Malware Analysis Report

2024-10-23 21:59

Sample ID 240612-b75ccsybkb
Target 5de229b7fd3c91d03a721ae44214e3aa.bin
SHA256 17d1ef802af949ebabcb1b36a3fffdd5854e59e5c4ec65af1f66f952f65e9a32
Tags
agenttesla keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

17d1ef802af949ebabcb1b36a3fffdd5854e59e5c4ec65af1f66f952f65e9a32

Threat Level: Known bad

The file 5de229b7fd3c91d03a721ae44214e3aa.bin was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Drops startup file

Loads dropped DLL

Executes dropped EXE

Looks up external IP address via web service

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-12 01:48

Signatures

AutoIT Executable

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

2024-06-12 01:48

Reported

2024-06-12 01:50

Platform

win7-20240221-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vaccinatory.vbs C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe N/A

Executes dropped EXE

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

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2336 set thread context of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2944 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe
PID 2944 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe
PID 2944 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe
PID 2944 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2336 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp

Files

memory/2944-10-0x0000000000120000-0x0000000000124000-memory.dmp

\Users\Admin\AppData\Local\derogates\vaccinatory.exe

MD5 5de229b7fd3c91d03a721ae44214e3aa
SHA1 92c4645f075bec1f2a2285f1d3d10bb2b6cdf745
SHA256 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2
SHA512 429d56e5d2a8d828e70182febd0af1893d05d789c1a3197c808e043ee1371eed078f06114f256e6b2d9629a42143a9536dc758ca01323ecce2f032cbee2ec6f9

C:\Users\Admin\AppData\Local\Temp\demonetising

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

C:\Users\Admin\AppData\Local\Temp\lophophorine

MD5 548c2148e266f939ea755be386cff149
SHA1 ad4472fcc66e6622867dc55724dbdbb2fbdeccdb
SHA256 d3662a783a7c79739d2133ad366add13c2899a17b078dfc78549e94ba5206e74
SHA512 89192f052a38eabe8ecfae6adb26021731ed211b14284b02e0c947ca77cce8152fbe0c5d405dd72c93e39dcdc346764d4e6e991286687761529f3df7cb97d2f9

memory/2548-30-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2548-32-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2548-34-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2548-35-0x00000000742FE000-0x00000000742FF000-memory.dmp

memory/2548-36-0x00000000742F0000-0x00000000749DE000-memory.dmp

memory/2548-37-0x00000000742FE000-0x00000000742FF000-memory.dmp

memory/2548-38-0x00000000742F0000-0x00000000749DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 01:48

Reported

2024-06-12 01:50

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vaccinatory.vbs C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe N/A

Executes dropped EXE

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

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3992 set thread context of 464 N/A C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Users\Admin\AppData\Local\Temp\a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp

Files

memory/4508-10-0x00000000024F0000-0x00000000024F4000-memory.dmp

C:\Users\Admin\AppData\Local\derogates\vaccinatory.exe

MD5 5de229b7fd3c91d03a721ae44214e3aa
SHA1 92c4645f075bec1f2a2285f1d3d10bb2b6cdf745
SHA256 a025ca2161bf1125aa31aa65ba154f261f7dae204f7abfaf5ecf392eab8e9fc2
SHA512 429d56e5d2a8d828e70182febd0af1893d05d789c1a3197c808e043ee1371eed078f06114f256e6b2d9629a42143a9536dc758ca01323ecce2f032cbee2ec6f9

C:\Users\Admin\AppData\Local\Temp\demonetising

MD5 ba728d773dbf222d4886eaccc0ee9675
SHA1 73a39521a40e45eac8354974d4e0e3338776dd87
SHA256 ee563a5c91bee5bf6c734e0d209f8bf71b9aaa02e2ab07e5edde0a6acdfac71f
SHA512 25dd61ef0027ec38c732db296f0f1f16f68efc457ad8990f27e459edb0e70bfbd9396e3a64ee06b120b4f5c7670d547ff681fad1c3eea05f3466f14a6105f60f

C:\Users\Admin\AppData\Local\Temp\lophophorine

MD5 548c2148e266f939ea755be386cff149
SHA1 ad4472fcc66e6622867dc55724dbdbb2fbdeccdb
SHA256 d3662a783a7c79739d2133ad366add13c2899a17b078dfc78549e94ba5206e74
SHA512 89192f052a38eabe8ecfae6adb26021731ed211b14284b02e0c947ca77cce8152fbe0c5d405dd72c93e39dcdc346764d4e6e991286687761529f3df7cb97d2f9

memory/464-28-0x0000000000400000-0x0000000000442000-memory.dmp

memory/464-29-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

memory/464-30-0x0000000005E00000-0x00000000063A4000-memory.dmp

memory/464-31-0x00000000057B0000-0x0000000005816000-memory.dmp

memory/464-32-0x0000000074AB0000-0x0000000075260000-memory.dmp

memory/464-33-0x00000000069D0000-0x0000000006A20000-memory.dmp

memory/464-34-0x0000000006B70000-0x0000000006C02000-memory.dmp

memory/464-35-0x0000000006A60000-0x0000000006A6A000-memory.dmp

memory/464-36-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

memory/464-37-0x0000000074AB0000-0x0000000075260000-memory.dmp