Analysis

  • max time kernel
    40s
  • max time network
    151s
  • platform
    android_x86
  • resource
    android-x86-arm-20231215-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system
  • submitted
    17-02-2024 22:03

General

  • Target

    4829477311b0acd4dddd9d127c29da97ed760eda4cdfea8854cb8af7d8f4657c.apk

  • Size

    1000KB

  • MD5

    5a283d9cf0877bcdb1522617d211208d

  • SHA1

    ceb77fac48d96a0c547344570120799c1ec1a6cb

  • SHA256

    4829477311b0acd4dddd9d127c29da97ed760eda4cdfea8854cb8af7d8f4657c

  • SHA512

    27f2c9d91860f7551bb3f380a10dd9cb755052b3bfcef7c665c75b5f94b9c315f7569afe260ae2a0fedc087e64dcec1b1ccf84c72a2e2d3cfd2d12358749b91d

  • SSDEEP

    24576:z9l+lhtHaoPqts+wyyMrtlwVKsQGg/i7oBcUS:hQlhVDPqqhylxltbGg/TxS

Malware Config

Extracted

Family

ermac

C2

http://74.234.3.141:3434

AES_key
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Makes use of the framework's Accessibility service 3 IoCs

    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) 1 IoCs
  • Removes its main activity from the application launcher 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.taciciyarodayape.dedinoze
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
    • Removes its main activity from the application launcher
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4253

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads