Analysis
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max time kernel
179s -
max time network
139s -
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
30-05-2024 12:59
Static task
static1
Behavioral task
behavioral1
Sample
843a8935104389f6ddc034f14280bc80_JaffaCakes118.apk
Resource
android-x86-arm-20240514-en
General
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Target
843a8935104389f6ddc034f14280bc80_JaffaCakes118.apk
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Size
18.8MB
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MD5
843a8935104389f6ddc034f14280bc80
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SHA1
06f34bdd3cafde2b064a3850b80b8858a13358db
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SHA256
ce3061ddfc486252922f8b14592562acca85c0ab3bcfe3197987a2d90530d8e9
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SHA512
96ffe1de8a9fa4eaed076252b1ad54df4c87901b0102747c409f8d4177b3bc826cbc4732a49888e456fd87c86eeb9d72164c4ed8c72675352260c969dc580914
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SSDEEP
393216:VmBvJh8CvdzblkjH/VNQ6/qyS0Th03gofRb5LyW04Hf88tmLPiorgrFrtn:sBvJVz5wd+qBSIy3g6b40/dtmLhs5tn
Malware Config
Signatures
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Checks CPU information 2 TTPs 1 IoCs
Checks CPU information which indicate if the system is an emulator.
description ioc Process File opened for read /proc/cpuinfo com.yunshu.ku.che -
Checks memory information 2 TTPs 1 IoCs
Checks memory information which indicate if the system is an emulator.
description ioc Process File opened for read /proc/meminfo com.yunshu.ku.che -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.yunshu.ku.che/files/com.yunshu.ku.che.bc.jar 4329 /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/com.yunshu.ku.che/files/com.yunshu.ku.che.bc.jar --output-vdex-fd=45 --oat-fd=46 --oat-location=/data/user/0/com.yunshu.ku.che/files/oat/x86/com.yunshu.ku.che.bc.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.yunshu.ku.che/files/com.yunshu.ku.che.bc.jar 4297 com.yunshu.ku.che -
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.
description ioc Process Framework service call android.net.wifi.IWifiManager.getConnectionInfo com.yunshu.ku.che -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
description ioc Process Framework service call android.app.IActivityManager.registerReceiver com.yunshu.ku.che -
Checks if the internet connection is available 1 TTPs 1 IoCs
description ioc Process Framework service call android.net.IConnectivityManager.getActiveNetworkInfo com.yunshu.ku.che -
Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs
description ioc Process Framework API call android.hardware.SensorManager.registerListener com.yunshu.ku.che -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.yunshu.ku.che
Processes
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com.yunshu.ku.che1⤵
- Checks CPU information
- Checks memory information
- Loads dropped Dex/Jar
- Queries information about the current Wi-Fi connection
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks if the internet connection is available
- Listens for changes in the sensor environment (might be used to detect emulation)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4297 -
/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/com.yunshu.ku.che/files/com.yunshu.ku.che.bc.jar --output-vdex-fd=45 --oat-fd=46 --oat-location=/data/user/0/com.yunshu.ku.che/files/oat/x86/com.yunshu.ku.che.bc.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4329
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Network
MITRE ATT&CK Mobile v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
209KB
MD50dc26a6353349f37f043607e1da7c3e7
SHA1371cc39e8be5b61871cdf124c3e0443606e9874b
SHA256cd6e766a792ba83dd2538ee95300d15f025368b49854ba0390b5f24e8a8bed59
SHA51280e6894b90cacd7ec7dd172db6a4270f11a9574006dff15858fa8f1cee5f873fdfbc05df206967f67f68ed776adbc79ae54f7c751327880a89ed1a8634267f02
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Filesize
333B
MD54835ccd7fc55c83562183c89ede5d691
SHA144eb5e7ac5fabc2196eb95a9bd7cd34c05aa2753
SHA2562cd523a425414039cb38b1bcb0128d47ed86cdf4b8088c4b442e33c687b0cd6e
SHA512bad17f784e2def4689dbd75a19cfc92a65a1ed15e688f8258536fcc1a80bc96f5d17efccf7fbdb2a74d51b0c740980d42f263978f79417bd7ce8065bc27dbb40
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Filesize
405KB
MD5fde90bc4785b4ebf431f82e96c391960
SHA19cedba561079d07f1bf358b16c61de33bd6bde52
SHA256eb557a82cbf91bc1594811fd2eb6a3d137287236c316cf4330693176bdb373c7
SHA512f7c695fd4acb45f3698d6c1c46637d4782af858a23620653f4b2e45f001eb5f99673a2d5ff4d74abc752fd6823e6257a240dc19af65dba29abd5805b2edf7ce5
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Filesize
405KB
MD5877237b39ad40b467e0ce741a5b8dea3
SHA111aa0735af41ea8fa99d51b566b415d9bb9d99d7
SHA2569dac30cf58a7afe1e88d3e8963e08dfdbf781f2fdf9dbc8da5246ad15a306c35
SHA512e55a40fa06c491c44d36801a4c3469b94066b459722e0c0ccac87631e905aae2dc7d1de25cc1026acef0531ab5a87bd7a06be1da00849d15dee45f289f1df193