agenttesla | 03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9

Analysis

max time kernel
430s
max time network
1154s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
02-10-2024 12:18

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General

Target

PO23100070.exe
Size

657KB
MD5

885f5a1ad4e095da19fe160b8901cb45
SHA1

5cc5a214ea49654280f3b1b842c1b8a3e772ebcb
SHA256

03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9
SHA512

88cb9242d726db4e73194716090b17ef76c79f422d8931a960a4d9066b5415c447c32614df5a613c28712e4231ef64cf00d58d7cfff0db9e75adf72d610e806b
SSDEEP

12288:WLKWTG4mCQGO93AI+6Z3i+wjYFTcqODJDKQhYLQ:0xTPeStjYFYqqDKQH

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

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

pid	Process
1892	powershell.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3007475212-2160282277-2943627620-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100070.exe
Key opened	\REGISTRY\USER\S-1-5-21-3007475212-2160282277-2943627620-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100070.exe
Key opened	\REGISTRY\USER\S-1-5-21-3007475212-2160282277-2943627620-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100070.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3340 set thread context of 3400	3340	PO23100070.exe	82

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO23100070.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO23100070.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3340	PO23100070.exe
3340	PO23100070.exe
1892	powershell.exe
1892	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3340	PO23100070.exe
Token: SeDebugPrivilege	3400	PO23100070.exe
Token: SeDebugPrivilege	1892	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 1892	3340	PO23100070.exe	79
PID 3340 wrote to memory of 1892	3340	PO23100070.exe	79
PID 3340 wrote to memory of 1892	3340	PO23100070.exe	79
PID 3340 wrote to memory of 2252	3340	PO23100070.exe	81
PID 3340 wrote to memory of 2252	3340	PO23100070.exe	81
PID 3340 wrote to memory of 2252	3340	PO23100070.exe	81
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82
PID 3340 wrote to memory of 3400	3340	PO23100070.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3007475212-2160282277-2943627620-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100070.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3007475212-2160282277-2943627620-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100070.exe

C:\Users\Admin\AppData\Local\Temp\PO23100070.exe
"C:\Users\Admin\AppData\Local\Temp\PO23100070.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3340
- 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\PO23100070.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1892
- C:\Users\Admin\AppData\Local\Temp\PO23100070.exe
  "C:\Users\Admin\AppData\Local\Temp\PO23100070.exe"
  2⤵
  PID:2252
- C:\Users\Admin\AppData\Local\Temp\PO23100070.exe
  "C:\Users\Admin\AppData\Local\Temp\PO23100070.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3400

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

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_nyxnr035.sgn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1892-47-0x00000000078C0000-0x00000000078DA000-memory.dmp

Filesize
104KB

Download
memory/1892-48-0x0000000007940000-0x000000000794A000-memory.dmp

Filesize
40KB

Download
memory/1892-59-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/1892-54-0x0000000007C00000-0x0000000007C08000-memory.dmp

Filesize
32KB

Download
memory/1892-53-0x0000000007C10000-0x0000000007C2A000-memory.dmp

Filesize
104KB

Download
memory/1892-52-0x0000000007B10000-0x0000000007B25000-memory.dmp

Filesize
84KB

Download
memory/1892-51-0x0000000007B00000-0x0000000007B0E000-memory.dmp

Filesize
56KB

Download
memory/1892-30-0x0000000006120000-0x0000000006477000-memory.dmp

Filesize
3.3MB

Download
memory/1892-50-0x0000000007AD0000-0x0000000007AE1000-memory.dmp

Filesize
68KB

Download
memory/1892-49-0x0000000007B50000-0x0000000007BE6000-memory.dmp

Filesize
600KB

Download
memory/1892-46-0x0000000007F00000-0x000000000857A000-memory.dmp

Filesize
6.5MB

Download
memory/1892-13-0x0000000002D70000-0x0000000002DA6000-memory.dmp

Filesize
216KB

Download
memory/1892-20-0x00000000057E0000-0x0000000005802000-memory.dmp

Filesize
136KB

Download
memory/1892-45-0x0000000007780000-0x0000000007824000-memory.dmp

Filesize
656KB

Download
memory/1892-14-0x0000000005930000-0x0000000005F5A000-memory.dmp

Filesize
6.2MB

Download
memory/1892-17-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/1892-19-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/1892-35-0x0000000071070000-0x00000000710BC000-memory.dmp

Filesize
304KB

Download
memory/1892-44-0x0000000006B60000-0x0000000006B7E000-memory.dmp

Filesize
120KB

Download
memory/1892-29-0x0000000005FD0000-0x0000000006036000-memory.dmp

Filesize
408KB

Download
memory/1892-34-0x0000000006AE0000-0x0000000006B14000-memory.dmp

Filesize
208KB

Download
memory/1892-33-0x0000000006BA0000-0x0000000006BEC000-memory.dmp

Filesize
304KB

Download
memory/1892-32-0x0000000006570000-0x000000000658E000-memory.dmp

Filesize
120KB

Download
memory/3340-6-0x0000000005CF0000-0x0000000005D8C000-memory.dmp

Filesize
624KB

Download
memory/3340-8-0x000000007503E000-0x000000007503F000-memory.dmp

Filesize
4KB

Download
memory/3340-2-0x0000000005FF0000-0x0000000006596000-memory.dmp

Filesize
5.6MB

Download
memory/3340-1-0x0000000000E40000-0x0000000000EEA000-memory.dmp

Filesize
680KB

Download
memory/3340-3-0x0000000005970000-0x0000000005A02000-memory.dmp

Filesize
584KB

Download
memory/3340-15-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/3340-10-0x0000000008430000-0x00000000084A0000-memory.dmp

Filesize
448KB

Download
memory/3340-4-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/3340-5-0x0000000005A20000-0x0000000005A2A000-memory.dmp

Filesize
40KB

Download
memory/3340-0-0x000000007503E000-0x000000007503F000-memory.dmp

Filesize
4KB

Download
memory/3340-9-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/3340-7-0x0000000005EA0000-0x0000000005EBA000-memory.dmp

Filesize
104KB

Download
memory/3400-18-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/3400-56-0x0000000006C70000-0x0000000006E32000-memory.dmp

Filesize
1.8MB

Download
memory/3400-60-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/3400-55-0x0000000006A50000-0x0000000006AA0000-memory.dmp

Filesize
320KB

Download
memory/3400-16-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/3400-31-0x0000000075030000-0x00000000757E1000-memory.dmp

Filesize
7.7MB

Download
memory/3400-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download