ermac | 0ec3aba023da64c28c3e664ba83a337782c855f3b39874cde59fe8f60b93573a

Analysis

max time kernel
4091674s
max time network
165s
platform
android_x64
resource
android-x64-arm64-20220823-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20220823-enlocale:en-usos:android-11-x64system
submitted
06-05-2023 23:06

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General

Target

0ec3aba023da64c28c3e664ba83a337782c855f3b39874cde59fe8f60b93573a.apk
Size

4.6MB
MD5

1c74d4eeebdbd04e6f9524f63b15b84d
SHA1

5d86aefe2e6632572b971338a5556ee8a9fc96c9
SHA256

0ec3aba023da64c28c3e664ba83a337782c855f3b39874cde59fe8f60b93573a
SHA512

866761e39296f3399a8b0af6209a644a1a54e0a5519130acf0fafc82e11ec36de83c7d4b7d38f4c4606dcae0a0c745d5f2896e8109d4d5c768ecdd04cd0c4852
SSDEEP

98304:k4HuqlDao42RLqaw/jTLq36t+FpyhRTcKm6eAdjTvQlye2tuT/gUMlgm:zHZ2oZ+tm4+fyTTc+JTvy0tK/L+gm

Score

10^/10

ermac banker evasion infostealer ransomware stealth trojan

Malware Config

Extracted

Family

ermac

http://194.26.29.28:3434

AES_key

Signatures

Ermac
An Android banking trojan first seen in July 2021.
banker trojan infostealer ermac

Ermac2 payload 1 IoCs

resource	yara_rule
behavioral3/memory/4610-0.dex	family_ermac2

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

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.qjlpfydjb.bpycogkzm
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.qjlpfydjb.bpycogkzm
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.qjlpfydjb.bpycogkzm

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
4610	com.qjlpfydjb.bpycogkzm

Acquires the wake lock. 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.qjlpfydjb.bpycogkzm

Loads dropped Dex/Jar 1 IoCs

Runs executable file dropped to the device during analysis.

ioc	pid	Process
/data/user/0/com.qjlpfydjb.bpycogkzm/egfU8goe8U/8yUk8fjykG87ekU/base.apk.kI9Ugey1.i8w	4610	com.qjlpfydjb.bpycogkzm

Queries the unique device ID (IMEI, MEID, IMSI).
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.qjlpfydjb.bpycogkzm

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.qjlpfydjb.bpycogkzm

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

ransomware

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.qjlpfydjb.bpycogkzm

com.qjlpfydjb.bpycogkzm
1⤵
- Makes use of the framework's Accessibility service.
- Removes its main activity from the application launcher
- Acquires the wake lock.
- Loads dropped Dex/Jar
- 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:4610

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/GPUCache/index

Filesize
48B

MD5
6d7d499960179766cd4261d12dacc411

SHA1
e6f8553b0015e12b23cc551afe98763f3b1c9bed

SHA256
c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

SHA512
6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/GPUCache/index-dir/temp-index

Filesize
96B

MD5
83f42efd106378d8a3c08e96038e60f2

SHA1
5b60a5aeae40e42aa2066df92f1519aa0d386a65

SHA256
23726f4549a73391b613fecc321e0fe5f7d4b1ab4da74be2aa6034236946a9b2

SHA512
467caeeca65b98081f65bc57cf6ac33e3b91053606dcaf134073db36e1637a87873519d77f48b8419519b0dedeefa018fa392536b784e069aad3c4934401d6d9

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/Session Storage/000001.dbtmp

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/Session Storage/000003.log

Filesize
61B

MD5
9f7eadc15e13d0608b4e4d590499ae2e

SHA1
afb27f5c20b117031328e12dd3111a7681ff8db5

SHA256
5c3a5b578ab9fe853ead7040bc161929ea4f6902073ba2b8bb84487622b98923

SHA512
88455784c705f565c70fa0a549c54e2492976e14643e9dd0a8e58c560d003914313df483f096bd33ec718aeec7667b8de063a73627aa3436ba6e7e562e565b3f

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/Session Storage/LOG

Filesize
135B

MD5
69ce0a537147835606b7df4aac6f32fe

SHA1
8e8c850129c024efc20aeb4056b94d28cb62c802

SHA256
25a7ef54b2a297b2b1004eb75984fb9e1095e4280eef267e5c6e63ac84c724bb

SHA512
ad41e5a63e682d3b066493f9eb8b41f6114e234101e9ff2207454c8828bef6ed75d13490926965366f1821e293c5f34de50fd564541a2ff8a0be52b0a074324d

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/Session Storage/MANIFEST-000001

Filesize
41B

MD5
5af87dfd673ba2115e2fcf5cfdb727ab

SHA1
d5b5bbf396dc291274584ef71f444f420b6056f1

SHA256
f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

SHA512
de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/Web Data

Filesize
120KB

MD5
a48cd9324b1f8754b07f00d863b840f3

SHA1
11c6614775b35a58f440971dfc87c8aaac6d6173

SHA256
8859a216183793485d4699bf69d7ed96904679834188d07b9a70424d47eb1420

SHA512
35fa712f0af4a5eeed7e00e4e59ed5027dc6609d268462fe79d92043be9ae0c5961ce9e1d2f64b1a196c9b6aa6242b8b83817b3ee4c1058596c58a99c45478b1

