f5277278370d2ba066b6c402183d0c4204a6367a6f92ef261e18b1c40484b92c

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 19:42

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General

Target

$PLUGINSDIR/nsis7z.dll
Size

436KB
MD5

d7778720208a94e2049972fb7a1e0637
SHA1

080d607b10f93c839ec3f07faec3548bb78ac4dc
SHA256

98f425f30e42e85f57e039356e30d929e878fdb551e67abfb9f71c31eeb5d44e
SHA512

98493ea271738ed6ba3a02de774deef267bfa3c16f3736f1a1a3856b9fecc07f0ea8670827e7eb4ed05c907e96425a0c762e7010cb55a09302ca3cfb3fe44b2b
SSDEEP

6144:VQ+kwWa/1NfQWLv6rGnrpJJ7OELbg8reLy2dbJUa4xk+N9/2itUirbeaY:VvW0tLBp1cIeOwJL4xT/F5bY

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2592	1980	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 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 2444 wrote to memory of 1980	2444	rundll32.exe	30
PID 1980 wrote to memory of 2592	1980	rundll32.exe	31
PID 1980 wrote to memory of 2592	1980	rundll32.exe	31
PID 1980 wrote to memory of 2592	1980	rundll32.exe	31
PID 1980 wrote to memory of 2592	1980	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.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:2592

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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