Analysis
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max time kernel
131s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2024, 05:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe
Resource
win7-20240903-en
6 signatures
150 seconds
General
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Target
2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe
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Size
2.0MB
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MD5
e3301af122c6134fc7276f27c7379b3b
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SHA1
cddb4ef56bc42b65ee69fed559bdded3b5ab1d65
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SHA256
9be78428a01a703a0dce43ea96f68671d97f9b11ff2a5a4342a6a66b5560612d
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SHA512
1b24b9cc95854cffcaf1c1479d07f7fa75560134eda46600b765f30705452b7ca0e9c64ddff3d635b23dd5147f9879b23fee7c96efcb21be1185aded42f408ca
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SSDEEP
49152:xbc87UOwbw+oCGY+UGxI1nOzzZOJDlj25B5zdqzTkQTvTNTITzUTITIThToTwT/U:lcEUOwNt/25BxQ
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3920-1-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-0-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-23-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-21-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-17-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-49-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-48-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-47-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-46-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-41-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-38-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-36-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-33-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-29-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-28-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-15-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-9-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-5-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-3-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-31-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-25-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-19-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-13-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-11-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-7-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-2-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral2/memory/3920-50-0x0000000010000000-0x000000001003D000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 1 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 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\default_page_url = "http://591314.org/?soft" 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://591314.org/?soft" 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3920 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe 3920 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3920 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe 3920 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe 3920 2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-19_e3301af122c6134fc7276f27c7379b3b_avoslocker.exe"1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3920
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4768,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=948 /prefetch:81⤵PID:5900