de08c69d06b2f176058aa6001b9f9195ef9599f1f79b783e21762046258583d3 | Triage

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04-03-2024 05:33

240304-f84jnsca52 10

04-03-2024 04:18

240304-exd9zahe9z 10

Analysis

max time kernel
134s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04-03-2024 04:18

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General

Target

dcrat/data/NCC3.dll
Size

72KB
MD5

aa84f91edd922e7b3bb979e663c94f1a
SHA1

da46b9962a6c6cceef38c3e11b8b5bc9c1b536fa
SHA256

38274608d5a4b53ec22f8099f798ba46ce0ed41db65a33dfb3853f0dbf849f6f
SHA512

88392fc77a0300ece306908867be38011530d9eefdf003452ba86d82f2fa4a61c2b27a199f376ac307c095beaa4f52cefcab59c8b28fa187c0bca13f55f2d98b
SSDEEP

1536:a44UF/3qab79HtYDAD5MPEBq9iNv6qfSOBHfVW:a44G3fRMPiuuv6qqOBHfVW

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2480 876 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1952 wrote to memory of 876	1952	rundll32.exe	rundll32.exe
PID 1952 wrote to memory of 876	1952	rundll32.exe	rundll32.exe
PID 1952 wrote to memory of 876	1952	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcrat\data\NCC3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcrat\data\NCC3.dll,#1
  2⤵
  PID:876
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 876 -s 604
    3⤵
    - Program crash
    PID:2480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 876 -ip 876
1⤵
PID:2340

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=3280 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
1⤵
PID:4792

Network

MITRE ATT&CK Matrix

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