Analysis
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max time kernel
144s -
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
23/03/2025, 22:00
Static task
static1
Behavioral task
behavioral1
Sample
1e3999f77e043954cc7638fdb481f07caa777da32bf3d72a80dd67567b82dc41.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
1e3999f77e043954cc7638fdb481f07caa777da32bf3d72a80dd67567b82dc41.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
1e3999f77e043954cc7638fdb481f07caa777da32bf3d72a80dd67567b82dc41.apk
Resource
android-x64-arm64-20240910-en
General
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Target
1e3999f77e043954cc7638fdb481f07caa777da32bf3d72a80dd67567b82dc41.apk
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Size
1.0MB
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MD5
0a1f2dabacba4fe6c79443615c600ae4
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SHA1
34e3df4bf369f02dfcad167ad0b49d0728eb1a5a
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SHA256
1e3999f77e043954cc7638fdb481f07caa777da32bf3d72a80dd67567b82dc41
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SHA512
314c606eebf89cd91721d59b2bfbc2782c256940e6023c461e9abf83b58fdf7e4d9669d23a9a700df358e1ba338fad66c1e5c9b0dce51d813de6bb951c15fda7
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SSDEEP
24576:ddLTUwqRxcvAX8XcRmEoJzKLh+1z5UsQk:PLT6n8XVJVsQ11UsQk
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/4449-0.dex family_tanglebot2 behavioral1/memory/4419-0.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/ewon.nxgx.evilo/code_cache/secondary-dexes/base.apk.classes1.zip 4449 /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/ewon.nxgx.evilo/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/ewon.nxgx.evilo/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/ewon.nxgx.evilo/code_cache/secondary-dexes/base.apk.classes1.zip 4419 ewon.nxgx.evilo -
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 ewon.nxgx.evilo -
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 ewon.nxgx.evilo -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone ewon.nxgx.evilo -
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 ewon.nxgx.evilo -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo ewon.nxgx.evilo -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo ewon.nxgx.evilo
Processes
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ewon.nxgx.evilo1⤵
- 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:4419 -
/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/ewon.nxgx.evilo/code_cache/secondary-dexes/base.apk.classes1.zip --output-vdex-fd=44 --oat-fd=45 --oat-location=/data/user/0/ewon.nxgx.evilo/code_cache/secondary-dexes/oat/x86/base.apk.classes1.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4449
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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
MD5d5ac1612c8c7e31f612065e7577f1725
SHA162a5dac0628036c8ca6b96414ff78e537be0e992
SHA256f4547817889eba08465d8dbdcc5180b758cf1cb4e6aa3ab7de3f266d6700130e
SHA51211fcd500b7aef2f7f524a95f122cf4cc1fcd8dd89f5a66fda2514d6e66a4c16534d3225cdfc9131725daddbaa0ec5a642ac37ddd600f8a31e3d31cd4104fc9c6
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Filesize
949KB
MD59fab9d0a33bb27f472ba9714aaec2835
SHA1303119eca33e479b12df568f9db600af500c9a06
SHA2568f4e2f527a816bd381ee1c10dce3a0e2208301618cfe1f072317018f3772e04b
SHA5126098edcb1e7b9d9e093567b24337b9e66d26b1b914ac665ee31be4f7567058c816a7b05daae25407dec23cabeb18e28b152ccd2fed104bb0ecb76498e1ce2b69
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Filesize
949KB
MD5d2143ed14a2c66480e0bef1a2801b2cf
SHA17ec8664e50e73603542c84f3c4bc1629f69226a7
SHA2565c9035e83894a344f493faa5a46fbc9385539736522f648a81a0bd5e23d145e1
SHA5126b41c780e81fcf5e0004c2348562d00d22e971f8e7df130f78feeebb3cfa533f74b2b8a0dd09dac08d4041023aaf08ef69a437a7c453c9862d9e91b5d613a46b