agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2023, 15:03

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General

Target

037f80f7eee792aa95886508fc3cf946.exe
Size

491KB
MD5

037f80f7eee792aa95886508fc3cf946
SHA1

01a824ae5b084b68ea0adb18720d6c6c318ea363
SHA256

7096865b32b903fa9cec066e310e02a337af3e16a1c504d24320879f15f85791
SHA512

c1287d9ca62169334cce6002d212cc6a7be724fe565f342985a9ab732da174233fdc1c4c0eb2dca67fd7c2fc063b579b64a9af8ae01edfeca56724338540b200
SSDEEP

12288:0Xy9hAFKE4WNEEGGi+nfs/3GXvPKy0/vi2p+wxpEtVjK+EvKRFn6PeMHf:d9/VsiukO/F0/v9+wxpEtVjK+EvKRFnW

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.s-s.cl
Port:
587
Username:
[email protected]
Password:
Systems@2011
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	037f80f7eee792aa95886508fc3cf946.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	037f80f7eee792aa95886508fc3cf946.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	037f80f7eee792aa95886508fc3cf946.exe

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-1-5-21-177160434-2093019976-369403398-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uWTVG = "C:\\Users\\Admin\\AppData\\Roaming\\uWTVG\\uWTVG.exe"	037f80f7eee792aa95886508fc3cf946.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4364 set thread context of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
4364	037f80f7eee792aa95886508fc3cf946.exe
2736	037f80f7eee792aa95886508fc3cf946.exe
2736	037f80f7eee792aa95886508fc3cf946.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4364	037f80f7eee792aa95886508fc3cf946.exe
Token: SeDebugPrivilege	2736	037f80f7eee792aa95886508fc3cf946.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2736	037f80f7eee792aa95886508fc3cf946.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91
PID 4364 wrote to memory of 2736	4364	037f80f7eee792aa95886508fc3cf946.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	037f80f7eee792aa95886508fc3cf946.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	037f80f7eee792aa95886508fc3cf946.exe

C:\Users\Admin\AppData\Local\Temp\037f80f7eee792aa95886508fc3cf946.exe
"C:\Users\Admin\AppData\Local\Temp\037f80f7eee792aa95886508fc3cf946.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Users\Admin\AppData\Local\Temp\037f80f7eee792aa95886508fc3cf946.exe
  "C:\Users\Admin\AppData\Local\Temp\037f80f7eee792aa95886508fc3cf946.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2736

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2736-14-0x0000000006C20000-0x0000000006C70000-memory.dmp

Filesize
320KB

Download
memory/2736-16-0x0000000006FA0000-0x0000000007032000-memory.dmp

Filesize
584KB

Download
memory/2736-23-0x0000000005890000-0x00000000058A0000-memory.dmp

Filesize
64KB

Download
memory/2736-22-0x0000000005890000-0x00000000058A0000-memory.dmp

Filesize
64KB

Download
memory/2736-21-0x0000000006F70000-0x0000000006F7A000-memory.dmp

Filesize
40KB

Download
memory/2736-20-0x0000000005890000-0x00000000058A0000-memory.dmp

Filesize
64KB

Download
memory/2736-6-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2736-7-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/2736-19-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/2736-10-0x0000000005DB0000-0x0000000005DC8000-memory.dmp

Filesize
96KB

Download
memory/2736-8-0x0000000005890000-0x00000000058A0000-memory.dmp

Filesize
64KB

Download
memory/2736-11-0x00000000065B0000-0x0000000006616000-memory.dmp

Filesize
408KB

Download
memory/4364-0-0x0000000000FC0000-0x0000000001042000-memory.dmp

Filesize
520KB

Download
memory/4364-3-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4364-1-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/4364-5-0x0000000008570000-0x0000000008B14000-memory.dmp

Filesize
5.6MB

Download
memory/4364-4-0x00000000057F0000-0x0000000005864000-memory.dmp

Filesize
464KB

Download
memory/4364-9-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/4364-2-0x0000000005890000-0x000000000592C000-memory.dmp

Filesize
624KB

Download