agenttesla | b5efb5f0b24cb7cd10a6a02d0d0661e9ea277d6997e76691fc6065da23208338

Analysis

max time kernel
39s
max time network
48s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 13:14

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General

Target

ego.exe
Size

1.1MB
MD5

0a81ce0a1b317625cc55e2f68bef7b94
SHA1

63391d5644886111ad206fc0f71974fa2ae79197
SHA256

b5efb5f0b24cb7cd10a6a02d0d0661e9ea277d6997e76691fc6065da23208338
SHA512

23cdd0b77fa9f24ff03d7cf1371de6620a18230901395dcde8b797901b4906985343dfe7c89a8b42ebff91ddcfdae913d1b4112817d30da04dfe0b38fa9664ff
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCJyqWHUztNNa37DBiZ1YTe:7JZoQrbTFZY1iaCiOLard9e

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
techniqueqatar.com
Port:
587
Username:
[email protected]
Password:
TechFB2023$$$
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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aWUFv = "C:\\Users\\Admin\\AppData\\Roaming\\aWUFv\\aWUFv.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
2	api.ipify.org
5	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 1532	2792	ego.exe	82

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1532	RegSvcs.exe
1532	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2792	ego.exe
2792	ego.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1532	RegSvcs.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2792	ego.exe
2792	ego.exe
2792	ego.exe
2792	ego.exe
2792	ego.exe
2792	ego.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
2792	ego.exe
2792	ego.exe
2792	ego.exe
2792	ego.exe
2792	ego.exe
2792	ego.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1532	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 1532	2792	ego.exe	82
PID 2792 wrote to memory of 1532	2792	ego.exe	82
PID 2792 wrote to memory of 1532	2792	ego.exe	82
PID 2792 wrote to memory of 1532	2792	ego.exe	82

C:\Users\Admin\AppData\Local\Temp\ego.exe
"C:\Users\Admin\AppData\Local\Temp\ego.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:2792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\ego.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:1532

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/1532-3-0x0000000000140000-0x0000000000184000-memory.dmp

Filesize
272KB

Download
memory/1532-4-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/1532-5-0x0000000005040000-0x00000000055E4000-memory.dmp

Filesize
5.6MB

Download
memory/1532-6-0x0000000004C00000-0x0000000004C66000-memory.dmp

Filesize
408KB

Download
memory/1532-7-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1532-8-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/1532-9-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1532-12-0x00000000061B0000-0x0000000006200000-memory.dmp

Filesize
320KB

Download
memory/1532-13-0x00000000062A0000-0x000000000633C000-memory.dmp

Filesize
624KB

Download
memory/1532-14-0x0000000006340000-0x00000000063D2000-memory.dmp

Filesize
584KB

Download
memory/1532-15-0x0000000006260000-0x000000000626A000-memory.dmp

Filesize
40KB

Download
memory/2792-2-0x0000000003F40000-0x0000000004340000-memory.dmp

Filesize
4.0MB

Download