agenttesla | fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49

General

Target

fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe
Size

360KB
MD5

59e4640088e19e7910e958812e5dc47e
SHA1

ce59fd40966cb780b2d431c2c88aef3fc3aca867
SHA256

fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49
SHA512

f4f730308609044d30bc4be7d86767cb0046d6dc5918c9a76330f0db8aa1eac733c62e14f7bdc286c4cf8e8a0a0119e23e9b42b50c582ae26d99fba7d7b36d00
SSDEEP

6144:JGLC75DRNS3BM8KdNVW6/qjbW52OYoF87CN5hdSSe+:JuoDPYi8aTW6iYY28eldZX

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.topcats.com
Port:
587
Username:
[email protected]
Password:
SpurS21?
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1800 set thread context of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2636	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe
2636	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2636	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2636	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28
PID 1800 wrote to memory of 2636	1800	fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe	28

C:\Users\Admin\AppData\Local\Temp\fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe
"C:\Users\Admin\AppData\Local\Temp\fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Users\Admin\AppData\Local\Temp\fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe
  "C:\Users\Admin\AppData\Local\Temp\fd668e5bb6d2f3b44eb730a0b7f7be4102f5a8603b6623c8c6e5f5b37ed14c49.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1800-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/1800-1-0x0000000000270000-0x00000000002D0000-memory.dmp

Filesize
384KB

Download
memory/1800-13-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2636-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-2-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-14-0x0000000073E40000-0x000000007452E000-memory.dmp

Filesize
6.9MB

Download
memory/2636-15-0x0000000073E40000-0x000000007452E000-memory.dmp

Filesize
6.9MB

Download
memory/2636-16-0x0000000073E40000-0x000000007452E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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