Analysis

  • max time kernel
    128s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:23

General

  • Target

    updtd-paymentcopy.xls.exe

  • Size

    205KB

  • MD5

    a46f773ea9590ab7e9670b8834daaf76

  • SHA1

    2724e0a06beb614b52311571b0ddab0c9e99260f

  • SHA256

    2c47fd67c3768c03972a8883c7313a4c06445b0c1b92c286abc611820fa33580

  • SHA512

    30e1fc71f4a051435028155b27c621e93c17d9ced96f90f18b178e902ceecbc0673733905e28e28f6a9e8be6c21d55dc29d933634f6a98c2f53dc67cdfc2f636

Malware Config

Extracted

Family

lokibot

C2

http://tradeslushpool.com/widgets/five/fre.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

Signatures

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • CoreCCC Packer 1 IoCs

    Detects CoreCCC packer used to load .NET malware.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\updtd-paymentcopy.xls.exe
    "C:\Users\Admin\AppData\Local\Temp\updtd-paymentcopy.xls.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:988
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BRWtwa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAAFA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4316
    • C:\Users\Admin\AppData\Local\Temp\updtd-paymentcopy.xls.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3968

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAAFA.tmp
    Filesize

    1KB

    MD5

    78064bf47814032d4d3d58ce066aeca3

    SHA1

    f1f6e6e5359f9b5542505d5e6dd52a452ea8733b

    SHA256

    8df2415249c2f29011540b8db2b0019f8369b632a6a3f55522dcea1ea9ab19a6

    SHA512

    1791630f009e8383137b6bbfd6e44d64ed82c78c6a250ee7d3ee7eac816a9940512f9768dd0623bdfe31545f778010ef2f7763f319a029216673dfac0670ce6f

  • memory/988-130-0x0000000000660000-0x000000000069A000-memory.dmp
    Filesize

    232KB

  • memory/988-131-0x0000000005670000-0x0000000005C14000-memory.dmp
    Filesize

    5.6MB

  • memory/988-132-0x00000000050C0000-0x0000000005152000-memory.dmp
    Filesize

    584KB

  • memory/988-133-0x0000000005040000-0x000000000504A000-memory.dmp
    Filesize

    40KB

  • memory/988-134-0x0000000008790000-0x000000000882C000-memory.dmp
    Filesize

    624KB

  • memory/3968-137-0x0000000000000000-mapping.dmp
  • memory/3968-138-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/3968-140-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/3968-141-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/4316-135-0x0000000000000000-mapping.dmp