4a0b83817f7e10ccaf4f73a8317c132fef767f646b5669e28d509c935910ef79

Analysis

max time kernel
125s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 14:00

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General

Target

NsResize.dll
Size

60KB
MD5

9c655b0c142db0494026c1ebb1b3923f
SHA1

2dbebe42968e78200688e40ab5b8d25bf8e0b4df
SHA256

ef2d114896f07fc20aed5c3045754de0103813aa31bedb188262cec6fb3263dd
SHA512

51d7efab18f6909daf61534befa2e20eec437c24114f7c21b383004806d4b8869dc12395a972965c89dbeb66fe0282833207b5aa93ec7f085ca7054d0a0d9f1d
SSDEEP

768:qGFZmKGqWJ0hYkuyws9yon9dmkVL8L+vR/2nArYDRjrn9To+:q6mfmYkuX3onDmkVLm+o7DB9To

Score

3^/10

discovery

Malware Config

Signatures

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5024	4560	WerFault.exe	89
2900	4560	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 4560	4692	rundll32.exe	89
PID 4692 wrote to memory of 4560	4692	rundll32.exe	89
PID 4692 wrote to memory of 4560	4692	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NsResize.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NsResize.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4560
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 568
    3⤵
    - Program crash
    PID:5024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 844
    3⤵
    - Program crash
    PID:2900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4560 -ip 4560
1⤵
PID:5068

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 --field-trial-handle=4344,i,11391966286255097843,10588851088187498028,262144 --variations-seed-version --mojo-platform-channel-handle=3904 /prefetch:8
1⤵
PID:3112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4560 -ip 4560
1⤵
PID:4228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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