Malware Analysis Report

2025-01-19 05:00

Sample ID 241206-1yz4qazmey
Target 57443f911b3ad9c822a8a6b4654d926c77de668389c3d3da6b08459eda764e49.bin
SHA256 57443f911b3ad9c822a8a6b4654d926c77de668389c3d3da6b08459eda764e49
Tags
xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan
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 Overview

score
10/10

SHA256

57443f911b3ad9c822a8a6b4654d926c77de668389c3d3da6b08459eda764e49

Threat Level: Known bad

The file 57443f911b3ad9c822a8a6b4654d926c77de668389c3d3da6b08459eda764e49.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader, MoqHao

XLoader payload

Xloader_apk family

Checks if the Android device is rooted.

Removes its main activity from the application launcher

Queries account information for other applications stored on the device

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

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Requests dangerous framework permissions

Reads information about phone network operator.

Attempts to obfuscate APK file format

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

Queries information about the current Wi-Fi connection

Queries information about active data network

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

Acquires the wake lock

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

Uses Crypto APIs (Might try to encrypt user data)

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-06 22:04

Signatures

Attempts to obfuscate APK file format

Declares services with permission to bind to the system

Description Indicator Process Target
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
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS 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 read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS 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 read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-06 22:04

Reported

2024-12-06 22:06

Platform

android-x86-arm-20240624-en

Max time kernel

149s

Max time network

153s

Command Line

kvcsszz.deewrgiqt.yuoifc.czbdtoqz

Signatures

XLoader payload

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

XLoader, MoqHao

trojan infostealer banker xloader_apk

Xloader_apk family

xloader_apk

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/bin/su N/A N/A
N/A /system/xbin/su N/A N/A
N/A /sbin/su N/A N/A

Removes its main activity from the application launcher

stealth trojan evasion
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/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/1.jpg N/A N/A
N/A /data/user/0/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/1.jpg N/A N/A
N/A /data/user/0/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/1.jpg N/A N/A
N/A /data/user/0/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/files/b N/A N/A
N/A /data/user/0/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/files/b 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 account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccounts N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Reads the content of the MMS message.

collection
Description Indicator Process Target
URI accessed for read content://mms/ N/A N/A

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 information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo N/A N/A

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

Processes

kvcsszz.deewrgiqt.yuoifc.czbdtoqz

/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/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.202:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 93.186.225.194:443 m.vk.com tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
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Files

/data/data/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/1.jpg

MD5 77e28a8eb3c2c7cfe04afb0b3ff7c1eb
SHA1 a8791d64f3a07be64088572c83aa6093ee6a69c6
SHA256 2aa71a6c14ec51ac577fbb2b0dac3b1b071007135ea46ad22bbd53516033fc8b
SHA512 19e78330a146a48416d5fbc678aada4f3b94c1ed108d7f5fd5643cb55f34b5e97f0551bc8a7e4f80a922e0f72c004ca586539c39ca7cfb8180085c3b5db21ac2

/data/user/0/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/app_picture/1.jpg

MD5 e1c59913457fe29a59201b859698ef23
SHA1 7a413d473c1fd6a1d0402544faa7c55e82bbc85a
SHA256 b338fea0dccdffa0e9d3b293b3335708c47f08e46d537553003213105885d0b6
SHA512 03d830cf0cb398c097a090149c84bf581f323257eb44e6107eac4a008fddd4e5411b6710411f61447955e42d3c41f19d36a4ae2a3b513a9341ecf90a3f038879

/data/data/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 72f599ebfa06858e025939429d449e43
SHA1 f3660137128a0dd84032da3ac1d1148516d149c1
SHA256 a31a8c67137efe1480e5df5e18498465cdb252b6ae3f7866a21c30987ce43a74
SHA512 335107b46671c398811c7922f75eab6e1a5f00083d362eb503802bdd5cdaf175b246017094335bde414e4ef8654f84b3ceb98774436ad0b80619077509375a28

/data/data/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/files/oat/b.cur.prof

MD5 9102ae136a2b5d18345e88bd9bbb98be
SHA1 d093ca2861f173a1154204ee5b802401d99b52e1
SHA256 d9374cf00f37936a342e7aabceb2a55679acc9c28249d30900bb1b2ece6ad333
SHA512 e1c5f08a275472952b5b3dbcedbb4bb4ce3e7c4f8f0b664617359549e67e3161343578d6c1556a84cffe485537831454b7a4f6038f360eb0cbe3f904d7c1691d

/data/data/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/files/oat/b.cur.prof

MD5 f30710fddeb4f43d890ddd2f09ec2588
SHA1 0688ab4324a514a91dec5ceddb0f56ed60bfd9b8
SHA256 d29fe8a1d14e09ca7d47789f9d6ee6709f889b7d770ed88593de97b1368b6b47
SHA512 65f55b8f8a89b2ece5c9f7a460dc53d71df9032875d2d7a2973e6338e37f7c9f85121682ccbe526695949522c45c366bb206b2719fc1043113aa166cb5aba465

/data/data/kvcsszz.deewrgiqt.yuoifc.czbdtoqz/files/oat/b.cur.prof

MD5 3754ab807dde6b4f0625b7cff9c75879
SHA1 3e3947b28098dfcb39e050955b8f2fd748a46654
SHA256 481e09e4d97186c287e4dbf0c60a13e8253cf6611fea94734f30dc08491008e8
SHA512 8d6596d703fe0e3559f2b99959a16745fe409938d39e1669be6d29fb9b35e98680880980a8a87992c09bba314646aaeae54aadba1b11efeea33ff3aea80cca3e