Analysis
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max time kernel
146s -
max time network
151s -
platform
android_x86 -
resource
android-x86-arm-20240221-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system -
submitted
24-02-2024 22:01
Static task
static1
Behavioral task
behavioral1
Sample
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
Resource
android-x86-arm-20240221-en
Behavioral task
behavioral2
Sample
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
Resource
android-x64-20240221-en
Behavioral task
behavioral3
Sample
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
Resource
android-x64-arm64-20240221-en
General
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Target
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494.apk
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Size
1.1MB
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MD5
62638544b5e77651354cdf2eedf222bb
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SHA1
11a63a8044fad493d91884d8a2babfef504d6230
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SHA256
83c7f9550598273759d95f9ab17c002436a9c108ab0b7f8cce71f5d7d62f1494
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SHA512
d3e10d0bde5f2cb149266045bc0debc8fa47fb0cf86164552e8432ff51f95dc7cb9b10d03fe4c21d43fef29927fb8b860ee1370298e607ab2ef112520853ce27
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SSDEEP
24576:I7MbnfpIbSSTU9T3gLoVAi6+7zHCTntfD4WR0:a+pIbb4bf0/0
Malware Config
Extracted
ermac
http://77.105.132.58:3434
Signatures
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Ermac
An Android banking trojan first seen in July 2021.
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Ermac2 payload 2 IoCs
Processes:
resource yara_rule /data/data/com.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex family_ermac2 /data/user/0/com.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex family_ermac2 -
Makes use of the framework's Accessibility service 2 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.naraxusuyewazeve.vixipi Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.naraxusuyewazeve.vixipi Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.naraxusuyewazeve.vixipi -
Processes:
com.naraxusuyewazeve.vixipipid process 4238 com.naraxusuyewazeve.vixipi 4238 com.naraxusuyewazeve.vixipi -
Loads dropped Dex/Jar 3 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.naraxusuyewazeve.vixipi/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.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.naraxusuyewazeve.vixipi/app_ded/oat/x86/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.odex --compiler-filter=quicken --class-loader-context=&ioc pid process /data/user/0/com.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex 4238 com.naraxusuyewazeve.vixipi /data/user/0/com.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex 4264 /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.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.naraxusuyewazeve.vixipi/app_ded/oat/x86/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex 4238 com.naraxusuyewazeve.vixipi -
Acquires the wake lock 1 IoCs
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock com.naraxusuyewazeve.vixipi -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.naraxusuyewazeve.vixipi -
Uses Crypto APIs (Might try to encrypt user data) 1 IoCs
Processes:
com.naraxusuyewazeve.vixipidescription ioc process Framework API call javax.crypto.Cipher.doFinal com.naraxusuyewazeve.vixipi
Processes
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com.naraxusuyewazeve.vixipi1⤵
- Makes use of the framework's Accessibility service
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Acquires the wake lock
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Uses Crypto APIs (Might try to encrypt user data)
PID:4238 -
/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.naraxusuyewazeve.vixipi/app_ded/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.naraxusuyewazeve.vixipi/app_ded/oat/x86/S0woO6ydBnpioUEDUpfPHgxNADcTAHZa.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4264
Network
MITRE ATT&CK Mobile v15
Replay Monitor
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Downloads
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Filesize
1.3MB
MD5941985965631fb2d3297a776fdd31c1b
SHA15b56b5cbda4111da8cd5d3950c7968d61a6d7216
SHA256a639cb1658b2c434ae64158d458ea0e59aa6df835418af1f3be261533cb057d1
SHA5121e1050154fa725c9a6a80c6a4914a56b2d524934d232c108278a3d5e8a2f7ba02d013c8534541b5575870a8d0f1ef426e6dd378235f1fa712293514b9fcfccac
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Filesize
1.3MB
MD517dc733f911d76a23af267618d14baa5
SHA17859156e97790bfb0a0ddcffc53a8f0a4f5146fa
SHA256da13d4121faf654a324b28aa0649253d9494b5f252008f5f354579eb1903093a
SHA512a8bc2bf2da3f10adc4d2cee3558d9970e96089da02434642da55009f579746ba2fe7fc509bc278221d3e54affe0827cf2eef5015461bf4154b60c68d4840924d