agenttesla | feae31de8c6c8cdd42411db959087e258aa5da132edb1f34cba5c13eaef56cd1

General

Target

857768#bank telegraphic transfer copy.exe
Size

624KB
MD5

baf14a956f72c04a96a441bef83164db
SHA1

43af2b62ee3b392c8c2e51f9b3bb4e97e91f266b
SHA256

feae31de8c6c8cdd42411db959087e258aa5da132edb1f34cba5c13eaef56cd1
SHA512

8128001673651eaba889ee0dbd4bd3bc2a1a3296fd7f7e19d1bcb9ed1bd879800ea4304844bcc46263dc52db7a266b0ecdc519c008ebefe47a3298da0803c263
SSDEEP

12288:gi0NOK2IYHip+4+IUJ6XQ/b/LiPcGVGGUCoI+FL8S50D:giO8IlpEv6g/DKcGVG5CR+FLJ0

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://c5comunicacao.com.br
Port:
21
Username:
[email protected]
Password:
ABule@2023

Signatures

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	857768#bank telegraphic transfer copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	857768#bank telegraphic transfer copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	857768#bank telegraphic transfer copy.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows\CurrentVersion\Run\TYpjaL = "C:\\Users\\Admin\\AppData\\Roaming\\TYpjaL\\TYpjaL.exe"	857768#bank telegraphic transfer copy.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1568 set thread context of 1192	1568	857768#bank telegraphic transfer copy.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1192	857768#bank telegraphic transfer copy.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1192	857768#bank telegraphic transfer copy.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28
PID 1568 wrote to memory of 1192	1568	857768#bank telegraphic transfer copy.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	857768#bank telegraphic transfer copy.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	857768#bank telegraphic transfer copy.exe

C:\Users\Admin\AppData\Local\Temp\857768#bank telegraphic transfer copy.exe
"C:\Users\Admin\AppData\Local\Temp\857768#bank telegraphic transfer copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Users\Admin\AppData\Local\Temp\857768#bank telegraphic transfer copy.exe
  "C:\Users\Admin\AppData\Local\Temp\857768#bank telegraphic transfer copy.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1192

Network

MITRE ATT&CK Enterprise 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

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1192-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1192-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1192-79-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download
memory/1192-71-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download
memory/1192-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1192-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1192-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1192-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1192-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1192-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1568-55-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/1568-60-0x00000000009F0000-0x0000000000A22000-memory.dmp

Filesize
200KB

Download
memory/1568-54-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1568-59-0x0000000005220000-0x000000000528C000-memory.dmp

Filesize
432KB

Download
memory/1568-58-0x0000000000380000-0x000000000038A000-memory.dmp

Filesize
40KB

Download
memory/1568-57-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/1568-56-0x0000000000310000-0x000000000031C000-memory.dmp

Filesize
48KB

Download

Analysis

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