Overview

overview

10

Static

static

6

AndroidGuncelleme.apk

android-11-x64

10

AndroidGuncelleme.apk

android-13-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    android_x64
  • resource
    android-33-x64-arm64-20240624-en
  • resource tags

    androidarch:arm64arch:x64image:android-33-x64-arm64-20240624-enlocale:en-usos:android-13-x64system
  • submitted
    18-02-2025 21:03

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General

  • Target

    AndroidGuncelleme.apk

  • Size

    1.3MB

  • MD5

    087afaba461f25c89a9564d87029101b

  • SHA1

    20aa23f2f56243b3a8ef21a3c3ded6de968142e9

  • SHA256

    c4e0965a0e94bc289b03c7b2ea256a68679a3a6156ec98be96959b90e684011d

  • SHA512

    7d34f8b6f1b2332635c3e5ad3cc837d53ededcb37102683253babb2b4ea2cddc0ee051f1f307f62ec1a45db5d246475982690762d7f88717e263ec2dda31ae8c

  • SSDEEP

    24576:7fmv13KFfEWiFBaC9CFgScUroCjCOB+CxJCXC8CVZC+ChHM/qjWxaeI23tlX:7fmv1OEbFBaE0gSDoiqGeFabMHArrl3P

Score
10/10
ermacbankercollectioncredential_accessdefense_evasiondiscoveryevasionimpactinfostealerpersistencetrojan

Malware Config

Extracted

Family

ermac

C2

http://162.0.226.235

AES_key
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

    bankertrojaninfostealerermac
  • Ermac family
    ermac
  • Ermac2 payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 1 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectiondefense_evasioncredential_access
  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    collectioncredential_accessimpact
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Acquires the wake lock 1 IoCs
  • Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

    defense_evasionpersistence
  • Performs UI accessibility actions on behalf of the user 1 TTPs 11 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    defense_evasion
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • iltl19.qngkthnh.knpljtc
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4340

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Foreground Persistence

1
T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

1
T1628

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

Clipboard Data

1
T1414

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

System Information Discovery

2
T1426

System Network Configuration Discovery

4
T1422

Lateral Movement

Collection

Clipboard Data

1
T1414

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1
T1471

Data Manipulation

1
T1641

Transmitted Data Manipulation

1
T1641.001

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/iltl19.qngkthnh.knpljtc/app_p5dv.g21.syo0.qja/newobfs/0.pobfs
    Filesize

    684KB

    MD5

    0fb78f9b396ccdd023ecb78b9447c2e0

    SHA1

    3f522e53ab92e384cbe7b40469f01f6451544c65

    SHA256

    9096e478f938923915eef31328bff4d31e3f437d144ee8e3fe46e7c379a048fb

    SHA512

    285a6cdc523518df781c131ed757a534383bf07f0d9245a4c2ec4df385bf313b31d84cca0078c912fe3bfe95d18c0e256a1706806267d8a1c5de7fbafe23e831

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