Analysis
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max time kernel
119s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-01-2025 09:07
Behavioral task
behavioral1
Sample
40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe
Resource
win7-20240903-en
General
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Target
40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe
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Size
805KB
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MD5
70965abcdd71cce1676e3eec5f3e117e
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SHA1
939065282a75e748088a286ecbf0277b544281fb
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SHA256
40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf
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SHA512
e26a80902fe7ddf4ee45125adeab292823573ec77739968e9aa16523966108aeed14183774a9ec8f76bcd4725eec17744fbd7312dcd8fb484650ad20f1e2f718
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SSDEEP
12288:hfp1E31IuRjOCPffwtq0KWXPS9//Lay2yAYNssPgISyknNp1W/FW/bf3diVVuAHM:hfI9FPfV/LV2utSyOrf38VV9YIGV
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2804 setup.exe -
Loads dropped DLL 1 IoCs
pid Process 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe -
resource yara_rule behavioral1/memory/2756-0-0x00000000013E0000-0x000000000163C000-memory.dmp upx behavioral1/files/0x0008000000015cfd-2.dat upx behavioral1/memory/2756-4-0x0000000000F30000-0x000000000118C000-memory.dmp upx behavioral1/memory/2804-9-0x0000000000320000-0x000000000057C000-memory.dmp upx behavioral1/memory/2756-7-0x00000000013E0000-0x000000000163C000-memory.dmp upx behavioral1/memory/2756-29-0x00000000013E0000-0x000000000163C000-memory.dmp upx behavioral1/memory/2804-30-0x0000000000320000-0x000000000057C000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main setup.exe Key created \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" setup.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2804 setup.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2804 setup.exe -
Suspicious use of SetWindowsHookEx 16 IoCs
pid Process 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe 2804 setup.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31 PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31 PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31 PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31 PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31 PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31 PID 2756 wrote to memory of 2804 2756 40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe"C:\Users\Admin\AppData\Local\Temp\40c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Users\Admin\AppData\Local\Temp\setup.exeC:\Users\Admin\AppData\Local\Temp\setup.exe relaunch2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15KB
MD560995d04e55f8d138cf5183e95942906
SHA1d90f51dd6705b94d7d3915dad623f61a7654a410
SHA25605b3464493d500473e1370aafd8c0b8db1678bd38353237141997607caf5c132
SHA5123886ba8025d96b3ba1522def75b997aec503505c14ec3364bba93fa8a5509c792b44bc67a9afbfcc4af9047bad69ae7c9dfd61ec094079cf7ddf3838704af871
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Filesize
805KB
MD570965abcdd71cce1676e3eec5f3e117e
SHA1939065282a75e748088a286ecbf0277b544281fb
SHA25640c7f7fde98145affbcd2d31f3d408743c39737c4d5395c81ca9452b646a91bf
SHA512e26a80902fe7ddf4ee45125adeab292823573ec77739968e9aa16523966108aeed14183774a9ec8f76bcd4725eec17744fbd7312dcd8fb484650ad20f1e2f718