Analysis
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max time kernel
179s -
max time network
171s -
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
23-07-2024 10:59
Behavioral task
behavioral1
Sample
ef5b77c003be850406ff8a18a35eb094632dcdc8f6112efcde036e3c454dde0c.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral2
Sample
ef5b77c003be850406ff8a18a35eb094632dcdc8f6112efcde036e3c454dde0c.apk
Resource
android-x64-arm64-20240624-en
Behavioral task
behavioral3
Sample
ef5b77c003be850406ff8a18a35eb094632dcdc8f6112efcde036e3c454dde0c.apk
Resource
android-33-x64-arm64-20240624-en
Behavioral task
behavioral4
Sample
ef5b77c003be850406ff8a18a35eb094632dcdc8f6112efcde036e3c454dde0c.apk
Resource
android-x86-arm-20240624-en
General
-
Target
ef5b77c003be850406ff8a18a35eb094632dcdc8f6112efcde036e3c454dde0c.apk
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Size
6.3MB
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MD5
19e5c726ccf1b1797cc6b379cf5ba41a
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SHA1
f159886dcf9021f41eaa2b0641a758c4f0c4033d
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SHA256
ef5b77c003be850406ff8a18a35eb094632dcdc8f6112efcde036e3c454dde0c
-
SHA512
42b47700eaa27d1fbe66ab0500dfdf18513870fa04a182d445bacb9fe337fa39aac7a50ae4ee2587f3949430f3516c775201c8a0f82a16e321a631b3be0e9f49
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SSDEEP
98304:UxK+fjTC9YH16/CFXNf+GtrS4KsREl2uggkXy49mzCzB7Ta0t0JdU/Nt:IKKC9YV3ob4KqruggkXbQz+5ZL
Malware Config
Signatures
-
Loads dropped Dex/Jar 1 TTPs 3 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.facebook.katanb/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.facebook.katanb/cache/natives_sec_blob799052939469436033.dex --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.facebook.katanb/cache/oat/x86/natives_sec_blob799052939469436033.odex --compiler-filter=quicken --class-loader-context=&ioc pid process /data/user/0/com.facebook.katanb/cache/natives_sec_blob799052939469436033.dex 4251 com.facebook.katanb /data/user/0/com.facebook.katanb/cache/natives_sec_blob799052939469436033.dex 4280 /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.facebook.katanb/cache/natives_sec_blob799052939469436033.dex --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.facebook.katanb/cache/oat/x86/natives_sec_blob799052939469436033.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.facebook.katanb/cache/natives_sec_blob799052939469436033.dex 4251 com.facebook.katanb -
Makes use of the framework's Accessibility service 4 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.facebook.katanbdescription ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.facebook.katanb Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.facebook.katanb Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.facebook.katanb -
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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Acquires the wake lock 1 IoCs
Processes:
com.facebook.katanbdescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock com.facebook.katanb -
Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs
Application may abuse the framework's foreground service to continue running in the foreground.
Processes:
com.facebook.katanbdescription ioc process Framework service call android.app.IActivityManager.setServiceForeground com.facebook.katanb -
Queries information about active data network 1 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process Framework service call android.net.IConnectivityManager.getActiveNetworkInfo com.facebook.katanb -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.facebook.katanb -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.facebook.katanb -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process Framework service call android.app.IActivityManager.registerReceiver com.facebook.katanb -
Schedules tasks to execute at a specified time 1 TTPs 1 IoCs
Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.
