5c7cf85d5f923da3ecf3699ca8a217ce41ed217bc26294ecadeb53199375f596 | Triage

Analysis

max time kernel
131s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
31-05-2024 03:13

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

477b78e5db22b4e651b6bec39d5c1acf
SHA1

418038f8d4db22471f55206aa8eb372f3f133d0d
SHA256

80d84f6c405f4e7b51d3e0c7c10b06ce60b28a43451bbe0e6e464d5e4783fc35
SHA512

6658a0718a6c15a6f0767d87d604ced9d2f3a1494eb6e44d39507687b9e675a05d026b68a7ef8a311b10863e229a963c8ea6f6efb1d92b0657b32ee836adfe21
SSDEEP

192:oB8cxzvTyl4tgi8pPjQM0PuAg0YNyPIFtSP:oBxzm+t18pZ0WAg0RPIFg

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4488 1416 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1320 wrote to memory of 1416	1320	rundll32.exe	rundll32.exe
PID 1320 wrote to memory of 1416	1320	rundll32.exe	rundll32.exe
PID 1320 wrote to memory of 1416	1320	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
2⤵
PID:1416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 636
3⤵
- Program crash
PID:4488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1416 -ip 1416
1⤵
PID:4888

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=3404,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=4216 /prefetch:8
1⤵
PID:4108

Network

MITRE ATT&CK Matrix

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