Malware Analysis Report

2025-01-19 05:27

Sample ID 210818-4pfzv8q3y2
Target cc7a17b9fb0d3fcc06e7c9bef7b7954753498005c20cafbdc054f591987867fd.zip
SHA256 5da32f587e7c7bba24865dc4771a51bb457684ab55865eedde303359240723cc
Tags
hydra banker infostealer obfuscation trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5da32f587e7c7bba24865dc4771a51bb457684ab55865eedde303359240723cc

Threat Level: Known bad

The file cc7a17b9fb0d3fcc06e7c9bef7b7954753498005c20cafbdc054f591987867fd.zip was found to be: Known bad.

Malicious Activity Summary

hydra banker infostealer obfuscation trojan

Hydra

Requests dangerous framework permissions

Loads dropped Dex/Jar

Uses reflection

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2021-08-18 21:11

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-08-18 21:11

Reported

2021-08-18 21:14

Platform

android-x64

Max time kernel

1528664s

Max time network

58s

Command Line

com.ydlkbfyf.trlkvak

Signatures

Hydra

banker trojan infostealer hydra

Loads dropped Dex/Jar

Description Indicator Process Target
N/A /data/user/0/com.ydlkbfyf.trlkvak/code_cache/secondary-dexes/base.apk.classes1.zip N/A N/A

Uses reflection

obfuscation
Description Indicator Process Target
Acesses field com.android.okhttp.internal.tls.OkHostnameVerifier.INSTANCE N/A N/A N/A
Acesses field javax.security.auth.x500.X500Principal.thisX500Name N/A N/A N/A
Acesses field javax.security.auth.x500.X500Principal.thisX500Name N/A N/A N/A

Processes

com.ydlkbfyf.trlkvak

Network

Country Destination Domain Proto
N/A 1.1.1.1:853 tcp
N/A 216.239.35.12:123 time.android.com udp
N/A 172.217.17.42:80 play.googleapis.com tcp
N/A 1.1.1.1:853 tcp
N/A 185.199.108.133:443 tcp
N/A 172.217.17.42:80 play.googleapis.com tcp

Files

/data/user/0/com.ydlkbfyf.trlkvak/code_cache/secondary-dexes/MultiDex.lock

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

/data/user/0/com.ydlkbfyf.trlkvak/code_cache/secondary-dexes/tmp-base.apk.classes1071565194697566824.zip

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

/data/user/0/com.ydlkbfyf.trlkvak/code_cache/secondary-dexes/base.apk.classes1.zip

MD5 087ba77b4ab62c24f63db650506bfc5d
SHA1 7bb38fb065ff4d63a1e5f3d9f1e7a817b1664afe
SHA256 85ab114903bb0892a0f909728eb2ef86da0b32bd4cc8c49dcfca2f2d32664b51
SHA512 bb14b8e86436e23a12c786fb5be307d25b22acf64a14b179b966de0d34ec45bad14e323f4320770e03c55a61a21d9dffdd935f93fd26dae5d73da46b3b1562ad

/data/user/0/com.ydlkbfyf.trlkvak/shared_prefs/multidex.version.xml

MD5 0292a4d0fe8cbb01841310c5bc6755ee
SHA1 cbd0085dabed2ba098d292303d3147df360c7a48
SHA256 95c5bef6c5ab879a4d1d501c29839965fbfe93638fb2f0ca0a99fdef0c1147b1
SHA512 c96af1a51ab2061da219f6433a0c5ff1ff8d4350311247f6785ab99412a43c77709ccb42224bae31cc5958ea4b39e2b7d9b230c0ed7ef5037f8a526d7d181abe

/data/user/0/com.ydlkbfyf.trlkvak/shared_prefs/pref_name_setting.xml

MD5 6204e49114f307833c957159dbbde185
SHA1 a326454cde0aca07c1f657399cc39748c1845d17
SHA256 0dae7667aac763956c0c84f814db724309cc75aef0101809c7355ba6b6fc82e0
SHA512 aac80332ee1821a4293c8b36183aaa7ca84e74eed3e9799c15a2bebe9cc6c391b84c4eab09ae23378887f45631beb70118301dca494ba630451c8f3c16c42c79

/data/user/0/com.ydlkbfyf.trlkvak/shared_prefs/prefs30.xml

MD5 12d6ab1d27552f5788e1667ec0eb1360
SHA1 f0c1a775a55b7bb45fe65579b526cf4360c0c4d6
SHA256 52e178aa40fd1c71b3a4e8fdfb73fba744ac754430d94697f4d2aaa6823c0d18
SHA512 87eb0dba3f5fbb8801a5b8a07849c8634698d64333f77d548f4596221d2f3d7cba7288ebb0fe0b7f9357add2636b07c6e9cd24aa887dd6cce6d22a1b7e2d3d32

/data/user/0/com.ydlkbfyf.trlkvak/shared_prefs/pref_name_setting.xml

MD5 b070b5968c3a0e5b141cf01ec6f890b3
SHA1 acc5d4fa3e2d70949ecfe5610a9157feabe88375
SHA256 7aba74b91e545285f9dd337e11cbfe12793e80af35a12bbf45a4f91e17d0327a
SHA512 212d1151815616cc4aba841783bf3e856b183e85d021f6404d09dfa257725ccea9dd69c75c5f3060ae58cffda625ca884cf009ce47ba5d703a7740be997f057e