Malware Analysis Report

2024-07-28 11:05

Sample ID 240522-nfbbesch4x
Target a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482
SHA256 a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482
Tags
oss_ak
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482

Threat Level: Likely malicious

The file a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482 was found to be: Likely malicious.

Malicious Activity Summary

oss_ak

detect oss ak

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-22 11:19

Signatures

detect oss ak

oss_ak
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 11:19

Reported

2024-05-22 11:22

Platform

win7-20240221-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe

"C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 11:19

Reported

2024-05-22 11:22

Platform

win10v2004-20240508-en

Max time kernel

139s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe

"C:\Users\Admin\AppData\Local\Temp\a16d90dc9cd8c8ace3ec502bfc9f2f964cfa3bb2a9fc1dcd6bb9a558baf10482.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1308,i,6593821857742176458,13646536021844995125,262144 --variations-seed-version --mojo-platform-channel-handle=1716 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 aliyuncs.com udp
US 8.8.8.8:53 help.aliyun.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
CN 203.119.144.202:443 help.aliyun.com tcp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
NL 23.62.61.113:443 www.bing.com tcp
US 8.8.8.8:53 113.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 123.10.44.20.in-addr.arpa udp

Files

N/A