masslogger | 1590167d71c9cd4bdacf01d5e56fb3b4315ddaf7ede3dc270de784a7ec12f2dd

General

Target
Purchase Order Sample.exe
Size 1.1MB
Sample200731-jw4ce5yeaa
SHA256 1590167d71c9cd4bdacf01d5e56fb3b4315ddaf7ede3dc270de784a7ec12f2dd
MD5 2a3f68d64b40b2b1ab652183adcc69d4
SHA1 59365b442e3be214cd76ae164daaa47e0d52fb99
SHA512 9b195df8e8531aaca6a8ea5b5163ae1cd05a2b69be23c18fb486439b7cb6fbb8dac57c8dff86677a274b58605161faa871c949d8cbb682b6b0f3c6cb501bb33f
MD5 SHA1 SHA512

Score

10^/10

Path

Ransom Note

<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.13 Location: United States Windows OS: Microsoft Windows 7 Professional 64bit Windows Serial Key: HYF8J-CVRMY-CM74G-RPHKF-PW487 CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/31/2020 8:55:38 AM MassLogger Started: 7/31/2020 8:55:31 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Purchase Order Sample.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| USB Spread ||> Disabled <|| Downloader ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> NA

Credentials

Credentials

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
5	api.ipify.org

Suspicious behavior: EnumeratesProcesses 6 IoCs

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 108 set thread context of 1824	108	Purchase Order Sample.exe	28

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1824	Purchase Order Sample.exe

MassLogger log file 1 IoCs

Detects a log file produced by MassLogger.

yara_rule
masslogger_log_file

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

Scheduled Task

pid	Process
1928	schtasks.exe

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	108	Purchase Order Sample.exe
Token: SeDebugPrivilege	1824	Purchase Order Sample.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 108 wrote to memory of 1928	108	Purchase Order Sample.exe	26
PID 108 wrote to memory of 1928	108	Purchase Order Sample.exe	26
PID 108 wrote to memory of 1928	108	Purchase Order Sample.exe	26
PID 108 wrote to memory of 1928	108	Purchase Order Sample.exe	26
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28
PID 108 wrote to memory of 1824	108	Purchase Order Sample.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1824	Purchase Order Sample.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order Sample.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order Sample.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:108
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDDEF.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1928
- C:\Users\Admin\AppData\Local\Temp\Purchase Order Sample.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1824