agenttesla | edf0562ed25e2cac70ae9a6a98002fb33871eb7a47d48cd7ba0b729a2dbf6c8b

General

Target

payment slip pdf.exe
Size

576KB
MD5

73446b4f7828240c2176f6dbac0db41e
SHA1

17a9f153ab2ce844a8e2ef1f21b674fdc63f827a
SHA256

9b8bfd519d8bbe5a7c285f61c73abef27b4e18a22076d036698ec943b5e61c01
SHA512

0b34eb5d9a57d4f5de8988e7f0e3abf5a58235e8e5a895cbd88aa606661a9f8182ceb96881fd2aeb2652351ec26baf51acb4350a827b802e0635af66c61a7aad

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
lFAvm@p#@z92

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
lFAvm@p#@z92

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/5032-137-0x0000000000400000-0x0000000000452000-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:

payment slip pdf.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	payment slip pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	payment slip pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	payment slip pdf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

payment slip pdf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MJVkSQ = "C:\\Users\\Admin\\AppData\\Roaming\\MJVkSQ\\MJVkSQ.exe"	payment slip pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

payment slip pdf.exe

description pid process target process

PID 3364 set thread context of 5032 3364 payment slip pdf.exe payment slip pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

payment slip pdf.exe

pid process

5032 payment slip pdf.exe
5032 payment slip pdf.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

payment slip pdf.exe

pid process

5032 payment slip pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

payment slip pdf.exe

description pid process

Token: SeDebugPrivilege 5032 payment slip pdf.exe

description	pid	process	target process
PID 3364 set thread context of 5032	3364	payment slip pdf.exe	payment slip pdf.exe

pid	process
5032	payment slip pdf.exe
5032	payment slip pdf.exe

pid	process
5032	payment slip pdf.exe

description	pid	process
Token: SeDebugPrivilege	5032	payment slip pdf.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

payment slip pdf.exepayment slip pdf.exe

description	pid	process	target process
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 3364 wrote to memory of 5032	3364	payment slip pdf.exe	payment slip pdf.exe
PID 5032 wrote to memory of 4964	5032	payment slip pdf.exe	netsh.exe
PID 5032 wrote to memory of 4964	5032	payment slip pdf.exe	netsh.exe
PID 5032 wrote to memory of 4964	5032	payment slip pdf.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

payment slip pdf.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	payment slip pdf.exe

outlook_win_path 1 IoCs

Processes:

payment slip pdf.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	payment slip pdf.exe

C:\Users\Admin\AppData\Local\Temp\payment slip pdf.exe
"C:\Users\Admin\AppData\Local\Temp\payment slip pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3364

C:\Users\Admin\AppData\Local\Temp\payment slip pdf.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:5032

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:4964

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\payment slip pdf.exe.log
Filesize
685B

MD5
64f7d1001f1b3c983776387519079574

SHA1
9696fb5ffd5597c12fc1ca6bcb7fe889f8cc9c2c

SHA256
b7724fa480f240bb6e0131973d0f085d5fb0865677f277a2a306f4fa89c89485

SHA512
bf81147d1a43290c845f788fbe633bf0ae8abff31a342b0278e525fdf65bd5294e797b3a11f375027e5b2c42d224459583d5a0e753f563d5034d4d7653d39eba

Download Submit
memory/3364-131-0x0000000000740000-0x00000000007D6000-memory.dmp

Filesize
600KB

Download
memory/3364-132-0x00000000056D0000-0x0000000005C74000-memory.dmp

Filesize
5.6MB

Download
memory/3364-133-0x00000000051C0000-0x0000000005252000-memory.dmp

Filesize
584KB

Download
memory/3364-134-0x0000000005F80000-0x0000000006106000-memory.dmp

Filesize
1.5MB

Download
memory/3364-135-0x0000000005C80000-0x0000000005D1C000-memory.dmp

Filesize
624KB

Download
memory/4964-140-0x0000000000000000-mapping.dmp

Download
memory/5032-136-0x0000000000000000-mapping.dmp

Download
memory/5032-137-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/5032-139-0x0000000005C50000-0x0000000005CB6000-memory.dmp

Filesize
408KB

Download
memory/5032-141-0x00000000067A0000-0x00000000067F0000-memory.dmp

Filesize
320KB

Download
memory/5032-142-0x0000000006980000-0x000000000698A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads