agenttesla | 48b41ebc69c14a230326226f91464dda5c72c1f2f83947e6bfd8d264c5e7f3f9

General

Target

Purchase Order.exe
Size

635KB
MD5

7abd6ed3261587bcd8714fa62eeaeb22
SHA1

ad4bc7fc5c9f4558ca781e985a923c45cb48812b
SHA256

976cef67fbe1b476e5482d0b1c6fad9b76a8b04e241edd6d88de8584d53630a3
SHA512

002c2a9e705e52dd51de641091e25cbfd31e9c907b52ff4ececb3b7b1e61e67150a97abc78108f917f7378dac053729848fee146c764f718b0ceef412b4175d7

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
babacj1234567890

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
babacj1234567890

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4168-137-0x0000000000400000-0x000000000045A000-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:

Purchase Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order.exe

description pid process target process

PID 2000 set thread context of 4168 2000 Purchase Order.exe Purchase Order.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Purchase Order.exe

pid process

4168 Purchase Order.exe
4168 Purchase Order.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Purchase Order.exe

description pid process

Token: SeDebugPrivilege 4168 Purchase Order.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Purchase Order.exe

pid process

4168 Purchase Order.exe

description	pid	process	target process
PID 2000 set thread context of 4168	2000	Purchase Order.exe	Purchase Order.exe

pid	process
4168	Purchase Order.exe
4168	Purchase Order.exe

description	pid	process
Token: SeDebugPrivilege	4168	Purchase Order.exe

pid	process
4168	Purchase Order.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Purchase Order.exe

description	pid	process	target process
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe
PID 2000 wrote to memory of 4168	2000	Purchase Order.exe	Purchase Order.exe

outlook_office_path 1 IoCs

Processes:

Purchase Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe

outlook_win_path 1 IoCs

Processes:

Purchase Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2000

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4168

Network

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/2000-130-0x00000000000D0000-0x0000000000176000-memory.dmp

Filesize
664KB

Download
memory/2000-131-0x0000000004B60000-0x0000000004BFC000-memory.dmp

Filesize
624KB

Download
memory/2000-132-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/2000-133-0x0000000004C00000-0x0000000004C92000-memory.dmp

Filesize
584KB

Download
memory/2000-134-0x0000000004B00000-0x0000000004B0A000-memory.dmp

Filesize
40KB

Download
memory/2000-135-0x0000000004E10000-0x0000000004E66000-memory.dmp

Filesize
344KB

Download
memory/4168-136-0x0000000000000000-mapping.dmp

Download
memory/4168-137-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4168-139-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/4168-140-0x0000000006590000-0x00000000065E0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads