agenttesla | dbb51f7fc9f6d47ed12bbbfa63572d63b5a1063479918b503e3117725eb5e556

Analysis

max time kernel
93s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 01:41

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General

Target

PO P24-1100.exe
Size

555KB
MD5

d407b5bfa95d6549fceb3acd0a791c2b
SHA1

f368052bae8505671cbdbab47acfe5994dc14417
SHA256

11013cdd71339c3aac7041ef80912c8c03786f5967d58c539af0d560687089e8
SHA512

bbf9d6687514842896fcdf6b29f12500c7b8c323e4f267ff3de3a328df4b4d2211cca320f653c4f01fcf3f766a0d3e9cd831a9de6691601e00a4cbe464a2075e
SSDEEP

12288:nZQAgFdWlNesWPjcOfoahUHUMtK/Ib529tteCMXRaSykEHHPxjhWm:CAgyQPjcOfph0SELBaSyXPxUm

Score

10^/10

agenttesla collection discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mbarieservicesltd.com
Port:
587
Username:
[email protected]
Password:
*o9H+18Q4%;M
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1716 powershell.exe

pid	process
1716	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

PO P24-1100.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	PO P24-1100.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PO P24-1100.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO P24-1100.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO P24-1100.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO P24-1100.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO P24-1100.exe

description pid process target process

PID 804 set thread context of 2588 804 PO P24-1100.exe PO P24-1100.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 804 set thread context of 2588	804	PO P24-1100.exe	PO P24-1100.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

PO P24-1100.exePO P24-1100.exepowershell.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO P24-1100.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO P24-1100.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1716 powershell.exe
1716 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO P24-1100.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2588 PO P24-1100.exe
Token: SeDebugPrivilege 1716 powershell.exe

pid	process
1716	powershell.exe
1716	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2588	PO P24-1100.exe
Token: SeDebugPrivilege	1716	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

PO P24-1100.exe

description	pid	process	target process
PID 804 wrote to memory of 1716	804	PO P24-1100.exe	powershell.exe
PID 804 wrote to memory of 1716	804	PO P24-1100.exe	powershell.exe
PID 804 wrote to memory of 1716	804	PO P24-1100.exe	powershell.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe
PID 804 wrote to memory of 2588	804	PO P24-1100.exe	PO P24-1100.exe

outlook_office_path 1 IoCs

Processes:

PO P24-1100.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO P24-1100.exe

outlook_win_path 1 IoCs

Processes:

PO P24-1100.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO P24-1100.exe

C:\Users\Admin\AppData\Local\Temp\PO P24-1100.exe
"C:\Users\Admin\AppData\Local\Temp\PO P24-1100.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:804
- 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\PO P24-1100.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1716
- C:\Users\Admin\AppData\Local\Temp\PO P24-1100.exe
  "C:\Users\Admin\AppData\Local\Temp\PO P24-1100.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oaktsmua.e14.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/804-5-0x0000000004EC0000-0x0000000004F5C000-memory.dmp

Filesize
624KB

Download
memory/804-2-0x0000000005150000-0x00000000056F4000-memory.dmp

Filesize
5.6MB

Download
memory/804-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/804-4-0x0000000004C20000-0x0000000004C2A000-memory.dmp

Filesize
40KB

Download
memory/804-6-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/804-14-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/804-7-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/804-8-0x0000000004D40000-0x0000000004D52000-memory.dmp

Filesize
72KB

Download
memory/804-9-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/804-10-0x0000000006240000-0x00000000062B4000-memory.dmp

Filesize
464KB

Download
memory/804-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/804-1-0x00000000002B0000-0x0000000000342000-memory.dmp

Filesize
584KB

Download
memory/1716-51-0x0000000007E70000-0x00000000084EA000-memory.dmp

Filesize
6.5MB

Download
memory/1716-53-0x00000000078A0000-0x00000000078AA000-memory.dmp

Filesize
40KB

Download
memory/1716-62-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1716-17-0x0000000004F60000-0x0000000004F96000-memory.dmp

Filesize
216KB

Download
memory/1716-18-0x0000000005600000-0x0000000005C28000-memory.dmp

Filesize
6.2MB

Download
memory/1716-19-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1716-22-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1716-21-0x0000000005D00000-0x0000000005D66000-memory.dmp

Filesize
408KB

Download
memory/1716-20-0x0000000005C60000-0x0000000005C82000-memory.dmp

Filesize
136KB

Download
memory/1716-59-0x0000000007B50000-0x0000000007B58000-memory.dmp

Filesize
32KB

Download
memory/1716-33-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1716-32-0x0000000005EE0000-0x0000000006234000-memory.dmp

Filesize
3.3MB

Download
memory/1716-34-0x0000000006500000-0x000000000651E000-memory.dmp

Filesize
120KB

Download
memory/1716-35-0x0000000006550000-0x000000000659C000-memory.dmp

Filesize
304KB

Download
memory/1716-58-0x0000000007B70000-0x0000000007B8A000-memory.dmp

Filesize
104KB

Download
memory/1716-57-0x0000000007A70000-0x0000000007A84000-memory.dmp

Filesize
80KB

Download
memory/1716-39-0x00000000705C0000-0x000000007060C000-memory.dmp

Filesize
304KB

Download
memory/1716-38-0x0000000006AC0000-0x0000000006AF2000-memory.dmp

Filesize
200KB

Download
memory/1716-49-0x0000000006B00000-0x0000000006B1E000-memory.dmp

Filesize
120KB

Download
memory/1716-50-0x00000000074F0000-0x0000000007593000-memory.dmp

Filesize
652KB

Download
memory/1716-56-0x0000000007A60000-0x0000000007A6E000-memory.dmp

Filesize
56KB

Download
memory/1716-52-0x0000000007830000-0x000000000784A000-memory.dmp

Filesize
104KB

Download
memory/1716-55-0x0000000007A30000-0x0000000007A41000-memory.dmp

Filesize
68KB

Download
memory/1716-54-0x0000000007AB0000-0x0000000007B46000-memory.dmp

Filesize
600KB

Download
memory/2588-15-0x0000000005270000-0x00000000052D6000-memory.dmp

Filesize
408KB

Download
memory/2588-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2588-37-0x00000000068C0000-0x0000000006A82000-memory.dmp

Filesize
1.8MB

Download
memory/2588-36-0x0000000006580000-0x00000000065D0000-memory.dmp

Filesize
320KB

Download
memory/2588-13-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2588-16-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2588-63-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download