agenttesla | e5e9af75b2f3394676a2147b2bca989b35ebf6745c42e4de543813d036bcc047

General

Target

image0056.exe
Size

567KB
MD5

088586791b18c571081bdda1886b1512
SHA1

6e0fa54432c81ae6a79ed20dd7840a64074a5b87
SHA256

e5e9af75b2f3394676a2147b2bca989b35ebf6745c42e4de543813d036bcc047
SHA512

aba8094178098ce72f2631c129ca16d22ec393ba6d748baed70cd3d13ed3bbe9f1da55398b9e00c4ae94494efef63ca946127ed495dcfda48238a332f4948e52

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ociii.net
Port:
587
Username:
[email protected]
Password:
yearofblockmoney5024

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/928-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/928-5-0x0000000000446B2E-mapping.dmp	family_agenttesla
behavioral1/memory/928-6-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/928-7-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

image0056.exe

description pid process target process

PID 1464 set thread context of 928 1464 image0056.exe image0056.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

736 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

image0056.exe

pid process

928 image0056.exe
928 image0056.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

image0056.exe

description pid process

Token: SeDebugPrivilege 928 image0056.exe

description	pid	process	target process
PID 1464 set thread context of 928	1464	image0056.exe	image0056.exe

pid	process
736	schtasks.exe

pid	process
928	image0056.exe
928	image0056.exe

description	pid	process
Token: SeDebugPrivilege	928	image0056.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

image0056.exe

description	pid	process	target process
PID 1464 wrote to memory of 736	1464	image0056.exe	schtasks.exe
PID 1464 wrote to memory of 736	1464	image0056.exe	schtasks.exe
PID 1464 wrote to memory of 736	1464	image0056.exe	schtasks.exe
PID 1464 wrote to memory of 736	1464	image0056.exe	schtasks.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe
PID 1464 wrote to memory of 928	1464	image0056.exe	image0056.exe

C:\Users\Admin\AppData\Local\Temp\image0056.exe
"C:\Users\Admin\AppData\Local\Temp\image0056.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1464

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\quNCNaoQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp891C.tmp"
2⤵
- Creates scheduled task(s)
PID:736

C:\Users\Admin\AppData\Local\Temp\image0056.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:928

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp891C.tmp

MD5
9c46750088db5e0be3ff57bf3ec3279a

SHA1
8cbf8dac084dff43fd5e48935ac10ae3648a7480

SHA256
5ce71e8daf3c75456f8b897c052db6a814b92d3aad8e7dca442ed19b7b84a23c

SHA512
741de4e8dfc30c643a24d523cca0a4aec48a5d1d151755bdc3a6cadbc64ef8b95c61126f0a630a1c6a225e82d681fc9e8500b68be4a5e5471d483f69f2b89ac6

Download Submit
memory/736-2-0x0000000000000000-mapping.dmp

Download
memory/928-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/928-5-0x0000000000446B2E-mapping.dmp

Download
memory/928-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/928-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1464-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads