General

  • Target

    ba028c9e749f39cd2a3e4f6359c86dd1f502c2a35aa36ac1d867ccf66768d0a0.bin

  • Size

    2.9MB

  • Sample

    241213-1zwgxs1nfr

  • MD5

    92794bec5a084afaf1563de33abac893

  • SHA1

    40a62d7177525f2e6c4c723393e56ad1741c470a

  • SHA256

    ba028c9e749f39cd2a3e4f6359c86dd1f502c2a35aa36ac1d867ccf66768d0a0

  • SHA512

    fcf6216af716d53ea777a2df43df96c0ede85cf8b676028170801a0e16776b9f81278e9f4ffdd7b0751ce9ae623e7347ed7350feff18348bcfcab69c313ffbec

  • SSDEEP

    49152:/brrgmkc1qJpqvnKNpuye976B/vPZwZWgg7TuR7jbv/QapfL89i:zzSkMuCB/nSgggOR7HRfQ9i

Malware Config

Extracted

Family

ermac

C2

http://154.216.19.93

AES_key

Extracted

Family

hook

C2

http://154.216.19.93

AES_key

Targets

    • Target

      ba028c9e749f39cd2a3e4f6359c86dd1f502c2a35aa36ac1d867ccf66768d0a0.bin

    • Size

      2.9MB

    • MD5

      92794bec5a084afaf1563de33abac893

    • SHA1

      40a62d7177525f2e6c4c723393e56ad1741c470a

    • SHA256

      ba028c9e749f39cd2a3e4f6359c86dd1f502c2a35aa36ac1d867ccf66768d0a0

    • SHA512

      fcf6216af716d53ea777a2df43df96c0ede85cf8b676028170801a0e16776b9f81278e9f4ffdd7b0751ce9ae623e7347ed7350feff18348bcfcab69c313ffbec

    • SSDEEP

      49152:/brrgmkc1qJpqvnKNpuye976B/vPZwZWgg7TuR7jbv/QapfL89i:zzSkMuCB/nSgggOR7HRfQ9i

    • 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 a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

    • 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.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • 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.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

MITRE ATT&CK Mobile v15

Tasks