agenttesla | ff2be6f85c26c62d50364e48cc6f6209df35b82d6c4b0db31e776f84b81629a5

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 16:05

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General

Target

Comprobante98756.exe
Size

1.0MB
MD5

c6fe897cf4e5f9cd403bcde5a721c381
SHA1

5923e89201e0d9a5dd35763eb2c8a0ade982dcb4
SHA256

ff2be6f85c26c62d50364e48cc6f6209df35b82d6c4b0db31e776f84b81629a5
SHA512

64f1534ca3c305366e7bacc7c2e48daadb3a126644c3e52b8986dabed7b847280550d0373de93c40207c3d16ed0e297e54cf7fc6bad83fec25dd1514d617c300
SSDEEP

24576:ftb20pkaCqT5TBWgNQ7aRxt9sqvOXiA6A:cVg5tQ7aRxt9cv5

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.elquijotebanquetes.com
Port:
21
Username:
[email protected]
Password:
-GN,s*KH{VEhPmo)+f

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1392 set thread context of 1992	1392	Comprobante98756.exe	31

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	Comprobante98756.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1992	RegSvcs.exe
1992	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1392	Comprobante98756.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1392	Comprobante98756.exe
1392	Comprobante98756.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1392	Comprobante98756.exe
1392	Comprobante98756.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31
PID 1392 wrote to memory of 1992	1392	Comprobante98756.exe	31

C:\Users\Admin\AppData\Local\Temp\Comprobante98756.exe
"C:\Users\Admin\AppData\Local\Temp\Comprobante98756.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1392
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Comprobante98756.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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/1392-5-0x0000000000230000-0x0000000000234000-memory.dmp

Filesize
16KB

Download
memory/1992-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1992-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1992-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1992-11-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/1992-12-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/1992-13-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/1992-14-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download