agenttesla | e347839c28a25df0fbe6ce2c3c15fc6f9a1b00f657335b87ca39068b4fc5308e

General

Target

J8YYXEKY.exe
Size

621KB
MD5

599c88d0f18d3ab810781e2462878014
SHA1

172a73cca03299d7fa464c2430e9aba80ec355c2
SHA256

2923ef157397d1329e2c29834e72b7f89f87144e0f7e51e827091b874d784c50
SHA512

3d0bb7f65ac8d26d63c002ace94ffeb2db1cedbd5e2b248c55bdaa7725c08557b7ac560916e4dd95c6f85bc39cfa10a329b9a6b8c433c5e9887a1439571ee47f
SSDEEP

12288:FojmjXiA4oSB2swcWZwmwaMcgXVhJkmRvpYN9pOMSZ5P99CQ0tg2en2GvPh0LRY+:Fojm03r9mwvp/7ZA9y5P50tg2en7vYY+

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.as-print.pl
Port:
587
Username:
[email protected]
Password:
HURT1985asprint
Email To:
[email protected]

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:

J8YYXEKY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	J8YYXEKY.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	J8YYXEKY.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	J8YYXEKY.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

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

J8YYXEKY.exe

description pid process target process

PID 960 set thread context of 676 960 J8YYXEKY.exe J8YYXEKY.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

J8YYXEKY.exeJ8YYXEKY.exe

pid process

960 J8YYXEKY.exe
960 J8YYXEKY.exe
676 J8YYXEKY.exe
676 J8YYXEKY.exe
676 J8YYXEKY.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

J8YYXEKY.exe

pid process

676 J8YYXEKY.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

J8YYXEKY.exeJ8YYXEKY.exe

description pid process

Token: SeDebugPrivilege 960 J8YYXEKY.exe
Token: SeDebugPrivilege 676 J8YYXEKY.exe

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

description	pid	process	target process
PID 960 set thread context of 676	960	J8YYXEKY.exe	J8YYXEKY.exe

pid	process
960	J8YYXEKY.exe
960	J8YYXEKY.exe
676	J8YYXEKY.exe
676	J8YYXEKY.exe
676	J8YYXEKY.exe

pid	process
676	J8YYXEKY.exe

description	pid	process
Token: SeDebugPrivilege	960	J8YYXEKY.exe
Token: SeDebugPrivilege	676	J8YYXEKY.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

J8YYXEKY.exe

description	pid	process	target process
PID 960 wrote to memory of 828	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 828	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 828	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 828	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 612	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 612	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 612	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 612	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe
PID 960 wrote to memory of 676	960	J8YYXEKY.exe	J8YYXEKY.exe

outlook_office_path 1 IoCs

Processes:

J8YYXEKY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	J8YYXEKY.exe

outlook_win_path 1 IoCs

Processes:

J8YYXEKY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	J8YYXEKY.exe

C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe
"C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960
- C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe
  "C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe"
  2⤵
  PID:828
- C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe
  "C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe"
  2⤵
  PID:612
- C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe
  "C:\Users\Admin\AppData\Local\Temp\J8YYXEKY.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:676

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/676-62-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/676-71-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/676-69-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/676-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/676-66-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/676-67-0x00000000004324CE-mapping.dmp

Download
memory/676-65-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/676-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/960-57-0x00000000006E0000-0x00000000006FA000-memory.dmp

Filesize
104KB

Download
memory/960-60-0x0000000002030000-0x0000000002074000-memory.dmp

Filesize
272KB

Download
memory/960-59-0x00000000053E0000-0x000000000545C000-memory.dmp

Filesize
496KB

Download
memory/960-58-0x0000000000790000-0x000000000079E000-memory.dmp

Filesize
56KB

Download
memory/960-54-0x0000000000080000-0x0000000000122000-memory.dmp

Filesize
648KB

Download
memory/960-56-0x0000000007EA0000-0x0000000007F5A000-memory.dmp

Filesize
744KB

Download
memory/960-55-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads