agenttesla | 499d0e04aeabb42bfa3d686bc65b45b3b116116cf9231ea2717569e44dcfc8de

Analysis

max time kernel
94s
max time network
145s
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 01:12

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General

Target

Qt5Core.dll
Size

3.9MB
MD5

feda5a62cb17c00b53a20c7f4c8a8730
SHA1

f33b18687201fc234561ccdc3e1b9749a82ca5db
SHA256

f2f8e1df1c6e7afc972f344b660178bf55f08b8382bae4fb50e6a648ffa7b92f
SHA512

5fa525d6b94f3d8e36c02bd1f1653ba5fad7f2da0be1651c06cbd67b44547b79a06bcfa11db7c05dc45ae629fe8e45b5551d3f107c12834feb1c50acc2536e93
SSDEEP

49152:erq55XRUTyV/Pf3n8p+lUw5lxrVE53P1cz+5YlDm4uxqf:aToX1VEd64xqf

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.transotraval.cl
Port:
21
Username:
[email protected]
Password:
vIZ2P]dt&a!d

Signatures

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

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
12	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3124 set thread context of 3584	3124	rundll32.exe	84

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	msbuild.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3584	msbuild.exe
3584	msbuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3584	msbuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 3240	3124	rundll32.exe	82
PID 3124 wrote to memory of 3240	3124	rundll32.exe	82
PID 3124 wrote to memory of 3240	3124	rundll32.exe	82
PID 3124 wrote to memory of 456	3124	rundll32.exe	83
PID 3124 wrote to memory of 456	3124	rundll32.exe	83
PID 3124 wrote to memory of 456	3124	rundll32.exe	83
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84
PID 3124 wrote to memory of 3584	3124	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Qt5Core.dll,#1
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:3240
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:456
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3584-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3584-1-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

Filesize
4KB

Download
memory/3584-2-0x0000000005D30000-0x00000000062D4000-memory.dmp

Filesize
5.6MB

Download
memory/3584-3-0x0000000005900000-0x0000000005966000-memory.dmp

Filesize
408KB

Download
memory/3584-4-0x0000000074CE0000-0x0000000075490000-memory.dmp

Filesize
7.7MB

Download
memory/3584-5-0x0000000006A90000-0x0000000006AE0000-memory.dmp

Filesize
320KB

Download
memory/3584-6-0x0000000006B80000-0x0000000006C12000-memory.dmp

Filesize
584KB

Download
memory/3584-7-0x0000000006B10000-0x0000000006B1A000-memory.dmp

Filesize
40KB

Download
memory/3584-8-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

Filesize
4KB

Download
memory/3584-9-0x0000000074CE0000-0x0000000075490000-memory.dmp

Filesize
7.7MB

Download