agenttesla | 7f973aa03e8fa7f0b0f3682483a3b12148a1dd78fc7c10ed319d65f1d6c82c04

General

Target

mv Yaropolk - Main Vessel Details.PDF.scr
Size

670KB
MD5

c5a0ba17188d0ecf5f6952841b5228d3
SHA1

a56118c862235208b608b88c6da4a925d6e0ff3a
SHA256

17eeb291958feacdd246e605d777ce98fc9be320fd378283ac2764f1bc3b4c25
SHA512

884853fa3170151fdac122e9e3536a1cbd48cda2a9de7325ac80f3d8d501d9846736384e62047ac1e1b0b8cc74be26356bcc05639219929d751f563137f30d87
SSDEEP

12288:4D67tMcRHg4tHiYOH3KvXRM80k8Zv+JaqSIKXOF+ZHYCccwJ68QnGh:FMcR9HyX+BM80kQEaLpOF+tYCVnn

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://beirutrest.com
Port:
21
Username:
[email protected]
Password:
9yXQ39wz(uL+

Signatures

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

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

mv Yaropolk - Main Vessel Details.PDF.scr

description	pid	process	target process
PID 2528 set thread context of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

mv Yaropolk - Main Vessel Details.PDF.scr

pid process

2588 mv Yaropolk - Main Vessel Details.PDF.scr
2588 mv Yaropolk - Main Vessel Details.PDF.scr
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

mv Yaropolk - Main Vessel Details.PDF.scr

description pid process

Token: SeDebugPrivilege 2588 mv Yaropolk - Main Vessel Details.PDF.scr

pid	process
2588	mv Yaropolk - Main Vessel Details.PDF.scr
2588	mv Yaropolk - Main Vessel Details.PDF.scr

description	pid	process
Token: SeDebugPrivilege	2588	mv Yaropolk - Main Vessel Details.PDF.scr

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

mv Yaropolk - Main Vessel Details.PDF.scr

description	pid	process	target process
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr
PID 2528 wrote to memory of 2588	2528	mv Yaropolk - Main Vessel Details.PDF.scr	mv Yaropolk - Main Vessel Details.PDF.scr

C:\Users\Admin\AppData\Local\Temp\mv Yaropolk - Main Vessel Details.PDF.scr
"C:\Users\Admin\AppData\Local\Temp\mv Yaropolk - Main Vessel Details.PDF.scr" /S
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2528

C:\Users\Admin\AppData\Local\Temp\mv Yaropolk - Main Vessel Details.PDF.scr
"C:\Users\Admin\AppData\Local\Temp\mv Yaropolk - Main Vessel Details.PDF.scr"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2528-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

Filesize
4KB

Download
memory/2528-1-0x0000000000D70000-0x0000000000E1E000-memory.dmp

Filesize
696KB

Download
memory/2528-2-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-3-0x00000000043F0000-0x0000000004490000-memory.dmp

Filesize
640KB

Download
memory/2528-4-0x00000000003A0000-0x00000000003BA000-memory.dmp

Filesize
104KB

Download
memory/2528-5-0x0000000000250000-0x0000000000260000-memory.dmp

Filesize
64KB

Download
memory/2528-6-0x0000000005320000-0x00000000053A2000-memory.dmp

Filesize
520KB

Download
memory/2528-20-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2588-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-22-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-21-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-23-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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