Analysis
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max time kernel
151s -
max time network
159s -
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
03-02-2024 01:44
Behavioral task
behavioral1
Sample
8b116440dae67d7a258c225fd7770bfd.apk
Resource
android-x86-arm-20231215-en
Behavioral task
behavioral2
Sample
8b116440dae67d7a258c225fd7770bfd.apk
Resource
android-x64-20231215-en
General
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Target
8b116440dae67d7a258c225fd7770bfd.apk
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Size
3.0MB
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MD5
8b116440dae67d7a258c225fd7770bfd
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SHA1
975d318bc82096c586913654e9f15ca643cfabd7
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SHA256
7dcb4c377eebc1d4c5efd5ef873d9d82fc0dcf1ed1ec7ce9884ca09341fc012e
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SHA512
b3f64e1532f030988daef21287fd52f9d1abf9a3fcad8eb5e8edbcabd47c1d413259b00f5c409221ded18ba66c5639df13245438369f5bbf20094fffeedc559e
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SSDEEP
49152:nhyfByEPmieQpAkKKhMpMbKT1SooNrxHauzZ6Fe5K+xmXzoJHNwy8z3RQQi:nuyE5eQpZh3boojHauF4eY+cyyBi
Malware Config
Signatures
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FluBot
FluBot is an android banking trojan that uses overlays.
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FluBot payload 3 IoCs
Processes:
resource yara_rule /data/data/com.sina.weibo/app_apkprotector_dex/YNF53gHa.peace family_flubot /data/user/0/com.sina.weibo/app_apkprotector_dex/YNF53gHa.peace family_flubot /data/user/0/com.sina.weibo/app_apkprotector_dex/YNF53gHa.peace family_flubot -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Makes use of the framework's Accessibility service 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.sina.weibodescription ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.sina.weibo Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.sina.weibo Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.sina.weibo -
Loads dropped Dex/Jar 3 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.sina.weibo/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.sina.weibo/app_apkprotector_dex/YNF53gHa.peace --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.sina.weibo/app_apkprotector_dex/oat/x86/YNF53gHa.odex --compiler-filter=quicken --class-loader-context=&ioc pid process /data/user/0/com.sina.weibo/app_apkprotector_dex/YNF53gHa.peace 4253 com.sina.weibo /data/user/0/com.sina.weibo/app_apkprotector_dex/YNF53gHa.peace 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.sina.weibo/app_apkprotector_dex/YNF53gHa.peace --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.sina.weibo/app_apkprotector_dex/oat/x86/YNF53gHa.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.sina.weibo/app_apkprotector_dex/YNF53gHa.peace 4253 com.sina.weibo -
Requests enabling of the accessibility settings. 1 IoCs
Processes:
com.sina.weibodescription ioc process Intent action android.settings.ACCESSIBILITY_SETTINGS com.sina.weibo -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
Processes:
com.sina.weibodescription ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.sina.weibo -
Uses Crypto APIs (Might try to encrypt user data) 1 IoCs
Processes:
com.sina.weibodescription ioc process Framework API call javax.crypto.Cipher.doFinal com.sina.weibo
Processes
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com.sina.weibo1⤵
- Makes use of the framework's Accessibility service
- Loads dropped Dex/Jar
- Requests enabling of the accessibility settings.
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Uses Crypto APIs (Might try to encrypt user data)
PID:4253 -
/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.sina.weibo/app_apkprotector_dex/YNF53gHa.peace --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.sina.weibo/app_apkprotector_dex/oat/x86/YNF53gHa.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4280
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6KB
MD5c60ca86979ee981dad79f85c941ad5a8
SHA1fb078c3f4aaa93f411d94f4e5d64051490f9e898
SHA25604186363cdd46d5911a26f067d87d3dae0285e66623b9587c2c0ac1a79d33dcf
SHA512921114800edecd0d2378bee2294d8a059a91057e93b09731d11671e06333b08c6e35965ec4a6aecf4392b416f5e2096b282edc629f9d944ddc641e4eaea30c36
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Filesize
2.4MB
MD5dae833e9d575c7512c7d7b78ac3716a4
SHA1b31cb114f2bf8754915375d3551dd34b1edee59d
SHA256a979babac04109cb607b3e4e3844b06b5d2ae5044b9543a2e2fee1f40658209b
SHA512daa982b9d9eb6951ade81ed1e26ab35c4f5d76929629f8c30a6440ff84dfa7044e78baec8a0d2d608fa6032b8065925710f7210f439385edb00bfc4647326e78
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Filesize
2.4MB
MD5c5ab0c385e736aba5fbb9865d8460ce7
SHA1a238e126cfee20997943f96dbd27977de2136525
SHA2565d18e6b365485ef8d842cc8589cff3801e9247a0bea392dde3fe0e5f223eae9f
SHA5129eedfda2a91643c04a719c7a8ab5693c313e0a956066cfb8730e1a5d0f368bd35abe015f4e1761af2d496d7c96f5fc33fb42b50d637f00e41e8d5441bb404414