Malware Analysis Report

2025-01-19 05:00

Sample ID 241217-142vha1mdp
Target a1d5cb7c797dcd621c316e599e4885f92cf0793ede95949a63cbec8066822475.bin
SHA256 a1d5cb7c797dcd621c316e599e4885f92cf0793ede95949a63cbec8066822475
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

a1d5cb7c797dcd621c316e599e4885f92cf0793ede95949a63cbec8066822475

Threat Level: Known bad

The file a1d5cb7c797dcd621c316e599e4885f92cf0793ede95949a63cbec8066822475.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 a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Queries account information for other applications stored on the device

Reads the content of the MMS message.

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Attempts to obfuscate APK file format

Requests dangerous framework permissions

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

Acquires the wake lock

Reads information about phone network operator.

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

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

2024-12-17 22:13

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

2024-12-17 22:13

Reported

2024-12-17 22:16

Platform

android-x86-arm-20240624-en

Max time kernel

149s

Max time network

154s

Command Line

dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj

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/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/1.jpg N/A N/A
N/A /data/user/0/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/1.jpg N/A N/A
N/A /data/user/0/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/1.jpg N/A N/A
N/A /data/user/0/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/files/b N/A N/A
N/A /data/user/0/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/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

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

dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj

/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/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/oat/x86/1.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 m.vk.com udp
RU 87.240.129.133:443 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
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GB 216.58.201.110:443 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
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Files

/data/data/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/1.jpg

MD5 587a5265ea584a3e67ea0e5a8ee90ad2
SHA1 22844363c1aa2abf156c79ce086572e9e5c3c132
SHA256 7d34113735fa1d59822d8639fa155d25bb46214be959d67df7e6af0df20696d2
SHA512 c7d451f2fd519eec0382565844f2bdd84642edc4774b1b3281a5cb702388c3027bc1e4a6a1c7e58e6b0bc381776f69fedf35b848ea119f3953b1cbe8b6eef7bb

/data/user/0/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/app_picture/1.jpg

MD5 61482b66c3cde732d86bc67dd790c68e
SHA1 efb7f5c58053df1be0416eb73e97f5dab258937f
SHA256 b437e2a9a87e4fa8ca9208f6ec213c982f08f55710dfb50dcc305a5ee1ae8457
SHA512 fb34feefb9e663d108591a6d3058a3cae6aa5525ce83fa8c13f6845de73ea4902c13a1fcb6eadfe682684db9a3208e27719436fba507eff1457f78292581c12c

/data/data/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 1db28964d376aa073fe05d539d456f11
SHA1 6f1c1fdc94bc2ec8deaefb6f2205fa2399b0b91d
SHA256 7c9459bc9dccae8df5b43aeb069fc11219748812dc5543230d3408b4293d94a9
SHA512 544b8e205e10705a8d2a4e506925696643ba10545fce55c5491a96cc41232a82bb3955b2908468ad85d184cf1279afd28de2aa783f47fd481a8ca076e061b059

/data/data/dcfebzq.nwnjbwqtz.lgjqqr.rpdanpcj/files/oat/b.cur.prof

MD5 898780ae455b3c908750c2a43405d152
SHA1 acbd107482dceb503e8ea610e14343d93bbed6c4
SHA256 b1c20475cb162c31de27f020a857a135e032aa02dae1cee04f4d3ab44a08b61c
SHA512 d3eb411b33074da998921243dc3807a1184ed41979fad673b596c179a13654f1cf88ca44aee32976f8e6659fac34795ce8655ef1adc98de6a9a0be86609d2f68