Malware Analysis Report

2025-01-19 05:49

Sample ID 241216-dmancssngj
Target 88f64544e19aecb9061fadb810a11581f359a9273e9a4d135f0897fdd8deb3a7
SHA256 88f64544e19aecb9061fadb810a11581f359a9273e9a4d135f0897fdd8deb3a7
Tags
tanglebot evasion infostealer spyware trojan octo banker collection credential_access discovery impact persistence rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

88f64544e19aecb9061fadb810a11581f359a9273e9a4d135f0897fdd8deb3a7

Threat Level: Known bad

The file 88f64544e19aecb9061fadb810a11581f359a9273e9a4d135f0897fdd8deb3a7 was found to be: Known bad.

Malicious Activity Summary

tanglebot evasion infostealer spyware trojan octo banker collection credential_access discovery impact persistence rat

Octo family

TangleBot payload

TangleBot

Tanglebot family

Octo

Octo payload

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Loads dropped Dex/Jar

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

Queries the mobile country code (MCC)

Requests dangerous framework permissions

Reads information about phone network operator.

Declares broadcast receivers with permission to handle system events

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

Attempts to obfuscate APK file format

Requests disabling of battery optimizations (often used to enable hiding in the background).

Acquires the wake lock

Queries the unique device ID (IMEI, MEID, IMSI)

Uses Crypto APIs (Might try to encrypt user data)

Registers a broadcast receiver at runtime (usually for listening for system events)

Checks memory information

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-16 03:07

Signatures

Attempts to obfuscate APK file format

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

Declares services with permission to bind to the system

Description Indicator Process Target
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Required to be able to connect to paired Bluetooth devices. android.permission.BLUETOOTH_CONNECT N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. android.permission.SYSTEM_ALERT_WINDOW N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES N/A N/A
Allows an application to access any geographic locations persisted in the user's shared collection. android.permission.ACCESS_MEDIA_LOCATION N/A N/A
Allows an application to read audio files from external storage. android.permission.READ_MEDIA_AUDIO N/A N/A
Allows an application to read image or video files from external storage that a user has selected via the permission prompt photo picker. android.permission.READ_MEDIA_VISUAL_USER_SELECTED N/A N/A
Allows an application to read image files from external storage. android.permission.READ_MEDIA_IMAGES N/A N/A
Allows an application to read video files from external storage. android.permission.READ_MEDIA_VIDEO N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an application a broad access to external storage in scoped storage. android.permission.MANAGE_EXTERNAL_STORAGE N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-16 03:07

Reported

2024-12-16 03:16

Platform

android-x86-arm-20240910-en

Max time kernel

5s

Max time network

28s

Command Line

com.wealth.put

Signatures

TangleBot

trojan infostealer spyware tanglebot

TangleBot payload

Description Indicator Process Target
N/A N/A N/A N/A

Tanglebot family

tanglebot

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.wealth.put/app_true/EgAmr.json N/A N/A
N/A /data/user/0/com.wealth.put/app_true/EgAmr.json N/A N/A

Processes

com.wealth.put

/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.wealth.put/app_true/EgAmr.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.wealth.put/app_true/oat/x86/EgAmr.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 tcp
GB 216.58.201.110:443 tcp
GB 216.58.201.110:443 tcp
GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.202:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 android.apis.google.com udp

Files

/data/data/com.wealth.put/app_true/EgAmr.json

MD5 7bb5eb7866f5de804a9e0a13e366ab2b
SHA1 371421613c8e98afcbe0628095e77bd0452230a8
SHA256 ee0a4460dcaf5f03f2cfcb7dbbc1b318d551cfdab11144fbe3d1d85b5f1e64bb
SHA512 54d88db5d653813884291ed204b38c7ae21502086ddd36a7e20e5d747c3ec38d0be9f2eb8dcfa304ed3a9cdf1dc7dc70f66c4e4a49d9fc897804cfb9ba8a1360

/data/data/com.wealth.put/app_true/EgAmr.json

MD5 87015a7a7d4ae0406ab3b6ee45dd9b50
SHA1 37c396622364585da12c345b19cd961e028a5838
SHA256 37902ae6e25a9f89563289f89dca991364f5c54b69008e21cc9cefb920eb1772
SHA512 70098a690bcde7ef1572034ce7b29cbe68c1b5fdc453698d3a2ce9264d2ac1be4a66b6d2343a0a3dd58243e9433174ca3113ef8c8d771d92d28d3588b0f346bd

/data/user/0/com.wealth.put/app_true/EgAmr.json

MD5 919e1865ed74ada5944e4a1e6bb4aaaa
SHA1 0351d8cbe6244fc28e390fb24cd13a1d25cab414
SHA256 14140cd2c697dbb662f501269495e705ac05fc66f9f0824eb8013ffaa1cabd46
SHA512 9f1af0bba0dc254f1701b5d79ae886301f164f759b66ec0d421fbb499963366fc9f92b4c886d64ab104e63c608bc9e9505310c756481030d0463a4f3b329e978

/data/user/0/com.wealth.put/app_true/EgAmr.json

MD5 b60238d5cc9aa97b848101511d8ca5fb
SHA1 ccf1950a42c9388c00ceaa5438b078e6100cb016
SHA256 773742b3792d4b76c20125c978964ac214d08b3735a64032e66261c2d2bf2ef6
SHA512 e81d4d156384501c971d905d26ff5d6edad611513c7d12b262bcdff5500d21d116bb949060d6c1633c3b3ecd7a1ba330214507c46811fa1ce2438c63d972221e

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-16 03:07

Reported

2024-12-16 03:17

Platform

android-x86-arm-20240910-en

Max time kernel

22s

Max time network

31s

Command Line

com.history_transparentv0

Signatures

Octo

banker trojan infostealer rat octo

Octo family

octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.history_transparentv0/app_way/lxhMrcM.json N/A N/A
N/A /data/user/0/com.history_transparentv0/app_way/lxhMrcM.json N/A N/A
N/A Anonymous-DexFile@0xd2b88000-0xd2c0b988 N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.history_transparentv0

/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.history_transparentv0/app_way/lxhMrcM.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.history_transparentv0/app_way/oat/x86/lxhMrcM.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 8ef99f4468dab6c88e7fa93472184466.org udp
US 1.1.1.1:53 8ef99f4468dab6c88e7fa93472184466.org udp
US 1.1.1.1:53 c5a806b6b61257f6d4af97ed1e773556.biz udp
US 1.1.1.1:53 c5a806b6b61257f6d4af97ed1e773556.biz udp
US 1.1.1.1:53 359b67d3f339068196968b806dbd2a79.com udp
US 1.1.1.1:53 359b67d3f339068196968b806dbd2a79.com udp
US 1.1.1.1:53 7da811609e92e8db1e1e8d3f69256d69.info udp
US 1.1.1.1:53 7da811609e92e8db1e1e8d3f69256d69.info udp
US 1.1.1.1:53 dcbafa46fded53ee7a98b8deeb3b88a9.xyz udp
US 1.1.1.1:53 dcbafa46fded53ee7a98b8deeb3b88a9.xyz udp
US 1.1.1.1:53 4e82f389a7de08a55a753ba93064c42b.net udp
US 1.1.1.1:53 4e82f389a7de08a55a753ba93064c42b.net udp
GB 216.58.213.10:443 tcp
GB 142.250.200.14:443 tcp
GB 142.250.200.14:443 tcp
GB 142.250.200.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.10:443 tcp
US 1.1.1.1:53 c5a806b6b61257f6d4af97ed1e773556.biz udp
US 1.1.1.1:53 c5a806b6b61257f6d4af97ed1e773556.biz udp
US 1.1.1.1:53 359b67d3f339068196968b806dbd2a79.com udp
US 1.1.1.1:53 359b67d3f339068196968b806dbd2a79.com udp
US 1.1.1.1:53 7da811609e92e8db1e1e8d3f69256d69.info udp
US 1.1.1.1:53 7da811609e92e8db1e1e8d3f69256d69.info udp
US 1.1.1.1:53 dcbafa46fded53ee7a98b8deeb3b88a9.xyz udp
US 1.1.1.1:53 dcbafa46fded53ee7a98b8deeb3b88a9.xyz udp
US 1.1.1.1:53 4e82f389a7de08a55a753ba93064c42b.net udp
US 1.1.1.1:53 4e82f389a7de08a55a753ba93064c42b.net udp
US 1.1.1.1:53 8ef99f4468dab6c88e7fa93472184466.org udp
US 1.1.1.1:53 8ef99f4468dab6c88e7fa93472184466.org udp

Files

/data/data/com.history_transparentv0/app_way/lxhMrcM.json

MD5 341aa1cca5554b0d5e4ae8976da759f3
SHA1 6e92fa4cfe62de8ed921de2bf09b4cefb34e9d74
SHA256 e471b65c40c5f0ab9847c6e019b233a62e87dda240bb608409e5606a50328909
SHA512 f730005cb690e0026cc640ee290e6ac86b217870e3151b2ae340e0aa89a25dbc7504d788fe42f570f6b89cd5edf7cedd75fa285cdc11cf980334354870c077dc

/data/data/com.history_transparentv0/app_way/lxhMrcM.json

MD5 3382bc07172057820417c81a62c3b426
SHA1 0d503f1405d443894cdae4a4f9f95766b88b9227
SHA256 c687039befa793b000f2c2bc5f95f07d3c7a61c26330a720429871038051400a
SHA512 391071c4b738f5dbfaa20c42d824675bb665b8f2150f6ac83dd41eadaaddb8e8a88fb435d89c958928bb0d3d87730b84067d64a26685631f372917c7f1d820dc

/data/user/0/com.history_transparentv0/app_way/lxhMrcM.json

MD5 7c0a4e2d807a1e933f5c19db610886e8
SHA1 9bf17d9dd4ff76c6f5c1e64e0e067d55bb4df781
SHA256 14b019778e62d9dc5542a0959e6a1cffca3a37e4cf1146b09a0ed371ba346e25
SHA512 637daba051b2d3600f66212d55b0f0bd44da9a9d25f5fafe7e62b1981135039f2919fd6166ad70f221fe9d81018767c2fe51ea38ae6cfd5e518cb961bd496ccc

/data/user/0/com.history_transparentv0/app_way/lxhMrcM.json

MD5 30432dc36b366767d52a839244adc984
SHA1 2aae9767e6b73919392253781c6e45338c7ff727
SHA256 eafaf8c7c85505a546dd0ad6639d79a12344f9b8a2a09c2019234322f65e4964
SHA512 106c17c9ccc4a563b01c410cb7ffbe6e2070147e95663a10aff7d13e20d235380169e04d1d49d112bbe7a75573062e5c91717195127a9dabed173d432e9bcf2b

/data/data/com.history_transparentv0/files/.j

MD5 4e73947cabb5db3f92ca85004981b754
SHA1 6d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA256 6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512 be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Anonymous-DexFile@0xd2b88000-0xd2c0b988

MD5 3efd5bbcce7941e983725c7d8ae6dcac
SHA1 79efccaab70bb5cc8a6fefeb410480f4f336170f
SHA256 03e92cf313e14ef2daeda503a808d491ed1fda4f7b0b36546cfbd464d8e64b63
SHA512 fb2050535dd87a87294c50dac84826a1a2934063a3c0fd4aefa4dd05365787ae3357dea87832d4893ddb99330f5d993b6668d5003f437aaaaa701ab09a311fcc

/data/data/com.history_transparentv0/.global.com.history_transparentv0

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c