General

  • Target

    Opsprtning.exe

  • Size

    756KB

  • Sample

    250214-hnbdhawqh1

  • MD5

    36778a82c524fca3b6946eea12169d90

  • SHA1

    4001562de8499dc93076a19ba844395e6a5abc10

  • SHA256

    8a7fdce71df474378c98736c8f93bacb45ab6034bd71316b5eeb40c692d3ee21

  • SHA512

    3fc0111a976324bcc489dc2424e3541609e257643f7cc2c3a1f6e90e80ea6eda19a0630f79946c1de5a86946104183eb0a873ec0365cd5abf5aea1c1b751e8f8

  • SSDEEP

    12288:NF921bthmFx2M9Fy38SeD83S1CvnWXAFxnE8UML789zUO9vVOI0emBmz:xShEx3G3lRsCfWYxnlGUOdb0emBmz

Malware Config

Extracted

Family

vipkeylogger

Targets

    • Target

      Opsprtning.exe

    • Size

      756KB

    • MD5

      36778a82c524fca3b6946eea12169d90

    • SHA1

      4001562de8499dc93076a19ba844395e6a5abc10

    • SHA256

      8a7fdce71df474378c98736c8f93bacb45ab6034bd71316b5eeb40c692d3ee21

    • SHA512

      3fc0111a976324bcc489dc2424e3541609e257643f7cc2c3a1f6e90e80ea6eda19a0630f79946c1de5a86946104183eb0a873ec0365cd5abf5aea1c1b751e8f8

    • SSDEEP

      12288:NF921bthmFx2M9Fy38SeD83S1CvnWXAFxnE8UML789zUO9vVOI0emBmz:xShEx3G3lRsCfWYxnlGUOdb0emBmz

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      cf85183b87314359488b850f9e97a698

    • SHA1

      6b6c790037eec7ebea4d05590359cb4473f19aea

    • SHA256

      3b6a5cb2a3c091814fce297c04fb677f72732fb21615102c62a195fdc2e7dfac

    • SHA512

      fe484b3fc89aeed3a6b71b90b90ea11a787697e56be3077154b6ddc2646850f6c38589ed422ff792e391638a80a778d33f22e891e76b5d65896c6fb4696a2c3b

    • SSDEEP

      96:3IsUxO9udx4qYp7AJb76BykUbQMtHUOA5Iv+RnsrqeXV+d1g2IW9t2c+cEwF9oug:YVL7ikJb76BQUoUm+RnyXVYO2RvHoug

    Score
    8/10
    • Downloads MZ/PE file

MITRE ATT&CK Enterprise v15

Tasks