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Analysis
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max time kernel
179s -
max time network
170s -
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
27/06/2024, 08:32
Static task
static1
Behavioral task
behavioral1
Sample
B2B18FE4E195DD5E40A9B58D10EC657CC916D290A1068BBA4DBE99D1B03AE682.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
B2B18FE4E195DD5E40A9B58D10EC657CC916D290A1068BBA4DBE99D1B03AE682.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral3
Sample
B2B18FE4E195DD5E40A9B58D10EC657CC916D290A1068BBA4DBE99D1B03AE682.apk
Resource
android-x64-arm64-20240624-en
Behavioral task
behavioral4
Sample
classes.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral5
Sample
classes.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral6
Sample
classes.apk
Resource
android-x64-arm64-20240624-en
General
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Target
B2B18FE4E195DD5E40A9B58D10EC657CC916D290A1068BBA4DBE99D1B03AE682.apk
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Size
13.0MB
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MD5
da3714138823dc1fc449670df1709ddb
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SHA1
f093143bf67ccdd54b91ee6c08bd0ab90d8bfebe
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SHA256
b2b18fe4e195dd5e40a9b58d10ec657cc916d290a1068bba4dbe99d1b03ae682
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SHA512
3425213bc1040faf189ee94c348785c9b23201c6af7bed88feeb881811694168fe03e2ef526a160582980cf6d2140db65f8e12d41da29e823418202c8380e3eb
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SSDEEP
393216:LsNBaCMkWwDlx0uTySRX7eNjfCyBmjNHz:Ls7FXDlxH9RX7yj6yBGNT
Malware Config
Signatures
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Checks if the Android device is rooted. 1 TTPs 1 IoCs
ioc Process /system/app/Superuser.apk com.contato.ImperiodoBrasil -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.contato.ImperiodoBrasil/cache/1582435991586.jar 4361 /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.contato.ImperiodoBrasil/cache/1582435991586.jar --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.contato.ImperiodoBrasil/cache/oat/x86/1582435991586.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.contato.ImperiodoBrasil/cache/1582435991586.jar 4310 com.contato.ImperiodoBrasil -
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.contato.ImperiodoBrasil -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.contato.ImperiodoBrasil -
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.contato.ImperiodoBrasil -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.contato.ImperiodoBrasil -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.contato.ImperiodoBrasil -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.contato.ImperiodoBrasil
Processes
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com.contato.ImperiodoBrasil1⤵
- Checks if the Android device is rooted.
- Loads dropped Dex/Jar
- Queries information about running processes on the device
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4310 -
/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.contato.ImperiodoBrasil/cache/1582435991586.jar --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.contato.ImperiodoBrasil/cache/oat/x86/1582435991586.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4361
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Network
MITRE ATT&CK Mobile v15
Replay Monitor
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Downloads
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Filesize
9KB
MD5e8e0527a01aefdb89afd2c508f131da1
SHA1f1103e6b260c657ceb3d95f1b023af3fda8b133a
SHA256f809447486f89fcaa74f87e06d126d103d37eb2b3157e88f2c06d989b2c284ce
SHA512fb53683a83f1068d0f94567b156e6a8910c45b1b5f33db919f7e0b9c55eab28507a235ef76d44d5b549599ea3b54dbc00496a633339d276a80f395da938d6d34
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Filesize
148B
MD5a3b78d197d786c13687c3f0f89703bd8
SHA19967f0726b6b1ed3f198904547b81920f8329621
SHA256c5e6754556dbe01b055066f23c28ddaaf5fe67cee4baed00d59dc993335b3d97
SHA5129a47c9bb977edec9d29d22f280e0078ca931a722eaecc2b085c6b5aaf6246d17a6ad07c9faca45070bb5b89a3ee6cf896f5e2c7e73fb033e3ac57471df70a8b1
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Filesize
20KB
MD52048eb6124a452540ee51dae4145aadf
SHA1d05005b2cd7fe4cd652b0d7fd1bdac2c19d51451
SHA256105c54b6fe3f25350e92187467761598e4c21d62b1091b77d091f65f3bd98864
SHA512bb6cb3853dd2a5d0701e20607d4e153ae201268dd2e5e2d06cc2df208b3b4dc50132a4ab428251b1644d2399fcc717662438d082ff14203387bab8794109d44d
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Filesize
20KB
MD5fde2ee00cbd121cfab5290b078aa3ceb
SHA1e2b77d5320e155e413d040a8c20020962065b2f8
SHA2562897b0812077c654a9b3fbb0b6303d5cde681eeba7ad9981de65716c7810d685
SHA512a9326aff8e454a2b4ac09984ef2a65fddd4dc146b4c44d839035549bff8c9fdaae490326d0b018f76c1ca2e4fb25426d74f550ca0950982fba632a023af99a56