Overview

overview

10

Static

static

3

276d2d239c...18.exe

windows7-x64

10

276d2d239c...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    276d2d239c079e035dcf1e1c1bcaec21_JaffaCakes118

  • Size

    307KB

  • Sample

    240706-gcrexaxblr

  • MD5

    276d2d239c079e035dcf1e1c1bcaec21

  • SHA1

    ebc8f4ada10f115341431d7d413cb2fb2357ce8f

  • SHA256

    94585f118a0f1c8a77f8d3c0d3ca16197126a53a9a7d1f16be9f5efc7695ad42

  • SHA512

    82f10e9462fe23b5d7178fa458db72f6a38fa88f5da998ef65a1956f8a15bf1fa63e6e174f204ec7076f71d2e652265679a1f891b13c578cb8c9903038375539

  • SSDEEP

    6144:GUCyqRJvHe/7M6gsKyk0edlX7SxnVW5GJZ2tNYLj8Mfsr4239:GULqRJvF5ldB8VzYKj86s3N

Score
10/10
xtremeratbootkitpersistenceratspywareupx

Malware Config

Extracted

Family

xtremerat

C2

nour1973.zapto.org

Targets

    • Target

      276d2d239c079e035dcf1e1c1bcaec21_JaffaCakes118

    • Size

      307KB

    • MD5

      276d2d239c079e035dcf1e1c1bcaec21

    • SHA1

      ebc8f4ada10f115341431d7d413cb2fb2357ce8f

    • SHA256

      94585f118a0f1c8a77f8d3c0d3ca16197126a53a9a7d1f16be9f5efc7695ad42

    • SHA512

      82f10e9462fe23b5d7178fa458db72f6a38fa88f5da998ef65a1956f8a15bf1fa63e6e174f204ec7076f71d2e652265679a1f891b13c578cb8c9903038375539

    • SSDEEP

      6144:GUCyqRJvHe/7M6gsKyk0edlX7SxnVW5GJZ2tNYLj8Mfsr4239:GULqRJvF5ldB8VzYKj86s3N

    Score
    10/10
    xtremeratbootkitpersistenceratspywareupx

    • Detect XtremeRAT payload

    • XtremeRAT

      The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

      persistencespywareratxtremerat

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Active Setup

1
T1547.014

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Active Setup

1
T1547.014

Defense Evasion

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks