agenttesla | 73894a44f50d540cf14e33e708771ddd1a83eb63ef9946f119af55a7aea73b60

Analysis

max time kernel
129s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-01-2025 00:32

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General

Target

Checklist Job no.1333/Checklist Job no.exe
Size

1.1MB
MD5

929b131dc33f70b2b765d8f2572a2801
SHA1

9d7168e1af408a364e5093214a89d3524c8e358e
SHA256

e3c29265116b650933ce33d627e11fd411c76c12d506864aeb4d352f34b3f27e
SHA512

fc68db6a62dfe940acf3e03ae94e0a0bf882d1256479cd4a7e0091f8c50a3da3f0149a6f5291c84252ee414160abe4195c5167fb2b00923f642dcd4e2fef3d3f
SSDEEP

24576:QcAag3fZjJnpcpQlyQ1cfW+15F2veZMpD1+2mv40CuD:QdBP7ADwmOVmvRC

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
s4.serv00.com
Port:
21
Username:
f2241_evica
Password:
Doll280@@

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://s4.serv00.com
Port:
21
Username:
f2241_evica
Password:
Doll280@@

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 660 created 3444	660	Checklist Job no.exe	56

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\adobe = "C:\\Users\\Admin\\AppData\\Roaming\\adobe\\adobe.exe"	Checklist Job no.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
23	api.ipify.org
24	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 660 set thread context of 4992	660	Checklist Job no.exe	96

System Location Discovery: System Language Discovery 1 TTPs 2 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	Checklist Job no.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Checklist Job no.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
660	Checklist Job no.exe
660	Checklist Job no.exe
660	Checklist Job no.exe
4992	Checklist Job no.exe
4992	Checklist Job no.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	660	Checklist Job no.exe
Token: SeDebugPrivilege	660	Checklist Job no.exe
Token: SeDebugPrivilege	4992	Checklist Job no.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4992	Checklist Job no.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96
PID 660 wrote to memory of 4992	660	Checklist Job no.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3444
- C:\Users\Admin\AppData\Local\Temp\Checklist Job no.1333\Checklist Job no.exe
  "C:\Users\Admin\AppData\Local\Temp\Checklist Job no.1333\Checklist Job no.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:660
- C:\Users\Admin\AppData\Local\Temp\Checklist Job no.1333\Checklist Job no.exe
  "C:\Users\Admin\AppData\Local\Temp\Checklist Job no.1333\Checklist Job no.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4992

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/660-0-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/660-1-0x0000000000BC0000-0x0000000000CDA000-memory.dmp

Filesize
1.1MB

Download
memory/660-2-0x0000000005560000-0x0000000005672000-memory.dmp

Filesize
1.1MB

Download
memory/660-3-0x0000000005C20000-0x00000000061C4000-memory.dmp

Filesize
5.6MB

Download
memory/660-4-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/660-12-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-14-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-48-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-60-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-58-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-56-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-54-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-52-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-50-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-47-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-44-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-39-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-36-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-32-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-30-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-26-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-24-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-22-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-17-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-10-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-42-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-40-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-34-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-28-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-6-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-20-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-18-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-8-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-5-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-68-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-66-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-64-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-62-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/660-1327-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/660-1328-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/660-1329-0x0000000005900000-0x000000000596C000-memory.dmp

Filesize
432KB

Download
memory/660-1330-0x00000000059E0000-0x0000000005A4A000-memory.dmp

Filesize
424KB

Download
memory/660-1331-0x0000000005A50000-0x0000000005A9C000-memory.dmp

Filesize
304KB

Download
memory/660-1332-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/660-1333-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/660-1334-0x0000000005AA0000-0x0000000005AF4000-memory.dmp

Filesize
336KB

Download
memory/660-1339-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/660-1341-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/660-1342-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4992-1343-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4992-1344-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4992-1345-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4992-1346-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download
memory/4992-1349-0x0000000006B20000-0x0000000006B70000-memory.dmp

Filesize
320KB

Download
memory/4992-1350-0x0000000006C10000-0x0000000006CAC000-memory.dmp

Filesize
624KB

Download
memory/4992-1351-0x0000000006CF0000-0x0000000006CFA000-memory.dmp

Filesize
40KB

Download
memory/4992-1352-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download