139abf66af6d86fb4410f9351b99253d1ec1e8388c536fc162229a755500c515

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10/11/2024, 01:00

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General

Target
$PLUGINSDIR/NSISArray.dll
Size 20KB
Sample241110-bcpy7awcnn
SHA256 a8c486730810c55c337c7d6863243fad25c212b4d11ceeceb420c4b2c131a605
MD5 5ae0c62802120e2fa971959795581daf
SHA1 e0c2d66ba75b41f8e22ff31c90986e572735429f
SHA512 e09b14c1eef4c3962f18307df4abf4fbb62710dbf3cde80346069861b4db63e72b0441e0136921290725632f6c21b3916920e928f4df63b3f5c0e78b8e750101
SSDEEP 384:Z9fln0eNNe1AT+i1RSHKrsc+fDA9rFC7amgKFR1qjMzyJ:zCyg1AT+KRSHKrHrkJg81qd
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	2356	WerFault.exe	31

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 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2320 wrote to memory of 2356	2320	rundll32.exe	31
PID 2356 wrote to memory of 2564	2356	rundll32.exe	32
PID 2356 wrote to memory of 2564	2356	rundll32.exe	32
PID 2356 wrote to memory of 2564	2356	rundll32.exe	32
PID 2356 wrote to memory of 2564	2356	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISArray.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISArray.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 228
    3⤵
    - Program crash
    PID:2564

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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