agenttesla | f5b3722272deec8e2c5e092ddbc1d45c5f31901cc18ea380d36fe9c343f69f8e

General

Target
payment.exe
Size 845KB
Sample220302-sbmwwaghgk
SHA256 f5b3722272deec8e2c5e092ddbc1d45c5f31901cc18ea380d36fe9c343f69f8e
MD5 42e540d7b10d4c370f31cf556b36cc9e
SHA1 683748f998327c5db9ee03ed3c6bd8ac197509a2
SHA512 5c847c414fc9efa4974b19f3b3b70e58e95e62aeed6e0164f10b3f97b7cdb46c8e4e1d6bb571f8d278ad87efb677e61e36a8e7da480e0b6587a0a29dae4f5376
MD5 SHA1 SHA512

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.scsgroups.com
Port
587
Username
[email protected]
Password
Scs@sales#123
Email to
[email protected]

Signatures

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

AgentTesla Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4420-137-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2560 set thread context of 4420	2560	payment.exe	87

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2560	payment.exe
2560	payment.exe
4420	RegSvcs.exe
4420	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	payment.exe
Token: SeDebugPrivilege	4420	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4420	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87
PID 2560 wrote to memory of 4420	2560	payment.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\payment.exe
"C:\Users\Admin\AppData\Local\Temp\payment.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4420

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

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2560-130-0x0000000000CD0000-0x0000000000DAA000-memory.dmp

Download

memory/2560-131-0x0000000005D20000-0x00000000062C4000-memory.dmp

Download

memory/2560-132-0x0000000005770000-0x0000000005802000-memory.dmp

Download

memory/2560-134-0x0000000005910000-0x0000000005911000-memory.dmp

Download

memory/2560-133-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

Download

memory/2560-135-0x0000000005750000-0x000000000575A000-memory.dmp

Download

memory/2560-136-0x00000000062D0000-0x000000000636C000-memory.dmp

Download

memory/4420-137-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/4420-138-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

Download

memory/4420-139-0x0000000005060000-0x0000000005061000-memory.dmp

Download

memory/4420-140-0x0000000005E30000-0x0000000005E96000-memory.dmp

Download

memory/4420-141-0x0000000005FF0000-0x0000000006040000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads