agenttesla | 4b50ad683aa4fa64ea52f33f77fdee2ee70c1c98bae14f75982469520830cc55

General

Target

e146d579d1e2ccb3ae39881ab53d67a5.exe
Size

819KB
MD5

e146d579d1e2ccb3ae39881ab53d67a5
SHA1

0ee90d5f0f44b921b6eb043882bfca1fa59825d6
SHA256

4b50ad683aa4fa64ea52f33f77fdee2ee70c1c98bae14f75982469520830cc55
SHA512

3ad8afa102b344069bf183f45905f1e35c62b186b121efb65090bcff41855f514308ad461aa547b87e0d80e0d9d7a255708f4f7f80fb52d3e6f37edd645fff17
SSDEEP

12288:O1SjlOAQZSoR65AXwgFvuSSiILJf5ZjGXSTZjgpsecmEDzZZHTydD1166/vDiT6:/oR6qg/PKiJgpsZDw/ZnD86BqLPYO

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.brimaq.com
Port:
587
Username:
[email protected]
Password:
brimaQ2012
Email To:
[email protected]

Signatures

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

AgentTesla payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2736-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2736-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2736-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2736-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2736-18-0x0000000000400000-0x000000000043C000-memory.dmp	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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e146d579d1e2ccb3ae39881ab53d67a5.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e146d579d1e2ccb3ae39881ab53d67a5.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e146d579d1e2ccb3ae39881ab53d67a5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

description pid process target process

PID 2224 set thread context of 2736 2224 e146d579d1e2ccb3ae39881ab53d67a5.exe e146d579d1e2ccb3ae39881ab53d67a5.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

pid process

2736 e146d579d1e2ccb3ae39881ab53d67a5.exe
2736 e146d579d1e2ccb3ae39881ab53d67a5.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

description pid process

Token: SeDebugPrivilege 2736 e146d579d1e2ccb3ae39881ab53d67a5.exe

description	pid	process	target process
PID 2224 set thread context of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe

pid	process
2736	e146d579d1e2ccb3ae39881ab53d67a5.exe
2736	e146d579d1e2ccb3ae39881ab53d67a5.exe

description	pid	process
Token: SeDebugPrivilege	2736	e146d579d1e2ccb3ae39881ab53d67a5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

description	pid	process	target process
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe
PID 2224 wrote to memory of 2736	2224	e146d579d1e2ccb3ae39881ab53d67a5.exe	e146d579d1e2ccb3ae39881ab53d67a5.exe

outlook_office_path 1 IoCs

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e146d579d1e2ccb3ae39881ab53d67a5.exe

outlook_win_path 1 IoCs

Processes:

e146d579d1e2ccb3ae39881ab53d67a5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e146d579d1e2ccb3ae39881ab53d67a5.exe

C:\Users\Admin\AppData\Local\Temp\e146d579d1e2ccb3ae39881ab53d67a5.exe
"C:\Users\Admin\AppData\Local\Temp\e146d579d1e2ccb3ae39881ab53d67a5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2224

C:\Users\Admin\AppData\Local\Temp\e146d579d1e2ccb3ae39881ab53d67a5.exe
"C:\Users\Admin\AppData\Local\Temp\e146d579d1e2ccb3ae39881ab53d67a5.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2736

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2224-0-0x0000000000EE0000-0x0000000000FB2000-memory.dmp

Filesize
840KB

Download
memory/2224-1-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2224-2-0x0000000004FB0000-0x0000000004FF0000-memory.dmp

Filesize
256KB

Download
memory/2224-3-0x00000000004C0000-0x00000000004DA000-memory.dmp

Filesize
104KB

Download
memory/2224-4-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2224-5-0x0000000004FB0000-0x0000000004FF0000-memory.dmp

Filesize
256KB

Download
memory/2224-6-0x00000000059B0000-0x0000000005A4E000-memory.dmp

Filesize
632KB

Download
memory/2224-7-0x0000000000B70000-0x0000000000BAC000-memory.dmp

Filesize
240KB

Download
memory/2224-19-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2736-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2736-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-20-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2736-21-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download
memory/2736-22-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2736-23-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download
memory/2736-24-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads