8398f9158dd22bfb3d847b38495a2720a73d83df4dc8c332837c97282cf56b98 | Triage

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2024 16:42

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General

Target

scripts/zArbiter.dll
Size

33KB
MD5

da8ff70faa18664815bc46f5233b8c91
SHA1

a551a53615a5ea564520ae853067c9c704288bee
SHA256

94963dfeb096cfac8991965507919f05111a7c26bf35f7bf7f2b58ed3fe081c7
SHA512

9f38425d58e8b88643f806704c2cdb9440fa2d53e04303cdae5765000d2989e84adab3fae07faeba340dacd2405d81e9b21d6d3f2aff5f3fb33b96a5cbfd367f
SSDEEP

768:/ZzebXSz9duJPWijlPiO5bx8roVYB5vf2XdWkYyHZ8YPoKeisE7Zjp:eXSRduRliO5N8cV853Q7Z8+

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2960	3016	rundll32.exe	93
PID 3016 wrote to memory of 2960	3016	rundll32.exe	93
PID 3016 wrote to memory of 2960	3016	rundll32.exe	93

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\scripts\zArbiter.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\scripts\zArbiter.dll,#1
  2⤵
  PID:2960

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=1036 --field-trial-handle=2264,i,7994609493164365963,13212734413040148104,262144 --variations-seed-version /prefetch:8
1⤵
PID:2480

Network

MITRE ATT&CK Matrix

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Downloads