79a45a49b0058527f026f50cf95a7ffa03f7fd896e80491df36b6baac436fd18

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
09/10/2024, 02:06

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

14KB
MD5

6b85b2ff78fe0e04b5f0d4e996f0d62e
SHA1

4507dee0b963080cbd75c383fa4650c7b99907dc
SHA256

c7a033bb91be5487d93cc402d27e4e893ba39b37a121f60c9dbef5bdf02e52e7
SHA512

84cbe4c2ecefd5eaa01ba5c1063056aed5f62a6ced32876c591bfb2bbe8688a020d02573a5f419cac2362579021fe2b4c6abf7e5d619de8178028db49d53e84b
SSDEEP

192:I4lsN55M8r67wmsvJI5a299sfoG8I+WhPB3RY+h/G3DNl/qYcVp/12wgszA:IysdM80dCI5a2LsQ5IlPNRY00AlAMU

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2568	1552	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 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	32
PID 1552 wrote to memory of 2568	1552	rundll32.exe	32
PID 1552 wrote to memory of 2568	1552	rundll32.exe	32
PID 1552 wrote to memory of 2568	1552	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 224
    3⤵
    - Program crash
    PID:2568

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

Windows 7 deprecation

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