Resubmissions

27-07-2022 07:51

220727-jp2shsfcb5 10

21-07-2022 12:06

220721-n9qm7sfgdq 8

Analysis

  • max time kernel
    1050963s
  • max time network
    68s
  • platform
    android_x64
  • resource
    android-x64-20220621-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20220621-enlocale:en-usos:android-10-x64system
  • submitted
    27-07-2022 07:51

General

  • Target

    36.apk

  • Size

    2.2MB

  • MD5

    366134f007de0bede5afb773774c4064

  • SHA1

    62bec235f1067baf34a0d0b93dfb63e554e65071

  • SHA256

    739d83c8ca63e674d56bc4c6024eac790d66d460c27437f47009fed834d47feb

  • SHA512

    11b8f919c2a2b92d3e8d48a4f586bf5c13123e976bb4980372f80d57bf43b65e8fdd04e69f4cd1c3a293da58c69cc7d4a0fcc4b4cdb5fa4f521f54a0011caa1a

Malware Config

Extracted

Family

ermac

AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Ermac2 payload 1 IoCs
  • Loads dropped Dex/Jar 1 IoCs

    Runs executable file dropped to the device during analysis.

  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

Processes

  • com.majosiwuxexeku.poniva
    1⤵
    • Loads dropped Dex/Jar
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:6211

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.majosiwuxexeku.poniva/app_DynamicOptDex/lTdXiAw.json

    Filesize

    456KB

    MD5

    c8dd7c66784ff7c7a55a0f018d5ba5e7

    SHA1

    f848b1a001bbc32709b6b229fdb460274d161167

    SHA256

    6243db51ab4a20ce9c8c5c59235347094c222e162944ce0b0958177c24f81f71

    SHA512

    33ba5c2c642deabbd306d80530499545148f2e2b14d8599fe4e986709990cb1a301bff6f0b11ab4ca33b59cf04036b3e8427dd85e6847d231a3b0e5188a8b90e

  • /data/user/0/com.majosiwuxexeku.poniva/app_DynamicOptDex/lTdXiAw.json

    Filesize

    899KB

    MD5

    2bb06ce0b418fd54fa36013d131be94d

    SHA1

    a6ee5722c0d0c0dce1d3524d29aca334588c509a

    SHA256

    2e3a210d1821ff63420c1018a7598e321b021c4a9e85661b8d6714c4c379b75b

    SHA512

    6de4702b7a2e381de4a368e814fe6c3251d1b90d8ccc9753bd50991205cfbc7832eee158a2889f3d8f861edf0ebe9d6754af1851faafab69e1ab32e50e5e53ec