Analysis

  • max time kernel
    42s
  • max time network
    155s
  • platform
    android_x86
  • resource
    android-x86-arm-20231215-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system
  • submitted
    22-01-2024 22:03

General

  • Target

    28aa131b1ef777995da0e7a63b369f194c2120a942e8cfe370222ed325990728.apk

  • Size

    1.1MB

  • MD5

    d18205664c3e3db7c733ef2844ef9c09

  • SHA1

    91174240c632d273d163be217dc12b5209fe5dad

  • SHA256

    28aa131b1ef777995da0e7a63b369f194c2120a942e8cfe370222ed325990728

  • SHA512

    367814713afc264ebc21477f2bd01385bd156ff7024c2e41bed21ac23a4ad91a1e6b97391244b484f50124ca3b3a4707eae1d755e4dd2544cf925dfbe038e937

  • SSDEEP

    24576:sMDZIPhrFuVi2VYAgU94DgvyS8ZAsmJWwjojDQUwg/CqHF:fDZIlIjVY9E4Dsy1k0wjufwg/5F

Malware Config

Extracted

Family

hook

C2

http://93.123.39.77:3434

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
  • 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)
    • Acquires the wake lock
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4249

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

    34fdbccca77c8c8b1bdb175ff7437c93

    SHA1

    1eccda2edd1e892f17d1b17212e54e2a85169884

    SHA256

    d7defe66079293194a43f1866f883df634ee2e8c3422afad13815c0b0e14534e

    SHA512

    0f533a568355bbbc3825676826484552caf6ae0d7dcec7511fc4c522075138bf000866359694b45a9110eb8fb489062324737ec03166dafed073e5cc4f4a3459

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

    Filesize

    28KB

    MD5

    cf845a781c107ec1346e849c9dd1b7e8

    SHA1

    b44ccc7f7d519352422e59ee8b0bdbac881768a7

    SHA256

    18619b678a5c207a971a0aa931604f48162e307c57ecdec450d5f095fe9f32c7

    SHA512

    4802861ea06dc7fb85229a3c8f04e707a084f1ba516510c6f269821b33c8ee4ebf495258fe5bee4850668a5aac1a45f0edf51580da13b7ee160a29d067c67612

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

    Filesize

    16KB

    MD5

    58c16242e0384ccd48d39201943c5cf0

    SHA1

    5445e7fcd0fa8720be37e8ac941dda5d0e9cada0

    SHA256

    141ec1ce552e0133cb20d221516cbf3538c9157e74ed2f77aa6e3221475c5e3c

    SHA512

    b799940e6105597c53c3e8a236d5ae0039938f74a624352a7d572fd2d5e11b39791394db2df61aa931bd8a24eec87e3856508b6c54321df22ef7cdbac33004ca

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

    Filesize

    108KB

    MD5

    c44bce15fefee3bcb2ca52943948e75c

    SHA1

    8502cbe1374f89b973e2d6b354d32bde097c1d4c

    SHA256

    869ab0513cd8f5e672c16bca4813a0f122630dff6c5bf651415a8ccf10b94e0d

    SHA512

    526839985880016b987a3ff858631b241bbd8cf1fe104391d970cbb36cc9828cb555cdcd2abf4c1b3b8b36755cdcac9ec8c10e5d5d81d635469c8b57699cae2b

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

    Filesize

    156KB

    MD5

    8b4fad11ed6e23ed8e6c2ce6af2018c2

    SHA1

    9f24aab83cad32bccd415d3ea0017adbb588d58a

    SHA256

    03624ce2304be160262fa7dfde5074e95883a2b3745755ad2ab4637d52dad27f

    SHA512

    b92cad46b008e37c14b31cc072095da0b7a157024ec5b1596ba65e89b6236f1997cc214a67c1f7a28395c416df429e990348339ec3d40e38a3ec5b7e31279451