6cbbfe0860d7c601d7c179840ebbf2c65009382419d539ab2d11db91c6ea1dd7

Resubmissions

05-09-2024 01:43

240905-b5l31a1arj 7

05-09-2024 01:41

240905-b38h8a1amk 7

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
05-09-2024 01:41

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General

Target

$PLUGINSDIR/nsExec.dll
Size

7KB
MD5

11092c1d3fbb449a60695c44f9f3d183
SHA1

b89d614755f2e943df4d510d87a7fc1a3bcf5a33
SHA256

2cd3a2d4053954db1196e2526545c36dfc138c6de9b81f6264632f3132843c77
SHA512

c182e0a1f0044b67b4b9fb66cef9c4955629f6811d98bbffa99225b03c43c33b1e85cacabb39f2c45ead81cd85e98b201d5f9da4ee0038423b1ad947270c134a
SSDEEP

96:JgzdzBzMDhOZZDbXf5GsWvSv1ckne94SDbYkvML1HT1fUNQaSGYuHIDQ:JDQHDb2vSuOc41ZfUNQZGdHA

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2156 2260 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
2156	2260	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 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2260	2492	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 2156	2260	rundll32.exe	WerFault.exe
PID 2260 wrote to memory of 2156	2260	rundll32.exe	WerFault.exe
PID 2260 wrote to memory of 2156	2260	rundll32.exe	WerFault.exe
PID 2260 wrote to memory of 2156	2260	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 220
3⤵
- Program crash
PID:2156

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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