d16dddc1e9ad69c5ef67afd93eb801c74ca5b95ec8b46741786c8c8ec47b1b1d

Resubmissions

28/08/2024, 05:45

240828-gfzwfsyfpl 10

11/03/2024, 16:38

240311-t5j8hsfe8v 10

11/03/2024, 16:32

240311-t11dyabd98 10

Analysis

max time kernel
66s
max time network
71s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
28/08/2024, 05:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

heur000.dll
Size

124KB
MD5

ca4822789da674e2ae4658ee4250adb5
SHA1

58c3f3f15781cd775ce485f5c4d392b31bdbbe10
SHA256

16e8d6dc3e1c3562f8f7e98d492c152965fc08d7cc57e3846e35de11af49092e
SHA512

7022c63c100acc1cd2083f051ce37baa8a8e1dd1fad7c76e0ff90e05fc1c59356f9e2ae09402ca4f91bafece0c9ee52af804c52f05e6453d42bf3816542a61d7
SSDEEP

3072:prQm5MC1bRoAwOSxoPMVsf0nQla8vxgs2N+r3rk:Km53RRgPvSCsDr3r

Score

3^/10

discovery

Malware Config

Signatures

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

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 1944	4536	rundll32.exe	81
PID 4536 wrote to memory of 1944	4536	rundll32.exe	81
PID 4536 wrote to memory of 1944	4536	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\heur000.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\heur000.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1944

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

Loading Replay Monitor...

Downloads

memory/1944-0-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download
memory/1944-1-0x0000000002CC0000-0x0000000002CEC000-memory.dmp

Filesize
176KB

Download
memory/1944-2-0x0000000002E60000-0x0000000002E61000-memory.dmp

Filesize
4KB

Download
memory/1944-7-0x00000000013B0000-0x00000000013B1000-memory.dmp

Filesize
4KB

Download
memory/1944-6-0x0000000002E10000-0x0000000002E11000-memory.dmp

Filesize
4KB

Download
memory/1944-5-0x0000000002E20000-0x0000000002E21000-memory.dmp

Filesize
4KB

Download
memory/1944-4-0x0000000002E30000-0x0000000002E31000-memory.dmp

Filesize
4KB

Download
memory/1944-3-0x0000000001390000-0x0000000001391000-memory.dmp

Filesize
4KB

Download
memory/1944-9-0x0000000002E40000-0x0000000002E41000-memory.dmp

Filesize
4KB

Download
memory/1944-8-0x0000000002E00000-0x0000000002E01000-memory.dmp

Filesize
4KB

Download
memory/1944-10-0x00000000013A0000-0x00000000013A1000-memory.dmp

Filesize
4KB

Download
memory/1944-12-0x0000000002E90000-0x0000000002E91000-memory.dmp

Filesize
4KB

Download
memory/1944-11-0x0000000002E70000-0x0000000002E71000-memory.dmp

Filesize
4KB

Download
memory/1944-16-0x0000000002EE0000-0x0000000002EE1000-memory.dmp

Filesize
4KB

Download
memory/1944-17-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

Filesize
4KB

Download
memory/1944-20-0x0000000002CC0000-0x0000000002CEC000-memory.dmp

Filesize
176KB

Download
memory/1944-19-0x0000000002FD0000-0x0000000002FD1000-memory.dmp

Filesize
4KB

Download
memory/1944-14-0x0000000002EC0000-0x0000000002EC1000-memory.dmp

Filesize
4KB

Download
memory/1944-18-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

Filesize
4KB

Download
memory/1944-15-0x0000000002EB0000-0x0000000002EB1000-memory.dmp

Filesize
4KB

Download
memory/1944-13-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download