Overview

overview

10

Static

static

6

80f4b2a7df...ca.apk

android-9-x86

10

80f4b2a7df...ca.apk

android-10-x64

10

80f4b2a7df...ca.apk

android-11-x64

10

Analysis

  • max time kernel
    176s
  • max time network
    182s
  • platform
    android_x86
  • resource
    android-x86-arm-20240611.1-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240611.1-enlocale:en-usos:android-9-x86system
  • submitted
    14-06-2024 22:43

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General

  • Target

    80f4b2a7dff768ce67ca462260e1157d267aacbd397f90421373458952e06aca.apk

  • Size

    1.8MB

  • MD5

    76a55dbd343ef178ae3484edc14c3c24

  • SHA1

    eb8fbb10b2a83e5e5f56be1e7ea25e6386bf4307

  • SHA256

    80f4b2a7dff768ce67ca462260e1157d267aacbd397f90421373458952e06aca

  • SHA512

    74464e02c2c303146c386f95328970f8f1fbeb90c62a7001f9bee2c10727efaec805a1807aec8317f5481b2a4843228641620e3abeb2e0022c07138da0065dd8

  • SSDEEP

    49152:vlsrgPetnJKQqmJkjxc6gSGCd9KlmpggshSzktnEs:vyrgezk2Cd8lm2VhPtnEs

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://91.92.251.201:3434

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
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 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 disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests enabling of the accessibility settings. 1 IoCs
  • 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

  • gafagajags.agakavs.aagajav
    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 disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • 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:4267
    • /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/gafagajags.agakavs.aagajav/app_apkprotector_dex/LgFBxOP5.bin --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/gafagajags.agakavs.aagajav/app_apkprotector_dex/oat/x86/LgFBxOP5.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4331

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

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

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/gafagajags.agakavs.aagajav/app_apkprotector_dex/LgFBxOP5.bin
    Filesize

    1.5MB

    MD5

    8ee0a9df9185bb950ea8279c16f209a1

    SHA1

    3cf04ef77560667068fa85cfc6f65595f83a8de8

    SHA256

    edf35361402a6a75a442942474c71f5868aa7eaa61f6cefe742792a0dc36ced5

    SHA512

    14e1de04dec24dbf8aea4166b1fc5aaf6d6b0db2d9a518edf4920e4fc61f30256bca2c5a074fd9d606f0192d445398b5a4e4363d7f1fa0089edfa83efa370dee

    Download Submit

  • /data/data/gafagajags.agakavs.aagajav/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/gafagajags.agakavs.aagajav/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    1995cf4124de37daffcf99f6852cc94b

    SHA1

    30fa55cadc489cebbf93d1423898e4899960555c

    SHA256

    3d5a2e2b922432a4fb74ff40a8f8573bbeca10160f704c24b9d711e4e8f9c83d

    SHA512

    98a0bfae5b7a41037cab6b40ed4324e59c7cb1007cfaeda7a9a60b846f7795a077193ed4674887ce4e283e4e1a987b741de703c371317523231d2d8fdeda40cc

    Download Submit

  • /data/data/gafagajags.agakavs.aagajav/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/gafagajags.agakavs.aagajav/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    bba56a0b2f32f50307632d43c7fe0fc8

    SHA1

    ca789a1f2f4d22827147e6ed0daa3be64c7c7dfd

    SHA256

    ab142f418dc5c70598b4ff6b682a70be453621c93a1b95771856c12b6653d2b4

    SHA512

    0a1c3daca5909dd663963e9bbc59ed402928382a672b6e696fcd12e80231db41b28c12da8e1ea24ccda175e469ab3d338500911d8c9dae7bce16736776ee4f09

    Download Submit

  • /data/data/gafagajags.agakavs.aagajav/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    4b537dab85fc9e707e33453c786d9221

    SHA1

    c12e8d72bc28d9781d03ab342ba3866aaf0b5eb2

    SHA256

    2c487f7df385db231a4505b01400a8aa6fa912596ca224e1de947d2c16825d85

    SHA512

    1e1c6d0adaa75c9a435dee9879dba60262281eca95dd358d90ea2bb6d0306263b0514380641758fb5d7db53f3cdf3245ce4221b3e7f913191b6400ffda1ea800

    Download Submit

  • /data/data/gafagajags.agakavs.aagajav/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    f388729c9bf60688f436cf8820ec56f4

    SHA1

    d59b6968fc32a544c1827a7f21efad88047c1b4c

    SHA256

    9c841e0c416379801b7fb3154e11386133c09d8ff6afdd1f31042cb8d61a4f30

    SHA512

    54908a0460b7c373a309d1b963a937d932b5281bccf2e50a66dc1546aec00a3841f3082ab79bbfb5e3cffe6e5bfff4541c50c548ed453d49cc5b9035d2354494

    Download Submit

  • /data/user/0/gafagajags.agakavs.aagajav/app_apkprotector_dex/LgFBxOP5.bin
    Filesize

    1.5MB

    MD5

    d8e7dc9dba1d9bd3a010a8b986b43c0c

    SHA1

    408fef0b84cd840aa8b0769ed8c450fc749f15b6

    SHA256

    b42464c3103675fb7aa60654733fb77c0250aa183aadf5f341fb61e568eed099

    SHA512

    d9162b6a135da96df3c3d29a5d0d353f65d20001ea4ac9ca10326b933e3a0abc5661e1075633fdb50b944daf3d5f3d1cc39f63c1c1d6efe46af66aa6d72389d6

    Download Submit