Processes:
com.facebook.katanbdescription ioc process Framework service call android.app.job.IJobScheduler.schedule com.facebook.katanb -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process Framework API call javax.crypto.Cipher.doFinal com.facebook.katanb -
Checks CPU information 2 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process File opened for read /proc/cpuinfo com.facebook.katanb -
Checks memory information 2 TTPs 1 IoCs
Processes:
com.facebook.katanbdescription ioc process File opened for read /proc/meminfo com.facebook.katanb
Processes
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com.facebook.katanb1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Queries information about active data network
- Queries the mobile country code (MCC)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4251 -
/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.facebook.katanb/cache/natives_sec_blob799052939469436033.dex --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.facebook.katanb/cache/oat/x86/natives_sec_blob799052939469436033.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4280
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Scheduled Task/Job
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1User Evasion
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
1System Network Connections Discovery
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
550KB
MD5ffcba9530d4f171ab67983f5d1950b54
SHA1e74f816c65dc89dfbd668d27b65b4da0cde26b49
SHA256ced12259631608d6af65bf72ddb6695d0c945bdc3f539a4e7778377f0ed25e3d
SHA512c6251e08db812b41a63476755ff34f2f4fec232e910a6a4769b0a77a281e7ad48e7cb86f5d7bd7b67b579d3e5ab770b6145600f8877d72aabe626e2bc944ded6
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Filesize
377B
MD544e6af9219f9292e26be61639f3267ea
SHA12d8821f1122d42a2a46b9b59c667d8a8b8747ea5
SHA256fb44abecf446e282976717533cb2e4bcc6e3a97723f5b4bc041ea0b9f3da7458
SHA51236a768d7e15ae18011a8281f17bc339588ea4cf1c03f7cda6d4d34a0f39e6d1628caae62a1f8dd610f38d75adb834316e43395df3fea71d1746332bacb857d4c
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Filesize
10KB
MD5995c7d59e32429f932a861b4fba1c0f2
SHA1f7557b2253983f226683e40b2c9b98f23abc4dd4
SHA256ed773294442702aba1c7f8b9628302dfae68498432fe3aebf09339d0807b49ea
SHA51289e1411785e80b2fe89744db826ccb504b821656a0729c55eaf19847b9988e6fae66d8b4c6db687901f9177e798412507046173623a3ed5978c1b93e846c8b2e
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Filesize
550KB
MD54ecdf266a248c661a60e78b21cac0857
SHA15cf08634f40c63bf2b48d51e13935168e465a4cf
SHA256fc42736ea857ccbcca8f65cfb9fb4d32f643be781724020026a386233b304546
SHA512b7edb37b3df48ecd7cfffc60b32d5e800e4de5ad321e91e2ac441daa2377ff5f9fc4bc37bd47c0156926556dfea35ef00e4e1ace86fe646cfeeeed957be65c92
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Filesize
25B
MD5ba30336bf53d54ed3c0ea69dd545de8c
SHA1ce99c6724c75b93b7448e2d9fac16ca702a5711f
SHA2562d6988fb5afdaafc4e33fa1f71d6f10c95ab5a49a8ec820add5b13eef05439af
SHA512eea34ca526e03349e746d3687ea660b4748f0174fe2ffdb65161e232e08630b345e03329614852ce881a71362ba68575e9dd08fa361a416e5b2fb231e21a0a3e
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Filesize
292B
MD5111556ccffe0d42f62d1c5ea088aee12
SHA117059769323ef0bb04f577cb0e520504ca59491e
SHA256444078173f45017f8c632e4513ccbba508b45bf7afafba489ef34d72e6fc1237
SHA51258302f981abe3e5871624c50950eff77c85acba0c22baf56b7740cc7e7636493c79156295f57402a1b9c4a50f12ee6dbbf64b11947868b4bd96791a8a6f3faf5
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Filesize
41B
MD5d47033afff9fdea5177c30833abe6a06
SHA12779b1cf7705db902554d53d7a1a5d7581cf80ed
SHA2562fe0755cba7b92e817d4919a8e7eb80119f184f98b35a75f80cee9292458dd6d
SHA512edc9adfcaee94b8bfe57c3107e251ae06443a9ea88a5718839e05e54b1bea9c4ca675f6d9f923d4e62840acb7f5648d01d73ef883fe4b0d6db03b800d70c41fc