Malware Analysis Report

2025-04-14 00:49

Sample ID 240530-renrxacc44
Target 30052024_1406_28052024_SWF0550.rar
SHA256 06901b02d137bffce6113bbbe63d341908bd7cbc128e71ade1123a328aaebf11
Tags
agenttesla keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
10/10

SHA256

06901b02d137bffce6113bbbe63d341908bd7cbc128e71ade1123a328aaebf11

Threat Level: Known bad

The file 30052024_1406_28052024_SWF0550.rar was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Reads data files stored by FTP clients

Reads WinSCP keys stored on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-30 14:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-30 14:06

Reported

2024-05-30 14:09

Platform

win7-20240419-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2300 set thread context of 1208 N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"

C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"

Network

N/A

Files

memory/2300-0-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

memory/2300-1-0x0000000001310000-0x00000000013BC000-memory.dmp

memory/2300-2-0x0000000073F90000-0x000000007467E000-memory.dmp

memory/2300-3-0x0000000000320000-0x0000000000336000-memory.dmp

memory/2300-4-0x00000000003F0000-0x00000000003FC000-memory.dmp

memory/2300-5-0x0000000000400000-0x0000000000410000-memory.dmp

memory/2300-6-0x0000000004EB0000-0x0000000004F32000-memory.dmp

memory/1208-7-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-19-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-9-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-17-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-15-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1208-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-11-0x0000000000400000-0x0000000000440000-memory.dmp

memory/1208-20-0x0000000073F90000-0x000000007467E000-memory.dmp

memory/2300-21-0x0000000073F90000-0x000000007467E000-memory.dmp

memory/1208-22-0x0000000073F90000-0x000000007467E000-memory.dmp

memory/1208-23-0x0000000073F90000-0x000000007467E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-30 14:06

Reported

2024-05-30 14:09

Platform

win10v2004-20240508-en

Max time kernel

134s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3980 set thread context of 2204 N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SWF0550.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

"C:\Users\Admin\AppData\Local\Temp\SWF0550.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=1748,i,4686244434963378549,11462511444150484980,262144 --variations-seed-version --mojo-platform-channel-handle=4148 /prefetch:8

C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"

C:\Users\Admin\AppData\Local\Temp\SWF0550.exe

"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
NL 23.62.61.106:443 www.bing.com tcp
US 8.8.8.8:53 106.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 us2.smtp.mailhostbox.com udp
US 208.91.199.225:587 us2.smtp.mailhostbox.com tcp
US 8.8.8.8:53 225.199.91.208.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 98.56.20.217.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 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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 15.173.189.20.in-addr.arpa udp

Files

memory/3980-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

memory/3980-1-0x0000000000050000-0x00000000000FC000-memory.dmp

memory/3980-2-0x0000000005130000-0x00000000056D4000-memory.dmp

memory/3980-3-0x0000000004AD0000-0x0000000004B62000-memory.dmp

memory/3980-4-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/3980-5-0x0000000004C90000-0x0000000004C9A000-memory.dmp

memory/3980-6-0x0000000004D50000-0x0000000004D66000-memory.dmp

memory/3980-7-0x0000000005CF0000-0x0000000005CFC000-memory.dmp

memory/3980-8-0x0000000005D00000-0x0000000005D10000-memory.dmp

memory/3980-9-0x0000000005D70000-0x0000000005DF2000-memory.dmp

memory/3980-10-0x0000000008510000-0x00000000085AC000-memory.dmp

memory/2204-11-0x0000000000400000-0x0000000000440000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SWF0550.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/2204-14-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/3980-15-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2204-16-0x0000000074F90000-0x0000000075740000-memory.dmp

memory/2204-17-0x0000000005440000-0x00000000054A6000-memory.dmp

memory/2204-18-0x0000000006380000-0x00000000063D0000-memory.dmp

memory/2204-19-0x0000000074F90000-0x0000000075740000-memory.dmp