agenttesla | 8a8e4af9303c7a1ed727e3dc8eac70802cfd184cccd4d678aa3d7a8473dff210

General

Target
COTIZACION.exe
Size 930KB
Sample221019-sdaz4adbgl
SHA256 8a8e4af9303c7a1ed727e3dc8eac70802cfd184cccd4d678aa3d7a8473dff210
MD5 e5a5e2d31820e33816b585a783bab428
SHA1 6d7056bb419c8a2e4ed7c7ed7a0e7929e77128e5
SHA512 0bf8b8a7eff617ea1453cb1feb2035a8e2ac9fb54972a9be48af803189f1c83fc7062da836558233cfb2a8c451eb1e1178981af33ada96c1b5c150cc7d958e46
SSDEEP 12288:BZIMvqV3fEu7K7TYmQms1B7ZtA5IZNMxUP5WVApKtM/z8BiCSlaxF0KUU:BZIE32mT5IZNM4dI2M6cX0
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COTIZACION.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COTIZACION.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COTIZACION.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 948 set thread context of 1972	948	COTIZACION.exe	29

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
948	COTIZACION.exe
1972	COTIZACION.exe
1972	COTIZACION.exe
1972	COTIZACION.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	948	COTIZACION.exe
Token: SeDebugPrivilege	1972	COTIZACION.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 1084	948	COTIZACION.exe	28
PID 948 wrote to memory of 1084	948	COTIZACION.exe	28
PID 948 wrote to memory of 1084	948	COTIZACION.exe	28
PID 948 wrote to memory of 1084	948	COTIZACION.exe	28
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29
PID 948 wrote to memory of 1972	948	COTIZACION.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COTIZACION.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COTIZACION.exe

C:\Users\Admin\AppData\Local\Temp\COTIZACION.exe
"C:\Users\Admin\AppData\Local\Temp\COTIZACION.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:948
- C:\Users\Admin\AppData\Local\Temp\COTIZACION.exe
  "C:\Users\Admin\AppData\Local\Temp\COTIZACION.exe"
  2⤵
  PID:1084
- C:\Users\Admin\AppData\Local\Temp\COTIZACION.exe
  "C:\Users\Admin\AppData\Local\Temp\COTIZACION.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/948-54-0x0000000000CD0000-0x0000000000DBE000-memory.dmp

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memory/948-55-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

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memory/948-56-0x0000000000B00000-0x0000000000B18000-memory.dmp

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memory/948-57-0x0000000000340000-0x000000000034C000-memory.dmp

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memory/948-58-0x0000000008000000-0x0000000008096000-memory.dmp

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memory/948-59-0x0000000000B70000-0x0000000000BAE000-memory.dmp

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memory/1972-60-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1972-63-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1972-64-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1972-61-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1972-65-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1972-70-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1972-68-0x0000000000400000-0x000000000043C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads