agenttesla | b02d61086cfa6f876e71f4eb2ba5bae874887cf3ef87c339cc634151a388f679

General

Target

6b43e60fcb0a1858f5eb12437020dfc7.exe
Size

742KB
MD5

6b43e60fcb0a1858f5eb12437020dfc7
SHA1

5a80f7cad8a5d5e5e6c833941314a74dfbf374d0
SHA256

b02d61086cfa6f876e71f4eb2ba5bae874887cf3ef87c339cc634151a388f679
SHA512

5518e247d38d371a846c10b554c55dedf32e5c67824f38d7b2676ff83bbc12f4c2145a81869cb0c102fcff80ff9459ecb1ae943c5bdda0da561ccafe3bdd47a3
SSDEEP

12288:kwlVmomPZefVPtqvyuswNI3C/2eNp0XcMevpMq14wZev/cJFuJN+4i/2I2DlZ8jF:UomxiVQFngC50XuvuBwZucyC525Z0Z

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server323.web-hosting.com
Port:
587
Username:
[email protected]
Password:
turkey@123
Email To:
[email protected]

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

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6b43e60fcb0a1858f5eb12437020dfc7.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6b43e60fcb0a1858f5eb12437020dfc7.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6b43e60fcb0a1858f5eb12437020dfc7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\RMBJLaF = "C:\\Users\\Admin\\AppData\\Roaming\\RMBJLaF\\RMBJLaF.exe"	6b43e60fcb0a1858f5eb12437020dfc7.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description pid process target process

PID 1168 set thread context of 524 1168 6b43e60fcb0a1858f5eb12437020dfc7.exe 6b43e60fcb0a1858f5eb12437020dfc7.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

pid process

524 6b43e60fcb0a1858f5eb12437020dfc7.exe
524 6b43e60fcb0a1858f5eb12437020dfc7.exe
524 6b43e60fcb0a1858f5eb12437020dfc7.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description pid process

Token: SeDebugPrivilege 524 6b43e60fcb0a1858f5eb12437020dfc7.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1168 set thread context of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe

pid	process
524	6b43e60fcb0a1858f5eb12437020dfc7.exe
524	6b43e60fcb0a1858f5eb12437020dfc7.exe
524	6b43e60fcb0a1858f5eb12437020dfc7.exe

description	pid	process
Token: SeDebugPrivilege	524	6b43e60fcb0a1858f5eb12437020dfc7.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description	pid	process	target process
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe
PID 1168 wrote to memory of 524	1168	6b43e60fcb0a1858f5eb12437020dfc7.exe	6b43e60fcb0a1858f5eb12437020dfc7.exe

outlook_office_path 1 IoCs

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6b43e60fcb0a1858f5eb12437020dfc7.exe

outlook_win_path 1 IoCs

Processes:

6b43e60fcb0a1858f5eb12437020dfc7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6b43e60fcb0a1858f5eb12437020dfc7.exe

C:\Users\Admin\AppData\Local\Temp\6b43e60fcb0a1858f5eb12437020dfc7.exe
"C:\Users\Admin\AppData\Local\Temp\6b43e60fcb0a1858f5eb12437020dfc7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1168

C:\Users\Admin\AppData\Local\Temp\6b43e60fcb0a1858f5eb12437020dfc7.exe
"C:\Users\Admin\AppData\Local\Temp\6b43e60fcb0a1858f5eb12437020dfc7.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:524

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

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Downloads

memory/524-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/524-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/524-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/524-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/524-65-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/524-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/524-66-0x00000000004324DE-mapping.dmp

Download
memory/524-60-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1168-55-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download
memory/1168-54-0x0000000000010000-0x00000000000CE000-memory.dmp

Filesize
760KB

Download
memory/1168-59-0x0000000000780000-0x00000000007C4000-memory.dmp

Filesize
272KB

Download
memory/1168-58-0x0000000007D70000-0x0000000007DEC000-memory.dmp

Filesize
496KB

Download
memory/1168-57-0x0000000000290000-0x000000000029E000-memory.dmp

Filesize
56KB

Download
memory/1168-56-0x0000000000340000-0x000000000035A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads