d311509ef08c9eb1b0505bef41b4ec206b82beb5ee756f680cf4b0bcfab10189 | Triage

Analysis

max time kernel
147s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 19:31

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General

Target

vcamp140.dll
Size

390KB
MD5

75002bd6d7d87dd2f13d93fee0fc7f2c
SHA1

799d0bab741bc10d35d238c1280509d3392a75a1
SHA256

a04d363c118d6e1d01d4ce1ff3342cc4b9ba1eaa1eba8ee2bbec1fce9f57b67a
SHA512

91fc96b06e2191f85aac81b0a73d6bb7a7c865329cf3ae1008110dd6cf312a6b744aa653874032942de49eae7e745b0188cf2268c45f518c12a2ad95889e2451
SSDEEP

6144:+kwF2i2gZ7spwy8I/3wsCpcTRGcrDUDeERziBGj1gGWP:W2bQQpwD35wGcrDUPRmBWy

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4548	3396	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4288 wrote to memory of 3396	4288	rundll32.exe	90
PID 4288 wrote to memory of 3396	4288	rundll32.exe	90
PID 4288 wrote to memory of 3396	4288	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcamp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4288
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcamp140.dll,#1
  2⤵
  PID:3396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 636
    3⤵
    - Program crash
    PID:4548

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=1420 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:4828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3396 -ip 3396
1⤵
PID:4340

Network

MITRE ATT&CK Matrix

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