27e91e3f6b4b2c5853c59ad4cc8d5d0064bcefcfee10529382d5b6f38eb0977c

Resubmissions

02-08-2024 14:37

240802-rzb9lsxgrm 4

02-08-2024 14:35

240802-rx6qfaxgnr 3

Analysis

max time kernel
100s
max time network
102s
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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General

Target

UltimMC/Qt5Svg.dll
Size

349KB
MD5

96934c8f93716fb4c5ab7433c3fcf660
SHA1

e411016b245b77813f8ea5ed9dc8dcf9403ac831
SHA256

adb44de5a537f5fadb9288e3852189f799ba7b95cef847f2198a8864ab6f063b
SHA512

bcd231289cf4900886a4a5c55c0584073da36d5dd823ebf6a59986932fdb1cf70ead079fcdc7e9cfd4837e6212eb7037a7b5b7b0704e073b06c6fc4f5dbbc97d
SSDEEP

6144:GCJ8N/2aVIOLZS5Qyk2MIwe8x1TB3JJ+Wd5J/LCW2V:GCJQ2arZS2yAG8x1TRjDL

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

764 3940 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
764	3940	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 4192 wrote to memory of 3940	4192	rundll32.exe	rundll32.exe
PID 4192 wrote to memory of 3940	4192	rundll32.exe	rundll32.exe
PID 4192 wrote to memory of 3940	4192	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Svg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4192

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Svg.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:3940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3940 -s 620
3⤵
- Program crash
PID:764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3940 -ip 3940
1⤵
PID:2204

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/3940-0-0x0000000002970000-0x0000000002FB4000-memory.dmp

Filesize
6.3MB

Download
memory/3940-2-0x0000000002970000-0x0000000002FB4000-memory.dmp

Filesize
6.3MB

Download
memory/3940-4-0x0000000068881000-0x0000000068B29000-memory.dmp

Filesize
2.7MB

Download
memory/3940-5-0x0000000068880000-0x0000000068DAF000-memory.dmp

Filesize
5.2MB

Download
memory/3940-8-0x000000006FC40000-0x000000006FD41000-memory.dmp

Filesize
1.0MB

Download
memory/3940-7-0x000000006E940000-0x000000006E964000-memory.dmp

Filesize
144KB

Download
memory/3940-11-0x0000000064940000-0x0000000064954000-memory.dmp

Filesize
80KB

Download
memory/3940-10-0x0000000061940000-0x0000000061EB5000-memory.dmp

Filesize
5.5MB

Download
memory/3940-6-0x0000000067740000-0x000000006779F000-memory.dmp

Filesize
380KB

Download
memory/3940-12-0x0000000002970000-0x0000000002FB4000-memory.dmp

Filesize
6.3MB

Download