agenttesla | 7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
18-01-2025 04:36

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General

Target

7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe
Size

2.6MB
MD5

98e00105d9bdeb0c10a0987cb657b0b9
SHA1

f5cb6141dc4eafa33aa03c5a2e2a9dd19af576b0
SHA256

7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8
SHA512

a7c27c4fc8b8a81d94172ae7199c42b7e6137f8e7c4cc7396042e927c35e47f65564968cc951a011ec9e5b73def8f622ed59d8f978ef973962ff579adcf56e1c
SSDEEP

6144:6lEwrBTf7qi2dFXtYpJqCZ+Ub5nJnYa8kWZc3m9tJLK5E2XlXszMBug7Osngx2qY:ZSdtUFXtiP8oZUq7Gtg7vnml6

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows AudioService = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\Support\\AudioService.exe"	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2616 set thread context of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1888	AddInProcess32.exe
1888	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1888	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31
PID 2616 wrote to memory of 1888	2616	7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe	31

C:\Users\Admin\AppData\Local\Temp\7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe
"C:\Users\Admin\AppData\Local\Temp\7cfd9f48da9d60e61380a3bf7b4bdde5a03817a7d95bfd9f84c228a2e313fab8.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1888-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1888-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1888-1-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1888-6-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/1888-7-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/1888-8-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/1888-9-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download