General

  • Target

    9eceb9cfa14c5f82cf31bdced380faec9bf35060defe355c066e1acb36ba66ea

  • Size

    2.0MB

  • Sample

    231220-ltvacagchk

  • MD5

    26bbb10b28f49e3f0802e515b80b433c

  • SHA1

    e92586db0d1e1699baba2de748562d11b2177380

  • SHA256

    9eceb9cfa14c5f82cf31bdced380faec9bf35060defe355c066e1acb36ba66ea

  • SHA512

    1febd124383efddad324b0cc6f0ce73fd231f0e8bcc85e076622533a66d30b3a86505acb079cce77d258f155ccc8522c645da49f5bd90cf2cc15d20560166ac0

  • SSDEEP

    49152:ybKBBbUq0PhXIYr8NdT64fm+OPQOO/AP8bW43:lBBb7gXI28bT2+f33

Malware Config

Extracted

Family

ermac

C2

http://193.106.191.118:3434

AES_key
AES_key

Targets

    • Target

      9eceb9cfa14c5f82cf31bdced380faec9bf35060defe355c066e1acb36ba66ea

    • Size

      2.0MB

    • MD5

      26bbb10b28f49e3f0802e515b80b433c

    • SHA1

      e92586db0d1e1699baba2de748562d11b2177380

    • SHA256

      9eceb9cfa14c5f82cf31bdced380faec9bf35060defe355c066e1acb36ba66ea

    • SHA512

      1febd124383efddad324b0cc6f0ce73fd231f0e8bcc85e076622533a66d30b3a86505acb079cce77d258f155ccc8522c645da49f5bd90cf2cc15d20560166ac0

    • SSDEEP

      49152:ybKBBbUq0PhXIYr8NdT64fm+OPQOO/AP8bW43:lBBb7gXI28bT2+f33

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac2 payload

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Removes its main activity from the application launcher

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Acquires the wake lock

    • 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 Matrix

Tasks