agenttesla | c865e55fcf79bd4a9bae35979e4676c7e77e06afc7c136a73623b395a67f99db

General

Target

INQUIRY PRO-000001.exe
Size

617KB
MD5

63d4dee76cca9b1d9926f4beb9f5a43f
SHA1

c6e55b0cf1e6bd6d00d05c3778e40073ee95c7ab
SHA256

c865e55fcf79bd4a9bae35979e4676c7e77e06afc7c136a73623b395a67f99db
SHA512

7582e6be423309c09548439fb8d8abc9668c1d49293f05b0540e345ac7822bbe0da70dfb17ffda88587ffd42f4acc925f1134e4b504e0d8a686636e55eb4833b
SSDEEP

12288:3+nOsn12fegrscvNfTEQoSRSF65Vd86J2rAC9Ub26pP9/s:U/gLN4OVYxySI9

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
DKL!@eK8
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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY PRO-000001.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY PRO-000001.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY PRO-000001.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1788 set thread context of 1472	1788	INQUIRY PRO-000001.exe	92

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1788	INQUIRY PRO-000001.exe
1788	INQUIRY PRO-000001.exe
1472	INQUIRY PRO-000001.exe
1472	INQUIRY PRO-000001.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	INQUIRY PRO-000001.exe
Token: SeDebugPrivilege	1472	INQUIRY PRO-000001.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 4784	1788	INQUIRY PRO-000001.exe	91
PID 1788 wrote to memory of 4784	1788	INQUIRY PRO-000001.exe	91
PID 1788 wrote to memory of 4784	1788	INQUIRY PRO-000001.exe	91
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92
PID 1788 wrote to memory of 1472	1788	INQUIRY PRO-000001.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY PRO-000001.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY PRO-000001.exe

C:\Users\Admin\AppData\Local\Temp\INQUIRY PRO-000001.exe
"C:\Users\Admin\AppData\Local\Temp\INQUIRY PRO-000001.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\INQUIRY PRO-000001.exe
  "C:\Users\Admin\AppData\Local\Temp\INQUIRY PRO-000001.exe"
  2⤵
  PID:4784
- C:\Users\Admin\AppData\Local\Temp\INQUIRY PRO-000001.exe
  "C:\Users\Admin\AppData\Local\Temp\INQUIRY PRO-000001.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

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\INQUIRY PRO-000001.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1472-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1472-147-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1472-146-0x00000000066C0000-0x0000000006882000-memory.dmp

Filesize
1.8MB

Download
memory/1472-145-0x00000000064A0000-0x00000000064F0000-memory.dmp

Filesize
320KB

Download
memory/1472-144-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1472-143-0x0000000005440000-0x00000000054A6000-memory.dmp

Filesize
408KB

Download
memory/1788-136-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/1788-139-0x0000000007410000-0x00000000074AC000-memory.dmp

Filesize
624KB

Download
memory/1788-138-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/1788-137-0x0000000005810000-0x000000000581A000-memory.dmp

Filesize
40KB

Download
memory/1788-133-0x0000000000D90000-0x0000000000E30000-memory.dmp

Filesize
640KB

Download
memory/1788-135-0x0000000005860000-0x00000000058F2000-memory.dmp

Filesize
584KB

Download
memory/1788-134-0x0000000005E10000-0x00000000063B4000-memory.dmp

Filesize
5.6MB

Download

Analysis

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