Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    android_x86
  • resource
    android-x86-arm-20240221-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system
  • submitted
    13-03-2024 22:03

General

  • Target

    1550db6ad2d0dae3b9e36c3d5b964ac04b084973a5d27cd763e41e106499545b.apk

  • Size

    974KB

  • MD5

    478cafdd3384730ae4736e00bdbe2f16

  • SHA1

    d24dd8f9c752f0145c81b5b9401d084bcd52d962

  • SHA256

    1550db6ad2d0dae3b9e36c3d5b964ac04b084973a5d27cd763e41e106499545b

  • SHA512

    cca1e525bab07db99e6e8b83db0d81b3a43e43c1374b5207262cc347d9b1a5b9d0832c0cadd8c79775d0b1e087d35d5c61cc8e3192c9c4b567018f44db65178a

  • SSDEEP

    24576:UCb2ienMizzXTwPrLhshCmCcC9CtCuCfC+CxCuCLgSfU7Rd:UCGJzzXmPwPFgcXSX4nqgSSRd

Malware Config

Extracted

Family

ermac

C2

http://45.128.96.74:3434

AES_key
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Makes use of the framework's Accessibility service 2 TTPs 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 TTPs 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • 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.jakedegivuwuwe.yewo
    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:4200

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads