agenttesla | 2f751e15e2155e4429bc738d59a7c612eb57959ed323d7acea1e36a4d8050738

General

Target

P.O 2023-0394.exe
Size

605KB
MD5

e9d8fabac7efe04bbade84ce40cc95c6
SHA1

e500ec9deb793afe8c1c942b0e475e669d72df1e
SHA256

2f751e15e2155e4429bc738d59a7c612eb57959ed323d7acea1e36a4d8050738
SHA512

fb814b835f9a1fe4a148f7b61cdfa478ac9ff3f344fac5d8fe11c3f5b8d50a2bb6332198a04da3e6cf9b72492c0d4b6b2879179812ff243a699d99656cdabd12
SSDEEP

12288:Ze7cWH4V6Pmac4l5D+LtSN1y4JK0j3rMom7cdyRB+qo:Q7qkc4lYL4NIWKkTdiB+qo

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.asiaparadisehotel.com
Port:
587
Username:
[email protected]
Password:
y.tYfN)aoq4w
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Irghu = "C:\\Users\\Admin\\AppData\\Roaming\\Irghu.exe"	P.O 2023-0394.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\My App = "C:\\Users\\Admin\\AppData\\Roaming\\My App\\My App.exe"	aspnet_compiler.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
39	api.ipify.org
40	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 388 set thread context of 972	388	P.O 2023-0394.exe	87

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
388	P.O 2023-0394.exe
972	aspnet_compiler.exe
972	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	388	P.O 2023-0394.exe
Token: SeDebugPrivilege	972	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87
PID 388 wrote to memory of 972	388	P.O 2023-0394.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\P.O 2023-0394.exe
"C:\Users\Admin\AppData\Local\Temp\P.O 2023-0394.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/388-11-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/388-1-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/388-2-0x0000000005680000-0x0000000005690000-memory.dmp

Filesize
64KB

Download
memory/388-3-0x00000000030B0000-0x00000000030B8000-memory.dmp

Filesize
32KB

Download
memory/388-4-0x0000000006140000-0x0000000006194000-memory.dmp

Filesize
336KB

Download
memory/388-5-0x0000000006C20000-0x0000000006C64000-memory.dmp

Filesize
272KB

Download
memory/388-6-0x0000000006CD0000-0x0000000006D1C000-memory.dmp

Filesize
304KB

Download
memory/388-7-0x0000000007430000-0x00000000079D4000-memory.dmp

Filesize
5.6MB

Download
memory/388-0-0x0000000000CB0000-0x0000000000D4E000-memory.dmp

Filesize
632KB

Download
memory/972-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/972-12-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/972-13-0x0000000005240000-0x0000000005250000-memory.dmp

Filesize
64KB

Download
memory/972-14-0x0000000005160000-0x00000000051C6000-memory.dmp

Filesize
408KB

Download
memory/972-16-0x0000000006480000-0x00000000064D0000-memory.dmp

Filesize
320KB

Download
memory/972-17-0x0000000006570000-0x0000000006602000-memory.dmp

Filesize
584KB

Download
memory/972-18-0x00000000064F0000-0x00000000064FA000-memory.dmp

Filesize
40KB

Download
memory/972-19-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/972-20-0x0000000005240000-0x0000000005250000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads