agenttesla | a91cf2a4699e93a3101762f542bf47b51d8ac09f8e78eaa2222c36807e0c0e72

General

Target

EQUIPMENT QUOTATION#033986.exe
Size

1.0MB
MD5

c350c3a502bf95c724acd864aa8d48de
SHA1

3c544230bdb4d1656818d770b682f2b8cc224a16
SHA256

a91cf2a4699e93a3101762f542bf47b51d8ac09f8e78eaa2222c36807e0c0e72
SHA512

e74017f52210fe47d9627f9021e1ad432ef944bdbe8a1e17085c249cabb7f02ba5c63720041995677ebdefb502a5953ea09b8ce71ef3cacd5cf6a945ce157e97
SSDEEP

12288:tzSggsidljMurxgrb81Qv2RA5OMpEoLbqvADoZRGlGcnB7iFTr+8+5rGurubCj3t:tzK3v1QmATpEybiQ9B7iRro/6Cj3X3N

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
nXe0M~WkW&nJ

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
nXe0M~WkW&nJ

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	EQUIPMENT QUOTATION#033986.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1428 set thread context of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29

System Location Discovery: System Language Discovery 1 TTPs 2 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	EQUIPMENT QUOTATION#033986.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQUIPMENT QUOTATION#033986.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2932	EQUIPMENT QUOTATION#033986.exe
2932	EQUIPMENT QUOTATION#033986.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	EQUIPMENT QUOTATION#033986.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2932	EQUIPMENT QUOTATION#033986.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29
PID 1428 wrote to memory of 2932	1428	EQUIPMENT QUOTATION#033986.exe	29

C:\Users\Admin\AppData\Local\Temp\EQUIPMENT QUOTATION#033986.exe
"C:\Users\Admin\AppData\Local\Temp\EQUIPMENT QUOTATION#033986.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\EQUIPMENT QUOTATION#033986.exe
  "C:\Users\Admin\AppData\Local\Temp\EQUIPMENT QUOTATION#033986.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1428-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/1428-1-0x0000000001070000-0x0000000001176000-memory.dmp

Filesize
1.0MB

Download
memory/1428-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/1428-3-0x0000000000570000-0x000000000058E000-memory.dmp

Filesize
120KB

Download
memory/1428-4-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/1428-5-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/1428-6-0x00000000003F0000-0x0000000000478000-memory.dmp

Filesize
544KB

Download
memory/1428-24-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-9-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2932-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-22-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2932-23-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-25-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads