agenttesla | 770a7455fc0ac683cf1ea5f64c528ea717871300c1ff20e29cf34276acd0528d

General

Target

85d29bf17d2b11754deb221731a9ea4c.exe
Size

791KB
MD5

85d29bf17d2b11754deb221731a9ea4c
SHA1

eb91d80b64db46e71784db25ff2380003d3a1b9c
SHA256

770a7455fc0ac683cf1ea5f64c528ea717871300c1ff20e29cf34276acd0528d
SHA512

4d4a53e359289b097e8aa7debd3dee172b6244690641571a6ea53ddf72b316ad0cd224c7946d952c95b63932b2b535a00bce7c4b2448c188fbe4da0cfd422a5f
SSDEEP

12288:ZAwKdJVZz5ddOa01PTqcy3jP3fBfzUnFBDxqF7ETu6jQRwcndJoTgfz8uf:OTVZ93O1qcyNAVK7ytby+gl

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.valvulasthermovalve.cl
Port:
21
Username:
cva19491@valvulasthermovalve.cl
Password:
LILKOOLL14!!

Signatures

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

85d29bf17d2b11754deb221731a9ea4c.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85d29bf17d2b11754deb221731a9ea4c.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85d29bf17d2b11754deb221731a9ea4c.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85d29bf17d2b11754deb221731a9ea4c.exe

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

29 api.ipify.org
30 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

85d29bf17d2b11754deb221731a9ea4c.exe

description pid process target process

PID 2960 set thread context of 3612 2960 85d29bf17d2b11754deb221731a9ea4c.exe 85d29bf17d2b11754deb221731a9ea4c.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

85d29bf17d2b11754deb221731a9ea4c.exe

pid process

2960 85d29bf17d2b11754deb221731a9ea4c.exe
2960 85d29bf17d2b11754deb221731a9ea4c.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

85d29bf17d2b11754deb221731a9ea4c.exe85d29bf17d2b11754deb221731a9ea4c.exe

description pid process

Token: SeDebugPrivilege 2960 85d29bf17d2b11754deb221731a9ea4c.exe
Token: SeDebugPrivilege 3612 85d29bf17d2b11754deb221731a9ea4c.exe

flow	ioc
29	api.ipify.org
30	api.ipify.org

description	pid	process	target process
PID 2960 set thread context of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe

pid	process
2960	85d29bf17d2b11754deb221731a9ea4c.exe
2960	85d29bf17d2b11754deb221731a9ea4c.exe

description	pid	process
Token: SeDebugPrivilege	2960	85d29bf17d2b11754deb221731a9ea4c.exe
Token: SeDebugPrivilege	3612	85d29bf17d2b11754deb221731a9ea4c.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

85d29bf17d2b11754deb221731a9ea4c.exe

description	pid	process	target process
PID 2960 wrote to memory of 812	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 812	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 812	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe
PID 2960 wrote to memory of 3612	2960	85d29bf17d2b11754deb221731a9ea4c.exe	85d29bf17d2b11754deb221731a9ea4c.exe

outlook_office_path 1 IoCs

Processes:

85d29bf17d2b11754deb221731a9ea4c.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85d29bf17d2b11754deb221731a9ea4c.exe

outlook_win_path 1 IoCs

Processes:

85d29bf17d2b11754deb221731a9ea4c.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85d29bf17d2b11754deb221731a9ea4c.exe

C:\Users\Admin\AppData\Local\Temp\85d29bf17d2b11754deb221731a9ea4c.exe
"C:\Users\Admin\AppData\Local\Temp\85d29bf17d2b11754deb221731a9ea4c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960

C:\Users\Admin\AppData\Local\Temp\85d29bf17d2b11754deb221731a9ea4c.exe
"C:\Users\Admin\AppData\Local\Temp\85d29bf17d2b11754deb221731a9ea4c.exe"
2⤵
PID:812

C:\Users\Admin\AppData\Local\Temp\85d29bf17d2b11754deb221731a9ea4c.exe
"C:\Users\Admin\AppData\Local\Temp\85d29bf17d2b11754deb221731a9ea4c.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3612

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\85d29bf17d2b11754deb221731a9ea4c.exe.log
Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
memory/2960-139-0x0000000007000000-0x000000000709C000-memory.dmp

Filesize
624KB

Download
memory/2960-135-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/2960-136-0x0000000005010000-0x000000000501A000-memory.dmp

Filesize
40KB

Download
memory/2960-137-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/2960-138-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/2960-133-0x0000000000060000-0x000000000012C000-memory.dmp

Filesize
816KB

Download
memory/2960-134-0x0000000005130000-0x00000000056D4000-memory.dmp

Filesize
5.6MB

Download
memory/3612-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3612-143-0x00000000053D0000-0x0000000005436000-memory.dmp

Filesize
408KB

Download
memory/3612-144-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/3612-145-0x0000000006F00000-0x0000000006F50000-memory.dmp

Filesize
320KB

Download
memory/3612-146-0x0000000007120000-0x00000000072E2000-memory.dmp

Filesize
1.8MB

Download
memory/3612-147-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads