agenttesla | 8b0602c0bf8e415205306228568eca2da486f3ddee6cc6b6081718f712c49ae9

General

Target

PO PJS-4000079.exe
Size

573KB
MD5

32a9bdf8ead718570533e627e2b0a15a
SHA1

b831848f2be003c7ee06a46e51253807048acaaf
SHA256

92aca1894f0493a26dde546c3c9e377be17244b01ee1145a48b997fb56c5e6b0
SHA512

7c2e33a1917ee5546106c28b40e8bb9edffbe2ac0fb26ef54925886ffc58a9a0598bcb87c00f14226ee4a2b261512a293e3c43d2cd548bca1e0fad9c2923ce11

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.medicare-equipment.com
Port:
587
Username:
[email protected]
Password:
AllTheBest777

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/568-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/568-66-0x000000000043764E-mapping.dmp	family_agenttesla
behavioral1/memory/568-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_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:

PO PJS-4000079.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO PJS-4000079.exe
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO PJS-4000079.exe
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO PJS-4000079.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO PJS-4000079.exe

description pid process target process

PID 1684 set thread context of 568 1684 PO PJS-4000079.exe PO PJS-4000079.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

1156 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

PO PJS-4000079.exePO PJS-4000079.exe

pid process

1684 PO PJS-4000079.exe
1684 PO PJS-4000079.exe
568 PO PJS-4000079.exe
568 PO PJS-4000079.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO PJS-4000079.exePO PJS-4000079.exe

description pid process

Token: SeDebugPrivilege 1684 PO PJS-4000079.exe
Token: SeDebugPrivilege 568 PO PJS-4000079.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO PJS-4000079.exe

pid process

568 PO PJS-4000079.exe

description	pid	process	target process
PID 1684 set thread context of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe

pid	process
1156	schtasks.exe

pid	process
1684	PO PJS-4000079.exe
1684	PO PJS-4000079.exe
568	PO PJS-4000079.exe
568	PO PJS-4000079.exe

description	pid	process
Token: SeDebugPrivilege	1684	PO PJS-4000079.exe
Token: SeDebugPrivilege	568	PO PJS-4000079.exe

pid	process
568	PO PJS-4000079.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PO PJS-4000079.exe

description	pid	process	target process
PID 1684 wrote to memory of 1156	1684	PO PJS-4000079.exe	schtasks.exe
PID 1684 wrote to memory of 1156	1684	PO PJS-4000079.exe	schtasks.exe
PID 1684 wrote to memory of 1156	1684	PO PJS-4000079.exe	schtasks.exe
PID 1684 wrote to memory of 1156	1684	PO PJS-4000079.exe	schtasks.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe
PID 1684 wrote to memory of 568	1684	PO PJS-4000079.exe	PO PJS-4000079.exe

outlook_office_path 1 IoCs

Processes:

PO PJS-4000079.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO PJS-4000079.exe

outlook_win_path 1 IoCs

Processes:

PO PJS-4000079.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO PJS-4000079.exe

C:\Users\Admin\AppData\Local\Temp\PO PJS-4000079.exe
"C:\Users\Admin\AppData\Local\Temp\PO PJS-4000079.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1684

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GekHFl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF190.tmp"
2⤵
- Creates scheduled task(s)
PID:1156

C:\Users\Admin\AppData\Local\Temp\PO PJS-4000079.exe
"C:\Users\Admin\AppData\Local\Temp\PO PJS-4000079.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:568

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

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/568-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-70-0x0000000004BE1000-0x0000000004BE2000-memory.dmp

Filesize
4KB

Download
memory/568-69-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/568-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-66-0x000000000043764E-mapping.dmp

Download
memory/568-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/568-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1156-60-0x0000000000000000-mapping.dmp

Download
memory/1684-54-0x0000000000F30000-0x0000000000F31000-memory.dmp

Filesize
4KB

Download
memory/1684-56-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

Download
memory/1684-59-0x0000000004850000-0x00000000048A8000-memory.dmp

Filesize
352KB

Download
memory/1684-58-0x0000000000300000-0x0000000000308000-memory.dmp

Filesize
32KB

Download
memory/1684-57-0x0000000004E70000-0x0000000004E71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads