Analysis
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max time kernel
2201255s -
max time network
136s -
platform
android_x86 -
resource
android-x86-arm-20231215-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system -
submitted
19-12-2023 13:42
Static task
static1
Behavioral task
behavioral1
Sample
370e059e07ee5de2eb51c361d4c798ac.apk
Resource
android-x86-arm-20231215-en
Behavioral task
behavioral2
Sample
370e059e07ee5de2eb51c361d4c798ac.apk
Resource
android-x64-20231215-en
General
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Target
370e059e07ee5de2eb51c361d4c798ac.apk
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Size
10.4MB
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MD5
370e059e07ee5de2eb51c361d4c798ac
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SHA1
9efdf9f1d182c24706d247078537f15815e57a97
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SHA256
7f3ada8753cd9449035dbc3bc51e76ed7b6e4f97990e559fda872a1969b3e3a8
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SHA512
264965231e2cd9857af1f2b2628e9344abcb0004db24cc8c99499f829e0a9eb9d8bec640475cb827addadcd568fa6570f97a00a8efad946a721694dd5c5c2be4
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SSDEEP
196608:Q2CUvSALMT6sRkt3C9BrVNk565hLqsqcbUvsZa97AtURRrv5quFb3/CbDK:j1qApt0m67L+N8a97qIRrv5qut/CS
Malware Config
Signatures
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Loads dropped Dex/Jar 13 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/data/cn.wejuan.reader/.jiagu/classes.dex 4475 cn.wejuan.reader /data/data/cn.wejuan.reader/.jiagu/classes.dex!classes2.dex 4475 cn.wejuan.reader /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4475 cn.wejuan.reader /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4535 /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/cn.wejuan.reader/.jiagu/tmp.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/data/cn.wejuan.reader/.jiagu/oat/x86/tmp.odex --compiler-filter=quicken --class-loader-context=& /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4475 cn.wejuan.reader /data/data/cn.wejuan.reader/.jiagu/classes.dex 4564 cn.wejuan.reader:GuardService /data/data/cn.wejuan.reader/.jiagu/classes.dex!classes2.dex 4564 cn.wejuan.reader:GuardService /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4564 cn.wejuan.reader:GuardService /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4564 cn.wejuan.reader:GuardService /data/data/cn.wejuan.reader/.jiagu/classes.dex 4604 cn.wejuan.reader:monitorService /data/data/cn.wejuan.reader/.jiagu/classes.dex!classes2.dex 4604 cn.wejuan.reader:monitorService /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4604 cn.wejuan.reader:monitorService /data/data/cn.wejuan.reader/.jiagu/tmp.dex 4604 cn.wejuan.reader:monitorService -
Uses Crypto APIs (Might try to encrypt user data) 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal cn.wejuan.reader
Processes
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cn.wejuan.reader1⤵
- Loads dropped Dex/Jar
- Uses Crypto APIs (Might try to encrypt user data)
PID:4475 -
/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/cn.wejuan.reader/.jiagu/tmp.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/data/cn.wejuan.reader/.jiagu/oat/x86/tmp.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4535
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getprop ro.build.version.emui2⤵PID:4731
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getprop ro.vivo.os.version2⤵PID:4749
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cn.wejuan.reader:GuardService1⤵
- Loads dropped Dex/Jar
PID:4564
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cn.wejuan.reader:monitorService1⤵
- Loads dropped Dex/Jar
PID:4604
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6.1MB
MD5ea2c505cb40a635a2109346c9ae95a78
SHA12cfb6e78b1e7d934df848069d3544244a68b7819
SHA2560d400a1d7e3f15e1327218b696a0f44635f75db2333b8d254f2188a010e04c8e
SHA512783a5a949b480932fbd4a11d09081d8fddefd2d339dc56e550cb33697ea0e925ad123b49c4477b3ed0e089a2a46df84349e81b5cd62512425e211931a25abc6d
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Filesize
6.8MB
MD5524d44f0131f134871abf0c858a8d3f2
SHA17d16203b72125c5cf28fb0981a350cd86de0b6ed
SHA2566d5a2317c0ce4db39ef82479c43cfc66aba4d22c7f1d0e10b6bddd6eddd3f30d
SHA5123fed6efe8ec3f6ead7e9dd8f65a444f499476c1842f71781611b7ad819b0b178d428169f805525750e750b483fd01f34f7dd5cd049490a70376529007a281798
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Filesize
482KB
MD5f380717bd1e3916c7b697fab8d46c5d8
SHA104f51f0d16097214e38be517d93be44cb0603a88
SHA2568455632be7bacb221468c4daab2f9b5ee33739f08b22244ff81a36a02bec36cc
SHA512b78fe11f77d2c0ec5b36850e8cc3b955661b31641405233c8842b91205e44dc16a30d7fc1ef18dde1b066c1b98959ae9c18be5472413d2b398b7ab6a6b52c07e
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Filesize
284B
MD5f1771b68f5f9b168b79ff59ae2daabe4
SHA10df6a835559f5c99670214a12700e7d8c28e5a42
SHA2569f8898ce35a47aeafced99ea0d17c33e73037bb2307c7688e50819966f4ae939
SHA512dae27d19727b89bec49398503baa6801640540355688dfabbe689c97545295c2c2d9b0f0dcd7cbc4cfbf701d0c0c3289e647a152f49ff242d1ecc741efe4145d
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Filesize
512B
MD5f24fb8d6fbbcb3161fca28a69ecfface
SHA1ced42adc6f55c5ef9a2d9cb973c8bfd11f880170
SHA256c6625ff6d5584e9fd37b80cbc85a49063ecf208e36d9849e046ef7b0793e6c5e
SHA512474c9cb227b229fe358fa95d334629065aaa1036f0fbc78c34546b6e0893b802d29f39eb3cf6b34fa653a5b5062134a36c07a0a5116f41f676ad1e9eeff5bf6c
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Filesize
32KB
MD517859fdd250107978ad64e549d6b0b30
SHA1a15e52f5046e1e694993ec4b6a06ab78e4cad774
SHA25614218f6524e826ae2a0fa22827fb55a1a20aeca4d399310a2efa4f7aa0f20700
SHA512ad03cc6ff1ddc0a70b246fa0b337a3c0a9899502e131a948b9db86386ad301efc5e403fa54bd2e8e6246822c81b341cb2f39985acec84211a1088f5256ec9bdb
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Filesize
4KB
MD5f2b4b0190b9f384ca885f0c8c9b14700
SHA1934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA2560a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
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Filesize
512B
MD5dad6d53204236b076ae67d265e15fa47
SHA170bd8286eb7ea0147fd2c200c0053fc1898c474d
SHA256be1ae067dd7085e33eeb5df9f289877c056232cf84175ff736d9b696732470a7
SHA512966246600c4974dfdeed2f495aaae2a2ce471518dbdf14aaf3d1bade2ce3ba450fe86fad2330d7aba069128ff021b23f9b0b183252b02dd588356f64f6824102
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Filesize
16KB
MD51cd84d2e1bde5e908af5f9036e02350d
SHA1f54fc0768f25712a84cce1ea1ce1825004d17c47
SHA256b7d16e4ed5ca8a37e0bd591a60fe73e76dcf9e1d222a91972d5260afdf1a98f3
SHA512df742a929d5ec25261cb3b4bc03b4ff2780141024d5cdf7dfd2a0323fe09d657ea16f14ac2de237d29f2a5d55afe273768d14aaaff0675d242de07c6ff9f57ce
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Filesize
36KB
MD56b8575b49bdb34679c805b67b3b6dfa3
SHA1401fb5ef007eda2d6e620275a4849f1548ec4e7d
SHA256bb56018aafef3ee212f4526e05cdbbcd6d44dabfef4a812c34230ea401005e1a
SHA51248dc3e2aff698a9a8d2eab9a3398262d848dc5b7aedc25178e9c4daa913b1dd2dd291867162b177339e4606541150c2ddad47135838068ad5d4937cf8b266e66
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Filesize
3KB
MD5ca846f49c7e0a603b124b562311c0163
SHA1406515a4bc99db704435ecbd4c202b2fc1cb3d71
SHA2560f8a4fc90cf55cb281cc76ef6256f81aba982048e33b05b59b6888b2fc5893bd
SHA512f1ee2e7ffa6c7f89248c10147fc3e5133165dcd24668d7edde285d33ce350f83c842eeba5672dc4fd4acdd0fd95a96870c2c631da9a9a85014e248fff74b137f