General

  • Target

    Mínimo Pedido.exe

  • Size

    694KB

  • Sample

    220708-py3dasefc6

  • MD5

    4f543dbc253c5c634a42f051f88f0b68

  • SHA1

    9cc2edc684daf498eb766aeddb983bb64065458c

  • SHA256

    613dda5e32a5c2bf7f6a6992272a661f753d93d6c7ab761ae20a52e95f87803b

  • SHA512

    27df8c8150c0d4faad9b86fe3af577752fa533892563d5cdd0e992c87ea1e6f98b8341f91fa4e5820bb4095f02bc70a57a14060e79d352f41914819584578149

Malware Config

Targets

    • Target

      Mínimo Pedido.exe

    • Size

      694KB

    • MD5

      4f543dbc253c5c634a42f051f88f0b68

    • SHA1

      9cc2edc684daf498eb766aeddb983bb64065458c

    • SHA256

      613dda5e32a5c2bf7f6a6992272a661f753d93d6c7ab761ae20a52e95f87803b

    • SHA512

      27df8c8150c0d4faad9b86fe3af577752fa533892563d5cdd0e992c87ea1e6f98b8341f91fa4e5820bb4095f02bc70a57a14060e79d352f41914819584578149

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • UAC bypass

    • Windows security bypass

    • XpertRAT

      XpertRAT is a remote access trojan with various capabilities.

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Program crash

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

6
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Email Collection

2
T1114

Tasks