Overview

overview

10

Static

static

10

5015f9aef9...71.apk

android-9-x86

10

5015f9aef9...71.apk

android-10-x64

10

5015f9aef9...71.apk

android-11-x64

10

Analysis

  • max time kernel
    177s
  • max time network
    183s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    05-08-2024 06:40

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    5015f9aef9dfa216040fa37d184b4071.apk

  • Size

    8.7MB

  • MD5

    5015f9aef9dfa216040fa37d184b4071

  • SHA1

    8251b96c32c7533cfcaab8c661dcedc2e928e8ca

  • SHA256

    d50d97ac082260f37f2694002b541abe7a51dad1d1664443c8efafa20389aff2

  • SHA512

    fe7b9b11dc072b456ead23191ebcfe85fc4f89ec737ef2b48db0744efe5f5d1c11b46afb5200c6b32f0052d017903fe2833a48becb27e06cb53dc61d7860f75f

  • SSDEEP

    98304:531f81q+Myp440EKT4hc0Hfry2gUrxnSh:l1oV0E3qEgyxnSh

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://149.50.108.156:3434

AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

    rattrojaninfostealerhook
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 3 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.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries information about running processes on the device 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about running processes on the device.

    discovery
  • 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.

    evasionpersistence
  • Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    discovery
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    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
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

    executionpersistence
  • 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

  • com.pintek.zore
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4311
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.pintek.zore/files/audience_network.dex --output-vdex-fd=55 --oat-fd=143 --oat-location=/data/user/0/com.pintek.zore/files/oat/x86/audience_network.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4458

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Information Discovery

2
T1426

System Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

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

Input Injection

1
T1516

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.pintek.zore/files/audience_network.dex
    Filesize

    3.4MB

    MD5

    06dfc829bf9345876f04db7b69485799

    SHA1

    afac2a96af43bfe4c6db99fcf0deff352a4f5a70

    SHA256

    77909b82bcc2dab7e432d0547058313c5bcc5ea298de628a6ae05fb9d39d56f0

    SHA512

    b57fa956d0afa8dab830592a42692df3577cd7d1479f9beaed790796951eeab2120619ecdc8801006e3a607dcdbfd8ef2592436fba19f838d1851c42948dc67f

    Download Submit

  • /data/data/com.pintek.zore/files/oat/audience_network.dex.cur.prof
    Filesize

    376B

    MD5

    6ff7bcde22ab03c444006337afb3bfbe

    SHA1

    cd7f72c031cd90243857b5a32ea3498dd1c5a086

    SHA256

    efa5675ed9bb1cc8526aaae1ca6ae9c2a82e2d386ecf78591ba69c0ecf81961f

    SHA512

    5ddd940088935cc4b247422808a9a3bc8087c96d0d13659145c1bf4086d0ed2715b338bb7a4f8e681f3f6cd93c2d88c31e20c5c9f73eabf86fbcf216d28452f9

    Download Submit

  • /data/data/com.pintek.zore/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.pintek.zore/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    a24c8faaf1adc99cf16fe9bb75945ec3

    SHA1

    7a81bb1296ea734175cc40cc1a7e166734dba792

    SHA256

    7029155d7b2b24a83a58a517cdccbd58f706858904602e9fabb02d9ac45fe0bc

    SHA512

    6fbdefb8eb5d031c5a95ebaf48ab42ee757afa6fc7f92e894d873efeac476034d33d9a6d3dee69e74dd6321651297afedf9963d9de4aaec8ab8ff9a0261c85f1

    Download Submit

  • /data/data/com.pintek.zore/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.pintek.zore/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    12df98b62be58b9881ee9b5b81d8ddea

    SHA1

    81f7e7b194ecc56fea7d109dcdaf63c27ddb0788

    SHA256

    bf3120d76fea633e2d042f9bf22905241d0108b5b8d25bedf94fac7e1b5f9750

    SHA512

    e417a2407a077225c230650203e996ddeafff57b2f7dd412702aaf497b9e391b37c217e47a392e2466ded9f4f3a87003ca193b8480e61927b2a45f730664f2c6

    Download Submit

  • /data/data/com.pintek.zore/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    e505ea75a0b1ec067a9f4135ff68cdb6

    SHA1

    84d0160401ee7e821d0e031b7655510de0def0cc

    SHA256

    39cfaea6e5933c1b4de4a842f34a63f8999a8a2dc784c89d016996a4fd3d14e1

    SHA512

    95ddfbe84f728f6222dd255e80e070fc044b7c9728331976fd8c7d678ca2a1c5003f7a6576583b24543e9d2c51718095f2a1910828abe228c23c40379ac9def9

    Download Submit

  • /data/data/com.pintek.zore/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    f3945a77bcfc85d584008b1a7d1b6dea

    SHA1

    5c36bed8f8be09d59c64f909ce84bf5e6e7190d7

    SHA256

    a90a084817267e6a68a7d66324d01084915a1f4d5b2c59ad5a29cfbaa09f37dd

    SHA512

    bcd11552e0ea4aee93336ab9fee0bf3eef7bb6413eb4705dcecbc665113dc1f27ae5a950e29eb2fcb86e9e049194fd27ad874b1ada7f2e35d3d771d413372ebe

    Download Submit

  • /data/user/0/com.pintek.zore/files/audience_network.dex
    Filesize

    3.4MB

    MD5

    c33ced2d179e130f767c7a269fc573ac

    SHA1

    e9575245540487c92d3701e92b912c1d3cb22ff0

    SHA256

    fd0670d448cbe7393f8f117356a1e838d71eeae45f4ea77c02d0fe8f369c0774

    SHA512

    ad3da9b20c3ae8bdc48d4f0ad7b9ab871339bc78fa0f5291fceea847dd649006176db669117c4ec8b16f436db6b6ba7a95dd543cc0ca247b9bdab3b7fa9de508

    Download Submit