agenttesla | 93cbfbd5acb719163f9266faa9f58c96bf0a6b74fc851b077e514bfdf27e26ab

General

Target

380iMhIhnW7D3r7.exe
Size

880KB
MD5

3696ab8509fd6321bd0ad6dcafa427b2
SHA1

d8614c7c4147206e90b1e43c7b41e29c6afe50ab
SHA256

93cbfbd5acb719163f9266faa9f58c96bf0a6b74fc851b077e514bfdf27e26ab
SHA512

a8eeadbc3a7259efed6183c8342b0985be98afaab41e95173128cba4bdca0fdd714cdf6d47208ec925032b9c85a6219500db712a7d98f5ba3d0ff23a9a28c7bd
SSDEEP

24576:zxIsHe1q1oUDkzvq66fliCvE8GpgCxyx6LPuPGP:zxIIyUDkzi6IYCvE8GpIR

Score

10^/10

agenttesla redline collection infostealer keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
webmail.elpl.com.pk
Port:
587
Username:
[email protected]
Password:
drsscom$6
Email To:
[email protected]

Signatures

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

Detects Redline Stealer samples 2 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/180-142-0x00000000052B0000-0x0000000005316000-memory.dmp	redline_stealer
behavioral2/memory/180-146-0x00000000071C0000-0x0000000007382000-memory.dmp	redline_stealer

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline
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-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	380iMhIhnW7D3r7.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	380iMhIhnW7D3r7.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	380iMhIhnW7D3r7.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
43	api.ipify.org
44	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 180	2880	380iMhIhnW7D3r7.exe	87

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe
2880	380iMhIhnW7D3r7.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2880	380iMhIhnW7D3r7.exe
Token: SeDebugPrivilege	180	380iMhIhnW7D3r7.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
180	380iMhIhnW7D3r7.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87
PID 2880 wrote to memory of 180	2880	380iMhIhnW7D3r7.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	380iMhIhnW7D3r7.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	380iMhIhnW7D3r7.exe

C:\Users\Admin\AppData\Local\Temp\380iMhIhnW7D3r7.exe
"C:\Users\Admin\AppData\Local\Temp\380iMhIhnW7D3r7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\380iMhIhnW7D3r7.exe
  "C:\Users\Admin\AppData\Local\Temp\380iMhIhnW7D3r7.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:180

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

memory/180-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/180-146-0x00000000071C0000-0x0000000007382000-memory.dmp

Filesize
1.8MB

Download
memory/180-145-0x0000000006F40000-0x0000000006F90000-memory.dmp

Filesize
320KB

Download
memory/180-144-0x0000000005330000-0x0000000005340000-memory.dmp

Filesize
64KB

Download
memory/180-143-0x0000000005330000-0x0000000005340000-memory.dmp

Filesize
64KB

Download
memory/180-142-0x00000000052B0000-0x0000000005316000-memory.dmp

Filesize
408KB

Download
memory/2880-136-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/2880-139-0x0000000007430000-0x00000000074CC000-memory.dmp

Filesize
624KB

Download
memory/2880-138-0x00000000056E0000-0x00000000056F0000-memory.dmp

Filesize
64KB

Download
memory/2880-137-0x00000000058C0000-0x00000000058CA000-memory.dmp

Filesize
40KB

Download
memory/2880-133-0x0000000000AE0000-0x0000000000BC2000-memory.dmp

Filesize
904KB

Download
memory/2880-135-0x00000000058D0000-0x0000000005962000-memory.dmp

Filesize
584KB

Download
memory/2880-134-0x0000000005DA0000-0x0000000006344000-memory.dmp

Filesize
5.6MB

Download

Analysis

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