Analysis
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max time kernel
120s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2024 00:51
Behavioral task
behavioral1
Sample
5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe
Resource
win10v2004-20241007-en
General
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Target
5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe
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Size
29KB
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MD5
dda8e8536d460090b25d3b23562da860
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SHA1
e268e544e1b661c460ad487f86040085ad68d418
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SHA256
5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095
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SHA512
d24a9c26a6faacd439f1bd0dae61260ee54f19dcdf5a5c966422d3b6090c1982d95d0f987c6f7a7e23ad13dab423c10af30bd0b4001a6ccaf8dc2212a12f584b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Q:AEwVs+0jNDY1qi/qI
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/4100-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-105-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-138-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-140-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-145-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4916 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" 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4100-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b68-4.dat upx behavioral2/memory/4916-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4916-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000021a70-48.dat upx behavioral2/memory/4100-105-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-106-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-138-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-139-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-140-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-141-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-145-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4916-146-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe File opened for modification C:\Windows\java.exe 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe File created C:\Windows\java.exe 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.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 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4100 wrote to memory of 4916 4100 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe 83 PID 4100 wrote to memory of 4916 4100 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe 83 PID 4100 wrote to memory of 4916 4100 5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe"C:\Users\Admin\AppData\Local\Temp\5ccffc60e39923d16ba734f0bd4da6c2ab6fcc8b9df3d8f119c6a3b817bb7095N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4100 -
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:4916
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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
MD59c1a9078aac7f2b042fc230f94f16552
SHA1b49e161c4ab77aaf197b25d6d33f4c7686a7f89b
SHA256b3085cd8ac9e5f5b0865b75395a5ccf79655457ed7644c439e8e54a950638e32
SHA512ba576182aef7f0e641e5582c08e62facbc7cb2e2c3cbf69469e0a2b6411ac8e3ca4b33ec6a83b33fa6c2779d8c155410da140a9ec90071bd7bae5d27c3250050
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Filesize
352B
MD5f3b069b7374ad0a1336c091476d1d43b
SHA103fc2a889c53f42cd95b406f63ea8b801414b48c
SHA2568b0dd187b1ce8e6236282aa74b198b54601832a4e51cee400314e7e21312139a
SHA512fbbaeadd746bbdd5978b8dc498439c2f450d7939213301d3343dadb62fcad87b00f2bb26709eaa511756481e4fea87408f8b8b482d244c111f873ea92c8a6414
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Filesize
352B
MD5891f04dbe5cd3eb25ed40f1860d6d7f5
SHA1b207c5c7bcaf5f84e94275c4f0a751a2c26e586a
SHA25629a0a4cac1c2a512fee9f12e3c1ebad2b7509c626d658363076646c7b5accbb3
SHA512adbb8568735a2483febdb19d8bfb82a52528b63eda913d35b96a339a99a86c2cc7c6f4726779d525b32515c17f8b447e4bddb163683211ad002439bdc34e5614
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2