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Analysis

  • max time kernel
    2897985s
  • max time network
    156s
  • platform
    android_x64
  • resource
    android-x64-20231215-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20231215-enlocale:en-usos:android-10-x64system
  • submitted
    27/12/2023, 19:20

General

  • Target

    dc4712f817e553e8371df12013c9ebe027056bdbd2aeb56442b5b46ac71f321d.apk

  • Size

    1.2MB

  • MD5

    9c71138391b46bdc409b2127c7c9baa7

  • SHA1

    ea7d6c968f085c84e2790a49986635cced746666

  • SHA256

    dc4712f817e553e8371df12013c9ebe027056bdbd2aeb56442b5b46ac71f321d

  • SHA512

    1951e1057e337f4a50a8d7b70ef45bba826096bb8064337bc78d30e07894f0ffce63b07d97d131602d219818d2f0ed94e10ddebffa3c08f9d239714edc5a67e2

  • SSDEEP

    24576:sWTVd0Vv4B/nQz321KE9nx7olQmY32g/E0SMtS:saVTB/n432Usag/u/

Malware Config

Extracted

Family

hook

C2

http://198.186.130.12:3434

AES_key

Signatures

  • Hook

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

  • Makes use of the framework's Accessibility service 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 IoCs
  • Removes its main activity from the application launcher 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator.
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.tencent.mm
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
    • Removes its main activity from the application launcher
    • Acquires the wake lock
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:5057

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    d9992345e273efe1212f38298a5f5a6f

    SHA1

    205d31dfae709e1ff00256b44429a8567de85bf0

    SHA256

    b54fcab96879c03a78472f3366b96e04dfd959c166fd16ca4063643d3e85e60b

    SHA512

    f76334f3c69f4e71858155afc9c6a62c6947dd8913680d6007402b5f23cc32ea4fdb6d5d369e065d28435742fab40aa9f436757bc6292173dc98a0bb8cbd78fb

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    085f3fe18247d54efc77dd05e995a19d

    SHA1

    a2528aa73ac815ad297c1e0a1c89c73c4604df07

    SHA256

    0baab24b85145d42b20e90eb2076f77f16b52597b4739e0d48214b4a22ac0c9d

    SHA512

    a98bcc147ea2f814d6ca3d417a2843db6a00b8b84620a1181c4014c1c5c3a3c7de32a325945675aa231abe85d0f7d7917ea405fd27715c5425b00f006d561da2

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    0d79186830eb8fd37bec329202a1dd2d

    SHA1

    7b7877c7a71507fa54a0096c383ce1b892b0a931

    SHA256

    ffffc804551c364e504e8f59e2db69a632327d53e6aaa6e598a4c19e814e3a70

    SHA512

    bfeeffb11916eda75e869e96ea972f2a4cc532e36d6d2cbedb4bd1e5be8470da8d8f8a120c5c5a07fdbd3897457f76a2d6c4bcacfb2cbb29c21f4fe521523c95

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    156KB

    MD5

    534348e587b6034859eae2547f4e7a9e

    SHA1

    8d6b3af2bbab25bae10942b1451e0af09c17d0ce

    SHA256

    cffed7e94d4f69fafe0ac84cc094379a0dcc4808c7e02cd0dba19f4f4515e619

    SHA512

    e586bd0717fe5510cc22a747ebee86737d8ef4feb9bc61e49f1ed423f5caf615aa17de79387e216c269c696ee05449e4942dd2b1db69bc2e7226be1866d2db9f