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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    01/10/2024, 22:08

General

  • Target

    childapp.apk

  • Size

    1.9MB

  • MD5

    13d75db1eb7ed700e84fabbb8b9f6550

  • SHA1

    edd021c7020c07140cea7352ffad6837f052f54e

  • SHA256

    fed9d6c0afeff04097c2199c37e6813f6b3cfb3f02a43e5dc40c62db70f009ee

  • SHA512

    4116e2d1d910f7653e991fe11312e23cab997ae5b695efd7d02ba4d3c1441a8408afe647f508f842baa0208694cf93d63eb5ee4fd09586b28df49ac1c038ee4b

  • SSDEEP

    24576:mw36hfeHJyQsh1WuVx6Rq2NxdrmF+wOjys1g/Gj4:Jq1ziNxd2Rs1g/p

Malware Config

Extracted

Family

hook

C2

http://172.27.75.197:8082

Signatures

  • Hook

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

  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • 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.

  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 10 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • 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.

  • Reads information about phone network operator. 1 TTPs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests enabling of the accessibility settings. 1 IoCs
  • 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.

Processes

  • com.UDjHbYuSgUQH.snqeOjkYttiK
    1⤵
    • Removes its main activity from the application launcher
    • 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
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • Schedules tasks to execute at a specified time
    PID:4769

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.UDjHbYuSgUQH.snqeOjkYttiK/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

  • /data/data/com.UDjHbYuSgUQH.snqeOjkYttiK/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    6f5dc68ba494e9a1091ea8a42dc0b06e

    SHA1

    b38075d398599961dbc0fe0c498203e1f2771b6a

    SHA256

    0061b07e0e8ec4eee2824a88887cdd0f9c8c085272af5d81f036ac0c1ffcb2b4

    SHA512

    e89e286adb1cfc82c3886c00b9c103aca24f5ec9e0b1d3ecc80eeedbc5af022ee8df129f8ac2ed02d127c891d2a8dab359399656b48a27bf79dbf05c94d35c04

  • /data/data/com.UDjHbYuSgUQH.snqeOjkYttiK/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.UDjHbYuSgUQH.snqeOjkYttiK/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    00eb2e399b40785402491e79dd962fe6

    SHA1

    6436faa0bcfe1aaaf3eeec0f0a6fb32511d97342

    SHA256

    8e38fb2d12eb0b29cf59547dbb67be9e42839bd4079bfd7cb303ec1490b52d1d

    SHA512

    669410731954ceadbe2406fe41d664feb74311bfcc09cb86426c7408aa72c8435c8dd7c2bc271831af7973fc56586cc9e6ca93f8a11cb51babdaa02d5e3328ad

  • /data/data/com.UDjHbYuSgUQH.snqeOjkYttiK/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    9054966315691e7a5c54af5ece0e19f4

    SHA1

    ee360473d1e92d6464665de822187af4c2ffaddb

    SHA256

    6c0658d1914b2263205ea087df97aa25cb7ca580dc3de8c0b19eb56a13d05580

    SHA512

    92b69de9e17d1a13cb7f897bac7e66a94592a1443a41bb184f2ac1c7d2357efcd205642b028ad6ca91de1b78e7c0d195c16d5a3f7e80336c2a9c772eac2fed52

  • /data/data/com.UDjHbYuSgUQH.snqeOjkYttiK/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    07ce432462efd0f4bfee5661fd3451b8

    SHA1

    7a0e9203acec29e44c0773efb75aa304795fe54c

    SHA256

    776396fdbdf3c2bf76927c4fd458f8ca06b898fac931d548d89e92a4016a6406

    SHA512

    9cb830a37a61e01c3df791b9fd2fcffd338f1042d22555ebe3417d7bce1664716570569bc8f29d4dfaa7b39ca1d5083245f740fd9b22c17d7aa639cab73b3947