a213e0faf45cabad343b34a05a65ef437bed06fdf392a01a25b28def670a70e2 | Triage

Analysis

max time kernel
139s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-04-2024 00:33

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General

Target

$PLUGINSDIR/nsis7z.dll
Size

313KB
MD5

06a47571ac922f82c098622b2f5f6f63
SHA1

8a581c33b7f2029c41edaad55d024fc0d2d7c427
SHA256

e4ab3064f2e094910ae80104ef9d371ccb74ebbeeed592582cf099acd83f5fe9
SHA512

04b3d18042f1faa536e1393179f412a5644d2cf691fbc14970f79df5c0594eeedb0826b495807a3243f27aaa0380423c1f975fe857f32e057309bb3f2a529a83
SSDEEP

6144:rA9ssOlBrbYr5UP4m3mC/FvBbhQ1JzI+yQKiJGxdNtsm0:r2S165UP4mL/FvBtC8zQdSDmm0

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1484	3120	WerFault.exe	91

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 3120	2880	rundll32.exe	91
PID 2880 wrote to memory of 3120	2880	rundll32.exe	91
PID 2880 wrote to memory of 3120	2880	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
  2⤵
  PID:3120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 600
    3⤵
    - Program crash
    PID:1484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3120 -ip 3120
1⤵
PID:4132

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 --mojo-platform-channel-handle=4068 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
1⤵
PID:4168

Network

MITRE ATT&CK Matrix

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