Malware Analysis Report

2025-01-19 04:59

Sample ID 241129-15wd4stmal
Target faa3007e0c3f28a4caeb83d988005521a5d3cfd70e78eab356ca5e9175d4150e.bin
SHA256 faa3007e0c3f28a4caeb83d988005521a5d3cfd70e78eab356ca5e9175d4150e
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

faa3007e0c3f28a4caeb83d988005521a5d3cfd70e78eab356ca5e9175d4150e

Threat Level: Known bad

The file faa3007e0c3f28a4caeb83d988005521a5d3cfd70e78eab356ca5e9175d4150e.bin was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader payload

XLoader, MoqHao

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 the phone number (MSISDN for GSM devices)

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)

Loads dropped Dex/Jar

Declares services with permission to bind to the system

Makes use of the framework's foreground persistence service

Reads information about phone network operator.

Requests dangerous framework permissions

Attempts to obfuscate APK file format

Acquires the wake lock

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

Uses Crypto APIs (Might try to encrypt user data)

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

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

154s

Command Line

uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi

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/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/app_picture/1.jpg N/A N/A
N/A /data/user/0/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/app_picture/1.jpg N/A N/A
N/A /data/user/0/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/app_picture/1.jpg N/A N/A
N/A /data/user/0/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/files/b N/A N/A
N/A /data/user/0/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/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

uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi

/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/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/app_picture/1.jpg --output-vdex-fd=46 --oat-fd=47 --oat-location=/data/user/0/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/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 216.58.213.10:443 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
KR 91.204.226.54:28899 tcp
GB 142.250.200.14:443 android.apis.google.com tcp
KR 91.204.226.54:28899 tcp
KR 91.204.226.54:28899 tcp
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Files

/data/data/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/app_picture/1.jpg

MD5 3e618b90d788a276c3af57cff59ace00
SHA1 ae628a72e2e8ab3b51eeabf54063eb01ab8b1ca8
SHA256 a759f3f3f5d98d4f7fbd7b4311c88727d38e511ad7ac9ba1827a6bc7df68ceb7
SHA512 7d9f887c5cc85496b10036f83c0154cde46128c2d23eee312326cc93b113586c22b51fa965eabcb08abcc5626aae8415cc7244758317ee1f7dba71db765f566d

/data/user/0/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/app_picture/1.jpg

MD5 963b63f9cc6cc760b429f4cbb494bff5
SHA1 ed6a643be702c84719d718136b3388d5c28cbc83
SHA256 66c762725443284cf2b6cfb737e08bef3faad09b28b671abd1fbe81bdf4619e2
SHA512 4411996665f336b52916b3c8e035bd126e8a175feecd5d56ec44b9a232313135b6826556e9aee57f789a9960f2b63e957f1aefe053ffa65ec3a9f0e67089675b

/data/data/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/files/b

MD5 3e04a3b314779ab7b515b04648084b64
SHA1 4b76a4fb951eb54b6c8593f50f4b7cc58b2997f1
SHA256 d24fc9979ea6d5e9a278ac59c422f3b189adbe5671a3be0f8e44c52a50af78b7
SHA512 cc87dbada39c5c2396c105d0a7dc9351ef70621261f5a892ecee526b4eac769e721f97ec1913f37dc092d46393c0f6a5d75dfb43fdcb6270236fa8a633ffe984

/storage/emulated/0/.msg_device_id.txt

MD5 0d01e1110523979b2ac87b57e7e13986
SHA1 608cedd92efa3390693e854f2ca9e09de1a258f2
SHA256 96457fa835aabc5672d42a15e894a6c4537c943d5a4a43cc48ce092bc945166a
SHA512 76b83da992019bccba0f603fbdc25f81c50d7ea51c67198abb9e26582fdbddbd1c9f0806186f88712780263690f50a3f2ecabbbbd2491011a236cb4825d75834

/data/data/uhikmrt.ypvbbykfv.mgtcxg.euwqnfgi/files/oat/b.cur.prof

MD5 d8f9bb485265b3f49a021dc0aa61eccd
SHA1 29d7fa1e6413a37bb6c581ecb113d6fb17949dec
SHA256 5e5ca3d31bc4021c988f81a15d3c3bf0d0e730cfd8a9af626c97deafd31ae751
SHA512 db975d172fe91c690d41a4860483caabf642d0d527a28d24ba268c2ce6cd8daa905f466ba02d4fb8c07e4b0880a634c72e01b1772753c466f032725ed6af4396