hook | 5ee21b2ad8525277035379d8c96e9aade1b6cc2f41e4877380033c00e8710686

Analysis

max time kernel
514379s
max time network
164s
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
04-02-2023 22:57

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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

Score

10^/10

hook banker evasion infostealer ransomware rat stealth trojan

Malware Config

Extracted

Family

hook

http://5.42.199.22:3434

AES_key

Signatures

Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
rat trojan infostealer hook

Makes use of the framework's Accessibility service. 3 IoCs

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.gegukivoyekugu.wixaso
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.gegukivoyekugu.wixaso
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.gegukivoyekugu.wixaso

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps). 1 IoCs

banker

description	ioc	Process
Framework service call	android.content.pm.IPackageManager.getInstalledApplications	com.gegukivoyekugu.wixaso

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
4410	com.gegukivoyekugu.wixaso

Acquires the wake lock. 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.gegukivoyekugu.wixaso

Loads dropped Dex/Jar 1 IoCs

Runs executable file dropped to the device during analysis.

ioc	pid	Process
/data/user/0/com.gegukivoyekugu.wixaso/app_DynamicOptDex/araS.json	4410	com.gegukivoyekugu.wixaso

Reads information about phone network operator.

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.gegukivoyekugu.wixaso

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.gegukivoyekugu.wixaso

Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

ransomware

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.gegukivoyekugu.wixaso

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:4410

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

Filesize
699KB

MD5
07824c8073ab4868f99ab51ce39bdfdd

SHA1
e18b345372143ab2d5c83450f9a908fcc5d3c0d7

SHA256
60a661ad13e5a77b9e88abb4efb24043a3c94eddd0dcdf5631693d5c8fd24dc0

SHA512
7d6dbb9403e7bb0c0e8583b65b0d19eb732387cb60a08a96fb8f6ca873a335780fc25992d3f47598e6514af324baa01085ec2979b02c460662a4a74f2eee518c

Download Submit
/data/user/0/com.gegukivoyekugu.wixaso/app_DynamicOptDex/araS.json

Filesize
1.5MB

MD5
f9ce162ab0df7c1c60cb716339a3e12f

SHA1
554d6763c2b491ff0a073f7b585ff065504b870f

SHA256
b4ac77d28f07eedbe7b91642e7d5f6f3a2f0e0194a19a6dd268223a4c5a092bb

SHA512
935fb3461ca1ff87f04d2cea5b4a59cadd44c0d33373ecee4bc3a87d4f6fead4d1de4a6ac356cdaf9f08eb8f6c610349b154f60f9c4c1b31bac58329bb47fa43

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

Filesize
48B

MD5
6d7d499960179766cd4261d12dacc411

SHA1
e6f8553b0015e12b23cc551afe98763f3b1c9bed

SHA256
c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

SHA512
6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

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

Filesize
96B

MD5
e0ca920b6c9ccff54cffb7b3e3099592

SHA1
5a69fcb79d9f5f1795e87e6809480101db9bea2c

SHA256
4f6c189694c61a6dfe41f0fbfd7392e5a6cbefa4d71ea18e0ecc725afb32b666

SHA512
2cdc3582bcf731750cf5335b86a24e6202c78bf3f6ac931d311dfb9d84ad6c0227181401deb14cf03885ba675c8851af82ef1ae2bf0f682088366f3d65e233e8

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
61B

MD5
9f7eadc15e13d0608b4e4d590499ae2e

SHA1
afb27f5c20b117031328e12dd3111a7681ff8db5

SHA256
5c3a5b578ab9fe853ead7040bc161929ea4f6902073ba2b8bb84487622b98923

SHA512
88455784c705f565c70fa0a549c54e2492976e14643e9dd0a8e58c560d003914313df483f096bd33ec718aeec7667b8de063a73627aa3436ba6e7e562e565b3f

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

Filesize
137B

MD5
607f11d03e0d4c6b9cd0c19b77cbf685

SHA1
ede70e663d4519782d4fba66c3371cd79cd1533a

SHA256
f887bfc4a509e2087a8dec022399d8d471a430e74cced6990cf426b2c4e7c196

SHA512
ab01ab90c9cc778fe5437b2fa41bc44fc5d8da2261b21582b5af9a3a781c062708fbb4e5ae1a923217ec196d53140c9c9527689c92f6e8e0a1d47ec67335783f

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

Filesize
41B

MD5
5af87dfd673ba2115e2fcf5cfdb727ab

SHA1
d5b5bbf396dc291274584ef71f444f420b6056f1

SHA256
f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

SHA512
de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

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

Filesize
120KB

MD5
a48cd9324b1f8754b07f00d863b840f3

SHA1
11c6614775b35a58f440971dfc87c8aaac6d6173

SHA256
8859a216183793485d4699bf69d7ed96904679834188d07b9a70424d47eb1420

SHA512
35fa712f0af4a5eeed7e00e4e59ed5027dc6609d268462fe79d92043be9ae0c5961ce9e1d2f64b1a196c9b6aa6242b8b83817b3ee4c1058596c58a99c45478b1

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

Filesize
2KB

MD5
3494f5cfbff0988fbd012f41bec53673

SHA1
c00bfdf6a3c9ab86c9f7029c63857f9219816d0d

SHA256
cd3c855f453e221d7b4711116bbb7cdec2e166d8535a2ee5a34c8850492393fe

SHA512
6e2cf63de7610f6c62d8acfe885a14e5e40cac8ca7d41f3131fd730d9ee5a157d620d996be0c18a406ef7b2b5f74ebe73fd4e1fdc8df9b0ca2da444b87ea7976

Download Submit
/data/user/0/com.gegukivoyekugu.wixaso/app_webview/webview_data.lock

Filesize
31B

MD5
99487da1754fc948c4b44d9ad647a01a

SHA1
a1c0f44bd05ef4d0da076ea119a13e5ee3a49748

SHA256
b608c8a928b4a8672497fd3c83b018fd81a23c30b82d239c2be8b8e4145a6de3

SHA512
dfa226199f9a64be35c0580c628f16631be04e48181511545a83a9fd0b469f7f821a8a0b3df2ac318f962bb00d3febc6ebaf7ec32ee2ced17472fde26ad40b01

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

Filesize
40B

MD5
1192ad99a33f67f913451697e705c727

SHA1
4fa45d506da4d4ef0fa32eafe95741ec32d8f69d

SHA256
3a4b9b4f94ef900955daecb9d43e5220235c9c3d6aa0a66e55a235c0c0643fe4

SHA512
80366a016dd84b5f208c966d546107239f5beb736fdea43589bd5e31a5e96f72838c99ef12e769d3dd60a90b1f08b00f0b1df0132fffe8edfb5a302223d410c2

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

Filesize
426B

MD5
c07d7507c03bb4d253ab2167d85d889b

SHA1
993a9bf6018f41dea1035458c332ead67f421266

SHA256
4a4f655ed5b28fd7cab963e9a28ca012dd589e30a355a792392791933983bbf0

SHA512
d11f76751fb0ab2f1f9dcbf44abed06391301c1d1c005d0fb73ca0dd9caa72bc7c4813e0d41be9feff4ef381e4fe15d55c8ee637c79a18effb57688f9be17193

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

Filesize
514B

MD5
d0493d3c4a8e6137aa8e26ff54a4183d

SHA1
faacc3d8daeef1216f1121f30205ca161f2b80fb

SHA256
20dd7a255bd273d4eee47bf8e6ddcf8f352655a727fe98f0ed86c5ec559d6daa

SHA512
62c54532d430a7a536cd010a72c05c154b343f27713558b78ee604053be95a14722e877ef4d27908e9a63ce2cfbf69adcec213e4ca278e5d8520266e5653bdb2

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

Filesize
492B

MD5
226f67a9739004e14e2c06efa687f9f0

SHA1
c229ce9617f08c3e7a8206e73448ca0625808bf0

SHA256
800726bcbc84679265d57df2f28839b480f5abd922fb5781e5eef88a8b3146bb

SHA512
715af6a606bc40efb251af04469c84d870752609ffa185dc3f8ed66c6981d14aa614d2fe6e3b5741b99b40e2307fdc9f770c04a1722f2ea45338e8ed6e1da8b6

Download Submit
/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

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

Filesize
96B

MD5
08e25b48d35d34dd55ed1ec98de04c72

SHA1
cea2a7f5161c77ba2b6c248036695760ec195f29

SHA256
9bbeb18f16dbaf7d414f79bb4816b5d48af3a4b1300d0d1819425301cf8fca6b

SHA512
89a0c7090d9eb2d5c459e7032314575f6d433fef8678c5fae32be1eca9cc4937d2485cbcc620bf134008662a5fc7d2f59059690356726aeaaccd441c12483e2e

Download Submit
/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

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

Filesize
96B

MD5
95011a7f9ec306ffe269944261ef6a45

SHA1
8fb90f28b363dfc92ef9830560fc5ac5a0e6c7c9

SHA256
07ed46a943373ba678176df6b13d42b73ce8eb0e944f133538ed5f78ffd1736b

SHA512
d7c8ac3fddce76f64a974c23b9e36006531e544e4482f8ab1590e614e18b0e1511dfa3651ed3e00f3d480ba132b9266b007b032e4fdbd6c89517c14c7ac82aea

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

Filesize
472B

MD5
b7a81901d138938c2b6345078748c4dc

SHA1
62b46882c34544e670c1ab28f25479f1d6edc4d7

SHA256
21c0cca083c2d97aebf8177cddec34f581ee58381a6cd03f5b1a1005e48535c5

SHA512
90e8904a5c2da01d3cfdf0cc1d75a15e179f6c86bae11c1989d77308e0d798cf20865718a7b8fed0a34f2d03e06fdefe1ac8e4cd7a9f3c68960265e2d9e69dec

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

Filesize
542B

MD5
4b607552932fa90333f2db4cab426ec4

SHA1
34f72e2596cf80c029e8ac2e145e383b8d1ae427

SHA256
e6853ef5bdea75c3c54b14f9ce3627a8d58c84c8e28f1e6cce5d533b36f04b5c

SHA512
8d8fad65e3e102e932375e8d5e3a34732567db01acdee2228d93e5dafe57ec2a3c8cbf9cb0034557710ead9ac084a49ddd7947fd021d735b384e45a8ca4325de

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

Filesize
48B

MD5
6d7d499960179766cd4261d12dacc411

SHA1
e6f8553b0015e12b23cc551afe98763f3b1c9bed

SHA256
c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

SHA512
6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

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

Filesize
336B

MD5
ecdff81e181eef3d24071c5405a1053e

SHA1
f6ef811740caf046cdd90bc40201ab6a6c11b0b6

SHA256
a13782118ee8b11856af737b89a37c9661b485aabee33bcd8b5524145b9a0b9a

SHA512
d92ed41aa368a60cf4de7a92c33659ee615665be3ebd8f04aca23ed025b94c034c6905fa6a5452fd02f1aadef873a5a96b6a6a15b99a9995ca46d0eb566bac7a

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

Filesize
96B

MD5
b31cc41ff080b5ee23e1720fdac7e1fd

SHA1
a287e1a2f2029fd8189b316f12fdfbb0b4c18534

SHA256
ed08826e210daaeecc945675e4f3ed84b62691a9bf4e9dec087d17bd84790a14

SHA512
b9b30f89ce49f16e4f48f6493b03e9607ea9482f0d0cb7bf80436a67938a6c99366347cf60a2832992d239021a83a5b4dda2577d848d4b9282e1796d14b30215

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

Filesize
57KB

MD5
f080fa2a56ab5479d58063e5ea871447

SHA1
4b3fd57a98916fa5784305b76ba30af26b5253d9

SHA256
0aa374bc456330fd1b5daf18d25b4bb8e2df1998dfa85466f2c31843ff56e815

SHA512
8aee3186a95b389d39882620b7c4199a29aa50580aa98a381b2931a934de6406943c89d4d00ebeabff21e2b03b4a4adcc01e37e32a2335c4838be24bdbf61936

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

Filesize
8KB

MD5
e579a6b00eef1318f9166352228eba18

SHA1
76988896854f0139083e77862eea1a4846cf039f

SHA256
4b34cf505050facf47aa7936e4e7667e1969105665c632b3eefe7ecddf9a6935

SHA512
c47632e957d87727bf6504a82ca7a44d8da24d30cd997a0f449a96e4f97c656a1b4d9da3fcd827e2a48c59677688da0b872358ebd0f9369d898d1b8ec18d5699

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

Filesize
1KB

MD5
456dfd4af8a0dd040eb62565cc5fb7da

SHA1
242fa4b9505ffd8e0224f68793b4bfe273b968b2

SHA256
a0ca1f9bc15251e340f7c6d173d9965482b094998786430fb690c3fae2fe0786

SHA512
5fadefc273475cf4d6ebd38bb7650f99880752c6297b10351519017c8cad131dbbef0f96160bf231806a8f92c2e55982bac1651db6fe9481d214de74f52eba93

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

Filesize
16B

MD5
4ae71336e44bf9bf79d2752e234818a5

SHA1
e129f27c5103bc5cc44bcdf0a15e160d445066ff

SHA256
374708fff7719dd5979ec875d56cd2286f6d3cf7ec317a3b25632aab28ec37bb

SHA512
0b6cbac838dfe7f47ea1bd0df00ec282fdf45510c92161072ccfb84035390c4da743d9c3b954eaa1b0f86fc9861b23cc6c8667ab232c11c686432ebb5c8c3f27

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

Filesize
346KB

MD5
b99bbf7a5dd5cf6637babe753f8983d8

SHA1
ba3a2cb140b1d3b535f1e11c6b364cec0bbc276e

SHA256
7b29b6056a1ddf8f5d9936a6f61bf6f0822c15c5ab04aaac73bb9c32f38ae5dc

SHA512
84874a1f1206a01861b2764c273fca30cf6324f145000443b7094638d898739415d99b49c53ad08700ffee44be029447b645b30b7a61d50246edca17b06955d4

Download Submit
/data/user/0/com.gegukivoyekugu.wixaso/shared_prefs/WebViewChromiumPrefs.xml

Filesize
127B

MD5
97ccd9a2b2063143df56b6937f961ca4

SHA1
5e78a91ae5df289ce83443cb7d5589dd3504fb5d

SHA256
248ff7928128015b1cfe3e6517c8f9b8c9511bfb8c8baf44fc1370640eac61fd

SHA512
86c05a5bb3d7eedea390664796966e9e5a5bf846c85808da54407788a76b3ee25b91428242a1e76d8765bfe51e1ba3636617fbab6e7dbb39fcc433e07c3fcd3b

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

Filesize
138B

MD5
f8240e8ed3ba59cad5acf6fcc80dff15

SHA1
2b47af7b8cc98c79da83391241fa176a0c721cce

SHA256
3a7084997e2f1b95da90a2ae3b2cd19d8d2c310c6e3b7dfebb14c934a3cfb867

SHA512
06625d2489061732245aa21b802707c5b9fb6827c98bf9205a2615633b938cd4e053fa85ca789d6dae8d5d386c82b85002040f834018d24734dcbeb0ab7d7677

Download Submit