efd7b1dfb4264ee74ed4d74cbb8d56c82daeef4363536e25c32bc58da63861c0

Resubmissions

08/03/2024, 07:02

240308-ht7c5aah7z 10

08/03/2024, 07:01

240308-hthprsah7v 1

07/03/2024, 18:00

240307-wlc17shf25 6

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2024, 18:00

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Report Analysis Logs

General

Target

npp.8.6.3.portable.x64/updater/GUP.exe
Size

818KB
MD5

fabdd8cc1e50874481688659ea63b7ec
SHA1

d498dc918010810822902df29ce54ac1766fb446
SHA256

d056ae6e45a62a86199dcc7d0c696469374253fba05a45c877caf28b0b897df3
SHA512

1bda8cd73f00f0e7fd6a924ad6234dc47a183f3f4c5a40d5ca6cc0cdd116ee07fce7a1b744cba31ab2a491e89b23f653b5d38a74eaf5138e3289c799f99b7450
SSDEEP

12288:PySK0M5qRxaBr5wFNbgpA0WUVzOR63AczZXBS3CNmBDIOh68ADKbp34zZZ6dNNoQ:qqMo2aWqT2KbpIFZ6PNeTwt

Score

6^/10

Malware Config

Signatures

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	GUP.exe

Executes dropped EXE 1 IoCs

pid	Process
2684	npp.8.6.2.Installer.exe

Loads dropped DLL 4 IoCs

pid	Process
2684	npp.8.6.2.Installer.exe
2684	npp.8.6.2.Installer.exe
2684	npp.8.6.2.Installer.exe
2684	npp.8.6.2.Installer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3160	GUP.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3160 wrote to memory of 2684	3160	GUP.exe	96
PID 3160 wrote to memory of 2684	3160	GUP.exe	96
PID 3160 wrote to memory of 2684	3160	GUP.exe	96

C:\Users\Admin\AppData\Local\Temp\npp.8.6.3.portable.x64\updater\GUP.exe
"C:\Users\Admin\AppData\Local\Temp\npp.8.6.3.portable.x64\updater\GUP.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3160
- C:\Users\Admin\AppData\Local\Temp\npp.8.6.2.Installer.exe
  "C:\Users\Admin\AppData\Local\Temp\npp.8.6.2.Installer.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\npp.8.6.2.Installer.exe

Filesize
4.5MB

MD5
c8cb32063d37894be9ad45bdf57eed0f

SHA1
55aba5a8c0c574a266ccfe54c3e8ac3ac42531fa

SHA256
9126e76c155f2535afbffd10fb2a9109a65c789540c434e03cf3a9c1e7df4833

SHA512
c175a94e4c71dd5142b350368f122bee988a6fbeb41d3277f58739a7f0f04544dec24d70dedf1609f15a2df6ac923e2b9d8438f106fdbda820fd3bf90cb6639c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszB7B9.tmp\InstallOptions.dll

Filesize
15KB

MD5
ece25721125d55aa26cdfe019c871476

SHA1
b87685ae482553823bf95e73e790de48dc0c11ba

SHA256
c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

SHA512
4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszB7B9.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszB7B9.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszB7B9.tmp\ioSpecial.ini

Filesize
1KB

MD5
a036c33deb74510626de054828441472

SHA1
b9fd343918a1e0f8ec9b81ddecff0c8cc5fe95a3

SHA256
ec727ca99c8e6cf8b25a3c6688bb1d1ddb7ca1c900a7737e3d37687532217d4b

SHA512
2f08913b16292f7ba1153e256f0e9c5ceb959b95f23705f74fd76560d96907e15a9dc1ec5f146836631546e31fcd06020731af491b70e12b3b180ea213e7c007

Download Submit