Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2022 16:42

General

  • Target

    3333e40e61ff33675c26e7a712a7808d.exe

  • Size

    399KB

  • MD5

    3333e40e61ff33675c26e7a712a7808d

  • SHA1

    7e314834674c7bf514f68790a0e88b014e9115a4

  • SHA256

    a4bac13abfd454b26ddd32a25d87080e7e4bf8b6a9e85e7e91736b3f944565c3

  • SHA512

    c9774df3adaa867ad7aee060db9451091686725570834eb1a06473d56f051fd40034471c8e76ad9d993b6e43d209bcc3704eed27b9d01a3d208ddd40bead2ec2

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3333e40e61ff33675c26e7a712a7808d.exe
    "C:\Users\Admin\AppData\Local\Temp\3333e40e61ff33675c26e7a712a7808d.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1192
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 1860
      2⤵
      • Program crash
      PID:1656
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1192 -ip 1192
    1⤵
      PID:3952

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1192-130-0x0000000004C90000-0x0000000005234000-memory.dmp
      Filesize

      5.6MB

    • memory/1192-131-0x000000000054E000-0x0000000000578000-memory.dmp
      Filesize

      168KB

    • memory/1192-132-0x0000000000630000-0x0000000000668000-memory.dmp
      Filesize

      224KB

    • memory/1192-133-0x0000000000400000-0x0000000000471000-memory.dmp
      Filesize

      452KB

    • memory/1192-134-0x0000000005240000-0x0000000005858000-memory.dmp
      Filesize

      6.1MB

    • memory/1192-135-0x0000000004C30000-0x0000000004C42000-memory.dmp
      Filesize

      72KB

    • memory/1192-136-0x0000000005860000-0x000000000596A000-memory.dmp
      Filesize

      1.0MB

    • memory/1192-137-0x0000000005970000-0x00000000059AC000-memory.dmp
      Filesize

      240KB

    • memory/1192-138-0x00000000068D0000-0x0000000006936000-memory.dmp
      Filesize

      408KB

    • memory/1192-139-0x0000000006C50000-0x0000000006CC6000-memory.dmp
      Filesize

      472KB

    • memory/1192-140-0x0000000006D60000-0x0000000006DF2000-memory.dmp
      Filesize

      584KB

    • memory/1192-141-0x0000000006D30000-0x0000000006D4E000-memory.dmp
      Filesize

      120KB

    • memory/1192-142-0x00000000072F0000-0x00000000074B2000-memory.dmp
      Filesize

      1.8MB

    • memory/1192-143-0x00000000074C0000-0x00000000079EC000-memory.dmp
      Filesize

      5.2MB

    • memory/1192-144-0x0000000007B10000-0x0000000007B60000-memory.dmp
      Filesize

      320KB

    • memory/1192-145-0x000000000054E000-0x0000000000578000-memory.dmp
      Filesize

      168KB

    • memory/1192-146-0x0000000000400000-0x0000000000471000-memory.dmp
      Filesize

      452KB