Analysis

  • max time kernel
    149s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    24-09-2021 06:32

General

  • Target

    PAYMENT COPY.exe

  • Size

    866KB

  • MD5

    24736913b455be2ed3d1cc67c767afc4

  • SHA1

    8026db0f265178cf013ac579c1b7267f4014bf2c

  • SHA256

    a109f0b9407728fef1b41d766e8228085ee04661156d84ef543777bf311f450b

  • SHA512

    49dd3e5ecbf6d4cd310a45d0b52e36a363d701f0a9cc14a1d3c103b613eb5a756fdc9ce8b028d69b56c4c8137d29ea3d57865b4ff75dac44bf982e5c80ee56ee

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Xloader Payload ⋅ 3 IoCs
  • Deletes itself ⋅ 1 IoCs
  • Suspicious use of SetThreadContext ⋅ 3 IoCs
  • Suspicious behavior: EnumeratesProcesses ⋅ 24 IoCs
  • Suspicious behavior: MapViewOfSection ⋅ 5 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 2 IoCs
  • Suspicious use of FindShellTrayWindow ⋅ 2 IoCs
  • Suspicious use of SendNotifyMessage ⋅ 2 IoCs
  • Suspicious use of WriteProcessMemory ⋅ 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    Suspicious use of FindShellTrayWindow
    Suspicious use of SendNotifyMessage
    Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1364
      • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
        "{path}"
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        PID:1752
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1776
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
        Deletes itself
        PID:1540

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

          Discovery

            Execution

              Exfiltration

                Impact

                  Initial Access

                    Lateral Movement

                      Persistence

                        Privilege Escalation

                          Replay Monitor

                          00:00 00:00

                          Downloads

                          • memory/1212-71-0x0000000006DD0000-0x0000000006F01000-memory.dmp
                          • memory/1212-63-0x0000000004BD0000-0x0000000004D79000-memory.dmp
                          • memory/1364-53-0x0000000000A60000-0x0000000000A61000-memory.dmp
                          • memory/1364-55-0x0000000001F70000-0x0000000001F71000-memory.dmp
                          • memory/1364-56-0x00000000004A0000-0x00000000004AE000-memory.dmp
                          • memory/1364-57-0x0000000005FC0000-0x0000000006039000-memory.dmp
                          • memory/1364-58-0x0000000000840000-0x000000000086B000-memory.dmp
                          • memory/1540-69-0x0000000000000000-mapping.dmp
                          • memory/1752-62-0x0000000000290000-0x00000000002A1000-memory.dmp
                          • memory/1752-61-0x0000000000B40000-0x0000000000E43000-memory.dmp
                          • memory/1752-60-0x000000000041D3A0-mapping.dmp
                          • memory/1752-59-0x0000000000400000-0x0000000000429000-memory.dmp
                          • memory/1776-64-0x0000000000000000-mapping.dmp
                          • memory/1776-65-0x0000000075651000-0x0000000075653000-memory.dmp
                          • memory/1776-66-0x00000000005C0000-0x00000000005D4000-memory.dmp
                          • memory/1776-67-0x0000000000110000-0x0000000000139000-memory.dmp
                          • memory/1776-68-0x00000000020D0000-0x00000000023D3000-memory.dmp
                          • memory/1776-70-0x0000000001FA0000-0x0000000002030000-memory.dmp