Overview

overview

10

Static

static

6

ac4d8c09ec...ed.apk

android-9-x86

10

ac4d8c09ec...ed.apk

android-10-x64

10

ac4d8c09ec...ed.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    154s
  • 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
    26-02-2024 22:02

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General

  • Target

    ac4d8c09ecf4f561945721fc4fa2f1520e2983bac31816f2cac7e99640d9aaed.apk

  • Size

    1023KB

  • MD5

    d2d06e479ace29b2719540ae361f599a

  • SHA1

    a37cc1a6d8a04c6221fd5845afe43480103d9b2a

  • SHA256

    ac4d8c09ecf4f561945721fc4fa2f1520e2983bac31816f2cac7e99640d9aaed

  • SHA512

    c5f919b000dec253d232a1f344d62f245e04ad6ab1f74e7fe77c361f2900d360a7b128831a1f44f3df553b45bb20b599f3804ea523f9293b00995934088c9a75

  • SSDEEP

    24576:NvXJ5Zwtmgjd29BRb/ScgdInUI0pXkNSGEvhTe:ZhHgh2PRHUENSnha

Score
10/10
ermacbankercollectiondiscoveryevasioninfostealerstealthtrojan

Malware Config

Extracted

Family

ermac

C2

http://20.0.153.70:3434

AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

    bankertrojaninfostealerermac
  • Ermac2 payload 1 IoCs
  • Makes use of the framework's Accessibility service 2 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasion
  • 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
    bankerdiscovery
  • Removes its main activity from the application launcher 1 IoCs
    stealthtrojan
  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Acquires the wake lock 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
    evasion
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.tidananipani.gabuha
    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
    • Loads dropped Dex/Jar
    • 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:4181

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.tidananipani.gabuha/app_ded/XbNXvqPljxZl9jJXubLgsHbR2jULUjjQ.dex
    Filesize

    917KB

    MD5

    51d7f69d5bbaeb14c1dc42179b26c994

    SHA1

    8329e0d37ed538c028954022c6f654bc4e28919a

    SHA256

    18a38df31ba412fae601e936a5fa66936fba9ccbbdefc69996eb71baf0be3253

    SHA512

    e688c054a137f68bbb74c5433cd43c3c62d954939c7d89e7186505b90821a73a1a5eab2fb58963cc8b067e37c3ce9b54630ab9479b9e8358648df10db78f715f

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