General

  • Target

    7oQoGzh.txt

  • Size

    10KB

  • Sample

    240817-ze8fbaybrn

  • MD5

    f9f5ed4701f42db8220e2475fb7acd4b

  • SHA1

    0c6a26d6dc514f0ef6caf2e318b0ff4beb714b3b

  • SHA256

    76d4ee5ec5ccfe4ab753df085bd6ff3a8dec2dc74b1d4f2f0c4e383ff76259fe

  • SHA512

    7e11a18779d077aadae48570136f87ece6a070cd11f0555e5a687f486d82841bb72bcf82ae54d0320e311c2c43c6dfcd766b28f0d43c631aa75863aecaa13b3a

  • SSDEEP

    192:VbbzEdixAkWQwtCNyX5JAu3e566uPoxKgWPH82gk2g7gQKFahi8v:VbU4uCNyX5JAu3e566Hx6f82gk2Mv

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/bot7534732680:AAGepsn4HrNe3W88LNfeFn3aKvtq3By33sU/sendMessage?chat_id=5795480469

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      7oQoGzh.txt

    • Size

      10KB

    • MD5

      f9f5ed4701f42db8220e2475fb7acd4b

    • SHA1

      0c6a26d6dc514f0ef6caf2e318b0ff4beb714b3b

    • SHA256

      76d4ee5ec5ccfe4ab753df085bd6ff3a8dec2dc74b1d4f2f0c4e383ff76259fe

    • SHA512

      7e11a18779d077aadae48570136f87ece6a070cd11f0555e5a687f486d82841bb72bcf82ae54d0320e311c2c43c6dfcd766b28f0d43c631aa75863aecaa13b3a

    • SSDEEP

      192:VbbzEdixAkWQwtCNyX5JAu3e566uPoxKgWPH82gk2g7gQKFahi8v:VbU4uCNyX5JAu3e566Hx6f82gk2Mv

    • AsyncRat

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

    • StormKitty

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

    • StormKitty payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Async RAT payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks