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
104s
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 14:37

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Report Analysis Logs

General

Target

UltimMC/Qt5Widgets.dll
Size

6.2MB
MD5

501d23a2e5e2f8bb1564ac627f674bc0
SHA1

84934fea79b0e4c39afc325b48a3dbc64e6d98ef
SHA256

5c16112f7f7454e2e802f4a18e0b9a9a0086b9ae29bae35892d7d32f3fa81c94
SHA512

9282c422b289309f74c5af8a5b102791057607ea0e35f0bde41a64c4240cae3f1fac921c3271d55fd22e56a9934db6b535c114244a79debcf8185fc4c094163c
SSDEEP

98304:wNL3373gY4y8fcLwtFc94OLHa2QmqfbTI7N6WidvtjPvAsSo+AyNBVmcBNx2hXL/:a+yG+yFisM46BJqgxUVs3Xcu6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

712 3200 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
712	3200	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 4656 wrote to memory of 3200	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 3200	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 3200	4656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Widgets.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\Qt5Widgets.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:3200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 624
3⤵
- Program crash
PID:712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3200 -ip 3200
1⤵
PID:612

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/3200-0-0x0000000002170000-0x00000000026E5000-memory.dmp

Filesize
5.5MB

Download
memory/3200-3-0x0000000068881000-0x0000000068B29000-memory.dmp

Filesize
2.7MB

Download
memory/3200-2-0x0000000002170000-0x00000000026E5000-memory.dmp

Filesize
5.5MB

Download
memory/3200-4-0x0000000068880000-0x0000000068DAF000-memory.dmp

Filesize
5.2MB

Download
memory/3200-10-0x0000000002170000-0x00000000026E5000-memory.dmp

Filesize
5.5MB

Download
memory/3200-9-0x0000000068880000-0x0000000068DAF000-memory.dmp

Filesize
5.2MB

Download
memory/3200-8-0x000000006FC40000-0x000000006FD41000-memory.dmp

Filesize
1.0MB

Download
memory/3200-7-0x0000000064940000-0x0000000064954000-memory.dmp

Filesize
80KB

Download
memory/3200-5-0x0000000061DC0000-0x0000000062404000-memory.dmp

Filesize
6.3MB

Download
memory/3200-6-0x000000006E940000-0x000000006E964000-memory.dmp

Filesize
144KB

Download