Overview

overview

10

Static

static

1

krnl_bootstrapper.exe

windows7-x64

8

krnl_bootstrapper.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    krnl_bootstrapper.exe

  • Size

    1.2MB

  • Sample

    230327-bfjxcacg6y

  • MD5

    f14153bbd95fc26d9ccea77c49cf09b9

  • SHA1

    cb59f900711ea751c4322b4dab50fa2c0ee70b33

  • SHA256

    27eab496d0b63d52c18cee063110d9d479523b58426bfcb58e420a5cae087c54

  • SHA512

    7f7618cf6f15d85e82cbfff07ca6e1df0aa763d64d6a37fb659f1612b950d16a15b723ec053765e991485e74a7301617019b166dcaa759ed6f1a281a9ebc4ed0

  • SSDEEP

    12288:aBVCrK2jsP3zv+FSF68GANNhWLS0B6L+FOCN+AzrnxdanvzFzho:SU7ecSgL6y+gk+rnxdarFu

Score
10/10
lummastealer

Malware Config

Targets

    • Target

      krnl_bootstrapper.exe

    • Size

      1.2MB

    • MD5

      f14153bbd95fc26d9ccea77c49cf09b9

    • SHA1

      cb59f900711ea751c4322b4dab50fa2c0ee70b33

    • SHA256

      27eab496d0b63d52c18cee063110d9d479523b58426bfcb58e420a5cae087c54

    • SHA512

      7f7618cf6f15d85e82cbfff07ca6e1df0aa763d64d6a37fb659f1612b950d16a15b723ec053765e991485e74a7301617019b166dcaa759ed6f1a281a9ebc4ed0

    • SSDEEP

      12288:aBVCrK2jsP3zv+FSF68GANNhWLS0B6L+FOCN+AzrnxdanvzFzho:SU7ecSgL6y+gk+rnxdarFu

    Score
    10/10
    lummastealer

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

      stealerlumma

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks