Analysis

  • max time kernel
    20s
  • max time network
    131s
  • 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
    03/12/2024, 16:31

General

  • Target

    be423634ff049a0cb26038c647ea4637_JaffaCakes118.apk

  • Size

    25.7MB

  • MD5

    be423634ff049a0cb26038c647ea4637

  • SHA1

    b52025f8b8bf758b8568364f762ba3f6b8e27229

  • SHA256

    558dddb10160448e9bb1fba86f48689066e86908204afa3d9da08088157dd6a8

  • SHA512

    233f66216f7b12bcbda0b7c1ff55519b8b74cc1540d7809f0016f2dc8a9d58c1fbf7055dea720eca1bf8dd3838f4be0e1193d892ad40fbeeb491865f210d45aa

  • SSDEEP

    786432:WlkcxhlOZrHPBbv7dQW6BZG/I6SiLQ/8tnfu:+khrv1TdQ3BZG/+Tunfu

Malware Config

Signatures

  • Loads dropped Dex/Jar 1 TTPs 5 IoCs

    Runs executable file dropped to the device during analysis.

  • Queries information about active data network 1 TTPs 1 IoCs
  • 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.

  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs

Processes

  • com.tomojy.k12en
    1⤵
    • Loads dropped Dex/Jar
    • Queries information about active data network
    • Queries information about the current Wi-Fi connection
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    PID:4254
    • chmod 755 /data/data/com.tomojy.k12en/.jiagu/libjiagu.so
      2⤵
        PID:4279
      • /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/data/com.tomojy.k12en/.jiagu/tmp.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/data/com.tomojy.k12en/.jiagu/oat/x86/tmp.odex --compiler-filter=quicken --class-loader-context=&
        2⤵
        • Loads dropped Dex/Jar
        PID:4303

    Network

    MITRE ATT&CK Mobile v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • /data/data/com.tomojy.k12en/.jiagu/classes.dex

      Filesize

      3.5MB

      MD5

      19dc94d25849ffed8684807f48f19c53

      SHA1

      b49c49922c5711935d9269dafb3516b5aa343e4d

      SHA256

      8eb74d06560e79909b8f7d85aecd89816fccc53ad6affdb00886cffd6d55ffa7

      SHA512

      7a8390fec3ab9c226d95c91d8c2b85516b120cf643517d4caa26688d2f2ea236367fefc03de0e5bee64572dab1957ee554383a5501f25bb0c7c88fd3208f6ba7

    • /data/data/com.tomojy.k12en/.jiagu/classes.dex

      Filesize

      5.8MB

      MD5

      fc2dd23db2b83d427353e941107ee7aa

      SHA1

      30539dc7dfbca411f744654d6da3c35bc463f246

      SHA256

      0019f9c7b338ab10e7d78d4047144eb8cd8189b7a863e5f59427675574ded460

      SHA512

      ee3ac9f49c4bf97ea1aaf716222768a4b6e72bf5cfd2070c01ae1d7ab7b2c4eb40c134238a70ab9d543768be436c07b5bed352dcf9fba647f41f8946b332d653

    • /data/data/com.tomojy.k12en/.jiagu/classes.dex!classes2.dex

      Filesize

      2.2MB

      MD5

      31d59b9f6a3824709ab8b3139fd497aa

      SHA1

      d080151815a72c2a9435091b30ed59a61493756c

      SHA256

      5cd525fd112e65e25fbda5078191dfe33cf7a66fbb8f479c8abc3b1291ba0ccc

      SHA512

      4c5b613e1424b419065324e3ca7f51bb0683c34edfecb1aea00752c972a72ad0252c9c400250b9d11d19b8bdb9a7b1fa9c8974e29cf3efbd0d0782e1a359fb1f

    • /data/data/com.tomojy.k12en/.jiagu/libjiagu.so

      Filesize

      455KB

      MD5

      e5a53000766ebc433b27d6a66ec4f555

      SHA1

      2c8f53f1c03aec2005bcad67d731f07261dabde0

      SHA256

      78e4ea857f10c2df6c7b94f0584524b52ecc099ed29478fe3964037b8a86ed2e

      SHA512

      370a1cb93b14556ad861724f4e9995c9a4c6d37cf2d570f888d1c6000c66d27ac63496b0703361e9fc9bc7f309b7aa4407c5f339d186b0a5b72520d23d04b68d

    • /data/data/com.tomojy.k12en/.jiagu/tmp.dex

      Filesize

      284B

      MD5

      f1771b68f5f9b168b79ff59ae2daabe4

      SHA1

      0df6a835559f5c99670214a12700e7d8c28e5a42

      SHA256

      9f8898ce35a47aeafced99ea0d17c33e73037bb2307c7688e50819966f4ae939

      SHA512

      dae27d19727b89bec49398503baa6801640540355688dfabbe689c97545295c2c2d9b0f0dcd7cbc4cfbf701d0c0c3289e647a152f49ff242d1ecc741efe4145d

    • /data/data/com.tomojy.k12en/databases/cc/cc.db

      Filesize

      36KB

      MD5

      5d7ea1a23af19b4340cc8d90f28297d5

      SHA1

      4cfe95b23a9e98378d69c4290af81b51fbe76aea

      SHA256

      474c4a54534ed96beacad7cc9a805a3f53ec9c0522fc7bcc59771cf500a6a0da

      SHA512

      33071f4c92da0a3df01c4a61dd165df7c7e0f4f37753cafe02d19fc876a5e7fcbb01c069c804e140ab8bfa0644a55f50fd1373646d1c439f817baa5ffbd47f7b

    • /data/data/com.tomojy.k12en/databases/cc/cc.db-journal

      Filesize

      512B

      MD5

      e78a684ed834545a7251b4d09a7e240f

      SHA1

      d664522d8ab14eb3d3c55b6c8e8e31d5db6644a2

      SHA256

      6d50e3f2ce0bf0324d88924634bb94d69bcec80d5a609749967513908a3b1fbf

      SHA512

      83d5a644946c276e1bba0e9105aedb66b16313aa78262e55bf6122e2f3684772f8b7185629000c12fff40cc9d8c40dd6d73fe762ca089f2fc0df9fc54a121080

    • /data/data/com.tomojy.k12en/databases/cc/cc.db-wal

      Filesize

      48KB

      MD5

      d67be0c42ba9dbe840d40e1517833a87

      SHA1

      5c30dece1cb610ac37ee1141bc3fde2708c57272

      SHA256

      3e4f2c8d267fc802e59e78cd565a2db0f81b1fed05ab25864bf869ba7e19806e

      SHA512

      350057cfb3407043909f32e1944e318ba8c277502a3c5925d3b13707e508ed897447738ef889c1ae27a8ee34537b9b0cfa4618555bd72fbe6674b5daf9717288

    • /data/data/com.tomojy.k12en/databases/k12dictation.db

      Filesize

      4KB

      MD5

      f2b4b0190b9f384ca885f0c8c9b14700

      SHA1

      934ff2646757b5b6e7f20f6a0aa76c7f995d9361

      SHA256

      0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

      SHA512

      ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    • /data/data/com.tomojy.k12en/databases/k12dictation.db-journal

      Filesize

      512B

      MD5

      2bf98fe97d07bbb2b4f9b37c18646d23

      SHA1

      1dbe92b603c0627d93d1cf9a2bc4fe8bc53950dd

      SHA256

      cd6615cff1b73fe86a16d0ba4fb239f535a2a460ebea397bdc27486a3dc5046a

      SHA512

      18f163611727b651c12354c4a7b47371a33962adca85d038cf74be7e8a6006bc17fe6e86a21343948376da43b0732f95d6684155a610971fe1b1b75725a25fd3

    • /data/data/com.tomojy.k12en/databases/k12dictation.db-shm

      Filesize

      32KB

      MD5

      bb7df04e1b0a2570657527a7e108ae23

      SHA1

      5188431849b4613152fd7bdba6a3ff0a4fd6424b

      SHA256

      c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

      SHA512

      768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    • /data/data/com.tomojy.k12en/databases/k12dictation.db-wal

      Filesize

      245KB

      MD5

      8d0443a576a894525a25276d87c89d66

      SHA1

      637a26bf860c0b9ec9eee968adb11b5d06ad7fa6

      SHA256

      97f6cfff70e53ed97ed0469b861f5497a992ec74246cf832a87039004977004e

      SHA512

      6e06d0906620e160830ab076f8eea1c06e8702e7ddb27d23f9c0a2efe8f2f2e74be5a0d9a1062c6ef4fabb9ef899dd54ede24d1dab5613453e40e0c3f289c790

    • /data/data/com.tomojy.k12en/databases/ua.db

      Filesize

      32KB

      MD5

      44343f3c62785275fac07eee5d08ea62

      SHA1

      f5a26cfe94879e95878647ad30f80bfcb346617a

      SHA256

      b8617777d22e316ee377861237d994ad5822c6646817ae5da2e5570b726df0c3

      SHA512

      7ca3895f77b7145b68cd78f6d11cc3cdb98e68fcc96a3a1ecd28700a09feb1a105034d756cfc296dc8c88e617143a8bcb593add10d8024e49138c7a38df270b7

    • /data/data/com.tomojy.k12en/databases/ua.db-journal

      Filesize

      512B

      MD5

      a67b90bc6e7abb4a8f3d7e209f1092d6

      SHA1

      9b74c2fbb6a1e2b3c4fc7005d33a19ff4697fc37

      SHA256

      8c455a1d8ff37c0ee6f6d02398553fd280303b859aa749da00147441f649eb5e

      SHA512

      8bf7be9c84b0d927c51eb5a378d0b7b6b4e13786c21789ab512ac296bcd426df3962e28b0fddc98d5cb96619623638628ecf379fc248618e24273997a9f941d0

    • /data/data/com.tomojy.k12en/databases/ua.db-shm

      Filesize

      28KB

      MD5

      cf845a781c107ec1346e849c9dd1b7e8

      SHA1

      b44ccc7f7d519352422e59ee8b0bdbac881768a7

      SHA256

      18619b678a5c207a971a0aa931604f48162e307c57ecdec450d5f095fe9f32c7

      SHA512

      4802861ea06dc7fb85229a3c8f04e707a084f1ba516510c6f269821b33c8ee4ebf495258fe5bee4850668a5aac1a45f0edf51580da13b7ee160a29d067c67612

    • /data/data/com.tomojy.k12en/databases/ua.db-wal

      Filesize

      56KB

      MD5

      fadb22da2047abf05d6a8dd4e285d03a

      SHA1

      fc1801a6bd42a902f67d3a08977feb8d49fe56f0

      SHA256

      2d300dfb72325110ce3c3e6973dffaf5c33cb2ae60ccf009e916a1ce9142849e

      SHA512

      a8c651cb4c1d7aa95607a4068eadb072c39b3c0dce44ef2d82f6685139edcc57900018a086e5d03ae1382f8402c1afec251d12cacf9245ccc0166b3266d51620

    • /data/data/com.tomojy.k12en/files/.jglogs/.jg.ac

      Filesize

      32B

      MD5

      b2f66d28bd8140c44d5164556f821ad7

      SHA1

      87d8b858d9cc8f00609558772bb85bf2aa331d61

      SHA256

      384a7fbb55966f4dbe2585115a8542accf19675f8eae144769b94c6153fca4b3

      SHA512

      94e3122b95638726fc34b70c4c0d0d9b7ed18825bf77bee6cb68b50b6a34f4fae8b1dfa1165015f45375cad788291b7cff39a2ea649891d814f8bc125d333bc9

    • /data/data/com.tomojy.k12en/files/.jglogs/.jg.di

      Filesize

      340B

      MD5

      e5db97cc66edeac0b26093108a39780a

      SHA1

      79996290dacd213611bc2f8f69145ea86ad027cc

      SHA256

      11a767ccf9d1d7a71aa656fef82a2d2e9c63c0569589d8243d47ec007c9ba268

      SHA512

      30afcf3bf46ca334dd724d67a974ac587e930109a15d2040dd1a2764d6011cd48b42b1b8d5b405defde8790c3cf5334d2cc2698f110fd5befd5494a4b1aee19d

    • /data/data/com.tomojy.k12en/files/.jglogs/.jg.ic

      Filesize

      32B

      MD5

      466eb32d9fac2b91294c55009f3f32cc

      SHA1

      4011ab879ef5a1b1086e2e0de865468c47283e51

      SHA256

      25f7015bdf344bdd404678a791bfe6c5216923039095e77afe3e183f46983b11

      SHA512

      ec9da8d35811eea1b9d2e05e73c732c7dae66ba08f31517d57a186c963f5c4618612b37be7f026ee9ea8a1b11191fdb3f90e5dbe2f98d02e422845b10c746970

    • /data/data/com.tomojy.k12en/files/.jglogs/.jg.ri

      Filesize

      314B

      MD5

      e77f2fe47f7403d9470896039e82fb69

      SHA1

      37a2c227d2a6ff32120196adbd185fa0ce65c9ac

      SHA256

      d2e908b0ee2183ede68e015ffd0bae30af1a9a28c0e4414efc597a257b1dade9

      SHA512

      c0c57f945c676bbc87685f0dddb334282936170542c2883fea907a5ebf9c0fb46beee993bac51aaa5aa9d39ce24ae9be425f2b3aa254f1b4e29e13b2e249e4eb

    • /data/data/com.tomojy.k12en/files/.jiagu.lock

      Filesize

      27B

      MD5

      f4acfe5e69042444b26a424d8c8d416c

      SHA1

      f9954f08793fa1c4de64b31c0e241cea8714ae6b

      SHA256

      b13ec4d33fb474e564f873734daf8b496bad5018cda66d2bfdb2114d579a50eb

      SHA512

      714689c650c3b7bb86f7e22e749dc49500d5c8386ce285e5a87d2321ae2f75f34e260cca48dd5e5bbd6af0b22476a40badb4a387d9df62d898e9e0cff287eb56

    • /storage/emulated/0/360/.deviceId

      Filesize

      48B

      MD5

      1d8d16c4e3b19ebf18988530d9b9a757

      SHA1

      bc94c1cce05cd848a53271ecb9c5311e27ffebf5

      SHA256

      abd87140da8de3d0aa39a24a8d52bfe7b2eb28f7a3d505f205471c7e8f4964d7

      SHA512

      4562d1eedbc5c2dd7f25cd1c70343053fd451026403585182b142a64f17016c1bd0bf6ad51667b439b220e425640e55fbbda08517e7106376cdc220a4555da82

    • /storage/emulated/0/360/.iddata

      Filesize

      32B

      MD5

      e4e62f8829559430988c6517af17dba5

      SHA1

      9da4a0af3ae7d68bf750f5c80d01b84f558fab90

      SHA256

      f717a8cfad96dd77467b45d931f9e7acddb74ae247a81f7f6fd184b26b73d8e6

      SHA512

      8b90e82a7a954ddb0aeb7707f546849ad46354c60901f1a7ec2c31353b8de4a1044a03bb4b0c6774c9a67cbcba1afb255e4283a7e62b18f92453dbac4f30c927