c59b51d15b5965f27db4c5bbd21793ad6b492c8c751836ba8bd43829d791146e

Analysis

max time kernel
91s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-09-2024 12:09

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General

Target

$PLUGINSDIR/npcap-1.79.exe
Size

1.1MB
MD5

a4d7e47df742f62080bf845d606045b4
SHA1

723743dc9fa4a190452a7ffc971adfaac91606fa
SHA256

a95577ebbc67fc45b319e2ef3a55f4e9b211fe82ed4cb9d8be6b1a9e2425ce53
SHA512

8582b51b5fea23de43803fa925d13f1eb6d91b708be133be745d7d6155082cd131c9b62dc6a08b77f419a239efe6eb55a98f02f5783c7cd46e284ec3241fc2ee
SSDEEP

24576:q7INqm36s9R26Vhund3idw1/fayC9nHgeFhPuKX+dXlVp0WgB4:v13TR2ChAdLpfaVgUuZXlVpk4

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Program Files directory 1 IoCs

Processes:

npcap-1.79.exe

description ioc process

File opened for modification C:\Program Files\Npcap\install.log npcap-1.79.exe
Loads dropped DLL 3 IoCs

Processes:

npcap-1.79.exe

pid process

3040 npcap-1.79.exe
3040 npcap-1.79.exe
3040 npcap-1.79.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
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:

npcap-1.79.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language npcap-1.79.exe

description	ioc	process
File opened for modification	C:\Program Files\Npcap\install.log	npcap-1.79.exe

pid	process
3040	npcap-1.79.exe
3040	npcap-1.79.exe
3040	npcap-1.79.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	npcap-1.79.exe

C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\npcap-1.79.exe
"C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\npcap-1.79.exe"
1⤵
- Drops file in Program Files directory
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsfAD49.tmp\InstallOptions.dll

Filesize
22KB

MD5
170c17ac80215d0a377b42557252ae10

SHA1
4cbab6cc189d02170dd3ba7c25aa492031679411

SHA256
61ea114d9d0cd1e884535095aa3527a6c28df55a4ecee733c8c398f50b84cc3d

SHA512
0fd65cad0fcaa98083c2021de3d6429e79978658809c62ae9e4ed630c016915ced36aa52f2f692986c3b600c92325e79fd6d757634e8e02d5e582ff03679163f

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C:\Users\Admin\AppData\Local\Temp\nsfAD49.tmp\System.dll

Filesize
19KB

MD5
f020a8d9ede1fb2af3651ad6e0ac9cb1

SHA1
341f9345d669432b2a51d107cbd101e8b82e37b1

SHA256
7efe73a8d32ed1b01727ad4579e9eec49c9309f2cb7bf03c8afa80d70242d1c0

SHA512
408fa5a797d3ff4b917bb4107771687004ba507a33cb5944b1cc3155e0372cb3e04a147f73852b9134f138ff709af3b0fb493cd8fa816c59e9f3d9b5649c68c4

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