agenttesla | a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7

General

Target

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
Size

900KB
MD5

a478a037c8f7c793d33d1e0c98b872a8
SHA1

4c650cdd020027dd7384104343a70bd5c16e88dd
SHA256

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7
SHA512

ed81a9b6789ea9da207a5a1e27a1c7d789ec7b82cdfe1a4454577f29f5b7350ec6592b02bd224240ead0d5d7dd686c2da3e8d463eff8c310f53b6c9dbb7eb105

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
bh-58.webhostbox.net
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
bh-58.webhostbox.net
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$

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
behavioral2/memory/3228-132-0x0000000000400000-0x000000000044C000-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:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dutch = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dutch\\dutch.exe"	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	pid	process	target process
PID 3600 set thread context of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

pid	process
3228	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
3228	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description pid process

Token: SeDebugPrivilege 3228 a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	pid	process
Token: SeDebugPrivilege	3228	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	pid	process	target process
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
PID 3600 wrote to memory of 3228	3600	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

outlook_office_path 1 IoCs

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

outlook_win_path 1 IoCs

Processes:

a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe

C:\Users\Admin\AppData\Local\Temp\a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
"C:\Users\Admin\AppData\Local\Temp\a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3600

C:\Users\Admin\AppData\Local\Temp\a9f274b0b3283ecccdb07bb89bfe1af9ead7d8d766b89e5f05122c78c21173e7.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3228

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/3228-131-0x0000000000000000-mapping.dmp

Download
memory/3228-132-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3228-133-0x00000000753F0000-0x00000000759A1000-memory.dmp

Filesize
5.7MB

Download
memory/3600-130-0x00000000753F0000-0x00000000759A1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads