6b170127061feb082ffd1b14309ef6d4a783df3c0fd51999e1786067731a49f3

Analysis

max time kernel
90s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
08/02/2023, 18:38

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General

Target

npp.8.4.9.Installer.x64.exe
Size

4.4MB
MD5

d6aa41bc611e2cadf170902f7252f042
SHA1

97cdf9153424b3b5a8f2d26eadbc33729d4e6744
SHA256

6b170127061feb082ffd1b14309ef6d4a783df3c0fd51999e1786067731a49f3
SHA512

0b2e5a5a4af8473362a4ae90a8d1442e8fde9a93019f725dd6cf5309cf550ac3fca7d3c04850be5bbccd3d3103a7346c73dc922b805bd3ae886278dcf4efb203
SSDEEP

98304:ptvzZ0qLC1i63OgAg37pTCNpeVi/CGdY49FnbmokK6qV5tX:pt7Ze1iqO+lTwMVihd/9pbmokK6cT

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 4 IoCs

pid	Process
1144	npp.8.4.9.Installer.x64.exe
1144	npp.8.4.9.Installer.x64.exe
1144	npp.8.4.9.Installer.x64.exe
1144	npp.8.4.9.Installer.x64.exe

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

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\npp.8.4.9.Installer.x64.exe
"C:\Users\Admin\AppData\Local\Temp\npp.8.4.9.Installer.x64.exe"
1⤵
- Loads dropped DLL
PID:1144

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsrD7D9.tmp\InstallOptions.dll

Filesize
15KB

MD5
ece25721125d55aa26cdfe019c871476

SHA1
b87685ae482553823bf95e73e790de48dc0c11ba

SHA256
c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

SHA512
4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD7D9.tmp\InstallOptions.dll

Filesize
15KB

MD5
ece25721125d55aa26cdfe019c871476

SHA1
b87685ae482553823bf95e73e790de48dc0c11ba

SHA256
c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

SHA512
4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD7D9.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrD7D9.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit