agenttesla | e29ed68650a1b8e6f9b1a571093d48154cf0101107f51f77138244aaeba6990f

Analysis

max time kernel
93s
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
21-01-2025 01:11

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General

Target

MidlrtMd.dll
Size

2.9MB
MD5

df9c641b90e075383731dbeb08609f41
SHA1

977001da82781989044267c68f8e630faacbb6ed
SHA256

0c55f9e6f367fa093d4447d1dfef3911e702eb4d9ff4c3879783cd91253be422
SHA512

153da28f59509c14cd80e89b150bcbd277ea6c93e6b7e60f13f29ddeb2270116300ed9eb79ba46b1ace04ea88e6e6aca04da143a124ee433b5270668980fa311
SSDEEP

49152:UJ5cxuOV/38UsrN0EEToH+N9uXJdGSGz1bokAKwls:ezPrGyJd

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
14	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4052 set thread context of 2520	4052	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	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2520	AddInProcess32.exe
2520	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2520	AddInProcess32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84
PID 4052 wrote to memory of 2520	4052	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MidlrtMd.dll,#1
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4052
- 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:2520

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/2520-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-1-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/2520-2-0x0000000005850000-0x0000000005DF4000-memory.dmp

Filesize
5.6MB

Download
memory/2520-3-0x0000000005310000-0x0000000005376000-memory.dmp

Filesize
408KB

Download
memory/2520-4-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/2520-5-0x00000000066F0000-0x0000000006740000-memory.dmp

Filesize
320KB

Download
memory/2520-6-0x00000000067E0000-0x0000000006872000-memory.dmp

Filesize
584KB

Download
memory/2520-7-0x0000000006770000-0x000000000677A000-memory.dmp

Filesize
40KB

Download
memory/2520-8-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/2520-9-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download