agenttesla | a837ae769ea0f471be3e7cd90d5bd4d4b30b3362c64afdee70484ca7f9a79668

General

Target
new order.exe
Size 565KB
Sample230420-mbebvahb89
SHA256 a837ae769ea0f471be3e7cd90d5bd4d4b30b3362c64afdee70484ca7f9a79668
MD5 7b87b9c1fea0bebbfa301ecafdc3171d
SHA1 e20a9616bccf125e54091053bd5431e4b2112847
SHA512 ba16ba04ffaee2446cc50d4746e4bf17302e6f9956ebea77c6ede47682fa5e7a32a3bfed2ada38da8af71fa550172c2869449eae37b6f36f26302e3f144e72a2
SSDEEP 12288:EJxd6RISNeWvM5+IsxEyyk7p1NfMNFWv6zJH:El2IxWEsFOkl1N68vs
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
host43.registrar-servers.com
Port
587
Username
[email protected]
Password
lC9xdRZ jComP

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
host43.registrar-servers.com
Port
587
Username
[email protected]
Password
lC9xdRZ jComP
Email to
[email protected]

Signatures

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new order.exe
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new order.exe
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new order.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bUhSoz = "C:\\Users\\Admin\\AppData\\Roaming\\bUhSoz\\bUhSoz.exe"	new order.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4756 set thread context of 2020	4756	new order.exe	94

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4756	new order.exe
4756	new order.exe
4756	new order.exe
4756	new order.exe
4756	new order.exe
4756	new order.exe
4756	new order.exe
4756	new order.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4756	new order.exe
Token: SeDebugPrivilege	2020	new order.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2020	new order.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 3164	4756	new order.exe	90
PID 4756 wrote to memory of 3164	4756	new order.exe	90
PID 4756 wrote to memory of 3164	4756	new order.exe	90
PID 4756 wrote to memory of 3156	4756	new order.exe	91
PID 4756 wrote to memory of 3156	4756	new order.exe	91
PID 4756 wrote to memory of 3156	4756	new order.exe	91
PID 4756 wrote to memory of 924	4756	new order.exe	92
PID 4756 wrote to memory of 924	4756	new order.exe	92
PID 4756 wrote to memory of 924	4756	new order.exe	92
PID 4756 wrote to memory of 3748	4756	new order.exe	93
PID 4756 wrote to memory of 3748	4756	new order.exe	93
PID 4756 wrote to memory of 3748	4756	new order.exe	93
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94
PID 4756 wrote to memory of 2020	4756	new order.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new order.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new order.exe

C:\Users\Admin\AppData\Local\Temp\new order.exe
"C:\Users\Admin\AppData\Local\Temp\new order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Users\Admin\AppData\Local\Temp\new order.exe
  "C:\Users\Admin\AppData\Local\Temp\new order.exe"
  2⤵
  PID:3164
- C:\Users\Admin\AppData\Local\Temp\new order.exe
  "C:\Users\Admin\AppData\Local\Temp\new order.exe"
  2⤵
  PID:3156
- C:\Users\Admin\AppData\Local\Temp\new order.exe
  "C:\Users\Admin\AppData\Local\Temp\new order.exe"
  2⤵
  PID:924
- C:\Users\Admin\AppData\Local\Temp\new order.exe
  "C:\Users\Admin\AppData\Local\Temp\new order.exe"
  2⤵
  PID:3748
- C:\Users\Admin\AppData\Local\Temp\new order.exe
  "C:\Users\Admin\AppData\Local\Temp\new order.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2020

Network

MITRE ATT&CK Enterprise 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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2020-140-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/2020-153-0x00000000057E0000-0x00000000057F0000-memory.dmp

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memory/2020-146-0x0000000006E50000-0x0000000007012000-memory.dmp

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memory/2020-145-0x0000000006C30000-0x0000000006C80000-memory.dmp

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memory/2020-143-0x00000000057E0000-0x00000000057F0000-memory.dmp

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memory/2020-142-0x0000000005860000-0x00000000058C6000-memory.dmp

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memory/4756-136-0x00000000058E0000-0x00000000058EA000-memory.dmp

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memory/4756-139-0x0000000007680000-0x000000000771C000-memory.dmp

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memory/4756-138-0x0000000005CD0000-0x0000000005CE0000-memory.dmp

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memory/4756-137-0x0000000005CD0000-0x0000000005CE0000-memory.dmp

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memory/4756-133-0x0000000000E90000-0x0000000000F24000-memory.dmp

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memory/4756-135-0x0000000005960000-0x00000000059F2000-memory.dmp

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memory/4756-134-0x0000000005E70000-0x0000000006414000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads