Malware Analysis Report

2024-12-07 14:15

Sample ID 241115-cgcebswhqr
Target 4794bf5650b798d95aab4ce3a5b32cd337d873d9e1d7cb743a6b4bbdc87c66ec
SHA256 4794bf5650b798d95aab4ce3a5b32cd337d873d9e1d7cb743a6b4bbdc87c66ec
Tags
agenttesla discovery execution keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4794bf5650b798d95aab4ce3a5b32cd337d873d9e1d7cb743a6b4bbdc87c66ec

Threat Level: Known bad

The file 4794bf5650b798d95aab4ce3a5b32cd337d873d9e1d7cb743a6b4bbdc87c66ec was found to be: Known bad.

Malicious Activity Summary

agenttesla discovery execution keylogger spyware stealer trojan

Agenttesla family

AgentTesla

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Reads data files stored by FTP clients

Looks up external IP address via web service

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-15 02:02

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-15 02:02

Reported

2024-11-15 02:05

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A

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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3372 set thread context of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3372 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3372 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3372 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3372 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 3372 wrote to memory of 3180 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

Processes

C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 mail.apexrnun.com udp
CH 185.196.9.150:587 mail.apexrnun.com tcp
US 8.8.8.8:53 150.9.196.185.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/3372-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

memory/3372-1-0x0000000000C40000-0x0000000000D00000-memory.dmp

memory/3372-2-0x0000000005DC0000-0x0000000006364000-memory.dmp

memory/3372-3-0x0000000005700000-0x0000000005792000-memory.dmp

memory/3372-4-0x00000000058B0000-0x000000000594C000-memory.dmp

memory/3372-5-0x00000000057A0000-0x00000000057AA000-memory.dmp

memory/3372-6-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/3372-7-0x0000000005DB0000-0x0000000005DC2000-memory.dmp

memory/3372-8-0x00000000746AE000-0x00000000746AF000-memory.dmp

memory/3372-9-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/3372-10-0x00000000084B0000-0x0000000008536000-memory.dmp

memory/3180-11-0x0000000000400000-0x0000000000442000-memory.dmp

memory/3180-13-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/3372-14-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/2064-15-0x0000000004640000-0x0000000004676000-memory.dmp

memory/3180-16-0x0000000005730000-0x0000000005796000-memory.dmp

memory/2064-17-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/2064-18-0x0000000004D00000-0x0000000005328000-memory.dmp

memory/3180-26-0x00000000746A0000-0x0000000074E50000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_duvctznw.km2.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2064-20-0x00000000054D0000-0x0000000005536000-memory.dmp

memory/2064-19-0x0000000005430000-0x0000000005452000-memory.dmp

memory/2064-31-0x00000000056B0000-0x0000000005A04000-memory.dmp

memory/2064-32-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/2064-33-0x0000000005BB0000-0x0000000005BCE000-memory.dmp

memory/2064-34-0x0000000006110000-0x000000000615C000-memory.dmp

memory/2064-35-0x0000000006B70000-0x0000000006BA2000-memory.dmp

memory/2064-36-0x0000000070320000-0x000000007036C000-memory.dmp

memory/2064-46-0x00000000061A0000-0x00000000061BE000-memory.dmp

memory/2064-47-0x0000000006BC0000-0x0000000006C63000-memory.dmp

memory/2064-49-0x0000000006F00000-0x0000000006F1A000-memory.dmp

memory/2064-48-0x0000000007540000-0x0000000007BBA000-memory.dmp

memory/2064-50-0x0000000006F70000-0x0000000006F7A000-memory.dmp

memory/3180-51-0x0000000006CB0000-0x0000000006D00000-memory.dmp

memory/2064-52-0x0000000007180000-0x0000000007216000-memory.dmp

memory/2064-53-0x0000000007100000-0x0000000007111000-memory.dmp

memory/2064-54-0x0000000007130000-0x000000000713E000-memory.dmp

memory/2064-55-0x0000000007140000-0x0000000007154000-memory.dmp

memory/2064-56-0x0000000007240000-0x000000000725A000-memory.dmp

memory/2064-57-0x0000000007220000-0x0000000007228000-memory.dmp

memory/2064-60-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/3180-61-0x00000000746A0000-0x0000000074E50000-memory.dmp

memory/3180-62-0x00000000746A0000-0x0000000074E50000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-15 02:02

Reported

2024-11-15 02:05

Platform

win7-20241010-en

Max time kernel

122s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1064 set thread context of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1064 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1064 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1064 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1064 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe
PID 1064 wrote to memory of 2884 N/A C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

Processes

C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe"

C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..exe

"C:\Users\Admin\AppData\Local\Temp\424007811 NOLU TEKLiF HK..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/1064-0-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

memory/1064-1-0x0000000000D50000-0x0000000000E10000-memory.dmp

memory/1064-2-0x0000000073D10000-0x00000000743FE000-memory.dmp

memory/1064-3-0x0000000000430000-0x0000000000442000-memory.dmp

memory/1064-4-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

memory/1064-5-0x0000000073D10000-0x00000000743FE000-memory.dmp

memory/1064-6-0x0000000000CD0000-0x0000000000D56000-memory.dmp

memory/2884-7-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2884-15-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2884-13-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2884-18-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2884-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2884-19-0x0000000073D10000-0x00000000743FE000-memory.dmp

memory/2884-20-0x0000000073D10000-0x00000000743FE000-memory.dmp

memory/2884-10-0x0000000000400000-0x0000000000442000-memory.dmp

memory/1064-21-0x0000000073D10000-0x00000000743FE000-memory.dmp

memory/2884-9-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2884-8-0x0000000000400000-0x0000000000442000-memory.dmp

memory/2884-24-0x0000000073D10000-0x00000000743FE000-memory.dmp