agenttesla | 3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176

General

Target

3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe
Size

825KB
MD5

9c57399b4a6adb4b7b8edf354e7f2c0d
SHA1

430652c21c0f8fe6989428cfffaff2754c5b5ff8
SHA256

3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176
SHA512

945cdad48fd3af5cfa9612b6afa991080b60ff5862735253095613e343db88dd429ef011acde3b5381a18ff2f0d6343135bdb79165f087a047910dbfad6be61e
SSDEEP

24576:4/thewlqB6pAKbSVEGlC49haxZGT88vpBQ:4e2q8pNbX25Ign

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
kjbcvllgudkhmgln
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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.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
31	api.ipify.org
32	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4488 set thread context of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3900	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe
3900	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3900	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3900	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89
PID 4488 wrote to memory of 3900	4488	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe

C:\Users\Admin\AppData\Local\Temp\3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe
"C:\Users\Admin\AppData\Local\Temp\3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4488
- C:\Users\Admin\AppData\Local\Temp\3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe
  "C:\Users\Admin\AppData\Local\Temp\3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3900

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3bdc4fb579dbfd37752bafc023e9eaaf2788ad91afe542f8d86e097e5ca62176.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3900-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3900-147-0x0000000006900000-0x0000000006AC2000-memory.dmp

Filesize
1.8MB

Download
memory/3900-146-0x00000000066E0000-0x0000000006730000-memory.dmp

Filesize
320KB

Download
memory/3900-145-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/3900-144-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/3900-143-0x00000000050A0000-0x0000000005106000-memory.dmp

Filesize
408KB

Download
memory/4488-136-0x0000000005360000-0x000000000536A000-memory.dmp

Filesize
40KB

Download
memory/4488-139-0x0000000008290000-0x000000000832C000-memory.dmp

Filesize
624KB

Download
memory/4488-138-0x0000000005580000-0x0000000005590000-memory.dmp

Filesize
64KB

Download
memory/4488-137-0x0000000005580000-0x0000000005590000-memory.dmp

Filesize
64KB

Download
memory/4488-133-0x00000000008E0000-0x00000000009B4000-memory.dmp

Filesize
848KB

Download
memory/4488-135-0x00000000053D0000-0x0000000005462000-memory.dmp

Filesize
584KB

Download
memory/4488-134-0x0000000005980000-0x0000000005F24000-memory.dmp

Filesize
5.6MB

Download

Analysis

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