General

  • Target

    d6299da308a53c7bb6ac4ab52fd79e1732c67c39b55b7fa5e5c581b1eb15f2f3.zip

  • Size

    2.0MB

  • Sample

    220830-hxm4naddhj

  • MD5

    e16a2e97078de0749a6be9a2504b1025

  • SHA1

    b669aa8644884829c1b5b796ac72308697c2655f

  • SHA256

    d6299da308a53c7bb6ac4ab52fd79e1732c67c39b55b7fa5e5c581b1eb15f2f3

  • SHA512

    acd57cdbe152de795cf47f589cb29671b8a2538acb83d4e076368bba3035353a68acd424b05b39356d0c7bf3042a0ee48f29ca4d0e3d9cafb5d37f6d944a2be5

  • SSDEEP

    49152:0Vc4/V5nXH4f6hhL9m1RYZr3ZvKzfUKwQYKJ0:wcYnXRpYYhpvKQSYu0

Malware Config

Extracted

Family

ermac

C2

http://62.204.41.98:3434

AES_key
AES_key

Targets

    • Target

      d6299da308a53c7bb6ac4ab52fd79e1732c67c39b55b7fa5e5c581b1eb15f2f3.zip

    • Size

      2.0MB

    • MD5

      e16a2e97078de0749a6be9a2504b1025

    • SHA1

      b669aa8644884829c1b5b796ac72308697c2655f

    • SHA256

      d6299da308a53c7bb6ac4ab52fd79e1732c67c39b55b7fa5e5c581b1eb15f2f3

    • SHA512

      acd57cdbe152de795cf47f589cb29671b8a2538acb83d4e076368bba3035353a68acd424b05b39356d0c7bf3042a0ee48f29ca4d0e3d9cafb5d37f6d944a2be5

    • SSDEEP

      49152:0Vc4/V5nXH4f6hhL9m1RYZr3ZvKzfUKwQYKJ0:wcYnXRpYYhpvKQSYu0

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac2 payload

    • Makes use of the framework's Accessibility service.

    • Acquires the wake lock.

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • 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).

    • Removes a system notification.

    • Uses Crypto APIs (Might try to encrypt user data).

MITRE ATT&CK Matrix

Tasks