General

  • Target

    9b9bb379b89f1d4090625b0ea46e00d8369c40ce05d11fc029f0839ab85e76d4.bin

  • Size

    976KB

  • Sample

    240929-1xhhaawfkf

  • MD5

    d0aff4eef458409dfd5adde66bdfebe1

  • SHA1

    785fb59422cef87b9fa2bede3d7659bb8b900bff

  • SHA256

    9b9bb379b89f1d4090625b0ea46e00d8369c40ce05d11fc029f0839ab85e76d4

  • SHA512

    052f35492dc814f3e01b2ef82242141ec12ca35f2caf0593616622eacdd4a915aeff0346c279c1dbcd58754edf1ced039f8cb761ab763710eb2e7a5556a8812a

  • SSDEEP

    24576:SIg/HJPc5OeXDmQDCFjpIGy6fZfC+/s91jNL30MMdvXw0R:SIg/tWSpIGyAqhuvA0R

Malware Config

Extracted

Family

ermac

C2

http://193.218.190.21:3434

AES_key
AES_key

Targets

    • Target

      9b9bb379b89f1d4090625b0ea46e00d8369c40ce05d11fc029f0839ab85e76d4.bin

    • Size

      976KB

    • MD5

      d0aff4eef458409dfd5adde66bdfebe1

    • SHA1

      785fb59422cef87b9fa2bede3d7659bb8b900bff

    • SHA256

      9b9bb379b89f1d4090625b0ea46e00d8369c40ce05d11fc029f0839ab85e76d4

    • SHA512

      052f35492dc814f3e01b2ef82242141ec12ca35f2caf0593616622eacdd4a915aeff0346c279c1dbcd58754edf1ced039f8cb761ab763710eb2e7a5556a8812a

    • SSDEEP

      24576:SIg/HJPc5OeXDmQDCFjpIGy6fZfC+/s91jNL30MMdvXw0R:SIg/tWSpIGyAqhuvA0R

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Removes its main activity from the application launcher

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

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

    • 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).

    • Requests enabling of the accessibility settings.

MITRE ATT&CK Mobile v15

Tasks