Analysis
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max time kernel
94s -
max time network
152s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system -
submitted
25/03/2025, 22:08
Static task
static1
Behavioral task
behavioral1
Sample
cb007245f26e192d2cba5b17ae3974b540d8186ef40373fb042bcb2435aa59c1.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
cb007245f26e192d2cba5b17ae3974b540d8186ef40373fb042bcb2435aa59c1.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
cb007245f26e192d2cba5b17ae3974b540d8186ef40373fb042bcb2435aa59c1.apk
Resource
android-x64-arm64-20240910-en
General
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Target
cb007245f26e192d2cba5b17ae3974b540d8186ef40373fb042bcb2435aa59c1.apk
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Size
4.2MB
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MD5
47ff83f7a0c0437d5ed67a89a89d7cad
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SHA1
dee0ef0150e40a6ecdb3438771fbf3ccc6ed94ae
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SHA256
cb007245f26e192d2cba5b17ae3974b540d8186ef40373fb042bcb2435aa59c1
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SHA512
60bda9dedc4cfcb15f4aa6af37e51470bc9e7c5befd8e30788ee21bdf9dde51f62bca2f3a3ab208911db38268c36f1b5cc2092d1f5388f76cea1ae803b13a6cb
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SSDEEP
98304:u38ZqvYrO/TcvKPjae6gTHLak9K8Zo6tKdkTMaTj2bzsOg1Iw:e8ZqvogqQa/gT2kAwtK2TMMj2XsOgSw
Malware Config
Extracted
tanglebot
https://icq.im/AoLH58pXY8ejJTQiWg8
https://t.me/pempeppepepep
https://t.me/xpembeppep2p2
Signatures
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TangleBot
TangleBot is an Android SMS malware first seen in September 2021.
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TangleBot payload 2 IoCs
resource yara_rule behavioral1/memory/4362-0.dex family_tanglebot2 behavioral1/memory/4333-0.dex family_tanglebot2 -
Tanglebot family
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Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip 4362 /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/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip 4333 vzilx.posjx.lzsj -
Makes use of the framework's Accessibility service 4 TTPs 1 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId vzilx.posjx.lzsj -
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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Performs UI accessibility actions on behalf of the user 1 TTPs 1 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction vzilx.posjx.lzsj -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone vzilx.posjx.lzsj -
Reads information about phone network operator. 1 TTPs
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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 vzilx.posjx.lzsj -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo vzilx.posjx.lzsj -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo vzilx.posjx.lzsj
Processes
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vzilx.posjx.lzsj1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks CPU information
- Checks memory information
PID:4333 -
/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/vzilx.posjx.lzsj/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/vzilx.posjx.lzsj/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4362
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Network
MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
455KB
MD5b3b1db556f71fba4dccaa628ddd376de
SHA109a30d9e31055eb81e549951d2e25e95be5308a7
SHA25640b02ba99ef1d1d3dd9255253a1b0a26b25df5852bc63fd8dfd7ac7f190ccccc
SHA51292b722f37d3ad3f3ff48ad2142c17d5f8645920b155aced4b641ed33d5b99a69105d1a7552af131382e22f01db9dac47258e3c7d5777da962d06480baa34db40
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Filesize
951KB
MD52fadb1953bdbf54cc1de4b895e2c4594
SHA17744f1353bce6ea34a9f0ecf350cda8bb9dff7d7
SHA25650da22cb469c098b77c4edc6be23fd910dac747d7a0aae4ddc1d7f44abe247e8
SHA512986fef4a5bfc4e3e93f8ab40ece8a5c5dc8e6946e0552b8064b9a13ac6b97a436ee0bbd1e1503c4a9b588262a7f3ed171fad2cdbd1d79746aad3796219f49156
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Filesize
951KB
MD5dcb9c27777d272b40d09e456bd1a360b
SHA18e697638bf96625fe30e68025de4a2274bcd7139
SHA25680ac5a65eaf7c4bbe553afc99e5fa4ca212f763243b253dafc5d0e3c02441225
SHA512d02e208e8398057ebeb3a43cf6772fe04f4d3e181a1a07e639550fbeeebd552a5220a1fb6e32a59102b444e14b4caaefacf1d348256673881d3baf07b49c9eeb