agenttesla | 852f81942c2058c99160bc363058cce79bb2e4743d7d47b132ef32166d4f6230

General

Target

LISTA DE COTIZACIONES.exe
Size

1.2MB
MD5

590e0ddfe21156fd0106e3d1fa313bc3
SHA1

8753129596e5a8c52ba93104656c4580aef49902
SHA256

3611974d2020430b02d33e21aa9c792b3a11757b7ea872742cf0c5e7df69684e
SHA512

f62b8c0d9c0972353ef3c22290ed9724d9516604aa4e50b7a4762304e23384de01381d033afddae875ca7d2f7411c359b572504ca835ba2580fbbe58160b078d
SSDEEP

24576:WfmMv6Ckr7Mny5Q63xhh7HtqB93t6cdfJar7kiL:W3v+7/5Q63bhxqt6Jf

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
uy,o#mZj8$lY

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
uy,o#mZj8$lY

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	RegSvcs.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2856 set thread context of 2464	2856	LISTA DE COTIZACIONES.exe	30

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

System Information Discovery
T1082

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	LISTA DE COTIZACIONES.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2464	RegSvcs.exe
2464	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2856	LISTA DE COTIZACIONES.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2464	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2464	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30
PID 2856 wrote to memory of 2464	2856	LISTA DE COTIZACIONES.exe	30

C:\Users\Admin\AppData\Local\Temp\LISTA DE COTIZACIONES.exe
"C:\Users\Admin\AppData\Local\Temp\LISTA DE COTIZACIONES.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\LISTA DE COTIZACIONES.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:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2464-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2464-5-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2464-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2464-8-0x0000000073CFE000-0x0000000073CFF000-memory.dmp

Filesize
4KB

Download
memory/2464-9-0x0000000073CF0000-0x00000000743DE000-memory.dmp

Filesize
6.9MB

Download
memory/2464-12-0x0000000073CFE000-0x0000000073CFF000-memory.dmp

Filesize
4KB

Download
memory/2464-13-0x0000000073CF0000-0x00000000743DE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-2-0x0000000003D40000-0x0000000004140000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads