agenttesla | 49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417

General

Target

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
Size

1.1MB
MD5

aae7910fddf1137282ad78b7972469fa
SHA1

7bb3efaa25396f810729af4d9f2b05e45296a0da
SHA256

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417
SHA512

dad4b6e722848d7420722b783876f46673129af135eab52664efd48fb37788f3b89eb9cf672ab25c9292557eb38ded93d7d33fa841e6f2deccd57002a0236816

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
behavioral2/memory/1244-135-0x0000000000400000-0x0000000000477000-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:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyApp\\MyApp.exe"	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.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.

Processes:

flow ioc

36 checkip.amazonaws.com

flow	ioc
36	checkip.amazonaws.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

description	pid	process	target process
PID 3920 set thread context of 1244	3920	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

pid	process
1244	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
1244	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

description pid process

Token: SeDebugPrivilege 1244 49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

pid process

3920 49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

description	pid	process
Token: SeDebugPrivilege	1244	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

pid	process
3920	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

description	pid	process	target process
PID 3920 wrote to memory of 1244	3920	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
PID 3920 wrote to memory of 1244	3920	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
PID 3920 wrote to memory of 1244	3920	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

outlook_office_path 1 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.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	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

outlook_win_path 1 IoCs

Processes:

49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.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	49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe

C:\Users\Admin\AppData\Local\Temp\49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
"C:\Users\Admin\AppData\Local\Temp\49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3920

C:\Users\Admin\AppData\Local\Temp\49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe
C:\Users\Admin\AppData\Local\Temp\49a25c30b01ab897e8ef61569858731e4651acaa2f7828c4a76edb3c6a334417.exe"
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:1244

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1244-133-0x0000000000000000-mapping.dmp

Download
memory/1244-135-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/1244-137-0x0000000077DD0000-0x0000000077F73000-memory.dmp

Filesize
1.6MB

Download
memory/1244-138-0x0000000077DD0000-0x0000000077F73000-memory.dmp

Filesize
1.6MB

Download
memory/1244-139-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/1244-140-0x0000000077DD0000-0x0000000077F73000-memory.dmp

Filesize
1.6MB

Download
memory/1244-141-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/3920-132-0x0000000000800000-0x0000000000807000-memory.dmp

Filesize
28KB

Download
memory/3920-134-0x0000000077DD0000-0x0000000077F73000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads