8e6d2b5bdfc4c1d3b88643a47aa13ab15005039456a7d4ebb078a42568a341b4

Analysis

max time kernel
139s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 07:25

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General

Target

tmps1r297a2.dll
Size

273KB
MD5

d04533fdbb455465721f437a2d849b8b
SHA1

bd8217249cf01e86b44d2ec17280de79d19dfcfd
SHA256

8e6d2b5bdfc4c1d3b88643a47aa13ab15005039456a7d4ebb078a42568a341b4
SHA512

2ec1d78b4e3e65db7b2ccea768e7f1964347198af1b276bebf00a91125c2fc2c3649e54f1fc61cb94d3b03fc9091abe3cf220d515e501f4c2fcc7f06a22b70ff
SSDEEP

6144:pIVsh0MxpsgoXiDlHU5N0CHzx6KyJzE0LMtSlzNhnrgWWgOf71q:vVmiZ05N0CHz85JYvkNh+gOT

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	1900	WerFault.exe	86

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 1876 wrote to memory of 1900	1876	rundll32.exe	86
PID 1876 wrote to memory of 1900	1876	rundll32.exe	86
PID 1876 wrote to memory of 1900	1876	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmps1r297a2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmps1r297a2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 612
    3⤵
    - Program crash
    PID:2724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1900 -ip 1900
1⤵
PID:824

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

Windows 7 deprecation

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