Resubmissions

13/04/2025, 02:09

250413-clm2mawzb1 10

10/04/2025, 22:01

250410-1xa37ssrt3 10

Analysis

  • max time kernel
    148s
  • max time network
    169s
  • platform
    android-10_x64
  • resource
    android-x64-20240910-en
  • resource tags

    arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
  • submitted
    10/04/2025, 22:01

General

  • Target

    889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96.apk

  • Size

    2.1MB

  • MD5

    5b4ce4c84ad6cb33cbd232d606f39e22

  • SHA1

    cb14ac2d3efadac5d3bbab1e54988bd32f81bc87

  • SHA256

    889adceea7630db51ec63440a9d06f8309fb1568c556d2d60f47cbc02da8fb96

  • SHA512

    b2d805f7201dda9a188448664497b5942cc862afe8fac9342462a544de4064dda1cd4287988d36aafa0545eba11ddf83ec59817e7e9abc7d83a8026c64233080

  • SSDEEP

    49152:F//smWXDb9dPa8Peyl19AGfSprrz6vv+SiOrgR70S51BZY:5/sm2H9dyc/9HSprrz6H9bS51LY

Malware Config

Extracted

Family

ermac

C2

http://154.216.19.93

AES_key

Extracted

Family

hook

C2

http://154.216.19.93

AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Ermac family
  • Ermac2 payload 1 IoCs
  • Hook

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

  • Hook family
  • Loads dropped Dex/Jar 1 TTPs 1 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.

  • 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.

  • 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.kararamakarahfgsac.mararadk
    1⤵
    • Loads dropped Dex/Jar
    • 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
    • Performs UI accessibility actions on behalf of the user
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • 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)
    • Checks CPU information
    • Checks memory information
    PID:5068

Network

MITRE ATT&CK Mobile v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.kararamakarahfgsac.mararadk/app_buddy/oat/qimuMe.json.cur.prof

    Filesize

    2KB

    MD5

    b09c6cb853dce9c0f7a362ef245eeb20

    SHA1

    73830c3b6fdd80df51b4d55a87b064cd8e462806

    SHA256

    34aeb68e6367a184f554ead1d8e747b1c03273c0e08964d3ff884346be8e1eaa

    SHA512

    30f709ebb375bf111903490a6d998da46d4a6bcaf2d18ebc6968b226da0b2939d9073ba24462ce1d3e0b2973d79e4919fe0deea20971af2fb68ac75c40708c19

  • /data/data/com.kararamakarahfgsac.mararadk/app_buddy/qimuMe.json

    Filesize

    736KB

    MD5

    ab42483eb0c830c0b592cf922f0dd78e

    SHA1

    eecd7472139ff9a3b9de395685432b1d2f630ca9

    SHA256

    3c32eb57c2b510e1747088f52cf19a172d38aaa5af43ab5d243a91c95742a50f

    SHA512

    b2f3f99b73c35aa9cb2982f511aa03f0ca63d9f1419a5fbcb28927d3b53aafc0b7359528f7e6547eaeecc2055f2e414ad3c0a1e5b334f7ad9486e22ae884acff

  • /data/data/com.kararamakarahfgsac.mararadk/app_buddy/qimuMe.json

    Filesize

    736KB

    MD5

    840bcb002db4e54b56196124c1e80565

    SHA1

    4137d58593abb62f3e0c53b00aba9d0b12684665

    SHA256

    4a61b331d74b6e6176fd2af07f286a641e146ca0f598d35109bfef55989479f2

    SHA512

    cf5d2bb2e76c36d36ce039a2bb72994bcf189af7844899020a4fb28806ce38dca3f407e74c1bfa0ac971fdc755a4ae23d4c73d57b91d55502e7ff193c389b36a

  • /data/data/com.kararamakarahfgsac.mararadk/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

  • /data/data/com.kararamakarahfgsac.mararadk/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    75b2105d025ce89272979eca57806856

    SHA1

    fab298c5cb9fd1df7c3aaccc4d9c256d1b34711c

    SHA256

    c8b136df0bd300c2162d600c177cab2f47c3744fe18fef52f3502a7439ee5249

    SHA512

    27a310a1e2189b20b96d69c61b8209e2c41775bbe33f2ae8f20048ce301d1f816b7824ed76f3211a6fa0d249517a4427d21ead6c70d052b484d16e36dd1652f3

  • /data/data/com.kararamakarahfgsac.mararadk/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.kararamakarahfgsac.mararadk/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    3f9057e46a000e01bbbb3c5b48eb2cfc

    SHA1

    05800171c6556cd9df22cd5e7b7ea1ec076cb77e

    SHA256

    66cae1b0aebf3792c683539894497d68ab90fbd6c7d29f3d2413d5950ad5ba09

    SHA512

    c704a2b7e127dddda7d033cbf74f9f59d98ce28892c38a73833861dd7af36fd5fca4d873c173721ea066e4b99f694c0debe114e7d35e5f84efe81cc0a0f5a81e

  • /data/data/com.kararamakarahfgsac.mararadk/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    48480f67afd47a7942429828ca825520

    SHA1

    3399e2db4b66a381847534719d5726e4f1b6fe98

    SHA256

    7caa9c7c1de39349d25c65b8c0c68e7f75756f7581ad9fec1365a39ceaa06d00

    SHA512

    61bf4bcc6b876d80babbfa398136b16847f985f8e14256521c613dce31783cad17bca45cc4eb4a5884b2db0dd9e6b004003f996f8d71628bfeed6dbb58804d7f

  • /data/data/com.kararamakarahfgsac.mararadk/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    d3179589a7f3eadf21ff147778b7ba38

    SHA1

    3ab0302b2959b39daa20dc7ff1c7df06c20a5af5

    SHA256

    4e97a669bcef0847288a043f4e0b200640d41750b07824eb0ca2292e4191ddaf

    SHA512

    93805f321e0703255b4c2c5ce566acd5275d5fc2990f8964fee790bd667198ec6cbe1115ddb96a7c9d0f3935227116aae1bcfbd3eae7919a14d32a1726e997a6

  • /data/user/0/com.kararamakarahfgsac.mararadk/app_buddy/qimuMe.json

    Filesize

    1.7MB

    MD5

    d6e2c5ed461d65f8df2181cfef701968

    SHA1

    08d5b93228e77f3f28b7b08a226ee9efa41b3218

    SHA256

    42e0b6e8ad85eb998a6bcd82f95ff8558c78d3c3da8492f93815a0d1e033251b

    SHA512

    202b068e33054a0057808f50a16a762990149bf372cd71de5b219a431b1cedf38fa51505082fe2bde5bf53bfb5936736f580eeb6a13ec222243da7e466fa15f3