agenttesla | 86d7ebfb78eaaac727bbbc02a99d4e3e01fcbe2e8a4066bed43302aff9d0b205

General

Target

PLoLHKhSjefximh.exe
Size

570KB
MD5

d892bd57a4b6d24597bc10d9c92c1d12
SHA1

5c2985fe643b8aca48746294e90cdb89788101b2
SHA256

c629d160bf84cc6c4eeb8c7c74fda2ecf75006678017b6f004bc715fe92149ce
SHA512

d495af36098bc0503e5d573dda58ddd383f4c21ac4e782e049870a2ccef7bbe7f7f9b59ec92367e98ce11c0c5711788bad9df733f95455ed5d4e369d1fa025f3

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
roham.dnswebhost.com
Port:
587
Username:
il@robotkar.ir
Password:
$KENECHI1991

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/320-61-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/320-62-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/320-64-0x00000000004610DE-mapping.dmp	family_agenttesla
behavioral1/memory/320-63-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/320-66-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/320-68-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

PLoLHKhSjefximh.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	PLoLHKhSjefximh.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	PLoLHKhSjefximh.exe

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:

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

PLoLHKhSjefximh.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	PLoLHKhSjefximh.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	PLoLHKhSjefximh.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PLoLHKhSjefximh.exe

description pid process target process

PID 1672 set thread context of 320 1672 PLoLHKhSjefximh.exe PLoLHKhSjefximh.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1204 schtasks.exe

description	pid	process	target process
PID 1672 set thread context of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe

pid	process
1204	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

PLoLHKhSjefximh.exePLoLHKhSjefximh.exe

pid	process
1672	PLoLHKhSjefximh.exe
1672	PLoLHKhSjefximh.exe
1672	PLoLHKhSjefximh.exe
1672	PLoLHKhSjefximh.exe
1672	PLoLHKhSjefximh.exe
320	PLoLHKhSjefximh.exe
320	PLoLHKhSjefximh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PLoLHKhSjefximh.exePLoLHKhSjefximh.exe

description pid process

Token: SeDebugPrivilege 1672 PLoLHKhSjefximh.exe
Token: SeDebugPrivilege 320 PLoLHKhSjefximh.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PLoLHKhSjefximh.exe

pid process

320 PLoLHKhSjefximh.exe

description	pid	process
Token: SeDebugPrivilege	1672	PLoLHKhSjefximh.exe
Token: SeDebugPrivilege	320	PLoLHKhSjefximh.exe

pid	process
320	PLoLHKhSjefximh.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PLoLHKhSjefximh.exe

description	pid	process	target process
PID 1672 wrote to memory of 1204	1672	PLoLHKhSjefximh.exe	schtasks.exe
PID 1672 wrote to memory of 1204	1672	PLoLHKhSjefximh.exe	schtasks.exe
PID 1672 wrote to memory of 1204	1672	PLoLHKhSjefximh.exe	schtasks.exe
PID 1672 wrote to memory of 1204	1672	PLoLHKhSjefximh.exe	schtasks.exe
PID 1672 wrote to memory of 528	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 528	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 528	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 528	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe
PID 1672 wrote to memory of 320	1672	PLoLHKhSjefximh.exe	PLoLHKhSjefximh.exe

outlook_office_path 1 IoCs

Processes:

PLoLHKhSjefximh.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	PLoLHKhSjefximh.exe

outlook_win_path 1 IoCs

Processes:

PLoLHKhSjefximh.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	PLoLHKhSjefximh.exe

C:\Users\Admin\AppData\Local\Temp\PLoLHKhSjefximh.exe
"C:\Users\Admin\AppData\Local\Temp\PLoLHKhSjefximh.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BYygBWRrEXkk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9148.tmp"
2⤵
- Creates scheduled task(s)
PID:1204

C:\Users\Admin\AppData\Local\Temp\PLoLHKhSjefximh.exe
"{path}"
2⤵
PID:528

C:\Users\Admin\AppData\Local\Temp\PLoLHKhSjefximh.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:320

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9148.tmp
Filesize
1KB

MD5
4ddd0dea2653029cf7f194e65fd4b75f

SHA1
b983087559257e250a96c38c872c58287f2853c8

SHA256
c88500fd7d628989337e1ab6631b6a1d5b151799c3e36d2c842050074ca351db

SHA512
af7c34dda4adc26e68574951b1d9ceddf9759b4980876e28deb89def53091a57d594ff4abe4585b7dd2f22edb9defa998ff179fcb4b234b59e27e27f041d38a0

Download Submit
memory/320-61-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-58-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-59-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-62-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-64-0x00000000004610DE-mapping.dmp

Download
memory/320-63-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-66-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-68-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/320-70-0x0000000074460000-0x0000000074A0B000-memory.dmp

Filesize
5.7MB

Download
memory/1204-56-0x0000000000000000-mapping.dmp

Download
memory/1672-55-0x0000000074460000-0x0000000074A0B000-memory.dmp

Filesize
5.7MB

Download
memory/1672-54-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads