General

  • Target

    200414eaef538b19726f2e050f51220fedbcd75156fa2138831d8cd13cd6072c.bin

  • Size

    961KB

  • Sample

    250409-129gkatnv9

  • MD5

    11bae0339acf762d2f5060662a432431

  • SHA1

    d71a761a15cf7155d0295aca6d73b062608b5aaa

  • SHA256

    200414eaef538b19726f2e050f51220fedbcd75156fa2138831d8cd13cd6072c

  • SHA512

    b1a3a399a1e5ec8b244cf97b59d6fbd37368241a1636baa853de56a89000e045235331fb97f209b9924bb1cc75d60bb0b6493669316f645e10ed20718fb55d24

  • SSDEEP

    24576:/gSGNUtJs5cSwB2x9RJyApx4bXLLkSuTWBVBhtWCqtaJyL/:/gSIjcLauRqtGyL/

Malware Config

Extracted

Family

ermac

C2

http://154.216.19.217

AES_key
AES_key

Targets

    • Target

      200414eaef538b19726f2e050f51220fedbcd75156fa2138831d8cd13cd6072c.bin

    • Size

      961KB

    • MD5

      11bae0339acf762d2f5060662a432431

    • SHA1

      d71a761a15cf7155d0295aca6d73b062608b5aaa

    • SHA256

      200414eaef538b19726f2e050f51220fedbcd75156fa2138831d8cd13cd6072c

    • SHA512

      b1a3a399a1e5ec8b244cf97b59d6fbd37368241a1636baa853de56a89000e045235331fb97f209b9924bb1cc75d60bb0b6493669316f645e10ed20718fb55d24

    • SSDEEP

      24576:/gSGNUtJs5cSwB2x9RJyApx4bXLLkSuTWBVBhtWCqtaJyL/:/gSIjcLauRqtGyL/

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • Removes its main activity from the application launcher

    • 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 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 the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

MITRE ATT&CK Mobile v16

Tasks