Analysis

  • max time kernel
    133s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 14:59

General

  • Target

    eReceipt.pdf.exe

  • Size

    400KB

  • MD5

    ed53a1e6aaccda70280f1e07ed775df3

  • SHA1

    c5a61eb59d061846360fe12946ab9d48e9b3b08f

  • SHA256

    edace8cc8a3fe5a7dbb168e105354ff95a721c0fcc4df2062c50cf80574acc40

  • SHA512

    b328adc42ddc6d8ad4f2cf2c9ed41cc96a7ad9edccf54c3c9a90ef1b2eed7704c61101e4eefe554061f7de3728b0708f8e687580cbedbd7dc623c0c4440e6e4c

  • SSDEEP

    6144:Y/0v8Ww7qUFCj/YqwqqNFBKEo1UZF79X7eUFsLt/BKn6eBj4:Y8v8WwexAqm9o6F79X7eTxgxB

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\eReceipt.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\eReceipt.pdf.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3180
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 1520
      2⤵
      • Program crash
      PID:1124
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3180 -ip 3180
    1⤵
      PID:1144

    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/3180-133-0x00000000004A0000-0x00000000005A0000-memory.dmp
      Filesize

      1024KB

    • memory/3180-134-0x00000000021F0000-0x000000000224F000-memory.dmp
      Filesize

      380KB

    • memory/3180-135-0x0000000000400000-0x000000000049A000-memory.dmp
      Filesize

      616KB

    • memory/3180-136-0x0000000004D50000-0x00000000052F4000-memory.dmp
      Filesize

      5.6MB

    • memory/3180-137-0x0000000005380000-0x0000000005412000-memory.dmp
      Filesize

      584KB

    • memory/3180-138-0x000000000B760000-0x000000000BD78000-memory.dmp
      Filesize

      6.1MB

    • memory/3180-139-0x000000000D5D0000-0x000000000D6DA000-memory.dmp
      Filesize

      1.0MB

    • memory/3180-140-0x000000000D700000-0x000000000D712000-memory.dmp
      Filesize

      72KB

    • memory/3180-141-0x000000000D720000-0x000000000D75C000-memory.dmp
      Filesize

      240KB

    • memory/3180-142-0x00000000004A0000-0x00000000005A0000-memory.dmp
      Filesize

      1024KB

    • memory/3180-143-0x0000000000810000-0x0000000000876000-memory.dmp
      Filesize

      408KB

    • memory/3180-144-0x000000000D890000-0x000000000DA52000-memory.dmp
      Filesize

      1.8MB

    • memory/3180-145-0x000000000E310000-0x000000000E83C000-memory.dmp
      Filesize

      5.2MB

    • memory/3180-146-0x000000000E980000-0x000000000E9F6000-memory.dmp
      Filesize

      472KB

    • memory/3180-147-0x000000000F260000-0x000000000F2B0000-memory.dmp
      Filesize

      320KB

    • memory/3180-148-0x0000000000400000-0x000000000049A000-memory.dmp
      Filesize

      616KB