Analysis
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max time kernel
136s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 18:13
Static task
static1
Behavioral task
behavioral1
Sample
2fb680ad3d71082b098f86c2e0951771327e41f3f91f8e985fd5af4a3e19afb5.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2fb680ad3d71082b098f86c2e0951771327e41f3f91f8e985fd5af4a3e19afb5.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240508-en
General
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Target
$PLUGINSDIR/nsExec.dll
-
Size
6KB
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MD5
ac0f93b2dec82e9579bff14c8572a6c8
-
SHA1
6460244317cbb77e342adb3561ec3acb496c84d5
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SHA256
3aa8e0abadefea2de58281198acfe48713a1d5b43aea5619f563cea098e9fd34
-
SHA512
8055a6af150c45547927499f9cbf645d7f39c8e4f9caff4726fd711d2401abca01a79837095e5752b9f57b06446973ea6506796f2223bdb0179243d6e0575bd2
-
SSDEEP
96:5OBtEB2flLkatAthPZJoi9jpfW/er6cBbcB/NFyVOHd0+u3wEX:5hB2flXAVJtjf6cBbcB/N8Ved0PJ
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4008 4732 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1448 wrote to memory of 4732 1448 rundll32.exe rundll32.exe PID 1448 wrote to memory of 4732 1448 rundll32.exe rundll32.exe PID 1448 wrote to memory of 4732 1448 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1448 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵PID:4732
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 6123⤵
- Program crash
PID:4008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4732 -ip 47321⤵PID:3032
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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 --no-appcompat-clear --field-trial-handle=3804,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=4020 /prefetch:81⤵PID:1720