Analysis

  • max time kernel
    153s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    12-05-2022 02:17

General

  • Target

    d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165.exe

  • Size

    199KB

  • MD5

    7366f05f1ae2ac01e37e0e1585471611

  • SHA1

    38fec58363128d9f2722cb0662b30c20740e9685

  • SHA256

    d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165

  • SHA512

    8af15534ca621210adf23d22da1f859f76fb10a6857e07167f23cb53ebff39c51d0b38fa7caa26c4de76a63f066ca070f0ff30139dd46335fefd6c9ccebd71ad

Malware Config

Extracted

Family

zloader

Botnet

SG

Campaign

SG

C2

https://imagn.at/LKhwojehDgwegSDG/gateJKjdsh.php

https://freebreez.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://makaronz.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://ricklick.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://litlblockblack.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://vaktorianpackif.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://hbamefphmqsdgkqojgwe.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://wuktmlbilrsbvsbkdetb.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://yrsfuaegsevyffrfsgpj.com/LKhwojehDgwegSDG/gateJKjdsh.php

Attributes
  • build_id

    107

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165.exe
    "C:\Users\Admin\AppData\Local\Temp\d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165.exe
      "C:\Users\Admin\AppData\Local\Temp\d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165.exe"
      2⤵
        PID:1296

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsjE513.tmp\System.dll
      Filesize

      11KB

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • memory/1296-56-0x0000000000401000-0x0000000000421600-memory.dmp
      Filesize

      129KB

    • memory/1296-57-0x0000000000416A80-mapping.dmp
    • memory/1296-58-0x0000000000423000-0x0000000000424000-memory.dmp
      Filesize

      4KB

    • memory/1944-54-0x0000000075401000-0x0000000075403000-memory.dmp
      Filesize

      8KB