Resubmissions

20-03-2021 14:00

210320-n9nmylwvyx 10

General

  • Target

    vpn.exe

  • Size

    1.1MB

  • Sample

    210320-n9nmylwvyx

  • MD5

    025b474dae9f402be5568f96426fe1ec

  • SHA1

    c586839de389951b5048272ebe40b33902db40eb

  • SHA256

    6c94ef12be12667362545a64c325e125ba3647e58276faa93c663432f07d1ab0

  • SHA512

    b2f604f248f960e6a01ea3065545fa53bb43f17ef5b9077732d481acafdfb367b9ddc97beb618a067d843c7ffa9280d480b0f493f0b94d864f354e1e130100bd

Malware Config

Extracted

Family

danabot

Version

1765

C2

192.236.146.203:443

192.161.48.5:443

23.106.123.117:443

193.34.167.88:443

rsa_pubkey.plain
rsa_pubkey.plain

Targets

    • Target

      vpn.exe

    • Size

      1.1MB

    • MD5

      025b474dae9f402be5568f96426fe1ec

    • SHA1

      c586839de389951b5048272ebe40b33902db40eb

    • SHA256

      6c94ef12be12667362545a64c325e125ba3647e58276faa93c663432f07d1ab0

    • SHA512

      b2f604f248f960e6a01ea3065545fa53bb43f17ef5b9077732d481acafdfb367b9ddc97beb618a067d843c7ffa9280d480b0f493f0b94d864f354e1e130100bd

    • Danabot

      Danabot is a modular banking Trojan that has been linked with other malware.

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks