Analysis

  • max time kernel
    519753s
  • max time network
    161s
  • platform
    android_x64
  • resource
    android-x64-arm64-20220823-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20220823-enlocale:en-usos:android-11-x64system
  • submitted
    05-02-2023 00:27

General

  • Target

    Test-GoldenCrypt_1.apk

  • Size

    3.7MB

  • MD5

    ad1c9280e2720887e64602d87a1cf122

  • SHA1

    672014038e4aea7eeeafbc289b7538e887ab96fe

  • SHA256

    5ee21b2ad8525277035379d8c96e9aade1b6cc2f41e4877380033c00e8710686

  • SHA512

    dbf91c21f717e04eabea4eda52329691354cedd049a90839f443e2ad5b69d0b0db92106cd0ae14bec4c268daed5766993a50d6b965eee66ef11f3ea0e6929395

  • SSDEEP

    49152:zX6Zo1QPKzvMSjjajd3q/mZ0SWrqf/5uVuM7aaDUm3QBe7kkT/ZjmPsT+9HLisxC:zXkkGstkU/CpsVuM+at3Qo7PThj+EV

Malware Config

Extracted

Family

hook

C2

http://5.42.199.22:3434

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
  • 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
  • Loads dropped Dex/Jar 1 IoCs

    Runs executable file dropped to the device during analysis.

  • Reads information about phone network operator.
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Removes a system notification. 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

Processes

  • com.gegukivoyekugu.wixaso
    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.
    • Loads dropped Dex/Jar
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Removes a system notification.
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:4579

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.gegukivoyekugu.wixaso/app_DynamicOptDex/araS.json

    Filesize

    699KB

    MD5

    07824c8073ab4868f99ab51ce39bdfdd

    SHA1

    e18b345372143ab2d5c83450f9a908fcc5d3c0d7

    SHA256

    60a661ad13e5a77b9e88abb4efb24043a3c94eddd0dcdf5631693d5c8fd24dc0

    SHA512

    7d6dbb9403e7bb0c0e8583b65b0d19eb732387cb60a08a96fb8f6ca873a335780fc25992d3f47598e6514af324baa01085ec2979b02c460662a4a74f2eee518c

  • /data/user/0/com.gegukivoyekugu.wixaso/app_DynamicOptDex/araS.json

    Filesize

    1.5MB

    MD5

    f9ce162ab0df7c1c60cb716339a3e12f

    SHA1

    554d6763c2b491ff0a073f7b585ff065504b870f

    SHA256

    b4ac77d28f07eedbe7b91642e7d5f6f3a2f0e0194a19a6dd268223a4c5a092bb

    SHA512

    935fb3461ca1ff87f04d2cea5b4a59cadd44c0d33373ecee4bc3a87d4f6fead4d1de4a6ac356cdaf9f08eb8f6c610349b154f60f9c4c1b31bac58329bb47fa43

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/GPUCache/index

    Filesize

    48B

    MD5

    6d7d499960179766cd4261d12dacc411

    SHA1

    e6f8553b0015e12b23cc551afe98763f3b1c9bed

    SHA256

    c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

    SHA512

    6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/GPUCache/index-dir/temp-index

    Filesize

    96B

    MD5

    2d95f3f3e879b57e3e81039c35da5728

    SHA1

    c142180f8742693239d72b4af0262c9355d22711

    SHA256

    76c028c3a6ae2f7be77f7759051a8cd98ae6009bae04c599db0cd4252600fa7b

    SHA512

    2b8c9fb889963f661da12dd590556d324ac577b0d3fcb01bcf9cb73ada280193947f5e52a49584f6e6b6c09f55b48024475bca68daef727db142a65c615bb7d4

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/Session Storage/000001.dbtmp

    Filesize

    16B

    MD5

    46295cac801e5d4857d09837238a6394

    SHA1

    44e0fa1b517dbf802b18faf0785eeea6ac51594b

    SHA256

    0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

    SHA512

    8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/Session Storage/000003.log

    Filesize

    61B

    MD5

    9f7eadc15e13d0608b4e4d590499ae2e

    SHA1

    afb27f5c20b117031328e12dd3111a7681ff8db5

    SHA256

    5c3a5b578ab9fe853ead7040bc161929ea4f6902073ba2b8bb84487622b98923

    SHA512

    88455784c705f565c70fa0a549c54e2492976e14643e9dd0a8e58c560d003914313df483f096bd33ec718aeec7667b8de063a73627aa3436ba6e7e562e565b3f

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/Session Storage/LOG

    Filesize

    137B

    MD5

    ecd5342a86737106882cef589e5234a1

    SHA1

    cf6709e0ff6b4cbe97b4ec77c7c3d6c4fb5f8b20

    SHA256

    864914fe7cd98d2222b122421aa6c087075901c7a935ee2351a9a9f52c4c5603

    SHA512

    f785d678e156454842b3353b6da54e5dc3d52a4fa849f0e5e842dbcf8b306345ba6d248ecb2f1d30108dd1fd01f0ad1e0cd3bb24bac91bd5976400429b22591d

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/Session Storage/MANIFEST-000001

    Filesize

    41B

    MD5

    5af87dfd673ba2115e2fcf5cfdb727ab

    SHA1

    d5b5bbf396dc291274584ef71f444f420b6056f1

    SHA256

    f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

    SHA512

    de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/Web Data

    Filesize

    120KB

    MD5

    a48cd9324b1f8754b07f00d863b840f3

    SHA1

    11c6614775b35a58f440971dfc87c8aaac6d6173

    SHA256

    8859a216183793485d4699bf69d7ed96904679834188d07b9a70424d47eb1420

    SHA512

    35fa712f0af4a5eeed7e00e4e59ed5027dc6609d268462fe79d92043be9ae0c5961ce9e1d2f64b1a196c9b6aa6242b8b83817b3ee4c1058596c58a99c45478b1

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/Default/Web Data-journal

    Filesize

    2KB

    MD5

    a65119d4e137df583c0ea8bd0e4e3860

    SHA1

    4ac36dd8208dc0bcefe6499897600f022533121b

    SHA256

    17bef227dccbb28b523c1c42b6b73013c75e48d9b8c0ba88a85e025746d1928f

    SHA512

    dbf6dd750d84bf996a700e580bec0955140a39424a4892f7d7cc52882e0818db6401238ed1d407007ea48d6bfbb254c18b422adce42caa3b85fbd39d11aa797e

  • /data/user/0/com.gegukivoyekugu.wixaso/app_webview/webview_data.lock

    Filesize

    31B

    MD5

    ed5f33802caee6d92e7e903740eb0860

    SHA1

    ee7e84edce10408ac281ce205e1efdf795586ccd

    SHA256

    f849f4de417d53dfda1adc67ee9f1fdd51c11e22034008e58c9bac00fa1e9fe5

    SHA512

    317cbdedf3276f67b479a7c6ce55abeb90ae8b65664bd9d030a1f20ef4125233261349e1e59c5c4331ab797939046c016e1b3396cf396e4b7b1a33d429d3cc60

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Crashpad/settings.dat

    Filesize

    40B

    MD5

    2b24833b4c006179a276e7dc37808efc

    SHA1

    1c707426c442c7d339149a65b23807cb4cd327e3

    SHA256

    b9a59af47dde0d4eccbd819ec0e3e42146c4643726009bbaa950645e9eb134bb

    SHA512

    392e01655eb646e9298338905ba7e9ad1687bcef023e433d6a7d21550c7f8994deafa7956337593078117a767da05e6e4fd75fd033962680cccf376adaad312e

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/1dc40779bb8387b8_0

    Filesize

    426B

    MD5

    c07d7507c03bb4d253ab2167d85d889b

    SHA1

    993a9bf6018f41dea1035458c332ead67f421266

    SHA256

    4a4f655ed5b28fd7cab963e9a28ca012dd589e30a355a792392791933983bbf0

    SHA512

    d11f76751fb0ab2f1f9dcbf44abed06391301c1d1c005d0fb73ca0dd9caa72bc7c4813e0d41be9feff4ef381e4fe15d55c8ee637c79a18effb57688f9be17193

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/4c70d54a92cdffb7_0

    Filesize

    514B

    MD5

    d0493d3c4a8e6137aa8e26ff54a4183d

    SHA1

    faacc3d8daeef1216f1121f30205ca161f2b80fb

    SHA256

    20dd7a255bd273d4eee47bf8e6ddcf8f352655a727fe98f0ed86c5ec559d6daa

    SHA512

    62c54532d430a7a536cd010a72c05c154b343f27713558b78ee604053be95a14722e877ef4d27908e9a63ce2cfbf69adcec213e4ca278e5d8520266e5653bdb2

