Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-02-2023 00:53

General

  • Target

    fa423ae9c8044f369df9fc62048653a3971fe43c8016aeb4846abc4c8cfff3f1.exe

  • Size

    108KB

  • MD5

    b6c849fcdcda6c6d8367f159047d26c4

  • SHA1

    da0d700965ace4b262c5a6fea6e4224ece7a7498

  • SHA256

    fa423ae9c8044f369df9fc62048653a3971fe43c8016aeb4846abc4c8cfff3f1

  • SHA512

    35ef2183a42f35f11b17899043c14f6c4265ef3362d2fe4b1458e6b782c53aa44f3eb664183e5be05aa64bb734ab4785f848166d6dca4f8bb00b4f8613148304

  • SSDEEP

    384:EsnlaLT8Wku/ns9I0R5MjWkQ4kKfOB4ekkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkF:EsnI1vKpR+DkKfOBez

Malware Config

Extracted

Family

purecrypter

C2

https://cents-ability.org/loader/uploads/withoutstartup_Ohumbilg.png

Signatures

  • PureCrypter

    PureCrypter is a .NET malware loader first seen in early 2021.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa423ae9c8044f369df9fc62048653a3971fe43c8016aeb4846abc4c8cfff3f1.exe
    "C:\Users\Admin\AppData\Local\Temp\fa423ae9c8044f369df9fc62048653a3971fe43c8016aeb4846abc4c8cfff3f1.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1960

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1960-54-0x0000000000E10000-0x0000000000E30000-memory.dmp

    Filesize

    128KB

  • memory/1960-55-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

    Filesize

    256KB

  • memory/1960-56-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

    Filesize

    256KB