General

  • Target

    143f6abd653152cc57dd15a249842236d533b391470dfacc30dc5b51b1cc6fec.bin

  • Size

    2.3MB

  • Sample

    250113-1yjfzaymgv

  • MD5

    0f7d79cc541ee4e6775455be0077a5dc

  • SHA1

    b4071600209271649abadd01d61a8194d2ee3f9f

  • SHA256

    143f6abd653152cc57dd15a249842236d533b391470dfacc30dc5b51b1cc6fec

  • SHA512

    1f3a16c257643a314241814c43cec641a7575a3c463d7e4bb16302571297c62d16e2ca98bcbba3b747729b42ae3f58fd99bd4e8514bd3e17bb3e513aa7dfab9b

  • SSDEEP

    24576:gEcPwMSNeKA47aoHIOQEK4a1C/CmLBBp5INPvyK7nYlc4fj51yUBtKejgDJS6l8D:gEcHL4TIO55bIBDv4fboVb8RGaYgss

Malware Config

Extracted

Family

ermac

C2

http://193.106.191.121:3434

AES_key
AES_key

Targets

    • Target

      143f6abd653152cc57dd15a249842236d533b391470dfacc30dc5b51b1cc6fec.bin

    • Size

      2.3MB

    • MD5

      0f7d79cc541ee4e6775455be0077a5dc

    • SHA1

      b4071600209271649abadd01d61a8194d2ee3f9f

    • SHA256

      143f6abd653152cc57dd15a249842236d533b391470dfacc30dc5b51b1cc6fec

    • SHA512

      1f3a16c257643a314241814c43cec641a7575a3c463d7e4bb16302571297c62d16e2ca98bcbba3b747729b42ae3f58fd99bd4e8514bd3e17bb3e513aa7dfab9b

    • SSDEEP

      24576:gEcPwMSNeKA47aoHIOQEK4a1C/CmLBBp5INPvyK7nYlc4fj51yUBtKejgDJS6l8D:gEcHL4TIO55bIBDv4fboVb8RGaYgss

    • 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.

    • 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 v15

Tasks