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Overview

overview

10

Static

static

10

dbf02d045d...b7.apk

android-9-x86

10

dbf02d045d...b7.apk

android-10-x64

10

dbf02d045d...b7.apk

android-11-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    155s
  • 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
    06/02/2025, 22:00

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General

  • Target

    dbf02d045d26df0f8c2b8b33975dd39776ec5acbccf656de4db88a1f300b1eb7.apk

  • Size

    1.1MB

  • MD5

    e09784c2e950d49e17f4cabb89f84697

  • SHA1

    77439095c51995576586d1decfb0f83a85751c3c

  • SHA256

    dbf02d045d26df0f8c2b8b33975dd39776ec5acbccf656de4db88a1f300b1eb7

  • SHA512

    af4dec9f7d056015c2194dd9e7926f142bda8a934169961b95b54c5753e31ea3b1b14df74b4cb1167f88d6cfc2dd9208b1c97fba58e11476bd00aeb9afa139a8

  • SSDEEP

    24576:Cg/DwSwIlM3rKgBx8DIHHKlwzO388gCc+am/SSMlNc44c0:Cg/5wIg7H3KlwzO38NxpmqzlC4W

Score
10/10
hookcollectioncredential_accessdefense_evasiondiscoveryexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://5.175.237.86

AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Hook family
    hook
  • 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 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.

    defense_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
  • Reads information about phone network operator. 1 TTPs
    discovery
  • 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.KJsnbYZEFdsl.NYLcUfHtvofn
    1⤵
    • 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
    • Queries information about the current Wi-Fi connection
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4509

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

Foreground Persistence

1
T1541

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

Process Discovery

1
T1424

System Information Discovery

2
T1426

System Network Configuration Discovery

2
T1422

System Network Connections Discovery

1
T1421

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/user/0/com.KJsnbYZEFdsl.NYLcUfHtvofn/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/user/0/com.KJsnbYZEFdsl.NYLcUfHtvofn/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    16a304d205fb9116c9f9911e77bc6ba0

    SHA1

    84104557e7f1649ace8ad1759ca1825bd09c4d6a

    SHA256

    92df7aa7960dd50e51617a8962e5104ba6897abfdcf87d9d8c2e0d3ff64ad854

    SHA512

    6dcc144d7c96d90439250a65974b33cc7cb0babd0f2465c214bc7a334653056cd1ea3df710787932b56aa365895d9edabf9a9d6ae58cd6ae184cba42abecc61a

    Download Submit

  • /data/user/0/com.KJsnbYZEFdsl.NYLcUfHtvofn/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/user/0/com.KJsnbYZEFdsl.NYLcUfHtvofn/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    1e8a6653fda6c4984dd294b6b11c7686

    SHA1

    ad9c43179969579fe4db013d56e1704cad0032c1

    SHA256

    f45ecf79154c4c9dbb624d2ecb26bcaadeb0805fad5e9960971c3ebfd806f947

    SHA512

    bfcac07352f915a8b9bc0a371a4a64a3934213e4434e6b493c9eff1670d9e9dd8d676152b3a7d3eca43eb92e828f03b85ce00945cd2c3896e1620c470a716e58

    Download Submit

  • /data/user/0/com.KJsnbYZEFdsl.NYLcUfHtvofn/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    84b06ceb8863f04fc2a99910ef5a16ac

    SHA1

    97c704f55262132ac815048b453f8f818c4544d6

    SHA256

    8f894fe618f8d302dad813582a0cb8eb8eab5e3df14a9a91667211e5665ebb79

    SHA512

    92cc623144d50dd41b6b4c3335fbcbcec2ea45fe07bf12b6ee8bb6a00d9baf14be560af3097c5cca41314eafa97f4208a2a5de5b5a8a40672f6e7ae8f58aadd2

    Download Submit

  • /data/user/0/com.KJsnbYZEFdsl.NYLcUfHtvofn/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    8a55cda422e82b7e58efa060d7b54c58

    SHA1

    65b9ac9a44b4aeedd72f328e2255ecfab1e6e070

    SHA256

    5a78bc80301c3f85108082664e6156e00be76174b49e5abb97e50ee6376e2271

    SHA512

    d1c24d980452c3c6b7fac3c04061134474a0f8976ace40e68ddeba2b26a0dd58e2b64fbf901f9e9be8706f2ce97a8ca231ba3d843ba09934a483f1e72686ad0a

    Download Submit