agenttesla | cb1a95879bdec08e04762f3180ab28040288232230c0a10dfd9a9344e0fa21cb

General

Target

Commande nr220489 E833080.exe
Size

182KB
MD5

424d1c81092c76ac4c60ed4e2af71729
SHA1

dff8164676c93499d9117b8c99d59f563dc603dd
SHA256

cb1a95879bdec08e04762f3180ab28040288232230c0a10dfd9a9344e0fa21cb
SHA512

a63edebd3716d66a1959b924d2c5b00e3e5b0897325bae2923e99568a3a66e3bcc837d8aaf48c7014cf4c0ab4974fae805a65ad98b01fd39dc2bb0c4a708daf0
SSDEEP

3072:38MzDbnCWsIhhNzz05DDxz7k7K4adcywN/ivkMK0jTJj8xyIL32C0gAm6:MieObz83xPkerEat3jdjcyILGI

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6120421924:AAHfDg3lTzDUW4O1CSc9eyT6zf8UpaOZqyY/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Caspol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.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.

Processes:

flow ioc

3 api.ipify.org
4 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Commande nr220489 E833080.exe

description pid process target process

PID 1676 set thread context of 1628 1676 Commande nr220489 E833080.exe Caspol.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Caspol.exe

description pid process

Token: SeDebugPrivilege 1628 Caspol.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Caspol.exe

pid process

1628 Caspol.exe

flow	ioc
3	api.ipify.org
4	api.ipify.org

description	pid	process	target process
PID 1676 set thread context of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe

description	pid	process
Token: SeDebugPrivilege	1628	Caspol.exe

pid	process
1628	Caspol.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Commande nr220489 E833080.exe

description	pid	process	target process
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe
PID 1676 wrote to memory of 1628	1676	Commande nr220489 E833080.exe	Caspol.exe

outlook_office_path 1 IoCs

Processes:

Caspol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

outlook_win_path 1 IoCs

Processes:

Caspol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

C:\Users\Admin\AppData\Local\Temp\Commande nr220489 E833080.exe
"C:\Users\Admin\AppData\Local\Temp\Commande nr220489 E833080.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1676

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1628

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1628-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-57-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-58-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-59-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-60-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1628-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1628-66-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download
memory/1676-54-0x000000013F690000-0x000000013F6BA000-memory.dmp

Filesize
168KB

Download
memory/1676-55-0x00000000001E0000-0x00000000001EE000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads