12978eef9daed92259dc10c461bdf027cc646b49425f9941da73d4ded1483d86 | Triage

Analysis

max time kernel
128s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/06/2024, 20:18

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General

Target

MSVCP100.dll
Size

411KB
MD5

bc83108b18756547013ed443b8cdb31b
SHA1

79bcaad3714433e01c7f153b05b781f8d7cb318d
SHA256

b2ad109c15eaa92079582787b7772ba0a2f034f7d075907ff87028df0eaea671
SHA512

6e72b2d40e47567b3e506be474dafa7cacd0b53cd2c2d160c3b5384f2f461fc91bb5fdb614a351f628d4e516b3bbdabc2cc6d4cb4710970146d2938a687dd011
SSDEEP

12288:Seb8zxr1aWPaHX7dGP5frhUgiW6QR7t5qv3Ooc8UHkC2e7wx:Seb8Fpa6aHX7dGP5Gv3Ooc8UHkC2ekx

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5372	2228	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2228	2016	rundll32.exe	88
PID 2016 wrote to memory of 2228	2016	rundll32.exe	88
PID 2016 wrote to memory of 2228	2016	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCP100.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCP100.dll,#1
  2⤵
  PID:2228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 604
    3⤵
    - Program crash
    PID:5372

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=1324 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:5136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 2228 -ip 2228
1⤵
PID:5780

Network

MITRE ATT&CK Matrix

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