agenttesla | c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f

Analysis

max time kernel
136s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/12/2022, 14:42

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General

Target

c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe
Size

161KB
MD5

8a7f6ebf9536614d8f0c7161e669ecda
SHA1

92044039c59888017aec8ec040169dafb811ae97
SHA256

c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f
SHA512

7148179db1ed4a6f11caaa270342ed1abdd6bea1f29ea1708a5edb90d4468dee0d77bcfdc85c4dc73ed298b4f1952627785c66120df4cc1a110b58c58345130d
SSDEEP

3072:rRirmEPF+bzR6UDuKGKOK2quKmqUdrladv52zP8o4flrGlw/tOWT0Y:VirJFmd6UdRgzP8o4flrGK1O

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mbarieservicesltd.com
Port:
587
Username:
[email protected]
Password:
U)3*{*3X(9vr
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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.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.

flow	ioc
14	api.ipify.org
13	api.ipify.org

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2568	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe
2568	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe
2568	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2568	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe

C:\Users\Admin\AppData\Local\Temp\c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe
"C:\Users\Admin\AppData\Local\Temp\c4fbb0ed49d48ff1aaec254e45d9676c092fe684d5d5c5c15a29df552985335f.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2568

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/2568-132-0x0000000000410000-0x000000000043E000-memory.dmp

Filesize
184KB

Download
memory/2568-133-0x00000000052F0000-0x0000000005894000-memory.dmp

Filesize
5.6MB

Download
memory/2568-134-0x0000000004E10000-0x0000000004EAC000-memory.dmp

Filesize
624KB

Download
memory/2568-135-0x0000000005AB0000-0x0000000005B16000-memory.dmp

Filesize
408KB

Download
memory/2568-136-0x0000000006880000-0x0000000006912000-memory.dmp

Filesize
584KB

Download
memory/2568-137-0x0000000006BE0000-0x0000000006BEA000-memory.dmp

Filesize
40KB

Download
memory/2568-138-0x0000000006C70000-0x0000000006CC0000-memory.dmp

Filesize
320KB

Download