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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 19:39
Behavioral task
behavioral1
Sample
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe
Resource
win10v2004-20240802-en
General
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Target
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe
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Size
29KB
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MD5
884e2d7716a360b3d0add13aaceffbb0
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SHA1
d538e4dede805e231102b24b23520afec15bc2dd
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SHA256
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2e
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SHA512
171b1d96acf9c922f3b0ec56cb7ee00af1b167081496c73d0d832683ab5cb0c452da70b53f853fb65b3dd96229861b3339b54d2b5b50601914ba0503dfaa81e5
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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/2144-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2144-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2144-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2144-136-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2144-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2144-163-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 5060 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" e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2144-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000800000002345d-6.dat upx behavioral2/memory/5060-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2144-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5060-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5060-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5060-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5060-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5060-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5060-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2144-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5060-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2144-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5060-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000021a6e-45.dat upx behavioral2/memory/2144-136-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5060-137-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2144-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5060-157-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5060-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2144-163-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5060-164-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe File created C:\Windows\java.exe e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe File created C:\Windows\services.exe e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.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 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2144 wrote to memory of 5060 2144 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 82 PID 2144 wrote to memory of 5060 2144 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 82 PID 2144 wrote to memory of 5060 2144 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe"C:\Users\Admin\AppData\Local\Temp\e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2144 -
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:5060
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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
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
29KB
MD50c464a516665e1bd11f6522063d7d8c6
SHA1b4fee770bda5569702ee915a4e8b7baa4084f9d9
SHA256e6f48187c1e3d6a8969141190101bba5eadcc3c02bdff774da97724e093fda72
SHA5120899c310a119de7d7036aa4d74c9417f4d1048b22f2f2964ea29e03956732019ec466fe49660ca00a5cd7c587863bf8b4c79247a8ccbadf83fa4fc4c7b727717
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Filesize
320B
MD5970f2598b286b22402edd9a13c5d2a17
SHA11c67648de4e33d515bcc3a0350d0ba5505145404
SHA256a2e4391173057c8365c1adb840fe63d5f2eef64d1da12783ed1a45c056ffab75
SHA512d7cc38cebc18c7706e3289d6290c350cc30ecc27d627d327dd652c09bd2f1c34da4d05035dee60d8651c8944fe078b9391985a7e8b96dace3115ca489e182b8e
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Filesize
320B
MD57592a8ff9e045ff1fe3077fbeebff8b4
SHA1e0d72cb626768cf62e400ba1a6994b9bc2713656
SHA2566a772a031cdee694480ec148deaef4c31baa94905d8f2482ab4f6182a8c9084c
SHA51210ee45c867d81f69a76ba0d05161de9c1ec970c7f6e27cd0d5bc13a482c0e626e3940e028e01e39658832ded772363706253d708e35999cd0918356b57b3003b
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Filesize
320B
MD5ae53cce5ed9418e1cc937ebcc2a963bd
SHA114951b80ef8da4dbdb6cdd1dbc4aa5ca8fd1ba02
SHA25629ceb417c07d04fc65d3e5ee5da716f34aa6efb6ea8defcf1e369705c4f7c547
SHA512d46b5e8a48369c840b7142c44fce81c124a30e73c46b77e7eb98c8843005f22a3e1b0a01a226ed473e075d1b539e4b5f0a672dec137942a07e9cb08fb2c4b3a7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2