Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2024 05:19
Behavioral task
behavioral1
Sample
37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe
Resource
win10v2004-20241007-en
General
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Target
37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe
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Size
29KB
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MD5
f143c07a59160ef7d637b1d8848f22a5
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SHA1
798193ed689cd4e40c9cc95551b521656687f36f
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SHA256
37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e
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SHA512
a92515a7c670b1045714fc2efd0f99747805647b4cc398665901a5c246aa16eba1f74b7051c2058c1d229c73a3c7b32a1f4a6d30e6fc372ca37df10c668c66ef
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/whz:AEwVs+0jNDY1qi/qIB
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/1236-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1236-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1236-129-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1236-159-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3184 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" 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1236-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023c80-4.dat upx behavioral2/memory/3184-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021f51-55.dat upx behavioral2/memory/1236-129-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-130-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-159-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3184-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3184-164-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe File opened for modification C:\Windows\java.exe 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe File created C:\Windows\java.exe 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.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 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1236 wrote to memory of 3184 1236 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe 82 PID 1236 wrote to memory of 3184 1236 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe 82 PID 1236 wrote to memory of 3184 1236 37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe"C:\Users\Admin\AppData\Local\Temp\37064ff96cf1134970e9415a4cc5b4406d7120646a7f6917fbe149eb81f70b8e.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1236 -
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:3184
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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
MD592fea2c151dee6d31ed0c0da2cf9a86e
SHA1c9233a9e8941a66b96735eb599b9874581ac4dbb
SHA25675db00543363f89559a90a00d9a0f959a01dbef6b1ff0d9177d7dea9bfe9c480
SHA5123b42aac7aa81ac197f6c34d959f80aa34fadd775d7846e48303cab1f3ed820de61987fe70857126ea05c8cfa2a7316e64b314259b12700b5d3755f93b85a345b
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Filesize
320B
MD5664e52d016d85dfedab051b95a857e4c
SHA1af1076201681ab956357d651728bb9a3b4928e1e
SHA2560f041c1ac238ce2d5a599ac88254e659288778756af0ee93d9688d9b0e3ce7c6
SHA5121b9782854bb29bad2052e83edafe7fa0865336155918a542c87c9ab5584f34ef2257b9604941e6bed8133974de89993609e04ff653131a508c8924f83995adf2
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Filesize
320B
MD57ef5a26c3697b1272efe509cf320a8bb
SHA1e566a361b1a030b56b56b2f9aeb36df64e1d8fbf
SHA2567ce910ad9fcf8520df8679bb59422950edd6f598e701b63c34adc942f5854819
SHA51215210dd53d1acd3ed89d08edeb2d5f8d1b7ee53032ae9c49098f91fc3bceab4d1311b0ff7580490f61495d5ce0dda3d9b6a5cd1bdf7c4cd66e3a2af4af64f2bf
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2