0b82dc0c1bdb222a96f2f4d191fdf4d8e93ca5c41f2c9af2e92882e1c47263f5

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-09-2024 16:05

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General

Target

msvcp140.dll
Size

440KB
MD5

1940325e1e8ca37e09f84545dccd07cd
SHA1

333952b9b0dbed320539fb30ea77928010bcaadb
SHA256

83c0fe5fab090060de7abe9dc85f5651d0f505a4ecc18f1ee8631941d0d665ea
SHA512

760dffbcd007e17acce95e3cbffad37ba4b8f0ca098fd18fe58120d135377b3df2da87c12cf566026cde0f7850937fd9275c98ac90a865fdb748b0fdce1a1d28
SSDEEP

12288:eYYt2J1opDyXTx2vLGNSC8kYE/LryQy+i+hUgiW6QR7t5s03Ooc8dHkC2esrqs6c:eYYt2JODyXTxBNSC8kYE/py+i903Ooc7

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1704 1980 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

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

pid	pid_target	process	target process
1704	1980	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1260 wrote to memory of 1980	1260	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1704	1980	rundll32.exe	WerFault.exe
PID 1980 wrote to memory of 1704	1980	rundll32.exe	WerFault.exe
PID 1980 wrote to memory of 1704	1980	rundll32.exe	WerFault.exe
PID 1980 wrote to memory of 1704	1980	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 220
    3⤵
    - Program crash
    PID:1704

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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