agenttesla | b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959

General

Target

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
Size

842KB
MD5

f918266716676393150c923659f80e79
SHA1

24083ba3b3ef71e4e4999c19bfcdd79046db54dd
SHA256

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959
SHA512

72ea1edef4480c046800d69deab32b1a40b3443dd4dd0a5c1ab00e971eb1dcbc34434501eea97c574e8d7510efc9ee75cd75b4b4c189da47439e917c20b3d477
SSDEEP

24576:N0pk+pJIdmMDwTWHfCn5/KzyXEHSVq51:aFJIdmMDwTWHfCn5CGG

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.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.

Processes:

flow ioc

4 api.ipify.org

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

description	pid	process	target process
PID 3176 set thread context of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exeb4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

pid	process
3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
4880	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
4880	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exeb4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

description	pid	process
Token: SeDebugPrivilege	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
Token: SeDebugPrivilege	4880	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

pid process

4880 b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

pid	process
4880	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

description	pid	process	target process
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
PID 3176 wrote to memory of 4880	3176	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

outlook_office_path 1 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

outlook_win_path 1 IoCs

Processes:

b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe

C:\Users\Admin\AppData\Local\Temp\b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
"C:\Users\Admin\AppData\Local\Temp\b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176

C:\Users\Admin\AppData\Local\Temp\b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe
"C:\Users\Admin\AppData\Local\Temp\b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b4505984575d9ea01e84c1d68b9a4bf2320af90570d05e4e73cbe3778a02e959.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3176-10-0x0000000007D60000-0x0000000007DFC000-memory.dmp

Filesize
624KB

Download
memory/3176-15-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/3176-9-0x0000000007F70000-0x0000000007FEE000-memory.dmp

Filesize
504KB

Download
memory/3176-4-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/3176-5-0x0000000005350000-0x000000000535A000-memory.dmp

Filesize
40KB

Download
memory/3176-6-0x00000000054D0000-0x00000000054E8000-memory.dmp

Filesize
96KB

Download
memory/3176-7-0x00000000057B0000-0x00000000057B8000-memory.dmp

Filesize
32KB

Download
memory/3176-8-0x00000000058D0000-0x00000000058DA000-memory.dmp

Filesize
40KB

Download
memory/3176-3-0x0000000005390000-0x0000000005422000-memory.dmp

Filesize
584KB

Download
memory/3176-0-0x0000000000880000-0x0000000000958000-memory.dmp

Filesize
864KB

Download
memory/3176-1-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/3176-2-0x0000000005940000-0x0000000005EE4000-memory.dmp

Filesize
5.6MB

Download
memory/4880-16-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/4880-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4880-17-0x0000000005790000-0x00000000057A0000-memory.dmp

Filesize
64KB

Download
memory/4880-14-0x0000000005A40000-0x0000000005AA6000-memory.dmp

Filesize
408KB

Download
memory/4880-18-0x0000000006F70000-0x0000000006FC0000-memory.dmp

Filesize
320KB

Download
memory/4880-19-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/4880-20-0x0000000005790000-0x00000000057A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads