Analysis
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max time kernel
114s -
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
16-08-2024 20:26
Behavioral task
behavioral1
Sample
3e8e070b686744b5c7d08171d4c3b6d0N.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
3e8e070b686744b5c7d08171d4c3b6d0N.dll
Resource
win10v2004-20240802-en
General
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Target
3e8e070b686744b5c7d08171d4c3b6d0N.dll
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Size
76KB
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MD5
3e8e070b686744b5c7d08171d4c3b6d0
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SHA1
ef71696c418fe547558f09123b0d51b57b9ea5d3
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SHA256
7454bd6677d0c02c5d67a4727f17b74a43a0a0f3a22228721e07a0e820e3cd15
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SHA512
640e325dc925919359bd9b35019469c148f75bef28ceecb1963e89d5881f49d673be08dd0f1d2f96cd40153b4b0bc53a44a09d4738ce78eb4bd85f78ab67a641
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZYUf:c8y93KQjy7G55riF1cMo03Kg
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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Processes:
resource yara_rule behavioral2/memory/4032-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4032-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 2288 4032 WerFault.exe 93 -
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.
Processes:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid Process Token: SeDebugPrivilege 4032 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 1656 wrote to memory of 4032 1656 rundll32.exe 93 PID 1656 wrote to memory of 4032 1656 rundll32.exe 93 PID 1656 wrote to memory of 4032 1656 rundll32.exe 93
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3e8e070b686744b5c7d08171d4c3b6d0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3e8e070b686744b5c7d08171d4c3b6d0N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4032 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 7003⤵
- Program crash
PID:2288
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4032 -ip 40321⤵PID:1116
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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=2820,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=3760 /prefetch:81⤵PID:3108