agenttesla | 4085b3000221024695ddcd2e439dc1631ced94b89be2b5a5d50c4753afdf2967

General

Target

1Q3S67RwyaxFZPg.exe
Size

1019KB
MD5

52affab6fe5bff48ac1512b69e66c812
SHA1

58acee741a9ddd404921c9ae144aa426ab120065
SHA256

76faa05a9a10bcef84f22da7ba2fcdce23aa86151fd01b746ed19736cc048af4
SHA512

bbfca3222f2a2294c438b5965d6d2ed2157d0deaf10a9015e7feb9256efd1bf569ac425dd323cdde4c5ec15fd228fa8f3d2904c9c76d5d17aabbb85bae2982ad

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
[email protected]
Password:
kingmoney007

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
[email protected]
Password:
kingmoney007

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/4084-138-0x0000000000400000-0x0000000000466000-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:

1Q3S67RwyaxFZPg.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1Q3S67RwyaxFZPg.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1Q3S67RwyaxFZPg.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1Q3S67RwyaxFZPg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1Q3S67RwyaxFZPg.exe

description pid process target process

PID 4120 set thread context of 4084 4120 1Q3S67RwyaxFZPg.exe 1Q3S67RwyaxFZPg.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

1Q3S67RwyaxFZPg.exe1Q3S67RwyaxFZPg.exe

pid process

4120 1Q3S67RwyaxFZPg.exe
4120 1Q3S67RwyaxFZPg.exe
4084 1Q3S67RwyaxFZPg.exe
4084 1Q3S67RwyaxFZPg.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1Q3S67RwyaxFZPg.exe1Q3S67RwyaxFZPg.exe

description pid process

Token: SeDebugPrivilege 4120 1Q3S67RwyaxFZPg.exe
Token: SeDebugPrivilege 4084 1Q3S67RwyaxFZPg.exe

description	pid	process	target process
PID 4120 set thread context of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe

pid	process
4120	1Q3S67RwyaxFZPg.exe
4120	1Q3S67RwyaxFZPg.exe
4084	1Q3S67RwyaxFZPg.exe
4084	1Q3S67RwyaxFZPg.exe

description	pid	process
Token: SeDebugPrivilege	4120	1Q3S67RwyaxFZPg.exe
Token: SeDebugPrivilege	4084	1Q3S67RwyaxFZPg.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

1Q3S67RwyaxFZPg.exe

description	pid	process	target process
PID 4120 wrote to memory of 2256	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 2256	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 2256	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe
PID 4120 wrote to memory of 4084	4120	1Q3S67RwyaxFZPg.exe	1Q3S67RwyaxFZPg.exe

outlook_office_path 1 IoCs

Processes:

1Q3S67RwyaxFZPg.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1Q3S67RwyaxFZPg.exe

outlook_win_path 1 IoCs

Processes:

1Q3S67RwyaxFZPg.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1Q3S67RwyaxFZPg.exe

C:\Users\Admin\AppData\Local\Temp\1Q3S67RwyaxFZPg.exe
"C:\Users\Admin\AppData\Local\Temp\1Q3S67RwyaxFZPg.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4120

C:\Users\Admin\AppData\Local\Temp\1Q3S67RwyaxFZPg.exe
"C:\Users\Admin\AppData\Local\Temp\1Q3S67RwyaxFZPg.exe"
2⤵
PID:2256

C:\Users\Admin\AppData\Local\Temp\1Q3S67RwyaxFZPg.exe
"C:\Users\Admin\AppData\Local\Temp\1Q3S67RwyaxFZPg.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4084

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1Q3S67RwyaxFZPg.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/2256-136-0x0000000000000000-mapping.dmp

Download
memory/4084-137-0x0000000000000000-mapping.dmp

Download
memory/4084-138-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/4084-140-0x00000000063E0000-0x0000000006446000-memory.dmp

Filesize
408KB

Download
memory/4084-141-0x0000000006C20000-0x0000000006C70000-memory.dmp

Filesize
320KB

Download
memory/4120-130-0x00000000009B0000-0x0000000000AB4000-memory.dmp

Filesize
1.0MB

Download
memory/4120-131-0x0000000005450000-0x00000000054EC000-memory.dmp

Filesize
624KB

Download
memory/4120-132-0x0000000005B10000-0x00000000060B4000-memory.dmp

Filesize
5.6MB

Download
memory/4120-133-0x0000000005600000-0x0000000005692000-memory.dmp

Filesize
584KB

Download
memory/4120-134-0x00000000054F0000-0x00000000054FA000-memory.dmp

Filesize
40KB

Download
memory/4120-135-0x0000000005790000-0x00000000057E6000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads