agenttesla | b526ee0de0fac93563730dfd03d7c647f658db2ef54b327a2c8f85e7fab04755

Analysis

max time kernel
120s
max time network
153s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
10-10-2023 13:04

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General

Target

fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Size

655KB
MD5

25d8dc370fae2e2a71b86392f352f479
SHA1

d8027a8920844a29aed47a6f22761c8a69f60cfa
SHA256

fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4
SHA512

f3a2fdccdd72967ed50d20be8738a3f1438b04434e88dbe3f2788b061a52dc9c285c7996cfa5ace5e47e0ef89b3b92c753d4e34025c5eb5f8a6284caeecfe62f
SSDEEP

12288:pt7s9+cf017e6WtXpQjguZKni7EhXlLMt+NsG0atOsFAhAUDLpW:r7s9Tb6epKAi7EhXlPsRSYAq

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.telefoonreparatiebovenkarspel.nl
Port:
587
Username:
[email protected]
Password:
Madarjan007!

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.telefoonreparatiebovenkarspel.nl
Port:
587
Username:
[email protected]
Password:
Madarjan007!
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-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1952 set thread context of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
2636	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
2636	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Token: SeDebugPrivilege	2636	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2636	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28
PID 1952 wrote to memory of 2636	1952	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

C:\Users\Admin\AppData\Local\Temp\fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
"C:\Users\Admin\AppData\Local\Temp\fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Users\Admin\AppData\Local\Temp\fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
  "C:\Users\Admin\AppData\Local\Temp\fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

C:\Users\Admin\AppData\Local\Temp\CabEFDD.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF01E.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
memory/1952-21-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1952-1-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1952-2-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/1952-3-0x0000000000410000-0x0000000000428000-memory.dmp

Filesize
96KB

Download
memory/1952-4-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1952-5-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/1952-6-0x0000000000390000-0x00000000003A0000-memory.dmp

Filesize
64KB

Download
memory/1952-7-0x00000000057E0000-0x000000000585E000-memory.dmp

Filesize
504KB

Download
memory/1952-0-0x0000000000A10000-0x0000000000ABA000-memory.dmp

Filesize
680KB

Download
memory/2636-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-16-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-18-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-20-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-22-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2636-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-23-0x0000000004710000-0x0000000004750000-memory.dmp

Filesize
256KB

Download
memory/2636-9-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-8-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2636-58-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2636-59-0x0000000004710000-0x0000000004750000-memory.dmp

Filesize
256KB

Download