Analysis

  • max time kernel
    149s
  • max time network
    160s
  • 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
    24-12-2024 22:02

General

  • Target

    73bd9f60a034796bd96424c277ed9543fb614b4009ca28fbd65e8d6c23310518.apk

  • Size

    4.2MB

  • MD5

    4b1e2a0cfcd1ffd4af2af556614c3575

  • SHA1

    078983893a2b8793cdd8d3ef6182bea21922c6ea

  • SHA256

    73bd9f60a034796bd96424c277ed9543fb614b4009ca28fbd65e8d6c23310518

  • SHA512

    4e404ac8b0dc3ec23fc7a0a77bcf399a093b8d24b182d3d7bc998480282732269d5bb86824ac1e104e715ce3f11215b6e8d2b418eeed22164cde2fcd3484389e

  • SSDEEP

    98304:ebur3ALxCIl2C42bdY9hpQaPD32KbOzKQ8xGaIbFVt/q9:QQwL0Idba9hqoDFSp8xJivt/q9

Malware Config

Extracted

Family

hook

C2

http://154.216.17.184

DES_key
AES_key

Signatures

  • Hook

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

  • Hook family
  • Loads dropped Dex/Jar 1 TTPs 3 IoCs

    Runs executable file dropped to the device during analysis.

  • 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 5 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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 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.

  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.eeoyiyvtz.tutthssxv
    1⤵
    • 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
    • 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:4263
    • /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.eeoyiyvtz.tutthssxv/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.eeoyiyvtz.tutthssxv/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4292

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.eeoyiyvtz.tutthssxv/app_dex/classes.dex

    Filesize

    2.9MB

    MD5

    a39806df00e73cd4bdd63b778b462140

    SHA1

    9c90d1b2d5fecadc49795fcdd35e81f7698ec9c6

    SHA256

    c288139f5ef9ce09a50073f73bf9996142d4f31cf31694fdc5be9896c5b786b8

    SHA512

    19e15304005b47cd670a394f11bf64c3443ef2a3b72ed79758b1fdf756b0a774fc42a2fbeb37dde5289836c83991feb2d7ac843d88bce91a8593a2461ebbc835

  • /data/data/com.eeoyiyvtz.tutthssxv/cache/classes.dex

    Filesize

    1.0MB

    MD5

    a369acb5fa00c07f9ae1b56045f62655

    SHA1

    a6c1b306ecdc076e36aace7aecbf028de19b0903

    SHA256

    9b7421f98ccafaae04ca86c6341ae9ccfbeb6f1721852c06e9f594af8d4d7844

    SHA512

    3bcb8ac256ac18ddebd6ae18062e8fe046a6ff888b306c9e6767fa2e5c617eaf97ec02e4c09667c3d22adda36e385eb64a18ef2ca06630b0e7efdbfdec9f67b2

  • /data/data/com.eeoyiyvtz.tutthssxv/cache/classes.zip

    Filesize

    1.0MB

    MD5

    d03b24a9657793230f9055e245d06a30

    SHA1

    a0c05cea109d11bd07b45d91a91d94a341c04778

    SHA256

    2c35d680c4b36bb510b2e8cd64c7a2af7e951229ec7e02490f179b0de32a18d2

    SHA512

    4bb3721da6823842456ce9155c7122d660bde9f71ce83d0b3957e5d98750053d6db4df18bda41ff326e9042622786dc1055a7e9b981780b95753a272f7611a1f

  • /data/data/com.eeoyiyvtz.tutthssxv/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

  • /data/data/com.eeoyiyvtz.tutthssxv/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    300d82095d31aa01797b8343af8abe5b

    SHA1

    e2f20e6f53a17a9bce1e10607fb58b27b6aa034b

    SHA256

    87a51226d63e3a5b5fdafbd10f22b9291686eddebc2e0a0da2219866e4ef289a

    SHA512

    3da6f3e3bdf7f3e7b415679578ac2ac18afa46afa4be0f3f6d360bffb2dd65728437b4ab8bee1ae414493b905a6e96fb14c36c5ed728e7219c8f4f66e8030ffb

  • /data/data/com.eeoyiyvtz.tutthssxv/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.eeoyiyvtz.tutthssxv/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    8ef42c5cc8159a0a5bb759f44ff2ad27

    SHA1

    c7a806568a710b4e88ffc9898ee62a1ff7f7de37

    SHA256

    cfadbb8395501be556f7033dc18675adc5e6d86401f5c7c27889da7b35c94243

    SHA512

    ac84edfc390d3f5042bc29001a0fbec805ff15cd904817ad745ec9995e4252240a89abf3d86e83ab16f67e5b56a974bdc39cd3a1b9c5fc65ff0912fac98ff388

  • /data/data/com.eeoyiyvtz.tutthssxv/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    0ba2164ced538a447baed312822bfd99

    SHA1

    a8d53b548cd0cc0ec94ef907e670e4b446547705

    SHA256

    2386222eb2856cb49770d7d236ec525407bb22109bbc750ad67b0c431cd390e5

    SHA512

    933528167b0dfaaf6ed191cd2a8bfcce7a92f9a69c63e4738bbda709c14c8ef7590c1ac2869f12df2cefbd33deeaccad5b079b86b14bcecfbe0d0ec5371d4ef0

  • /data/data/com.eeoyiyvtz.tutthssxv/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    bd1c7e67bc3dbc06ddffbe13c524e61e

    SHA1

    ae0e5476617929300b8bd714c423c421dbcf6f1f

    SHA256

    b024e4d06c5ecf04f94cceb353bb75b98c4d5a7121764b11d657875598286ca0

    SHA512

    080bd93f82c396667845fa7f67e54ce32f44a291ae62b66cb082c2009df37357197fefae401552498353ae52343fca4fa264f94584b88e4ddc4dad27122589e8

  • /data/user/0/com.eeoyiyvtz.tutthssxv/app_dex/classes.dex

    Filesize

    2.9MB

    MD5

    d05829ebfe32484cdd2de5027faefd77

    SHA1

    e185347bbc6be4ec0512fd801ab18f82872f247a

    SHA256

    4cf2aa6fb9e500457c01ec7f828fd9681cd2ea15ccdae9552b0bd78f1efafdd5

    SHA512

    8a340040900c0b0e7d1cec9c96a931e9f5988f78cb694107807fc2a1b752b34ba37eea90b85078d0b4ac543518f46270d796292acb273a3e9da37f0c989dc97c