27e91e3f6b4b2c5853c59ad4cc8d5d0064bcefcfee10529382d5b6f38eb0977c

Resubmissions

02/08/2024, 14:37

240802-rzb9lsxgrm4

02/08/2024, 14:35

240802-rx6qfaxgnr3

Analysis

max time kernel
149s
max time network
156s
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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General

Target
UltimMC/libssp-0.dll
Size 18KB
Sample240802-rzb9lsxgrm
SHA256 17329c4c19e8f23cde9c99155eb3f8759f8d2383ad856c32a51b3b9fa2846811
MD5 d6859975aaf6d3aa92f2d50f6e9876a0
SHA1 d3cf8dd3f1ab9712e819a33b3827fe02e7732aa8
SHA512 75acc3c020cd7138f5f5e3aac30c6d659a20c6f1bfe3635a6cebae13c4ea0a549994ca65b51f96b8f6042b0e2696e68762ec5a683fd25133729631cf6b43ad15
SSDEEP 192:dp7WMmYHrucAtBZgcVJRi15SDTiDLbjIq1W8WQjfHTjXtUxmj:/aM5aNMcV30VLbj9sJQ7HXQg
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4560	4664	WerFault.exe	81

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

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 4664	4484	rundll32.exe	81
PID 4484 wrote to memory of 4664	4484	rundll32.exe	81
PID 4484 wrote to memory of 4664	4484	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libssp-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4484
- 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:4664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 448
    3⤵
    - Program crash
    PID:4560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4664 -ip 4664
1⤵
PID:3596

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/4664-0-0x0000000068AC0000-0x0000000068ACC000-memory.dmp

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