27e91e3f6b4b2c5853c59ad4cc8d5d0064bcefcfee10529382d5b6f38eb0977c

Resubmissions

02-08-2024 14:37

240802-rzb9lsxgrm 4

02-08-2024 14:35

240802-rx6qfaxgnr 3

Analysis

max time kernel
91s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240730-en
resource tags

arch:x64arch:x86image:win11-20240730-enlocale:en-usos:windows11-21h2-x64system
submitted
02-08-2024 14:35

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Report Analysis Logs

General

Target

UltimMC/Qt5Gui.dll
Size

5.4MB
MD5

03e5f50d7848d9cc2d8d00127ea6e706
SHA1

30a5fd241e9db476f11235d7a7d650ec23ac97e2
SHA256

047811d5fecb88e19c6e70aeabac7848599142cfe8aba1a01c0d130dd4f72452
SHA512

d41c80f85cfbe9779cccb3ad3825917044075b126c866aece157c6b85b418382394cb6a58cd5b2ea386659c042fcebe963131fb2d37ee80c684c1c9154eb9e31
SSDEEP

98304:TKTu1y8DX4YFi3UIK5f77kyB1ophScU22BhrwRD7e+1X+Q86o:TPTFbFdYhd86

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4480 2580 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
4480	2580	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 1788 wrote to memory of 2580	1788	rundll32.exe	rundll32.exe
PID 1788 wrote to memory of 2580	1788	rundll32.exe	rundll32.exe
PID 1788 wrote to memory of 2580	1788	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Gui.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1788

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Gui.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:2580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 620
3⤵
- Program crash
PID:4480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2580 -ip 2580
1⤵
PID:1100

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

Replay Monitor

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Downloads

memory/2580-0-0x0000000068881000-0x0000000068B29000-memory.dmp

Filesize
2.7MB

Download
memory/2580-1-0x0000000068880000-0x0000000068DAF000-memory.dmp

Filesize
5.2MB

Download
memory/2580-2-0x0000000061940000-0x0000000061EB5000-memory.dmp

Filesize
5.5MB

Download
memory/2580-5-0x000000006FC40000-0x000000006FD41000-memory.dmp

Filesize
1.0MB

Download
memory/2580-4-0x0000000064940000-0x0000000064954000-memory.dmp

Filesize
80KB

Download
memory/2580-3-0x000000006E940000-0x000000006E964000-memory.dmp

Filesize
144KB

Download