1d6300fb759d3e44fc515c37bce65201e9d3d7430a7c7a65651162dd1f69f60c

Analysis

max time kernel
93s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/11/2024, 16:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$SYSDIR/Cmll15xl.dll
Size

3.2MB
MD5

e9ed6918cc59a5e3f2ff48d972b2f4f7
SHA1

e2eee6fe549bc2d2b92a7ea6c49be22105ca2994
SHA256

6025c59897fd5bd2e4a3ef02edee447fc007060a87e0c1f7d727cbd52ee14fd3
SHA512

9c760c053b69cf27db3f7a80f43615cdb3fa592e38c96a79a9b94173c45122c4dc6a89f21bbd6a5851d1f5c743f5dc94c6310da2bced9110218685e750745052
SSDEEP

24576:B63+/bZkkAXWzU/h2oURmfoRQ3XrS2120Gi8wQqU6T30QZyLFKH1udU70rh1GwTU:iK00mfQQr87kT30U8U7kdKi4xaJ6c

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4736	980	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 3512 wrote to memory of 980	3512	rundll32.exe	81
PID 3512 wrote to memory of 980	3512	rundll32.exe	81
PID 3512 wrote to memory of 980	3512	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\Cmll15xl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\Cmll15xl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 672
    3⤵
    - Program crash
    PID:4736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 980 -ip 980
1⤵
PID:4472

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/980-0-0x0000000050500000-0x0000000050844000-memory.dmp

Filesize
3.3MB

Download