Analysis
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max time kernel
149s -
max time network
154s -
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
16/10/2024, 01:54
Static task
static1
Behavioral task
behavioral1
Sample
4ae926450fe222ea9f2873879c78f9c2_JaffaCakes118.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
4ae926450fe222ea9f2873879c78f9c2_JaffaCakes118.apk
Resource
android-x64-20240624-en
General
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Target
4ae926450fe222ea9f2873879c78f9c2_JaffaCakes118.apk
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Size
637KB
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MD5
4ae926450fe222ea9f2873879c78f9c2
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SHA1
8e6f2fb92016a3feed2055a3af70c253ad828a4d
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SHA256
e616012197daa27addc0643571f348d427112dcd93b529e79680a0e77f4cd283
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SHA512
94321a9edb3df924b91ef8dbd17d7e0f43dcd2735a18f5c20631f9f354b8e6b8905da45c6d2d4dfbf35c7d84af9aa9db9946347fd33b85bbee3575568210a6d0
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SSDEEP
12288:L4L4oQI8Y0FotaKIUtrbMTp3zE1aaTJE5+/u9cejETeFxtMmf94vvQe6ERylTgu:LoL0otaYtXMTp3o1aKJY+/ufEW7Moiy9
Malware Config
Signatures
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pid Process 4250 com.efos.bxzy.syka -
Loads dropped Dex/Jar 1 TTPs 3 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.efos.bxzy.syka/app_mjf/dz.jar 4283 /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.efos.bxzy.syka/app_mjf/dz.jar --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.efos.bxzy.syka/app_mjf/oat/x86/dz.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.efos.bxzy.syka/app_mjf/dz.jar 4250 com.efos.bxzy.syka /data/user/0/com.efos.bxzy.syka/app_mjf/dz.jar 4324 com.efos.bxzy.syka:daemon -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries account information for other applications stored on the device 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect account information stored on the device.
description ioc Process Framework service call android.accounts.IAccountManager.getAccountsAsUser com.efos.bxzy.syka -
Queries information about running processes on the device 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect information about running processes on the device.
description ioc Process Framework service call android.app.IActivityManager.getRunningAppProcesses com.efos.bxzy.syka -
Domain associated with commercial stalkerware software, includes indicators from echap.eu.org 2 IoCs
flow ioc 6 alog.umeng.com 30 alog.umeng.com -
Queries information about active data network 1 TTPs 1 IoCs
description ioc Process Framework service call android.net.IConnectivityManager.getActiveNetworkInfo com.efos.bxzy.syka -
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.efos.bxzy.syka -
Reads information about phone network operator. 1 TTPs
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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.efos.bxzy.syka -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.efos.bxzy.syka
Processes
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com.efos.bxzy.syka1⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Queries account information for other applications stored on the device
- Queries information about running processes on the device
- 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)
- Checks CPU information
PID:4250 -
/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.efos.bxzy.syka/app_mjf/dz.jar --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.efos.bxzy.syka/app_mjf/oat/x86/dz.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4283
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com.efos.bxzy.syka:daemon1⤵
- Loads dropped Dex/Jar
PID:4324
Network
MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Hide Artifacts
1Suppress Application Icon
1Virtualization/Sandbox Evasion
1System Checks
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
105KB
MD523ba0b249042b7ba33e92c0199b0ea4a
SHA199b13ee9f7307316c2337953fceed87e9942b794
