Analysis
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max time kernel
179s -
max time network
146s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system -
submitted
24-07-2024 22:07
Static task
static1
Behavioral task
behavioral1
Sample
17f7b81514621c3193e4389d4b67d4ebbc6eaedc9667af91c8e1e759443d8bb0.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
17f7b81514621c3193e4389d4b67d4ebbc6eaedc9667af91c8e1e759443d8bb0.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral3
Sample
17f7b81514621c3193e4389d4b67d4ebbc6eaedc9667af91c8e1e759443d8bb0.apk
Resource
android-x64-arm64-20240624-en
General
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Target
17f7b81514621c3193e4389d4b67d4ebbc6eaedc9667af91c8e1e759443d8bb0.apk
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Size
217KB
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MD5
8a7bf2fa2afbef76c478d0d17fba1eaa
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SHA1
c634badd7119a8890c566eeb637cb6fd1a0f6067
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SHA256
17f7b81514621c3193e4389d4b67d4ebbc6eaedc9667af91c8e1e759443d8bb0
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SHA512
765bf1f3b6d6ac7733e39490ad315ec60eff599cc69ea9607a8b27c92a3d17a418436e5619e74ac27deaa7af8851896011248aeef5ff7a480ee48671eef2f064
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SSDEEP
3072:d4Lzbvm5NBjqhur6SUgBhxb/4UqGX7N5qBSnX6TWMxd1rm+EIpwa+1bk09cE3:SjOxj3jUgXGXGX7zSSnX6NBK+GJ1ZcI
Malware Config
Extracted
xloader_apk
http://91.204.227.39:28844
Signatures
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XLoader payload 2 IoCs
Processes:
resource yara_rule /data/data/iisw.vlnam.ycnwl/files/dex family_xloader_apk /data/data/iisw.vlnam.ycnwl/files/dex family_xloader_apk2 -
XLoader, MoqHao
An Android banker and info stealer.
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Checks if the Android device is rooted. 1 TTPs 3 IoCs
Processes:
iisw.vlnam.ycnwlioc process /sbin/su iisw.vlnam.ycnwl /system/bin/su iisw.vlnam.ycnwl /system/xbin/su iisw.vlnam.ycnwl -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
Processes:
iisw.vlnam.ycnwlioc pid process /data/user/0/iisw.vlnam.ycnwl/files/dex 4249 iisw.vlnam.ycnwl /data/user/0/iisw.vlnam.ycnwl/files/dex 4249 iisw.vlnam.ycnwl -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Reads the content of the MMS message. 1 TTPs 1 IoCs
Processes:
iisw.vlnam.ycnwldescription ioc process URI accessed for read content://mms/ iisw.vlnam.ycnwl -
Acquires the wake lock 1 IoCs
Processes:
iisw.vlnam.ycnwldescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock iisw.vlnam.ycnwl -
Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs
Application may abuse the framework's foreground service to continue running in the foreground.
Processes:
iisw.vlnam.ycnwldescription ioc process Framework service call android.app.IActivityManager.setServiceForeground iisw.vlnam.ycnwl -
Requests changing the default SMS application. 2 TTPs 1 IoCs
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Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
Processes:
iisw.vlnam.ycnwldescription ioc process Framework service call android.app.IActivityManager.registerReceiver iisw.vlnam.ycnwl -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes:
iisw.vlnam.ycnwldescription ioc process Framework API call javax.crypto.Cipher.doFinal iisw.vlnam.ycnwl
Processes
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iisw.vlnam.ycnwl1⤵
- Checks if the Android device is rooted.
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Reads the content of the MMS message.
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Requests changing the default SMS application.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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/data/data/iisw.vlnam.ycnwl/files/dexFilesize
456KB
MD5c5654523e4899cf11630fe902e74b494
SHA1d51781ac831b0442d5aaa8fb801d664f0daeb1c4
SHA256fd7e515d5732df7cc5632a8411671fdad79815c7df963ef68f728398c8c8db31
SHA51219e1fdb04673dec606e0376b0ffb4e32bd12d37cf50d22815c114ccc2a76824b114835ef858e0fbc84d89dc6be1e1951be047e24521771c05d6ce43fac137bdb
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/data/data/iisw.vlnam.ycnwl/files/oat/dex.cur.profFilesize
931B
MD5b27222ab1611facd636ccf6c4ace8609
SHA13eddac0a3109251c29053132a12d4e354c1670fa
SHA2567037a6083ce5e6d560741f82b2de844e662caa9b88d70c453846408a478fb980
SHA5124f1d6f3b656946aeb3676bc2fb7fecedfd740700a73f94ea4dc13d8284224275ee1a0af244535fe13adf3e4b917be036238500ba22c2e6a101bc7c6fb6388fbf