6c1c25a1b41065ce275b905020a60d6fe5dabf18c1ec051550a40871500e6676

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-08-2024 03:09

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General

Target

$SYSDIR/msvcr110.dll
Size

854KB
MD5

4ba25d2cbe1587a841dcfb8c8c4a6ea6
SHA1

52693d4b5e0b55a929099b680348c3932f2c3c62
SHA256

b30160e759115e24425b9bcdf606ef6ebce4657487525ede7f1ac40b90ff7e49
SHA512

82e86ec67a5c6cddf2230872f66560f4b0c3e4c1bb672507bbb8446a8d6f62512cbd0475fe23b619db3a67bb870f4f742761cf1f87d50db7f14076f54006f6c6
SSDEEP

12288:TmCyHcMpK7QdgD+9Tr8r3FmJciMgLFWkA8qTWu+FVlofpJCjNdr12iqwZeq:TmCyHNIQdTryVmCipIkqTWu+Fr

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2124	1700	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 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1940 wrote to memory of 1700	1940	rundll32.exe	30
PID 1700 wrote to memory of 2124	1700	rundll32.exe	31
PID 1700 wrote to memory of 2124	1700	rundll32.exe	31
PID 1700 wrote to memory of 2124	1700	rundll32.exe	31
PID 1700 wrote to memory of 2124	1700	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\msvcr110.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\msvcr110.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 220
    3⤵
    - Program crash
    PID:2124

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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