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/74a997b66d0f8136_0

    Filesize

    492B

    MD5

    226f67a9739004e14e2c06efa687f9f0

    SHA1

    c229ce9617f08c3e7a8206e73448ca0625808bf0

    SHA256

    800726bcbc84679265d57df2f28839b480f5abd922fb5781e5eef88a8b3146bb

    SHA512

    715af6a606bc40efb251af04469c84d870752609ffa185dc3f8ed66c6981d14aa614d2fe6e3b5741b99b40e2307fdc9f770c04a1722f2ea45338e8ed6e1da8b6

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/Code Cache/js/index

    Filesize

    48B

    MD5

    6d7d499960179766cd4261d12dacc411

    SHA1

    e6f8553b0015e12b23cc551afe98763f3b1c9bed

    SHA256

    c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

    SHA512

    6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/Code Cache/js/index-dir/temp-index

    Filesize

    96B

    MD5

    1f08a696e54d9afb0844bc54e5e37f54

    SHA1

    c25b635f8653c9e37b9ff28ded57c2f9c5ad9d5a

    SHA256

    af5a6651ead003a3cf1a8e186bdfacb4692ac233c9d227414a5b192546f1ef14

    SHA512

    0b078370a60df1cedbbd0be5607767f621e117e9adb77346bcdcf6a91638073b2013614a500bd12a156a681321f6a7ad877e2783db69bb6ca4907de1e0f3f333

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/Code Cache/wasm/index

    Filesize

    48B

    MD5

    6d7d499960179766cd4261d12dacc411

    SHA1

    e6f8553b0015e12b23cc551afe98763f3b1c9bed

    SHA256

    c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

    SHA512

    6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/Code Cache/wasm/index-dir/temp-index

    Filesize

    96B

    MD5

    03832297913ad8fd997bb59e9984c7d8

    SHA1

    3afd45a3a1cfc6594e843f56e3b83e694dafa179

    SHA256

    e9c85a587722f927e02e7f2ba4a269eae33ecc26b8734f1adce22c9a4d3d18c1

    SHA512

    4a6cc916e0f25fcecae2da84cd63eb2423d12d2054335c5af6c33b9f1af3025cde968cacec0d692aa81ca3ed7d191d33866c47b2654d1809933fcb5b5a2d07ee

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/c4c671fa17cf644a_0

    Filesize

    472B

    MD5

    b7a81901d138938c2b6345078748c4dc

    SHA1

    62b46882c34544e670c1ab28f25479f1d6edc4d7

    SHA256

    21c0cca083c2d97aebf8177cddec34f581ee58381a6cd03f5b1a1005e48535c5

    SHA512

    90e8904a5c2da01d3cfdf0cc1d75a15e179f6c86bae11c1989d77308e0d798cf20865718a7b8fed0a34f2d03e06fdefe1ac8e4cd7a9f3c68960265e2d9e69dec

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/eeb205d44f74f948_0

    Filesize

    542B

    MD5

    4b607552932fa90333f2db4cab426ec4

    SHA1

    34f72e2596cf80c029e8ac2e145e383b8d1ae427

    SHA256

    e6853ef5bdea75c3c54b14f9ce3627a8d58c84c8e28f1e6cce5d533b36f04b5c

    SHA512

    8d8fad65e3e102e932375e8d5e3a34732567db01acdee2228d93e5dafe57ec2a3c8cbf9cb0034557710ead9ac084a49ddd7947fd021d735b384e45a8ca4325de

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/index

    Filesize

    48B

    MD5

    6d7d499960179766cd4261d12dacc411

    SHA1

    e6f8553b0015e12b23cc551afe98763f3b1c9bed

    SHA256

    c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

    SHA512

    6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/index-dir/temp-index

    Filesize

    336B

    MD5

    b4732b168214ce7a240eb74d764b0735

    SHA1

    fe74bb0a9521abc8b47a692a9d414aa8f81dde60

    SHA256

    7226b837ba129e2cdb2f9b6bd7306192eafa27430e593a9349535b923cc2ee77

    SHA512

    6359829e425cc473601b2752041423fc60afec033279b749f2d8600fb016d884f929a49ddbebcbece278ab13eb5481d63bfc918c893e80e8834495d8ce344004

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/Default/HTTP Cache/index-dir/temp-index

    Filesize

    96B

    MD5

    76ea2aa1959b9f7e9855528714839097

    SHA1

    6e756d54944278489cc8d88036b33890aee1e5bf

    SHA256

    0651dfe75bb39799949775bd276ecfda25231d18aeace05398caec1058ca011c

    SHA512

    3366f7eaa91db8af2c03e28bcaa6da08b89ff00c04bdac8d4625d10cf695ecef8abd71408b7c0453c3e4f743b8e4153767dde0858d2db599b257074364795606

  • /data/user/0/com.gegukivoyekugu.wixaso/cache/WebView/font_unique_name_table.pb

    Filesize

    57KB

    MD5

    f080fa2a56ab5479d58063e5ea871447

    SHA1

    4b3fd57a98916fa5784305b76ba30af26b5253d9

    SHA256

    0aa374bc456330fd1b5daf18d25b4bb8e2df1998dfa85466f2c31843ff56e815

    SHA512

    8aee3186a95b389d39882620b7c4199a29aa50580aa98a381b2931a934de6406943c89d4d00ebeabff21e2b03b4a4adcc01e37e32a2335c4838be24bdbf61936

  • /data/user/0/com.gegukivoyekugu.wixaso/no_backup/androidx.work.workdb

    Filesize

    8KB

    MD5

    e579a6b00eef1318f9166352228eba18

    SHA1

    76988896854f0139083e77862eea1a4846cf039f

    SHA256

    4b34cf505050facf47aa7936e4e7667e1969105665c632b3eefe7ecddf9a6935

    SHA512

    c47632e957d87727bf6504a82ca7a44d8da24d30cd997a0f449a96e4f97c656a1b4d9da3fcd827e2a48c59677688da0b872358ebd0f9369d898d1b8ec18d5699

  • /data/user/0/com.gegukivoyekugu.wixaso/no_backup/androidx.work.workdb-journal

    Filesize

    1KB

    MD5

    9ab338b8f1a73cd3a01bd0f764b3a082

    SHA1

    759521acf0651e05c9ab41bbb8bc6506f33931d8

    SHA256

    84df1fcdfe1342a31f195bd3142fa21621302c0fd697d4c23682a92c1f218f2b

    SHA512

    b80f6e94ee7a312154e034934c78548f6cea621ecd86e99c7be25323c7b320b3496ed6b8b9fbea2adadc711f6bac4c8ae0f7bd40b8d5a4aa1b66624127176a54

  • /data/user/0/com.gegukivoyekugu.wixaso/no_backup/androidx.work.workdb-shm

    Filesize

    16B

    MD5

    4ae71336e44bf9bf79d2752e234818a5

    SHA1

    e129f27c5103bc5cc44bcdf0a15e160d445066ff

    SHA256

    374708fff7719dd5979ec875d56cd2286f6d3cf7ec317a3b25632aab28ec37bb

    SHA512

    0b6cbac838dfe7f47ea1bd0df00ec282fdf45510c92161072ccfb84035390c4da743d9c3b954eaa1b0f86fc9861b23cc6c8667ab232c11c686432ebb5c8c3f27

  • /data/user/0/com.gegukivoyekugu.wixaso/no_backup/androidx.work.workdb-wal

    Filesize

    346KB

    MD5

    a53369418306c049a1833095f4dce6c0

    SHA1

    fa411910dbd354f9a0134ca05c6cd3eb3c95ec2a

    SHA256

    f2b7d16eaa1fef8b38f28f83b064b783d976c00d7f6080a92e767f34f0bf4362

    SHA512

    7ffba0c632cddf6e526345cf960ef696b394cfb9f4bac4cb66bf8e505c6d8b23ad38b28a53364a60d3cea46280234dd6af5f79a37ecd94c72eaab271755bfce7

  • /data/user/0/com.gegukivoyekugu.wixaso/shared_prefs/WebViewChromiumPrefs.xml

    Filesize

    127B

    MD5

    97ccd9a2b2063143df56b6937f961ca4

    SHA1

    5e78a91ae5df289ce83443cb7d5589dd3504fb5d

    SHA256

    248ff7928128015b1cfe3e6517c8f9b8c9511bfb8c8baf44fc1370640eac61fd

    SHA512

    86c05a5bb3d7eedea390664796966e9e5a5bf846c85808da54407788a76b3ee25b91428242a1e76d8765bfe51e1ba3636617fbab6e7dbb39fcc433e07c3fcd3b

  • /data/user/0/com.gegukivoyekugu.wixaso/shared_prefs/settings.xml

    Filesize

    138B

    MD5

    f8240e8ed3ba59cad5acf6fcc80dff15

    SHA1

    2b47af7b8cc98c79da83391241fa176a0c721cce

    SHA256

    3a7084997e2f1b95da90a2ae3b2cd19d8d2c310c6e3b7dfebb14c934a3cfb867

    SHA512

    06625d2489061732245aa21b802707c5b9fb6827c98bf9205a2615633b938cd4e053fa85ca789d6dae8d5d386c82b85002040f834018d24734dcbeb0ab7d7677