Overview

overview

10

Static

static

6

4cdae88eed...1f.apk

android-9-x86

10

4cdae88eed...1f.apk

android-10-x64

10

4cdae88eed...1f.apk

android-11-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    160s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240624-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
  • submitted
    31-08-2024 22:01

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General

  • Target

    4cdae88eed2c9997fa8478de74b20a89b4541a3ed6bd04613952f260b5ca921f.apk

  • Size

    4.3MB

  • MD5

    63ae5bedc4c911f33da59fbe6734d5da

  • SHA1

    181b5fe5cca971096994ff5cab9ca5ad95b90456

  • SHA256

    4cdae88eed2c9997fa8478de74b20a89b4541a3ed6bd04613952f260b5ca921f

  • SHA512

    77a35a1253623be3a177cf620539e65ec76d585aabf1063fe67b9ddc1ec20bd368b82f46a228b6b84cec267104b565b2c7036920a3f778377b8a2f8c1c8df41d

  • SSDEEP

    98304:jRFeJ/jVxqkTX1452ICHChqUentI+wMJeXb89cITyNbkz9:jRFeJ7/TzOsNHCoBrT9cITy0

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.233

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Loads dropped Dex/Jar 1 TTPs 2 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
  • 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 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 21 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
  • 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
  • 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.fbbrjneku.jvfbhxhxg
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • 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
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4643

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

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

Access Notifications

1
T1517

Clipboard Data

1
T1414

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

2
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Access Notifications

1
T1517

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

Loading Replay Monitor...

Downloads

  • /data/data/com.fbbrjneku.jvfbhxhxg/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    e2402124e9193944254b038c1065e22f

    SHA1

    fbdfbec73af08e258321caed736b9e556423359f

    SHA256

    433ff6dfb008ed87e49483791cf0fc224da0084226c9a65129e58594bd8d9e3a

    SHA512

    2917d14e1389c029b269ff138bbe567a0512399b6c6168837224e67589903c7f749ddb1b5fd136a62446b06bf68030cbc4e75ba8ee6799161a0340cc3516ae98

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/cache/classes.dex
    Filesize

    1.0MB

    MD5

    a908b969b6102b5f2d605d50e6a57c8a

    SHA1

    24079b7b506d05d9cb5414d46c257a46aca493f4

    SHA256

    0e142b8213e7f1cfd5439fbdd4a6bc7eb18242be73a97017995362d5bf5c7269

    SHA512

    e40ce266e58ca152b0035cf18b6c996316bdedb1e69df71d17ded9072e9cee5f99f8f0032ee04972e46437bcb0b44306f845fa6a76ec20d284338837f6ecb7dd

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/cache/classes.zip
    Filesize

    1.0MB

    MD5

    a22dae66b9d0a209200d6afbac2d5fe2

    SHA1

    f8b3222fe40530c309d6d428cd2a98f53ded56d5

    SHA256

    26aecd8602e3d5d8003a27ae195c8846aad8f1e608f727b2d40d96b0ec6089f2

    SHA512

    235ba67c3429e3ca9f84350f4b0bb56dff4af74103c30c5accb1d5d066cbe7dfb86413267ca1778093483764e1e71abf227eb6e497a0f694b34b0a6060d7c35a

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    6fbe01723940b6c0c8c2ebeec1728cc3

    SHA1

    b65a4f416070e132c73e79118359772707939eea

    SHA256

    123cca8d503a632914d950d38b91180e2d272341ca6f2080cfb405261cf3ebc2

    SHA512

    e322a5b8966dc76c5ed149c602957391da498ed7d8eb626e6de75d804155c8dd39eb0ac638910771bb7783d1f79aa47407f26e7e0d0ff843e5fb2d3b073b2b22

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    69406f312a1f060a1415bff9a80246e7

    SHA1

    d07743c3c6e8edad7650b756abeed1e418a36180

    SHA256

    21c2d7d0dc2e4ff4af97ee96bdc806d887f5052e98b3f51a0ce7ee2f153f4084

    SHA512

    376708adbee4eca37897fdd38d7246dbe2d0798adf3252c64367d23b840838140c4cf92d6efa58d9892cfaef13e7a11499733c0630e350a0b96af929f64c9278

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    c4815312bf91b1fbe0e8e2d8875ca347

    SHA1

    6be7d897f2e8253e141bcd9437ad57383d563a37

    SHA256

    c3cd81ee8068676d422fd4d48bec1053bc6de2e9482d58be7656a307263823f3

    SHA512

    51ec947f9f1b408298325f5034aed4cd0abe91b9873593e2c51f7964de6d6d760664aa74aa55c36bd3217adb49431bc418161f7a9923c37637f49d220fa8532c

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    c0aceda00bae59b62b7097c493579657

    SHA1

    90536f8dc39e95a66b7c715e54f36080cdc04597

    SHA256

    0fc5ef2a40bc19c08456f4c55a03e70053dcdb09535b780446710a5b89876052

    SHA512

    183cb89ca8a6d73c3e0e2896f7b9c1bf5a20f08340b2184d9d038831e1e7f845dbd4740e6a6322186c3814406572457d5dd6b202301201bb9abff10965f36b57

    Download Submit