agenttesla | 1efc845bc6a36e0283c9bb140540c08df8eccae5d6400365a7b58eeb3c3e16ac

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
08-12-2022 19:42

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General

Target

DVSWIFTS.exe
Size

610KB
MD5

ceaeb1219c2dc105358d2ba55a4db41c
SHA1

741dbff396ff8e19f3cae1da3f6ba544ae0988c9
SHA256

4b9e0192120c6a09ac2d2c2fc746115035acf7a2d76e4e16c6bb229a96b61cd6
SHA512

7dde7fdacd1da19fd4db86645ef31df6b0e342a319736778e3625862ab8c588eecc452f414d417f75015b9289bb7dfd0e6d657ce2f9797fb89cd73dac910fbbb
SSDEEP

12288:7aqbW9hZjkEE5diLXApOUuGRYhajojt/3b1P4:7aqbJdiEpnuOY8Ghh

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mad-max.pila.pl
Port:
587
Username:
biuro@mad-max.pila.pl
Password:
JCbDYyer
Email To:
sarah_borte.com.cn@dr.com

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:

DVSWIFTS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DVSWIFTS.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DVSWIFTS.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DVSWIFTS.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

35 api.ipify.org
36 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

DVSWIFTS.exe

description pid process target process

PID 1452 set thread context of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

DVSWIFTS.exe

pid process

4836 DVSWIFTS.exe
4836 DVSWIFTS.exe
4836 DVSWIFTS.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

DVSWIFTS.exe

pid process

4836 DVSWIFTS.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DVSWIFTS.exe

description pid process

Token: SeDebugPrivilege 4836 DVSWIFTS.exe

flow	ioc
35	api.ipify.org
36	api.ipify.org

description	pid	process	target process
PID 1452 set thread context of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe

pid	process
4836	DVSWIFTS.exe
4836	DVSWIFTS.exe
4836	DVSWIFTS.exe

pid	process
4836	DVSWIFTS.exe

description	pid	process
Token: SeDebugPrivilege	4836	DVSWIFTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

DVSWIFTS.exe

description	pid	process	target process
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe
PID 1452 wrote to memory of 4836	1452	DVSWIFTS.exe	DVSWIFTS.exe

outlook_office_path 1 IoCs

Processes:

DVSWIFTS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DVSWIFTS.exe

outlook_win_path 1 IoCs

Processes:

DVSWIFTS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DVSWIFTS.exe

C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe
"C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452

C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe
"C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4836

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1452-132-0x0000000000ED0000-0x0000000000F6E000-memory.dmp

Filesize
632KB

Download
memory/1452-133-0x0000000005E40000-0x00000000063E4000-memory.dmp

Filesize
5.6MB

Download
memory/1452-134-0x0000000005930000-0x00000000059C2000-memory.dmp

Filesize
584KB

Download
memory/1452-135-0x0000000005920000-0x000000000592A000-memory.dmp

Filesize
40KB

Download
memory/1452-136-0x0000000009640000-0x00000000096DC000-memory.dmp

Filesize
624KB

Download
memory/4836-137-0x0000000000000000-mapping.dmp

Download
memory/4836-138-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4836-139-0x0000000005B70000-0x0000000005BD6000-memory.dmp

Filesize
408KB

Download
memory/4836-140-0x0000000006EF0000-0x0000000006F40000-memory.dmp

Filesize
320KB

Download