agenttesla | b526ee0de0fac93563730dfd03d7c647f658db2ef54b327a2c8f85e7fab04755

Analysis

max time kernel
144s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-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-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\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
55	api.ipify.org
54	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3296 set thread context of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
1792	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
1792	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe
Token: SeDebugPrivilege	1792	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1792	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97
PID 3296 wrote to memory of 1792	3296	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\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:3296
- 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:1792

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\fe6b8e0d183bf1cf3105a86efd5d70110afd4a05ddcfc7555bb2053f08812fa4.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1792-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1792-21-0x0000000005580000-0x0000000005590000-memory.dmp

Filesize
64KB

Download
memory/1792-20-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/1792-19-0x0000000006A50000-0x0000000006AA0000-memory.dmp

Filesize
320KB

Download
memory/1792-18-0x0000000005390000-0x00000000053F6000-memory.dmp

Filesize
408KB

Download
memory/1792-17-0x0000000005580000-0x0000000005590000-memory.dmp

Filesize
64KB

Download
memory/1792-15-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/3296-10-0x00000000066B0000-0x000000000672E000-memory.dmp

Filesize
504KB

Download
memory/3296-9-0x0000000006230000-0x0000000006240000-memory.dmp

Filesize
64KB

Download
memory/3296-0-0x0000000000390000-0x000000000043A000-memory.dmp

Filesize
680KB

Download
memory/3296-11-0x0000000008D10000-0x0000000008DAC000-memory.dmp

Filesize
624KB

Download
memory/3296-8-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/3296-7-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/3296-6-0x00000000052E0000-0x00000000052F8000-memory.dmp

Filesize
96KB

Download
memory/3296-16-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download
memory/3296-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

Filesize
40KB

Download
memory/3296-4-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/3296-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/3296-2-0x0000000005300000-0x00000000058A4000-memory.dmp

Filesize
5.6MB

Download
memory/3296-1-0x0000000074E20000-0x00000000755D0000-memory.dmp

Filesize
7.7MB

Download