SHA2561ed0751a141b17c80a921f5e8ba90c66a56b8e73156f5cbe133b57d550ca4ef2
SHA5120cc88e2b7c2ffa4db274d690e3bf12098ec804b9fcd9e92b57d2fa0c4161031d2e84c91d86ba8e2b6e8b4837852defa099333f76bcd454c67b31632d0cdd4861
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Filesize
638B
MD5441f2aa4ed029b8aea5eb8736e32936b
SHA19b3785565bc73cdd321ae27fab6e415720c2b41d
SHA256027fc0298823a5d55fd5b1e503d0e69bb0df2d52beaac9d2994b650209d9c4f7
SHA5125e232ae37e38ac882782d8edd2722cdd783977f895d39d750e68055ae7ada896f308845b280bd48c8cb32db776c70fa4be558f69f3bf8e47e238c4ccde67b20a
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Filesize
105KB
MD5293ea5f01e27975bed5179ba79d80eac
SHA1c5b0806a537fd1cb753e11f1a9684933317716b8
SHA2568d86de68978e859c8262c0d0e932d3a1d57457b57ce88940620befab1bcead5b
SHA512c7cd2881367fdf95ec4151449b359decdae1adf136388edbaaa9880c7ebd14fb3579e7a15600a856988c55d207f7ba1fd7d938f4d9168aba8a7ff1c3029d6b53
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Filesize
4KB
MD5f2b4b0190b9f384ca885f0c8c9b14700
SHA1934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA2560a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
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Filesize
512B
MD567ae8b0f80590665e57d3935623a4ec3
SHA1eea4ae9aa68422d2234c2327574ae95d6cae1fb6
SHA25623ddebd0b9e753232e6733c8282af70f90e1b7878fe62672990a6e34a1251655
SHA512e09b1bc255bf914c9eed12f1a7c257615f4b06a8ea3b360e6ecd1c3d3d0295ecf8405c85c06da7181be0603941ae76a0f432ba9af114ca1c5b02c99e8efe8e12
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Filesize
32KB
MD5bb7df04e1b0a2570657527a7e108ae23
SHA15188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
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Filesize
60KB
MD5731e87a8bd017ab5c061c3b94396f334
SHA1cd0b78d7d941f459b2377123f88260d9b55d0c56
SHA256c89250cb63e765cbc6be0f7abd240dc93974f90b454b7fbca377f33206e75ce1
SHA512ee23d8161b1e83bc0c342a937a826bdc5d822574876522c68beb7ef564ee2367ef47e10c0c8b557eda340168d819196e51199fe7b1b96018212e9eec0557242b
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Filesize
684B
MD564d32bd1cdfd776582d6f0c63e13e1a8
SHA1288dd100e030258d8a93ab77a959de44fed1cda8
SHA25658017a01632d6426c0850c89a87105f2633a36afbda1e5621bb1a0759744dbc7
SHA5127006380f1bf4c7a40634ef967e7d47143089f06920858ec87266925432dd43af3154d25f2763e5eaa745fb77eba71e00125e79a15b87b5f8c80c204c281b95c7
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Filesize
162B
MD5f185fd74bde8680987e0234f7ee21fc9
SHA17ab2d315c938b7cb395196c423ecf04de0bfeb2c
SHA2568d8950185f9ff96be2d934728f94186a0d911249264a28d3c4b6fb7cfdb6de85
SHA512b4eda9ba513874cf33ede9fe3878a1de45573e3a4fb94fae7a224d7d5ff89da31cb0216b57937450c9826b1053800732b08cc01370db7883fc7a4142e099aea3
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Filesize
867B
MD507775cb05210dc27cba4005df1885f0b
SHA1d2203cee26ad383c6b10526a537985934275333a
SHA256df96a0ea49327f129cf5d7e8a38aa04579a175cafeca405e24b97bd67659518a
SHA5120166d9b27b83b2dedad63ceefec9c5381b8dba414a99a42f30dfef47f5bd7b4a79ea4c1c2c03bfb6b364a045809409b43853305b0ef640da20430a8e3c0f6abf
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Filesize
415B
MD5d567182f75a9db2a743ad52c241a8b36
SHA1b8c0abcf56455506cf5e806b780a6f68caef5c8a
SHA256aabaca503d790b8cd852373b0fe6c08514bc84ab3788260823b1fa7a493fd11f
SHA512e6953c33416b18d7bd2fcc17a718b3d899ca9977ed3ae96241fff6fbd0633b867315fa71b5c5c9c10a68ee7550d41d80c080ca62f1f2bdb2efb5d5833661306f
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Filesize
248KB
MD59b47e78a6ff90cce5755ce4742047627
SHA1831b24aa9e116eb8d7065efd430088d419dfd6c7
SHA25630d7699b73fd7f276945415c405c12bff69c5958d12f56265a768443f6fd8cae
SHA5124587a5b26f13cbd0524eade71ed29203fc55029fe150fce850016aa7d9c578623cdc4b6a551bed3dec9e31a39563f8927cfcc9d21e2d83c2c781808b958446fc
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Filesize
248KB
MD5a54a18b58c6720991c021f433dfb2a46
SHA1d2ffa07919f92b6e04914e39843f08fdb2a75b68
SHA2563dd88e4418bd4271af728fc6436c873a55e6b6f5c8ed241ee2cb0ee24fe3f7f3
SHA512e4a51b2462b247b1e5fbd947d06a2eba334f18398daadacbabcb4185f4255f05c22d656a8837a6088ffbdcaedfbdfbd8281c5dad4880c4e5021571e3fefc88cc