agenttesla | 25b4d6c3794ca2f31a603314891a6c177e50696bd66357597312cb696b1e1661

General

Target

SQQIWkxwM3mRaZ9.exe
Size

571KB
MD5

af89ddd5218877941705abe88a6d4acf
SHA1

44fd904a5f541182dd0d5c4de09231a930a949d9
SHA256

2739e1b0503de2aa0ea5e7775b2bb7277de949a30c948dc062237bd7ff43604f
SHA512

1cd179654f0a95341ba1b01b2a96219d8bc775471cae2518d6a59efad8b3207173c294eede4f6a8ea6e8b9522a57b592002097ba5c413045efe68b70dc323e9f

Score

10^/10

agenttesla collection keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.sparkasse-allgeau.com
Port:
587
Username:
[email protected]
Password:
ZXda%q#7

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1696-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1696-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1696-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1696-64-0x000000000044CB9E-mapping.dmp	family_agenttesla
behavioral1/memory/1696-66-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1696-68-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1436-57-0x0000000006E90000-0x0000000006EEA000-memory.dmp	rezer0

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:

SQQIWkxwM3mRaZ9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SQQIWkxwM3mRaZ9.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SQQIWkxwM3mRaZ9.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SQQIWkxwM3mRaZ9.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SQQIWkxwM3mRaZ9.exe

description pid process target process

PID 1436 set thread context of 1696 1436 SQQIWkxwM3mRaZ9.exe SQQIWkxwM3mRaZ9.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

SQQIWkxwM3mRaZ9.exeSQQIWkxwM3mRaZ9.exe

pid process

1436 SQQIWkxwM3mRaZ9.exe
1436 SQQIWkxwM3mRaZ9.exe
1696 SQQIWkxwM3mRaZ9.exe
1696 SQQIWkxwM3mRaZ9.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SQQIWkxwM3mRaZ9.exeSQQIWkxwM3mRaZ9.exe

description pid process

Token: SeDebugPrivilege 1436 SQQIWkxwM3mRaZ9.exe
Token: SeDebugPrivilege 1696 SQQIWkxwM3mRaZ9.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

SQQIWkxwM3mRaZ9.exe

pid process

1696 SQQIWkxwM3mRaZ9.exe

description	pid	process	target process
PID 1436 set thread context of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe

pid	process
1436	SQQIWkxwM3mRaZ9.exe
1436	SQQIWkxwM3mRaZ9.exe
1696	SQQIWkxwM3mRaZ9.exe
1696	SQQIWkxwM3mRaZ9.exe

description	pid	process
Token: SeDebugPrivilege	1436	SQQIWkxwM3mRaZ9.exe
Token: SeDebugPrivilege	1696	SQQIWkxwM3mRaZ9.exe

pid	process
1696	SQQIWkxwM3mRaZ9.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

SQQIWkxwM3mRaZ9.exeSQQIWkxwM3mRaZ9.exe

description	pid	process	target process
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1436 wrote to memory of 1696	1436	SQQIWkxwM3mRaZ9.exe	SQQIWkxwM3mRaZ9.exe
PID 1696 wrote to memory of 1808	1696	SQQIWkxwM3mRaZ9.exe	netsh.exe
PID 1696 wrote to memory of 1808	1696	SQQIWkxwM3mRaZ9.exe	netsh.exe
PID 1696 wrote to memory of 1808	1696	SQQIWkxwM3mRaZ9.exe	netsh.exe
PID 1696 wrote to memory of 1808	1696	SQQIWkxwM3mRaZ9.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

SQQIWkxwM3mRaZ9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SQQIWkxwM3mRaZ9.exe

outlook_win_path 1 IoCs

Processes:

SQQIWkxwM3mRaZ9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SQQIWkxwM3mRaZ9.exe

C:\Users\Admin\AppData\Local\Temp\SQQIWkxwM3mRaZ9.exe
"C:\Users\Admin\AppData\Local\Temp\SQQIWkxwM3mRaZ9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1436

C:\Users\Admin\AppData\Local\Temp\SQQIWkxwM3mRaZ9.exe
"C:\Users\Admin\AppData\Local\Temp\SQQIWkxwM3mRaZ9.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1696

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1808

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

memory/1436-54-0x0000000000ED0000-0x0000000000F64000-memory.dmp

Filesize
592KB

Download
memory/1436-55-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

Filesize
8KB

Download
memory/1436-56-0x0000000000420000-0x0000000000428000-memory.dmp

Filesize
32KB

Download
memory/1436-57-0x0000000006E90000-0x0000000006EEA000-memory.dmp

Filesize
360KB

Download
memory/1696-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1696-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1696-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1696-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1696-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1696-64-0x000000000044CB9E-mapping.dmp

Download
memory/1696-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1696-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1808-70-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads