General

  • Target

    91993bc83864f35191082c5c28ac848278e61d90089c40a1ed946fd333a91301.bin

  • Size

    2.9MB

  • Sample

    250520-1x98ascr6t

  • MD5

    b34bc54efd2023d997940abbd0386c1f

  • SHA1

    999cd93241a341ea28d84dca938aed35ab26dc4d

  • SHA256

    91993bc83864f35191082c5c28ac848278e61d90089c40a1ed946fd333a91301

  • SHA512

    df0807ca399f00d4c069ecc84dec11aa01279ef9aed9c3712ea159d0d35007cd6d4dd0d212dc7ba27fd094f7ed446e2fc76227220c219fb2de9e9c2b0ce1876c

  • SSDEEP

    49152:EXTJ8tkqPpmlNtyP1VqHy+fsdT0+XhfYhYVAqaf8OpY7tTrAShgm6RDCJz71ARR2:EXg38g1tdPhfYLfDg/hVAxgB4LyB4CVv

Malware Config

Extracted

Family

hook

C2

http://91.107.124.12:3434

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.116 Safari/537.36

Extracted

Family

ermac

C2

http://91.107.124.12

AES_key

Extracted

Family

hook

C2

http://91.107.124.12

AES_key

Targets

    • Target

      91993bc83864f35191082c5c28ac848278e61d90089c40a1ed946fd333a91301.bin

    • Size

      2.9MB

    • MD5

      b34bc54efd2023d997940abbd0386c1f

    • SHA1

      999cd93241a341ea28d84dca938aed35ab26dc4d

    • SHA256

      91993bc83864f35191082c5c28ac848278e61d90089c40a1ed946fd333a91301

    • SHA512

      df0807ca399f00d4c069ecc84dec11aa01279ef9aed9c3712ea159d0d35007cd6d4dd0d212dc7ba27fd094f7ed446e2fc76227220c219fb2de9e9c2b0ce1876c

    • SSDEEP

      49152:EXTJ8tkqPpmlNtyP1VqHy+fsdT0+XhfYhYVAqaf8OpY7tTrAShgm6RDCJz71ARR2:EXg38g1tdPhfYLfDg/hVAxgB4LyB4CVv

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • Hook

      Hook is an Android malware that is based on Ermac with RAT capabilities.

    • Hook family

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • Queries information about running processes on the device

      Application may abuse the framework's APIs to collect information about running processes on the device.

    • Queries the phone number (MSISDN for GSM devices)

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Queries information about the current Wi-Fi connection

      Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    • Queries the mobile country code (MCC)

    • Reads information about phone network operator.

MITRE ATT&CK Mobile v16

Tasks