agenttesla | 7da29ed5d5ef8e13d8b5631ea4d2868d71721dae0297b260573a877bad180528

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2024 13:00

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General

Target

PO.exe
Size

1.1MB
MD5

f97182496a9a556473b4dcc2317857d1
SHA1

f856b5282b99c167fe84f4afcbe039da8e68aeeb
SHA256

7da29ed5d5ef8e13d8b5631ea4d2868d71721dae0297b260573a877bad180528
SHA512

20192ef9317c31dfd51c90d7abb63e508b30571fe50f2ed637d5250858686ddb7f5b3187bfb06d7cb2755e2b8c5fdce1d7f5e675c25212bc788e4cae5ee37843
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLRy2CCm5joPd6y9gd3iNZvW4k3+mIZa:ffmMv6Ckr7Mny5QL9CCmhvNMZv2O0

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

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-1-5-21-493223053-2004649691-1575712786-1000\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
14	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1484 set thread context of 3384	1484	PO.exe	86

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3384	RegSvcs.exe
3384	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1484	PO.exe
1484	PO.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3384	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 3384	1484	PO.exe	86
PID 1484 wrote to memory of 3384	1484	PO.exe	86
PID 1484 wrote to memory of 3384	1484	PO.exe	86
PID 1484 wrote to memory of 3384	1484	PO.exe	86

C:\Users\Admin\AppData\Local\Temp\PO.exe
"C:\Users\Admin\AppData\Local\Temp\PO.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\PO.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3384

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 Information Discovery

T1082

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/1484-2-0x0000000004500000-0x0000000004900000-memory.dmp

Filesize
4.0MB

Download
memory/3384-3-0x0000000000140000-0x0000000000182000-memory.dmp

Filesize
264KB

Download
memory/3384-4-0x0000000074FAE000-0x0000000074FAF000-memory.dmp

Filesize
4KB

Download
memory/3384-5-0x00000000052C0000-0x0000000005864000-memory.dmp

Filesize
5.6MB

Download
memory/3384-6-0x0000000004A90000-0x0000000004AF6000-memory.dmp

Filesize
408KB

Download
memory/3384-7-0x0000000074FA0000-0x0000000075750000-memory.dmp

Filesize
7.7MB

Download
memory/3384-8-0x0000000005EF0000-0x0000000005F82000-memory.dmp

Filesize
584KB

Download
memory/3384-10-0x0000000005F90000-0x0000000005FE0000-memory.dmp

Filesize
320KB

Download
memory/3384-11-0x0000000005FE0000-0x0000000005FEA000-memory.dmp

Filesize
40KB

Download
memory/3384-12-0x0000000074FAE000-0x0000000074FAF000-memory.dmp

Filesize
4KB

Download
memory/3384-13-0x0000000074FA0000-0x0000000075750000-memory.dmp

Filesize
7.7MB

Download