agenttesla | 37ac69abe12f3ec977df53efd9e10a1c2f40eba5fab217cbce4e0fb5452c669f

General

Target

DHL_734825514200.exe
Size

686KB
MD5

209a4f5760d18041ad0d41d5dde74cd0
SHA1

a45548c688febe40a1608c2b1f6193e612a5ee0d
SHA256

37ac69abe12f3ec977df53efd9e10a1c2f40eba5fab217cbce4e0fb5452c669f
SHA512

67e1600d83d924c09f16d95f4db9d58139e062360711c217d9cbf21aff17004526d4b2266211ba41c686ff3debc4839e0688128c27bdb70f5c708ebf9f837760
SSDEEP

12288:83/T3/fVrTtK3/KMq2g3aNizWHrFqR1OfeN359bEn8+D5L/1at1Q/BaK6DPcEOkY:8rXVrTtKjr0sfeNu5jMt2kDEEHIe+

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.saludsanjuan.cl
Port:
587
Username:
[email protected]
Password:
*Direcdesam&
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2912	powershell.exe

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 2 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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2824 set thread context of 2708	2824	DHL_734825514200.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2824	DHL_734825514200.exe
2824	DHL_734825514200.exe
2708	DHL_734825514200.exe
2708	DHL_734825514200.exe
2912	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	DHL_734825514200.exe
Token: SeDebugPrivilege	2708	DHL_734825514200.exe
Token: SeDebugPrivilege	2912	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2912	2824	DHL_734825514200.exe	28
PID 2824 wrote to memory of 2912	2824	DHL_734825514200.exe	28
PID 2824 wrote to memory of 2912	2824	DHL_734825514200.exe	28
PID 2824 wrote to memory of 2912	2824	DHL_734825514200.exe	28
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30
PID 2824 wrote to memory of 2708	2824	DHL_734825514200.exe	30

C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2912
- C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL_734825514200.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2708-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2708-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2708-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2708-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2708-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2708-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2708-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2824-1-0x0000000000E80000-0x0000000000F30000-memory.dmp

Filesize
704KB

Download
memory/2824-0-0x00000000742CE000-0x00000000742CF000-memory.dmp

Filesize
4KB

Download
memory/2824-5-0x0000000004E90000-0x0000000004F12000-memory.dmp

Filesize
520KB

Download
memory/2824-4-0x0000000000650000-0x0000000000666000-memory.dmp

Filesize
88KB

Download
memory/2824-2-0x00000000005C0000-0x00000000005D6000-memory.dmp

Filesize
88KB

Download
memory/2824-3-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-19-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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