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General

  • Target

    Dehasher.exe

  • Size

    1.1MB

  • Sample

    240930-2bx7aasbmb

  • MD5

    be43176a494e84f0beb04cdd86efd67d

  • SHA1

    09e738c02dfe2e8664d7072ee2d9df3fea7e2079

  • SHA256

    76a429a6968d22df6339119f21f83ad0337ad9d60be818b328dbdc8cacfbcaeb

  • SHA512

    8a8c01bb1c4aa8db4346d693c2650862f8965b897ffbabc19e04a091964b20b093e27be5fd19d7e37eb81816275b2e8da40d289c3fa3485f047d9e527a00ce11

  • SSDEEP

    24576:OCUG////SMrrr8SSCrirMSpSc9CLtrDrHO37kw8m657w6ZBLmkitKqBCjC0PDgMW:OCUd37bVV1BCjB

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot7044437613:AAEXeS1SKGTrEjQ8F-7vSegWo8OLABeJY5k/sendMessage?chat_id=6052812018

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Dehasher.exe

    • Size

      1.1MB

    • MD5

      be43176a494e84f0beb04cdd86efd67d

    • SHA1

      09e738c02dfe2e8664d7072ee2d9df3fea7e2079

    • SHA256

      76a429a6968d22df6339119f21f83ad0337ad9d60be818b328dbdc8cacfbcaeb

    • SHA512

      8a8c01bb1c4aa8db4346d693c2650862f8965b897ffbabc19e04a091964b20b093e27be5fd19d7e37eb81816275b2e8da40d289c3fa3485f047d9e527a00ce11

    • SSDEEP

      24576:OCUG////SMrrr8SSCrirMSpSc9CLtrDrHO37kw8m657w6ZBLmkitKqBCjC0PDgMW:OCUd37bVV1BCjB

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detect Neshta payload

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Async RAT payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks