721582ffe4abce8f7488a3b31c4c948b8ba9f439065437c6c9bd1c950f9446b9

Resubmissions

17/01/2025, 13:15 UTC

250117-qhg8vsypcz 4

17/01/2025, 11:29 UTC

250117-nlw53swmar 4

09/01/2025, 21:28 UTC

250109-1bc1ns1qgt 4

05/01/2025, 19:25 UTC

250105-x44gjstlew 10

Analysis

max time kernel
7s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/01/2025, 19:25 UTC

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General

Target

$PLUGINSDIR/NsisInstallUI.dll
Size

2.1MB
MD5

93a820253b303c46ca5b6ba1e9ccec8d
SHA1

e691405b2906037008aa9e21817f579bf6c122ed
SHA256

6291ca8ac49760517bc06ed1f180d98ecd98b7993b32bcf6e350aa3993a42937
SHA512

708bce83e878a2a7c3dbbd888db5916e553c641915aaa182629612e8981c77a6110390569755566490615aaf6f5b4a637f47c4e8a103a158f42284b8c3bf1c6a
SSDEEP

12288:BjH0Y1jL7JZ8RJK6Kml2wt0G9/V430NrHbukH2Dh5ccEudZrRkycQq7j2EqcPmqm:B70WppHmPh7R7JBBFmqQVLwS9/5TFsOb

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2900	2888	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 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2808 wrote to memory of 2888	2808	rundll32.exe	30
PID 2888 wrote to memory of 2900	2888	rundll32.exe	31
PID 2888 wrote to memory of 2900	2888	rundll32.exe	31
PID 2888 wrote to memory of 2900	2888	rundll32.exe	31
PID 2888 wrote to memory of 2900	2888	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisInstallUI.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisInstallUI.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 236
    3⤵
    - Program crash
    PID:2900

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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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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