Overview

overview

10

Static

static

MV TRUONG ...A.xlsx

windows7_x64

10

MV TRUONG ...A.xlsx

windows10-2004_x64

1

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General

  • Target

    MV TRUONG MINH SEA.xlsx

  • Size

    176KB

  • Sample

    220705-dxf8wsfea3

  • MD5

    bfc885ac8275d3a48401b4fade16bb93

  • SHA1

    0aab3160b4ea537f39253eaa67fe5491a99d72fd

  • SHA256

    af90961d9204c394bf5e3063e42ef2541160aaff6029c0bbd68499400c79a7ed

  • SHA512

    6e6624823b3d4f6988840df7491f468333044f7410ab2684c47a4db4cfa5dbfb3a9e28e41813abbf37f762cb5a32dbed0b2e7b8fe1b7c9baba6b413a64737170

Score
10/10
formbookxloaderiewbloaderpersistenceratspywarestealersuricatatrojan

Malware Config

Extracted

Family

xloader

Version

2.9

Campaign

iewb

Decoy

n8FLlgIlb1rSEg5hJ9xMbw4hcmR38Q==

5vIAIY+pt81OtWs+FdIEdk7Y

LHIKc+oWGIQUUlfAAtEEdk7Y

ePM/cX2jvHrS

5hvPEw22+fdvmJz3C8FIVq0=

mb9EeX2jvHrS

Dx2zIYNvfjo8VUo5

6jVPnyJekv2RAc4gLKNwEqQ=

KWatHyjdE5Gj1Ng=

t9lk70gzUAZty4qjbVjF

6eUBeFPzKBWT125BFNIEdk7Y

dZUXOIyqTJGj1Ng=

iL3TVh2Jl5QVStnzxcAhIL8=

J1prtyklUfZGR/xDD71IbkWRd2yx

s9FgCOBRW9bU0Y6jbVjF

RYCbQDzcFBhcylgu

Fl0BV/8RJm6F9QRg8LXXTLo=

0dhumHzrCCZ3wdQg7nFF1AlL6Tk=

xvL+iL6wwX+/wH9K4lbZ/A==

N0lVceIFD5Gj1Ng=

Targets

    • Target

      MV TRUONG MINH SEA.xlsx

    • Size

      176KB

    • MD5

      bfc885ac8275d3a48401b4fade16bb93

    • SHA1

      0aab3160b4ea537f39253eaa67fe5491a99d72fd

    • SHA256

      af90961d9204c394bf5e3063e42ef2541160aaff6029c0bbd68499400c79a7ed

    • SHA512

      6e6624823b3d4f6988840df7491f468333044f7410ab2684c47a4db4cfa5dbfb3a9e28e41813abbf37f762cb5a32dbed0b2e7b8fe1b7c9baba6b413a64737170

    Score
    10/10
    formbookxloaderiewbloaderpersistenceratspywarestealersuricatatrojan

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

      trojanspywarestealerformbook

    • Xloader

      Xloader is a rebranded version of Formbook malware.

      loaderxloader

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata

    • Xloader Payload

      rat

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Scripting

1
T1064

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks