fdccb6b1b3052841a5d73196965bab668256036483dca5768a7192748bf8e580

Analysis

max time kernel
226960s
max time network
66s
platform
android_x86
resource
android-x86-arm-20230621-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20230621-enlocale:en-usos:android-9-x86system
submitted
30-06-2023 18:17

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General

Target

Chrome.apk
Size

1014KB
MD5

535d423f8b0c9d9513c593c047d8d3df
SHA1

076273b577ee80383f264ea2b169e1f620171109
SHA256

fdccb6b1b3052841a5d73196965bab668256036483dca5768a7192748bf8e580
SHA512

72ac870c1fd1ebef4b76988b83795e4a11a058eeb86d83c83476838f8591b3812caac5018ed978ed785f16ca9e85aaeab88815ab81a3b91c138b5f4f54c263b9
SSDEEP

24576:4vIKLQv8rdHsYV17CHV6oINF5ppSQ3BxeHSgS+Ubn8:4vsvW+Y7YdINf+HSgSd8

Score

8^/10

evasion ransomware stealth trojan

Malware Config

Signatures

Makes use of the framework's Accessibility service. 3 IoCs

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.lexujemiyunu.wana
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.lexujemiyunu.wana
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.lexujemiyunu.wana

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
4045	com.lexujemiyunu.wana

Acquires the wake lock. 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.lexujemiyunu.wana

Reads information about phone network operator.

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.lexujemiyunu.wana

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.lexujemiyunu.wana

Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

ransomware

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.lexujemiyunu.wana

com.lexujemiyunu.wana
1⤵
- Makes use of the framework's Accessibility service.
- Removes its main activity from the application launcher
- Acquires the wake lock.
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
PID:4045

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

/data/user/0/com.lexujemiyunu.wana/app_webview/GPUCache/index

Filesize
20B

MD5
93027d42b314432c4216e6cfca48b384

SHA1
43448dd8102979c3926828182579691945eedd4e

SHA256
3cda72e67c62e52a342309c44f2cb3b6c1019c7b11822e2f628e48e254e2b41c

SHA512
a52d13cf7f5be196d1e2f135b8a010f80558c5d35e90e7792441d1c976517d55cf1c9587949db69ebef294cc6ef79529a65e7d779964793016efecacd152f70e

Download Submit
/data/user/0/com.lexujemiyunu.wana/app_webview/GPUCache/index-dir/temp-index

Filesize
48B

MD5
e58a3c8feb656de2dd436c5df626c516

SHA1
195f8c21ec884679a562ac79923ef131b850f046

SHA256
901b04c76c7cdfce054e72443384cdace288a937c4b9e208075d205f60431df4

SHA512
0405eba84390c61b612f10dbb4d7ae13a0c68ab9611d68457f4c66dba3bea28adfb7b3fce4c673d89fb6b205203168a054a5391c25539b8cb2b0e32224b21bc7

Download Submit
/data/user/0/com.lexujemiyunu.wana/app_webview/GPUCache/index-dir/temp-index

Filesize
48B

MD5
71c2029958c279da91af672826ff2ab3

SHA1
d716487b8d8e0bdbb4512b523d2749ad355d2d4b

SHA256
a9263646138c8262a6db494722648d22081fb7c855f60ed3053e46a6a47d623f

SHA512
cbf3ce394cce127eab25741b99e18e09cf4f4f490861f31f9fba8deef450459f66ff7e6ac2f813bad9a6d7d2e9288dba350de44f9435772333178d8664e291f4

Download Submit
/data/user/0/com.lexujemiyunu.wana/app_webview/Web Data

Filesize
104KB

MD5
dc79f9ce5f3ab5270b33e61119dfc959

SHA1
1844bf222a5144b513dcf2fb50a18c011701c647

SHA256
47e65f4de08deabfd52ecdb8b0a29c61c482188b92c36182e2112ca0a8f4ff65

SHA512
18b8894a7f35df516f423bbdebf1e05ce09eaf4345b139e59e603cadb81f8d1fa20f793438c28e8fd9a64e64f0684223d90ce6f10d3f93cb0c781049a8cff03e

Download Submit
/data/user/0/com.lexujemiyunu.wana/app_webview/Web Data-journal

Filesize
1KB

MD5
48a89d0e03ac7497014e1ba25e1995dc

SHA1
239ea353c98a59329a84b732ca6ad3ecb17bd00a

SHA256
106e69eb472391466559aa31a776d8da39d720adc872f7f921fe3302873f4ee1

SHA512
3a0e09648da4d23166b1269b58f87ef90f8942b00b34d425837bc51d9baa1af4ce42530de553750ae8763c2bec0490ce5339b087a8d66b6bf1dd4139a80b0625

Download Submit
/data/user/0/com.lexujemiyunu.wana/app_webview/metrics_guid

Filesize
36B

MD5
2990de8bbbac86e9154a3e5f1de93d70

SHA1
217ca371e8c981a473d999b1d03e47a375b8380d

SHA256
741a3ce724e9363b36a677c60161659cea19b940312110590aa13e0c210dbea9

SHA512
a069530c1065334275964f39a2053c3d24006f5198f553d098297254bd525195ceccfd0c4c4be02f37649c214529a4f155bc27abe6b676fd5a4a21ca6c410558

Download Submit
/data/user/0/com.lexujemiyunu.wana/shared_prefs/WebViewChromiumPrefs.xml

Filesize
127B

MD5
21223e9184445fe043476484cd8cb1f9

SHA1
2b4813f849121d60ba35eb0889080668bb62c778

SHA256
bb61b7c087c2ae2de93a7740ff75707342940557146366e92b840284cd9446af

SHA512
be21408de0cc643650e5d9ab9057a8f9de88e37fbdc6417cfeba160402ec4cd14fccbc82cbbfd941ecfc0bb3d4056ee61ac199efdc99d647d53e65818835fd48

Download Submit
/data/user/0/com.lexujemiyunu.wana/shared_prefs/settings.xml

Filesize
134B

MD5
8db9484ded18dad5f1f7848c74ed51a0

SHA1
7a386acad96c901de974ee8d3e13653c2622b348

SHA256
a51a9cf9be177ae20da4ed5f725b299939e84c6d00a482093d3480242bbffdb1

SHA512
1b8c53125ffa1b498e6940e1d3cbcff1ce4ecc7f5114972bd1ef95881639daa17f0a1326c26d022d733a3e3c070c14b2d10379c2c0f0ab5b9289b753145d5158

Download Submit