agenttesla | 386c4326071c1acde4250d879faf8b465669ea204dcc9b0716969624db277935

General

Target

b2fK6CUY7ZOdPkM.exe
Size

667KB
MD5

6d2b65710b2167d358d36f4304d5c9e7
SHA1

bd68ff6f8c8213bc968295c8565247039a829841
SHA256

59842fc6ee45de0381e917668856445fffcdfd3c6f42c8c229673ff33ff61f99
SHA512

dd2a05d48315711aa76340b3693fa37917536b0efc7686655d2a9e526e50310a1eef716b22eee60a1a3c77641812d8a3a400f07774bc3046389c471f2e523839

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sardaplywood.com
Port:
587
Username:
[email protected]
Password:
je12vi345

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1948-59-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1948-60-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1948-61-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1948-62-0x00000000004542AE-mapping.dmp	family_agenttesla
behavioral1/memory/1948-64-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1948-66-0x0000000000400000-0x000000000045A000-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 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:

b2fK6CUY7ZOdPkM.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b2fK6CUY7ZOdPkM.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b2fK6CUY7ZOdPkM.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b2fK6CUY7ZOdPkM.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b2fK6CUY7ZOdPkM.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\\\.exe"	b2fK6CUY7ZOdPkM.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b2fK6CUY7ZOdPkM.exe

description pid process target process

PID 2020 set thread context of 1948 2020 b2fK6CUY7ZOdPkM.exe b2fK6CUY7ZOdPkM.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

b2fK6CUY7ZOdPkM.exeb2fK6CUY7ZOdPkM.exe

pid process

2020 b2fK6CUY7ZOdPkM.exe
2020 b2fK6CUY7ZOdPkM.exe
2020 b2fK6CUY7ZOdPkM.exe
1948 b2fK6CUY7ZOdPkM.exe
1948 b2fK6CUY7ZOdPkM.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

b2fK6CUY7ZOdPkM.exe

pid process

1948 b2fK6CUY7ZOdPkM.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b2fK6CUY7ZOdPkM.exeb2fK6CUY7ZOdPkM.exe

description pid process

Token: SeDebugPrivilege 2020 b2fK6CUY7ZOdPkM.exe
Token: SeDebugPrivilege 1948 b2fK6CUY7ZOdPkM.exe

description	pid	process	target process
PID 2020 set thread context of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe

pid	process
2020	b2fK6CUY7ZOdPkM.exe
2020	b2fK6CUY7ZOdPkM.exe
2020	b2fK6CUY7ZOdPkM.exe
1948	b2fK6CUY7ZOdPkM.exe
1948	b2fK6CUY7ZOdPkM.exe

pid	process
1948	b2fK6CUY7ZOdPkM.exe

description	pid	process
Token: SeDebugPrivilege	2020	b2fK6CUY7ZOdPkM.exe
Token: SeDebugPrivilege	1948	b2fK6CUY7ZOdPkM.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b2fK6CUY7ZOdPkM.exe

description	pid	process	target process
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe
PID 2020 wrote to memory of 1948	2020	b2fK6CUY7ZOdPkM.exe	b2fK6CUY7ZOdPkM.exe

outlook_office_path 1 IoCs

Processes:

b2fK6CUY7ZOdPkM.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b2fK6CUY7ZOdPkM.exe

outlook_win_path 1 IoCs

Processes:

b2fK6CUY7ZOdPkM.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b2fK6CUY7ZOdPkM.exe

C:\Users\Admin\AppData\Local\Temp\b2fK6CUY7ZOdPkM.exe
"C:\Users\Admin\AppData\Local\Temp\b2fK6CUY7ZOdPkM.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020

C:\Users\Admin\AppData\Local\Temp\b2fK6CUY7ZOdPkM.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1948

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

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1948-56-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-57-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-59-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-60-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-61-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-62-0x00000000004542AE-mapping.dmp

Download
memory/1948-64-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1948-68-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2020-54-0x0000000076261000-0x0000000076263000-memory.dmp

Filesize
8KB

Download
memory/2020-55-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads