agenttesla | b24daaf49366775411cbaafebc8df131f4cb2ebb96e099c085dcd9142c6a8e3a

General

Target

SecuriteInfo.com.Win32.PWSX-gen.3126.exe
Size

819KB
MD5

9b98400e0aee55beb29ac510e4a7dc80
SHA1

477863ae05a0ce1b872295ed75467dc40eda915c
SHA256

b24daaf49366775411cbaafebc8df131f4cb2ebb96e099c085dcd9142c6a8e3a
SHA512

6b0abf839e70a19314076b2c505f3a8e0db849c71407fd73e6692c00401dcdfa67ad8ef5b5b02aaac377c8fa7c8c6974c15ab0fb20ab6937b27029a953abe83f
SSDEEP

12288:fyin3ZluJSybuKqA5ix93z6pralWki6CPdB6Rb1QP0u:lpc73ix93elBlod1Q

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
%2B
Port:
21
Username:
application/x-www-form-urlencoded
Password:
image/jpg

C2

p=

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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfo.com.Win32.PWSX-gen.3126.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfo.com.Win32.PWSX-gen.3126.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\QWbqZbz = "C:\\Users\\Admin\\AppData\\Roaming\\QWbqZbz\\QWbqZbz.exe"	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4936 set thread context of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe
4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe
4948	SecuriteInfo.com.Win32.PWSX-gen.3126.exe
4948	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe
Token: SeDebugPrivilege	4948	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4948	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97
PID 4936 wrote to memory of 4948	4936	SecuriteInfo.com.Win32.PWSX-gen.3126.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SecuriteInfo.com.Win32.PWSX-gen.3126.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3126.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3126.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3126.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3126.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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\SecuriteInfo.com.Win32.PWSX-gen.3126.exe.log

Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/4936-132-0x0000000000FE0000-0x00000000010B2000-memory.dmp

Filesize
840KB

Download
memory/4936-133-0x0000000006160000-0x0000000006704000-memory.dmp

Filesize
5.6MB

Download
memory/4936-134-0x0000000005BB0000-0x0000000005C42000-memory.dmp

Filesize
584KB

Download
memory/4936-135-0x0000000003560000-0x000000000356A000-memory.dmp

Filesize
40KB

Download
memory/4936-136-0x0000000008160000-0x00000000081FC000-memory.dmp

Filesize
624KB

Download
memory/4936-137-0x0000000008370000-0x00000000083D6000-memory.dmp

Filesize
408KB

Download
memory/4948-139-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4948-141-0x00000000063F0000-0x0000000006440000-memory.dmp

Filesize
320KB

Download

Analysis

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