Resubmissions

31-10-2023 08:38

231031-kjprfabf94 10

03-05-2022 14:53

220503-r9rgaacbbl 10

Analysis

  • max time kernel
    176s
  • max time network
    225s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    03-05-2022 14:53

General

  • Target

    15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe

  • Size

    186KB

  • MD5

    efe5547a2572257807e7ff798ddb8b13

  • SHA1

    0e5b0e9299a9078a9c6cab5abaccc0aee328b6d4

  • SHA256

    15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0

  • SHA512

    397db5a334a35569296cc72962482aff2749644ca0a54e4f356ee2768eaf97f3fe516bb11905c82ee36d64ea22443588a8697d3543422f25194b0a267dfad13c

Malware Config

Extracted

Family

zloader

Botnet

CanadaLoads

Campaign

Nerino

C2

https://makemoneywithforexxs.com/bFnF0y1r/7QKpXmV3Pz.php

https://monanuslanus.com/bFnF0y1r/7QKpXmV3Pz.php

https://lericastrongs.com/bFnF0y1r/7QKpXmV3Pz.php

https://hyllionsudks.com/bFnF0y1r/7QKpXmV3Pz.php

https://crimewasddef.com/bFnF0y1r/7QKpXmV3Pz.php

https://derekdsingel.com/bFnF0y1r/7QKpXmV3Pz.php

https://simplereffiret.com/bFnF0y1r/7QKpXmV3Pz.php

https://regeerscomba.com/bFnF0y1r/7QKpXmV3Pz.php

Attributes
  • build_id

    73

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

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

  • suricata: ET MALWARE Zbot POST Request to C2

    suricata: ET MALWARE Zbot POST Request to C2

  • Blocklisted process makes network request 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe
    "C:\Users\Admin\AppData\Local\Temp\15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec.exe
      2⤵
      • Blocklisted process makes network request
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:4120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 344
      2⤵
      • Program crash
      PID:1132
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1888 -ip 1888
    1⤵
      PID:4108

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1888-131-0x00000000020E0000-0x0000000002106000-memory.dmp
      Filesize

      152KB

    • memory/1888-130-0x0000000000748000-0x0000000000762000-memory.dmp
      Filesize

      104KB

    • memory/1888-132-0x0000000000400000-0x00000000004E8000-memory.dmp
      Filesize

      928KB

    • memory/4120-133-0x0000000000000000-mapping.dmp
    • memory/4120-134-0x00000000008F0000-0x0000000000919000-memory.dmp
      Filesize

      164KB

    • memory/4120-135-0x00000000008F0000-0x0000000000919000-memory.dmp
      Filesize

      164KB