agenttesla | 5a95f1def14ec3400bc2a7b4c23872e88d95519d2a2dc4b8de632584c2447a8d

Analysis

max time kernel
120s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 01:22

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General

Target

aplicação de cotação.exe
Size

1.1MB
MD5

eb5ba52c5fbc1efa1d7e3c7d9364654e
SHA1

fa088e270c9df961788001611785051280fbd09c
SHA256

a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4
SHA512

2facede2a967280d728111190ce0d4c3ea6cc20cb0e4079368976c98bb673807242c52a44261fd3164a35f5f19acf16c2e98fdceb18112b07f986243d435dbe4
SSDEEP

24576:YqDEvCTbMWu7rQYlBQcBiT6rprG8autKPcz5nMzzZ:YTvC/MTQYxsWR7autz

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.solucionesmexico.mx
Port:
21
Username:
[email protected]
Password:
dGG^ZYIxX5!B

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 3056 set thread context of 1972	3056	aplicação de cotação.exe	30

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	aplicação de cotação.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1972	RegSvcs.exe
1972	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3056	aplicação de cotação.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1972	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3056	aplicação de cotação.exe
3056	aplicação de cotação.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3056	aplicação de cotação.exe
3056	aplicação de cotação.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30
PID 3056 wrote to memory of 1972	3056	aplicação de cotação.exe	30

C:\Users\Admin\AppData\Local\Temp\aplicação de cotação.exe
"C:\Users\Admin\AppData\Local\Temp\aplicação de cotação.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:3056
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\aplicação de cotação.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1972

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/1972-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1972-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1972-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1972-17-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/1972-18-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/1972-19-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/1972-20-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/3056-11-0x0000000000300000-0x0000000000304000-memory.dmp

Filesize
16KB

Download