Analysis

  • max time kernel
    177s
  • max time network
    154s
  • platform
    android_x86
  • resource
    android-x86-arm-20240514-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240514-enlocale:en-usos:android-9-x86system
  • submitted
    23-05-2024 13:03

General

  • Target

    6b0729eed8e10171ee64c1ccdd8288c4_JaffaCakes118.apk

  • Size

    602KB

  • MD5

    6b0729eed8e10171ee64c1ccdd8288c4

  • SHA1

    698dd353df4a1d854fef2a701270249cdfde809b

  • SHA256

    4c9c6ed95a93957a9a8f9adfa39ee10ef5a8da059ead5d764c06a83f81005d66

  • SHA512

    aa3cefcca19f662d44e4cab42ba357972734b472e205d78949e8d015d3f4eed69f604a292a9713f9f35885c52fc537fcb16c219239e791bf15f0af7d741be38f

  • SSDEEP

    12288:EEaFZvkGGNUuWW1NVwCKn6GAx1d9H1BY+0aTBpqSol2KpElpX79Iyb:EEaFmFN9v46flH72wOSoMKA9Iyb

Malware Config

Signatures

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs

    Checks CPU information which indicate if the system is an emulator.

  • Checks memory information 2 TTPs 1 IoCs

    Checks memory information which indicate if the system is an emulator.

  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Checks if the internet connection is available 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • feifei.shasha11.meta.face
    1⤵
    • Removes its main activity from the application launcher
    • Checks Android system properties for emulator presence.
    • Checks CPU information
    • Checks memory information
    • Loads dropped Dex/Jar
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks if the internet connection is available
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4331
    • /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/feifei.shasha11.meta.face/app_ttmp/t.jar --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/feifei.shasha11.meta.face/app_ttmp/oat/x86/t.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4368

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/feifei.shasha11.meta.face/app_ttmp/oat/t.jar.cur.prof

    Filesize

    540B

    MD5

    0a61ce689abd84016aea5d3fa9480431

    SHA1

    0613659a78c3098b3a90a6b682f782121ce4c018

    SHA256

    78aeaca358ff44694180e504091b61508ca0f10fc7f3c41f50712e7d2f87e622

    SHA512

    8fd8f495f4720192edb314651615d77195c0a6856d39c880ee331ae40736ecbeebe69005c2e710508d52ee3861a9707750b3e8ba20798433f05addd83c57e1ea

  • /data/data/feifei.shasha11.meta.face/app_ttmp/t.jar

    Filesize

    276KB

    MD5

    9aaea567e0c93e51718ba7eade0e83df

    SHA1

    0005116aad1779361b70093db00fed5ac090ae23

    SHA256

    b30a95dff6f65f444472971c8aaf895ffc8e66e0117ce242ec4cb8a8a519a5ec

    SHA512

    2aef1034335d8752f4e25ce6c5823ce03019536cc6e51ee61b5291c77a0f356a2517e0cbe7f2c4cc2d897115dc856449a342cfdc247c9d34d313187d15b2f890

  • /data/data/feifei.shasha11.meta.face/databases/feifei.shasha11.meta.faceb

    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

  • /data/data/feifei.shasha11.meta.face/databases/feifei.shasha11.meta.faceb-journal

    Filesize

    512B

    MD5

    27913b0120f3ad56fc89bc01adad4652

    SHA1

    fafb6d654d1f6f4220ca3ac525c780068c74ab98

    SHA256

    591f4431037af525be85faff6798ca992b80984ea224dbf7a5b0071e8113a7b1

    SHA512

    81c6db25d48174df1ddbdc7e43aadc93356edca3900f3b28350173debd69352382745ed850f2cce0b6b99e884312f30b39437607277ef2dbf1ebd3f9c257d00a

  • /data/data/feifei.shasha11.meta.face/databases/feifei.shasha11.meta.faceb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/feifei.shasha11.meta.face/databases/feifei.shasha11.meta.faceb-wal

    Filesize

    92KB

    MD5

    05b02e3f2ff085303899d77f6ae2818a

    SHA1

    4403ce8ef97e9a58b9e47c9912f1cef9f0078b73

    SHA256

    3ad3f976d6657128345d2a5a75bacacd23f748dd1ad885ccf6fdde615979783e

    SHA512

    93423254bc02fd16f6d14cb628be5fe8cd6690272137aaba13df5e860bc65171e6e69f219eedf365517aedceecef6fef1f478db106b75e58aa837605189f393d

  • /data/user/0/feifei.shasha11.meta.face/app_ttmp/t.jar

    Filesize

    587KB

    MD5

    5f187161b6cbaeb08a57c166bc1c8954

    SHA1

    71897ad46bf5ce055e0891775fbf3949d1e03e10

    SHA256

    f093e6aed6e100f7c164174270f384493e63a449c02f5df02f88aadfdf0ebaed

    SHA512

    71c2854911e5a145ac6cc2f63f35f00339c7f63456aaddb4c7a4c7d314eabea729cd5c11393ed415fdd3f25c88ba55a327912d406900245a8ddd35ae59dfd3f4

  • /data/user/0/feifei.shasha11.meta.face/app_ttmp/t.jar

    Filesize

    587KB

    MD5

    f72c3d07507c3e26d317e9117ba757d1

    SHA1

    cdede4739e9dd9fd95243aab5e44c24f93f825c3

    SHA256

    1c65834d9ca018c6496a8b9957589d0e94657911b6635dc21a448d78f9238887

    SHA512

    3420714252e7503abc13c99274d767b0bc08671d769460dc61823ab9470e145fb75c5dfaadc617d3a05cf251ed5ecf38ea7e8c1d7b343bca4d7e8296f1b805d4