Malware Analysis Report

2025-01-19 04:58

Sample ID 241129-15vskstmak
Target 880b8dcc21b5e38baa2f99425d8ca76c46f63792403cbb6ba4dadf3c45f4f59f.bin
SHA256 880b8dcc21b5e38baa2f99425d8ca76c46f63792403cbb6ba4dadf3c45f4f59f
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

880b8dcc21b5e38baa2f99425d8ca76c46f63792403cbb6ba4dadf3c45f4f59f

Threat Level: Known bad

The file 880b8dcc21b5e38baa2f99425d8ca76c46f63792403cbb6ba4dadf3c45f4f59f.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader payload

Xloader_apk family

XLoader, MoqHao

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Queries account information for other applications stored on the device

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Reads the content of the MMS message.

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

Makes use of the framework's foreground persistence service

Requests dangerous framework permissions

Queries information about the current Wi-Fi connection

Acquires the wake lock

Reads information about phone network operator.

Attempts to obfuscate APK file format

Queries information about active data network

Declares services with permission to bind to the system

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

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

2024-11-29 22:14

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

2024-11-29 22:14

Reported

2024-11-29 22:17

Platform

android-x86-arm-20240624-en

Max time kernel

149s

Max time network

155s

Command Line

rsuefru.ilgqgfhnj.nigrwv.cwdunfqk

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/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/app_picture/1.jpg N/A N/A
N/A /data/user/0/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/app_picture/1.jpg N/A N/A
N/A /data/user/0/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/app_picture/1.jpg N/A N/A
N/A /data/user/0/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/files/b N/A N/A
N/A /data/user/0/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/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

rsuefru.ilgqgfhnj.nigrwv.cwdunfqk

/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/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/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 216.58.204.74:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.132.67:443 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
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 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
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Files

/data/data/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/app_picture/1.jpg

MD5 2ba7eaa594e38fc970cbe0f5918c2d51
SHA1 d6bfa86b39f76a5b4737f7f73af5709e1dee0292
SHA256 29b1345919387c4e083f1011e0cf1d92fc6248feb79c1616127d42777f10fcf9
SHA512 8c1f0da380a7ed47ef3056e0f0772bdbc8354ec1a61bebdefcdf513206818fe569a4548cd1a799ea95be93f08b5527dcfba71cf472cc1555eb0210bdb20a8794

/data/user/0/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/app_picture/1.jpg

MD5 ca3196dcd54b71a6b5d3a6c37893d33a
SHA1 0c5f757b642a9583f2e081d62be62004c969922b
SHA256 c6785f03b1fbfcdf94ce771da2b7371c55ad0db4e01ae2134c6036b77cd61ef1
SHA512 727555b1275ea70228ce4d2d3ee500ed519fb9737093514374c0a6e28901f209e1828afab1002825dec022f82fb1c47565350e94d2861ddaa49d21d42f548fd4

/data/data/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 0d61ee02b3ced1d142e26f059968664c
SHA1 8b78e357da3c52e4321d641de75cdc821f67168f
SHA256 27265aa53fdc196104065e69684e63e5ef9265ef6a8c5e222ade2863a13ceb19
SHA512 5e9a04d8fd5c9dd54afe62063ece8b77f0c43549aa20e8e3cb5d2759361915774aa2bafd3a27066033941b7d2a026a9ca6e4aaf081025568fbcb786e92b41d6f

/data/data/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/files/oat/b.cur.prof

MD5 56b31cb1f2e4486d01e60652bcd0b54e
SHA1 c4fe0bb40feb6e751b06995e44940cf8cfab1f40
SHA256 2c69dcec1e7ec9ba8aa7bcde92031bc1e802a277d9a5faee30a19afb6b0f8c9a
SHA512 a6341890aba90a3ea199834bf956c73a484b22bace8ffec07994da8312366eb8545d01205bf105aca042db79bd95bf57268a50c1e39f03c5e53e3e5540a6ea5c

/data/data/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/files/oat/b.cur.prof

MD5 58e79a50865b867c064f26d70841b9b9
SHA1 7ba180ddbdd71c43272c36e589208e755d976a7a
SHA256 d5c8d47b080b16df68d8d558478b68ad30cc8812983170f47ee2a63d74565f45
SHA512 1492b1e9d898b4b9814d0d17845f6f24239fd3651e0c2b861cb95157d8dfc2e05f37723868a742a22a9790e5cbdad445162557aa13b339c3ece5e955906a7d32

/data/data/rsuefru.ilgqgfhnj.nigrwv.cwdunfqk/files/oat/b.cur.prof

MD5 d096999e217e586c0f33571e2237826e
SHA1 671af45d0bbee0f816ce2fd010c08c55987b4bc5
SHA256 fe7a8e8608f830643fffec744b914d295bf1ec39f06b151174f995751daef849
SHA512 7250cda6f9fe21ac1823c819a09753d279fe2ef0f2240a7e2115124bb77d346f41fed61f3b6f141292a33d1fbd56c831a13c6f92cad4291cfc11e2a6396d8ffc