27e91e3f6b4b2c5853c59ad4cc8d5d0064bcefcfee10529382d5b6f38eb0977c

Resubmissions

02-08-2024 14:37

240802-rzb9lsxgrm 4

02-08-2024 14:35

240802-rx6qfaxgnr 3

Analysis

max time kernel
115s
max time network
131s
platform
windows11-21h2_x64
resource
win11-20240729-en
resource tags

arch:x64arch:x86image:win11-20240729-enlocale:en-usos:windows11-21h2-x64system
submitted
02-08-2024 14:35

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Report Analysis Logs

General

Target

UltimMC/libssp-0.dll
Size

18KB
MD5

d6859975aaf6d3aa92f2d50f6e9876a0
SHA1

d3cf8dd3f1ab9712e819a33b3827fe02e7732aa8
SHA256

17329c4c19e8f23cde9c99155eb3f8759f8d2383ad856c32a51b3b9fa2846811
SHA512

75acc3c020cd7138f5f5e3aac30c6d659a20c6f1bfe3635a6cebae13c4ea0a549994ca65b51f96b8f6042b0e2696e68762ec5a683fd25133729631cf6b43ad15
SSDEEP

192:dp7WMmYHrucAtBZgcVJRi15SDTiDLbjIq1W8WQjfHTjXtUxmj:/aM5aNMcV30VLbj9sJQ7HXQg

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3048 1296 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
3048	1296	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 1392 wrote to memory of 1296	1392	rundll32.exe	rundll32.exe
PID 1392 wrote to memory of 1296	1392	rundll32.exe	rundll32.exe
PID 1392 wrote to memory of 1296	1392	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libssp-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1392

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libssp-0.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 448
3⤵
- Program crash
PID:3048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1296 -ip 1296
1⤵
PID:3452

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/1296-0-0x0000000068AC0000-0x0000000068ACC000-memory.dmp

Filesize
48KB

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