f8ab6fa25c90d
SHA5125655a8340ba9ba65cdaeab3fbd8ec89099402f2211ab24db5812f3682e89620aafd4dd8eb9653c3175216bfc166d31072bb77018ecb3bd78e591fc222894cbac
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2