46604cb79716d7402b03cf68c6aa353d1c560d750bc82a1b4d549309a4d58ff4 | Triage

Analysis

max time kernel
143s
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
03-03-2024 01:08

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General

Target

Email-Worm/Happy99.exe
Size

9KB
MD5

02dd0eaa9649a11e55fa5467fa4b8ef8
SHA1

a4a945192cb730634168f79b6e4cd298dbe3d168
SHA256

4ebe3e1af5e147c580ecce052fe7d7d0219d5e5a2f5e6d8a7f7291735923db18
SHA512

3bf69de674737ca15d6ff7ce73396194f3631dc4b8d32cc570adeeacdc210acee50fd64c97172ce7cc77f166c681d2ccd55955b3aca9188813b7ff6f49280441
SSDEEP

192:nR81cIkA5Dbaj/CaFx40Z9HnLH8bzTbjt5BNUFO:RycyhqN4u9HnLH8bnbjtpl

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 5 IoCs

Processes:

Happy99.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Ska.exe	Happy99.exe
File opened for modification	C:\Windows\SysWOW64\Ska.exe	Happy99.exe
File created	C:\Windows\SysWOW64\Ska.dll	Happy99.exe
File created	C:\Windows\SysWOW64\wsock32.ska	Happy99.exe
File opened for modification	C:\Windows\SysWOW64\wsock32.dll	Happy99.exe

C:\Users\Admin\AppData\Local\Temp\Email-Worm\Happy99.exe
"C:\Users\Admin\AppData\Local\Temp\Email-Worm\Happy99.exe"
1⤵
- Drops file in System32 directory
PID:1100

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=1328 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:4508

Network

MITRE ATT&CK Matrix

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