agenttesla | 5c35b079cdab560114e97cd7e796aa965e165b9bbe568829d808e97880b1f0be

General

Target

34 Rhorder Pillivuyt-Order Sheets.exe
Size

722KB
MD5

ca9aafa77412c3aafe7289a7dacefd88
SHA1

e677d8e23f45c9627bc1da9d407cc0b862a0dcba
SHA256

cbce9f783ed4cdc37d018d6b9f49c02ef83830759c6406531c0010f85f0506e6
SHA512

77d91d8d48cd45e054c1319b66ef0781e3333cf656797fea8f13c5fa357a3bee96141691735fc7800793334a368cb1d5b4a0c41c7fcf79d56bf207dac73462cf

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/880-61-0x0000000004CA0000-0x0000000004CEC000-memory.dmp	family_agenttesla

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
T1081
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
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34 Rhorder Pillivuyt-Order Sheets.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34 Rhorder Pillivuyt-Order Sheets.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34 Rhorder Pillivuyt-Order Sheets.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Appnew = "C:\\Users\\Admin\\AppData\\Roaming\\Appnew\\Appnew.exe"	34 Rhorder Pillivuyt-Order Sheets.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2004 schtasks.exe

pid	process
2004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

pid	process
880	34 Rhorder Pillivuyt-Order Sheets.exe
880	34 Rhorder Pillivuyt-Order Sheets.exe
880	34 Rhorder Pillivuyt-Order Sheets.exe
880	34 Rhorder Pillivuyt-Order Sheets.exe
880	34 Rhorder Pillivuyt-Order Sheets.exe
880	34 Rhorder Pillivuyt-Order Sheets.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

description pid process

Token: SeDebugPrivilege 880 34 Rhorder Pillivuyt-Order Sheets.exe

description	pid	process
Token: SeDebugPrivilege	880	34 Rhorder Pillivuyt-Order Sheets.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

description	pid	process	target process
PID 880 wrote to memory of 2004	880	34 Rhorder Pillivuyt-Order Sheets.exe	schtasks.exe
PID 880 wrote to memory of 2004	880	34 Rhorder Pillivuyt-Order Sheets.exe	schtasks.exe
PID 880 wrote to memory of 2004	880	34 Rhorder Pillivuyt-Order Sheets.exe	schtasks.exe
PID 880 wrote to memory of 2004	880	34 Rhorder Pillivuyt-Order Sheets.exe	schtasks.exe

outlook_office_path 1 IoCs

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34 Rhorder Pillivuyt-Order Sheets.exe

outlook_win_path 1 IoCs

Processes:

34 Rhorder Pillivuyt-Order Sheets.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34 Rhorder Pillivuyt-Order Sheets.exe

C:\Users\Admin\AppData\Local\Temp\34 Rhorder Pillivuyt-Order Sheets.exe
"C:\Users\Admin\AppData\Local\Temp\34 Rhorder Pillivuyt-Order Sheets.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:880

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZTrlOiLezc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19F7.tmp"
2⤵
- Creates scheduled task(s)
PID:2004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp19F7.tmp

Filesize
1KB

MD5
ff13ecd51616ed4f0cf39b8639aa34f5

SHA1
bda78b116122d4e8f495e6a437e33d2fbdcc45d7

SHA256
58b70cbb70d67817c7668602fcfcdc30400df8db96354f20b9bc5a85a051a188

SHA512
6e2fd48554b21a45fa0e94be4aa379d224ef2e08dde737f086f5467444995cb6b09c90c82f07845e61cdce8bbd8466482c96d67fc25dca0dbacdf673d5601fd7

Download Submit
memory/880-54-0x0000000000380000-0x000000000043A000-memory.dmp

Filesize
744KB

Download
memory/880-55-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

Filesize
8KB

Download
memory/880-56-0x00000000002E0000-0x00000000002F0000-memory.dmp

Filesize
64KB

Download
memory/880-57-0x0000000004760000-0x00000000047C4000-memory.dmp

Filesize
400KB

Download
memory/880-58-0x0000000004C00000-0x0000000004C4C000-memory.dmp

Filesize
304KB

Download
memory/880-61-0x0000000004CA0000-0x0000000004CEC000-memory.dmp

Filesize
304KB

Download
memory/2004-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads