agenttesla | 73e936cfd45d5e597b147a50a4472b94a4cf508ab47acec98b66b6a52ba31db3

General

Target

TS-240326-UF3.exe
Size

720KB
MD5

7f1e590dfd6337e811e274d6b4867a15
SHA1

581f34902e117fa50708059647beb36cffc1cd55
SHA256

73e936cfd45d5e597b147a50a4472b94a4cf508ab47acec98b66b6a52ba31db3
SHA512

337d7a5da08280398dcf419e47b4e510eb8bf08b2e3c6f6d5325a5b1e782835520e0cd58259c5b9745fb79a86e999267839394b541372982594157fe90650bdf
SSDEEP

12288:PCl7+a5WQwDpB/Dq6reWTbfD0fvMjtODAokgY2pR9KPQRGO5n9WgauzkR:6l76BDpB7q+zfQfeExC2pR9KPQR/k

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.trisquarespl.com
Port:
587
Username:
[email protected]
Password:
YokTA(D3
Email To:
[email protected]

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
Suspicious use of SetThreadContext 1 IoCs

Processes:

TS-240326-UF3.exe

description pid process target process

PID 2204 set thread context of 2536 2204 TS-240326-UF3.exe TS-240326-UF3.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

TS-240326-UF3.exeTS-240326-UF3.exe

pid process

2204 TS-240326-UF3.exe
2204 TS-240326-UF3.exe
2536 TS-240326-UF3.exe
2536 TS-240326-UF3.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

TS-240326-UF3.exeTS-240326-UF3.exe

description pid process

Token: SeDebugPrivilege 2204 TS-240326-UF3.exe
Token: SeDebugPrivilege 2536 TS-240326-UF3.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

TS-240326-UF3.exe

pid process

2536 TS-240326-UF3.exe

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

description	pid	process	target process
PID 2204 set thread context of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe

pid	process
2204	TS-240326-UF3.exe
2204	TS-240326-UF3.exe
2536	TS-240326-UF3.exe
2536	TS-240326-UF3.exe

description	pid	process
Token: SeDebugPrivilege	2204	TS-240326-UF3.exe
Token: SeDebugPrivilege	2536	TS-240326-UF3.exe

pid	process
2536	TS-240326-UF3.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

TS-240326-UF3.exe

description	pid	process	target process
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe
PID 2204 wrote to memory of 2536	2204	TS-240326-UF3.exe	TS-240326-UF3.exe

C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe
"C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204

C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe
"C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2536

Network

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2204-0-0x0000000001210000-0x00000000012C6000-memory.dmp

Filesize
728KB

Download
memory/2204-1-0x0000000074870000-0x0000000074F5E000-memory.dmp

Filesize
6.9MB

Download
memory/2204-2-0x0000000004DC0000-0x0000000004E00000-memory.dmp

Filesize
256KB

Download
memory/2204-3-0x0000000000310000-0x0000000000322000-memory.dmp

Filesize
72KB

Download
memory/2204-4-0x0000000000330000-0x000000000033C000-memory.dmp

Filesize
48KB

Download
memory/2204-5-0x0000000005350000-0x00000000053D2000-memory.dmp

Filesize
520KB

Download
memory/2204-16-0x0000000074870000-0x0000000074F5E000-memory.dmp

Filesize
6.9MB

Download
memory/2536-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2536-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2536-18-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2536-19-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2536-20-0x0000000000F60000-0x0000000000FA0000-memory.dmp

Filesize
256KB

Download

Analysis

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