Analysis
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max time kernel
19898s -
max time network
607s -
platform
android_x86 -
resource
android-x86-arm-20220310-en -
submitted
26-05-2022 16:15
General
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Target
Voicemail.apk
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Size
5.8MB
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MD5
77da191edf9bd56bd550c47d28519848
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SHA1
526856561d862131a8866732bcd8c63b70069968
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SHA256
32d11dd0c65f101499a7c94eeae319afc43bfd0f730733a3357d294ef94c9a11
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SHA512
3719b675353c3bb78dc1aa4cf79ae4da1df192762a422b586545bad6a724db55bbc9a9e5ec3d76253816af97276d967afa7689783d6f2bc0ea9cc51475975406
Malware Config
Signatures
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FluBot
FluBot is an android banking trojan that uses overlays.
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FluBot Payload 2 IoCs
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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
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Loads dropped Dex/Jar 2 IoCs
Runs executable file dropped to the device during analysis.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Removes a system notification. 1 IoCs
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Uses Crypto APIs (Might try to encrypt user data). 1 IoCs
Processes
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com.iqiyi.i18n1⤵
- Makes use of the framework's Accessibility service.
- Loads dropped Dex/Jar
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
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/system/bin/dex2oat --debuggable --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 --debuggable --generate-mini-debug-info --dex-file=/data/user/0/com.iqiyi.i18n/uig88UggjG/t8kug78sjifqUGj/base.apk.HIgUj9d1.8Ig --output-vdex-fd=45 --oat-fd=46 --oat-location=/data/user/0/com.iqiyi.i18n/uig88UggjG/t8kug78sjifqUGj/oat/x86/base.apk.HIgUj9d1.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5c94a8e51f5f020a29e564ebaac030fa1
SHA1ba8aaa636710a9e6dc422c8bb1309c121530cc0c
SHA2567762f00fef1ea68540b0ca501e2cfda764a6d4d0f325d3088811bdab9ecca294
SHA512d2ede4c6cb5916356571379b86ccac1d874813c510c55eb02ab6c049b97884a89926f6452ef2dba1c846f6e73392a7db140e62a9a12891734ad88efbf25fe300
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Filesize
2.0MB
MD5c94a8e51f5f020a29e564ebaac030fa1
SHA1ba8aaa636710a9e6dc422c8bb1309c121530cc0c
SHA2567762f00fef1ea68540b0ca501e2cfda764a6d4d0f325d3088811bdab9ecca294
SHA512d2ede4c6cb5916356571379b86ccac1d874813c510c55eb02ab6c049b97884a89926f6452ef2dba1c846f6e73392a7db140e62a9a12891734ad88efbf25fe300