Analysis

  • max time kernel
    151s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-09-2021 10:20

General

  • Target

    UPDATED e-STATEMENT..exe

  • Size

    872KB

  • MD5

    a3279da350cf134f736629e5e55c0a41

  • SHA1

    d28cc3a2cc3e16cf38634cab8db41aacebf4709b

  • SHA256

    fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581

  • SHA512

    248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

Score
10/10

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.

  • Xloader Payload 3 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: MapViewOfSection 6 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
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
      "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1324
      • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1784
    • C:\Windows\SysWOW64\NETSTAT.EXE
      "C:\Windows\SysWOW64\NETSTAT.EXE"
      2⤵
      • Suspicious use of SetThreadContext
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:668
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
        3⤵
        • Deletes itself
        PID:728

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/668-68-0x0000000000000000-mapping.dmp
  • memory/668-73-0x0000000000B30000-0x0000000000BC0000-memory.dmp
    Filesize

    576KB

  • memory/668-72-0x0000000002160000-0x0000000002463000-memory.dmp
    Filesize

    3.0MB

  • memory/668-70-0x00000000000C0000-0x00000000000E9000-memory.dmp
    Filesize

    164KB

  • memory/668-69-0x0000000000D50000-0x0000000000D59000-memory.dmp
    Filesize

    36KB

  • memory/728-71-0x0000000000000000-mapping.dmp
  • memory/1244-65-0x0000000006240000-0x000000000639E000-memory.dmp
    Filesize

    1.4MB

  • memory/1244-67-0x0000000006010000-0x00000000060D2000-memory.dmp
    Filesize

    776KB

  • memory/1244-74-0x0000000009020000-0x000000000916C000-memory.dmp
    Filesize

    1.3MB

  • memory/1324-58-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1324-54-0x0000000000B50000-0x0000000000B51000-memory.dmp
    Filesize

    4KB

  • memory/1324-60-0x00000000008C0000-0x00000000008EB000-memory.dmp
    Filesize

    172KB

  • memory/1324-59-0x0000000005310000-0x000000000538C000-memory.dmp
    Filesize

    496KB

  • memory/1324-57-0x0000000000410000-0x000000000041E000-memory.dmp
    Filesize

    56KB

  • memory/1324-56-0x0000000004860000-0x0000000004861000-memory.dmp
    Filesize

    4KB

  • memory/1784-63-0x0000000000C30000-0x0000000000F33000-memory.dmp
    Filesize

    3.0MB

  • memory/1784-66-0x00000000003B0000-0x00000000003C1000-memory.dmp
    Filesize

    68KB

  • memory/1784-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1784-62-0x000000000041D3A0-mapping.dmp
  • memory/1784-64-0x00000000001F0000-0x0000000000201000-memory.dmp
    Filesize

    68KB