27e91e3f6b4b2c5853c59ad4cc8d5d0064bcefcfee10529382d5b6f38eb0977c

Analysis

max time kernel
114s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 14:31

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General

Target

UltimMC/Qt5Xml.dll
Size

221KB
MD5

f09bf12746b7821c7ab1e16ce41e9119
SHA1

f70368238133e02957e465ae1196f064da69680b
SHA256

dbdd63614097767943c585c09f08d346500683e308861f583b2589618d491d6a
SHA512

ff3dfbec1efb9dae085da3b38f1f7b3d59c289137bc18c8330a6ae95471eded0569669dbf9eb83ffb3be03803c6eb248f2999b963614c40719bc953138fe85d5
SSDEEP

3072:nn7BwPZm8TEGjKh+NPmuWFaDA1w1Bn6PJQD+B6TQtiPVSe00FUAuDl3DF+bDXW2b:uPdjKhY+uWFaDA1jeu6TQtiPWuPW2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4436 552 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

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

pid	pid_target	process	target process
4436	552	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1932 wrote to memory of 552	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 552	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 552	1932	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Xml.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Xml.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 676
3⤵
- Program crash
PID:4436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 552 -ip 552
1⤵
PID:468

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=3840,i,8231329449558834090,4540802069600791165,262144 --variations-seed-version --mojo-platform-channel-handle=1304 /prefetch:8
1⤵
PID:4252

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/552-0-0x0000000068881000-0x0000000068B29000-memory.dmp

Filesize
2.7MB

Download
memory/552-1-0x0000000066C00000-0x0000000066C3E000-memory.dmp

Filesize
248KB

Download
memory/552-4-0x0000000064940000-0x0000000064954000-memory.dmp

Filesize
80KB

Download
memory/552-2-0x000000006E940000-0x000000006E964000-memory.dmp

Filesize
144KB

Download
memory/552-3-0x000000006FC40000-0x000000006FD41000-memory.dmp

Filesize
1.0MB

Download
memory/552-5-0x0000000068880000-0x0000000068DAF000-memory.dmp

Filesize
5.2MB

Download