agenttesla | 3548aa0ee0cecf920604b5d5d5c231f2a5241a012548198402e6121a43ef55f7

Analysis

max time kernel
96s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2025 12:49

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General

Target

2.exe
Size

1.3MB
MD5

b30d2c0c5d2a7eb1d14fcbee93a3dfb5
SHA1

03a916e21638160bcc2c60a223ea6effbafbe9b6
SHA256

3548aa0ee0cecf920604b5d5d5c231f2a5241a012548198402e6121a43ef55f7
SHA512

8edcef9ba3e7c0220edc57aedb42a916298da358b76a278321b055897f5f709a88ecdf850894e1f6afe0febdf4fbecc637c39c75b064b7ca94cf01988136bf71
SSDEEP

24576:xtb20pkaCqT5TBWgNQ7aKq1LnckdvRHADmacmzi/rYApm6A:CVg5tQ7aK45OSB+is5

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
w#chNV#1
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ZUHFqcY = "C:\\Users\\Admin\\AppData\\Roaming\\ZUHFqcY\\ZUHFqcY.exe"	RegSvcs.exe

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
13	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3700 set thread context of 2576	3700	2.exe	82

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2576	RegSvcs.exe
2576	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3700	2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2576	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3700	2.exe
3700	2.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3700	2.exe
3700	2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 2576	3700	2.exe	82
PID 3700 wrote to memory of 2576	3700	2.exe	82
PID 3700 wrote to memory of 2576	3700	2.exe	82
PID 3700 wrote to memory of 2576	3700	2.exe	82

C:\Users\Admin\AppData\Local\Temp\2.exe
"C:\Users\Admin\AppData\Local\Temp\2.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:3700
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\2.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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/2576-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2576-4-0x00000000737EE000-0x00000000737EF000-memory.dmp

Filesize
4KB

Download
memory/2576-5-0x0000000005BD0000-0x0000000006174000-memory.dmp

Filesize
5.6MB

Download
memory/2576-6-0x0000000005720000-0x0000000005786000-memory.dmp

Filesize
408KB

Download
memory/2576-7-0x00000000737E0000-0x0000000073F90000-memory.dmp

Filesize
7.7MB

Download
memory/2576-9-0x00000000069D0000-0x0000000006A20000-memory.dmp

Filesize
320KB

Download
memory/2576-10-0x0000000006AC0000-0x0000000006B52000-memory.dmp

Filesize
584KB

Download
memory/2576-11-0x0000000006A60000-0x0000000006A6A000-memory.dmp

Filesize
40KB

Download
memory/2576-12-0x00000000737EE000-0x00000000737EF000-memory.dmp

Filesize
4KB

Download
memory/2576-13-0x00000000737E0000-0x0000000073F90000-memory.dmp

Filesize
7.7MB

Download
memory/3700-2-0x0000000001350000-0x0000000001750000-memory.dmp

Filesize
4.0MB

Download