28186e90ce6c0246c3eee0a8e66e242de9a70265a0aa376d13c7b1cfdff0be17

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 07:53

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General

Target

mscoore.dll
Size

133KB
MD5

0fc6951b38233930eb5fe0828e833dfb
SHA1

449461a0246e9a87b4ff0d72413e5568c41f0a3b
SHA256

e7c4841c9d510db55a94ae009cb5be549c8ca671b0dc1f5e62dd66b129e3c3c3
SHA512

04cca6dfaf7cd3b146dac754cd7879acb991a7ef64dbf4a5f607f9dd69a6e12a6d47f12ef56312acba07bf48dcafa78e05493869089474c146d2d2b8ee14094e
SSDEEP

3072:HKG4nD6Mfw4XykzjAlAoMa+A18RH2gHnnDbV16yo21m+uCGQF+sf3RcJZojc:MzrJo21m+uUF9cJB

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1852	2200	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2124 wrote to memory of 2200	2124	rundll32.exe	30
PID 2200 wrote to memory of 1852	2200	rundll32.exe	31
PID 2200 wrote to memory of 1852	2200	rundll32.exe	31
PID 2200 wrote to memory of 1852	2200	rundll32.exe	31
PID 2200 wrote to memory of 1852	2200	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mscoore.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\mscoore.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 216
    3⤵
    - Program crash
    PID:1852

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/2200-0-0x000000006FBD0000-0x0000000071B1E000-memory.dmp

Filesize
31.3MB

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