agenttesla | e29fe80330ae25051dc3e6432bd768d27732969e9896d337d35ada84a8069aeb

General

Target

report.exe
Size

434KB
MD5

b7282b547c6734d69aa84daa020640ec
SHA1

764b453e1fb4dc58b11c194a4b2f7c936375b77f
SHA256

1cca3f293c7942a4e189397953842dc4510cb9a25019de5e22134a629ae09ce6
SHA512

469d4b7807fd1dc6c05eb22775b1f8fdefd7f71190f00d5451ea39ffe318ce6c3003f7e60aa6f6510d2a86c7eecdc89d8c6ecffab260441da98d5dbb922e2356

Score

10^/10

agenttesla collection keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.epaindemgroup.com
Port:
587
Username:
ekwe@epaindemgroup.com
Password:
}bf9e+EW5s$k

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/1760-61-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1760-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1760-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1760-64-0x0000000000447E3E-mapping.dmp	family_agenttesla
behavioral1/memory/1760-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1760-68-0x0000000000400000-0x000000000044C000-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/1368-57-0x0000000000650000-0x00000000006A4000-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:

report.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	report.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	report.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	report.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

report.exe

description pid process target process

PID 1368 set thread context of 1760 1368 report.exe report.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

report.exe

pid process

1760 report.exe
1760 report.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

report.exe

description pid process

Token: SeDebugPrivilege 1760 report.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

report.exe

pid process

1760 report.exe

description	pid	process	target process
PID 1368 set thread context of 1760	1368	report.exe	report.exe

pid	process
1760	report.exe
1760	report.exe

description	pid	process
Token: SeDebugPrivilege	1760	report.exe

pid	process
1760	report.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

report.exe

description	pid	process	target process
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe
PID 1368 wrote to memory of 1760	1368	report.exe	report.exe

outlook_office_path 1 IoCs

Processes:

report.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	report.exe

outlook_win_path 1 IoCs

Processes:

report.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	report.exe

C:\Users\Admin\AppData\Local\Temp\report.exe
"C:\Users\Admin\AppData\Local\Temp\report.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1368

C:\Users\Admin\AppData\Local\Temp\report.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1760

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/1368-54-0x0000000000C00000-0x0000000000C72000-memory.dmp

Filesize
456KB

Download
memory/1368-55-0x0000000076171000-0x0000000076173000-memory.dmp

Filesize
8KB

Download
memory/1368-56-0x0000000000260000-0x0000000000270000-memory.dmp

Filesize
64KB

Download
memory/1368-57-0x0000000000650000-0x00000000006A4000-memory.dmp

Filesize
336KB

Download
memory/1760-58-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1760-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1760-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1760-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1760-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1760-64-0x0000000000447E3E-mapping.dmp

Download
memory/1760-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1760-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads