Overview

overview

10

Static

static

6

e02ccb575b...31.apk

android-9-x86

10

e02ccb575b...31.apk

android-10-x64

10

e02ccb575b...31.apk

android-11-x64

10

Analysis

  • max time kernel
    178s
  • max time network
    191s
  • 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
    17-08-2024 22:00

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General

  • Target

    e02ccb575ba0ed280345354bfb88cefa446dbf0d178a37e82b23209579978631.apk

  • Size

    4.3MB

  • MD5

    07bb9344ce91cfec8f23bdcb5aadf888

  • SHA1

    d2276ff288d43404c42877f0ac9674dfb9754252

  • SHA256

    e02ccb575ba0ed280345354bfb88cefa446dbf0d178a37e82b23209579978631

  • SHA512

    d5017b553f870056a8675fe9859f776518cd1aea7d0fc5478903bdb091514ca19f51905dd7e2059a566a41c269821b40192c7c8ed828fc8e5735236adb06d480

  • SSDEEP

    98304:6vWK7BiHRd4q92U7C/ApiHvUSAAWh3egKx87polhnUUpmvsUBuS:6veQqjYPHvUSAAWhHFIAB4S

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://80.64.30.149

DES_key
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
  • Performs UI accessibility actions on behalf of the user 1 TTPs 9 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • 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 accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • 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

Processes

  • com.daysqyjvp.psmwwfbsl
    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
    • Performs UI accessibility actions on behalf of the user
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • 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)
    PID:4242
    • /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.daysqyjvp.psmwwfbsl/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.daysqyjvp.psmwwfbsl/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4301

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

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

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 Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Access Notifications

1
T1517

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

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Downloads

  • /data/data/com.daysqyjvp.psmwwfbsl/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    6b0033f50dae134a5ca99d224de4b586

    SHA1

    5cbd410089e82a3b5c6da69aace477786b783da5

    SHA256

    3e5b4091d79ebfa73289a919cbfaba3d6f2388519632b2e81fb432d4561544d9

    SHA512

    b12c1e9ff9cadbdce73efc23827776737b897c338a8f611776c445194c0964d74e12267e15d338d6d3385afbb1ab63faf3eb729ad04de46b430b426cb1ef6de0

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/cache/classes.dex
    Filesize

    1.0MB

    MD5

    548f93f475a9d61995504921885ff156

    SHA1

    e45a014b677ab6c5920451f9402a00d261e75e6a

    SHA256

    fc9cbf0dd4d14b9380730a12a5c9d959d6592b0416e65a745451646cc04527fb

    SHA512

    883f17783f421a3c68b180437ead51bc0fc3696221c83658f9fedb486d2f0f0ee21b86666d4532cb376957a065ef24ba5d5b2595ee8307899c82e15866e1eb60

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/cache/classes.zip
    Filesize

    1.0MB

    MD5

    c29ad41676a12340fa1d113f3f145bd1

    SHA1

    e09635c961f79f596c0eb0f04deeb2b3a0fadee1

    SHA256

    b60aa42e1a08bc2bd9fe35e114a8abf758f0206ec69f4db827df32689215daef

    SHA512

    36df0d43598234f4ad792a78ffc0205903147988f3dff02d72d55075c24d058629b58b6923c4af71c2a037f2bc6846fd0ba7ab6b4e13726d5cb2e9b7b825b433

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    e39d148e7ca49a54b932ecf87b66ef2a

    SHA1

    2bf12493aa41062d30e5245e0b51f3dcfe0431c6

    SHA256

    30c68914358e3980d4e369ccf8179d610da1cfb0ab25db4780c0b6765da7033b

    SHA512

    0f88676196d79a2b945f73289a3f4e05eb377e0e97277237c57f3ff305956ffa3eed6ec969270ba998e4bf1dcf74f8cda1c8d20e032f797128281b0d6cd5c378

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    64506e17542cf0bb8290ea446c7ea8e1

    SHA1

    f1116ef17bc06746af450b9edac6e336eb4a47d4

    SHA256

    1864266203604da06cfaf1516bfe6b982646ac6c98d6ea3a8ccbb79e04f04230

    SHA512

    ecd4aa4dc7960741874609b1b9eff7d47cdb2c83c1d2d3d34422dc2f928a0265d521f5fdb1799d0aeac4e204803b77140e7d5fb932a2468ded25be43b534e9df

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    cbd6607fb0a080148b7394dfa8880e6a

    SHA1

    1c68c5deec2f4ae7d741174d9c882886a7c42ede

    SHA256

    0397abc36df175e493360141a96b502a04d15c32290aa3b2583aebd6c1426fdc

    SHA512

    1818edee71f34a90692c8648807eaa9cd85db5143411c240d8a8cf9c52b3e52e67efe213de60128fc0be829fc2de8260ad21b75023eeb84012ed020ba554f472

    Download Submit

  • /data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    90fd16e85af0612bbd9dc175a15f0906

    SHA1

    76321401020fb2ff61103c916104f6aac62fe5db

    SHA256

    5bd22e994d59d39c7cfe967b99fbe149dbc890142bb839ba1471fefaca69387d

    SHA512

    6e7bcb72a373ac90a246fda5e26b8e6044bb7cc3975893aaa3accbeddfce0c490d0cabb80f6add4e941b7ccd2fc62674b2458b890d64f1b4bbfc4b5e680fed78

    Download Submit

  • /data/user/0/com.daysqyjvp.psmwwfbsl/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    4bf4652ddc6cde8c4732f2804fae59d2

    SHA1

    41f26ca77dc185f116f43c1b66e0c3e3de07155a

    SHA256

    cf441069069963adb91a3e0aae81a679bc7d3c7729dbe2c34dbbdf15a8e1d21a

    SHA512

    c8f93682e79af9f4dc25814018833592be328630aea3f36698c9a9dac85505a1029cee4c62c442d08e4930b69d1a6776efe3cfbbd8efab9f0d5a3963fa393a44

    Download Submit