Analysis

  • max time kernel
    88s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    15-05-2022 21:18

General

  • Target

    92d789df7c26d20dd26f11307faec025ac5181bb4e1407c358a47ae2171af488.exe

  • Size

    871KB

  • MD5

    12eeeadf5626cf41cbf05b1db0a23f78

  • SHA1

    0826913ebb9f29379c1dad462b1de714e431dd40

  • SHA256

    92d789df7c26d20dd26f11307faec025ac5181bb4e1407c358a47ae2171af488

  • SHA512

    fae58682028a143f93f73c179be67c0c3dff48fb9d7bac05a11e919775ac7138b82b6498abe3d875cd86cae128a9bada2b7fe04e2a2b0fe4973b8d1890e9c302

Malware Config

Extracted

Family

oski

C2

ebatsosatpizdec.com

Signatures

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Program crash 2 IoCs
  • NTFS ADS 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92d789df7c26d20dd26f11307faec025ac5181bb4e1407c358a47ae2171af488.exe
    "C:\Users\Admin\AppData\Local\Temp\92d789df7c26d20dd26f11307faec025ac5181bb4e1407c358a47ae2171af488.exe"
    1⤵
    • NTFS ADS
    PID:1860
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 2160
      2⤵
      • Program crash
      PID:4796
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 2444
      2⤵
      • Program crash
      PID:1164
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1860 -ip 1860
    1⤵
      PID:4540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1860 -ip 1860
      1⤵
        PID:4784

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1860-130-0x0000000000EF0000-0x0000000000FD0000-memory.dmp

        Filesize

        896KB

      • memory/1860-132-0x00000000014D0000-0x00000000014E5000-memory.dmp

        Filesize

        84KB