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/Default/Web Data-journal

Filesize
2KB

MD5
2a06e5b2a05a26ea2a19151008c7ee92

SHA1
4b79ec5082282c69f412152494b8c0eccc74b409

SHA256
8dc48305cb78f742041ae74696e5a817c3924d11d94171e568421b668572f592

SHA512
26812922edefd9ca3bda16c325f8c98203d843ec88cdd913398214bc99bde208088d7c7042fdc1f03c0a445a0fbd8c417487a4554fa5baac89bab8272b69fd48

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/app_webview/webview_data.lock

Filesize
29B

MD5
17b247a0b77deeca65636e23e381ea91

SHA1
7f58c56cc832e828f8a96d97ad1798e6a6860b89

SHA256
7424a11de01ecf3432d6fd0cbef418c2c47d859e28af7500b2ca5f68c7a2da7f

SHA512
1b3bcb0540edf5f11e0615e73615bc398e146ad87c2a2950d3f4e6b78d86b6af871e9a3a1837a5448af33129835e4e3e21b4ebc235d0693ef01ef39f4a54a67d

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/cache/WebView/Crashpad/settings.dat

Filesize
40B

MD5
e9ce54468ba69489cb9db8ba003f1417

SHA1
bb61f5c5a4756311ca6d2fe7289d2a50dd160fdf

SHA256
8296022621b8ebef075e14ca12b7a03ae61707960f8e25eb045ecbd7cf6617e1

SHA512
50a7b1220937d656b726f47f81a9e81e08b4479c334c658240d21fd890cb741944d7cb2d292771a43f270090da2080dafbb7bcacf170c1bd2a90c00fa59b8ea9

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/cache/WebView/Default/HTTP Cache/Code Cache/js/index

Filesize
48B

MD5
6d7d499960179766cd4261d12dacc411

SHA1
e6f8553b0015e12b23cc551afe98763f3b1c9bed

SHA256
c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

SHA512
6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/cache/WebView/Default/HTTP Cache/Code Cache/js/index-dir/temp-index

Filesize
96B

MD5
410dcfa757263f71250aa07227bc2580

SHA1
3b474d3dd938c0cb72d7493e6f5a6d1eb3b1cf14

SHA256
173310c47e45f74f7cd3ea407fb82e13f63e174f6c130b69764bfcfb42ff9469

SHA512
22f40743536ded41056311e9fecee5486e8df31211bbf8c8c4135ba19efbf4460df407676f1e2fbcdb18c7668105e94ab5386256ba78459dfb2a20895c82f0f0

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/cache/WebView/Default/HTTP Cache/Code Cache/wasm/index

Filesize
48B

MD5
6d7d499960179766cd4261d12dacc411

SHA1
e6f8553b0015e12b23cc551afe98763f3b1c9bed

SHA256
c96ac03cfdbc6f4c1bdcdf764f1a6573f852e7aae5ef405969516b93ed271182

SHA512
6526c668477a01a850b8757b77dd3e7be27ad1991f5cf777685efcb03a21f31b71f6eae00f326931599baae4b16360e33e3d0f2894f1b2c1753391df02a14547

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/cache/WebView/Default/HTTP Cache/Code Cache/wasm/index-dir/temp-index

Filesize
96B

MD5
410dcfa757263f71250aa07227bc2580

SHA1
3b474d3dd938c0cb72d7493e6f5a6d1eb3b1cf14

SHA256
173310c47e45f74f7cd3ea407fb82e13f63e174f6c130b69764bfcfb42ff9469

SHA512
22f40743536ded41056311e9fecee5486e8df31211bbf8c8c4135ba19efbf4460df407676f1e2fbcdb18c7668105e94ab5386256ba78459dfb2a20895c82f0f0

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/cache/WebView/font_unique_name_table.pb

Filesize
57KB

MD5
f080fa2a56ab5479d58063e5ea871447

SHA1
4b3fd57a98916fa5784305b76ba30af26b5253d9

SHA256
0aa374bc456330fd1b5daf18d25b4bb8e2df1998dfa85466f2c31843ff56e815

SHA512
8aee3186a95b389d39882620b7c4199a29aa50580aa98a381b2931a934de6406943c89d4d00ebeabff21e2b03b4a4adcc01e37e32a2335c4838be24bdbf61936

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/egfU8goe8U/8yUk8fjykG87ekU/base.apk.kI9Ugey1.i8w

Filesize
1.4MB

MD5
b6743ab0c201878d1af5f0343ebe8fc6

SHA1
01300063b5906c950eff077f3ce980ecefa048e9

SHA256
36d11490991e9ec4ca3697e80b83ecca02d4457b71c5586531298766cf7ba8a3

SHA512
4f2801d8ca40def3013175fd08ad1a7cb6bd354397c3bcf0aeba01abb11d6189673c06f82e1808e7415ef55018120e31574e9e419baaca71f18e84e6db51a3c8

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/shared_prefs/WebViewChromiumPrefs.xml

Filesize
127B

MD5
97ccd9a2b2063143df56b6937f961ca4

SHA1
5e78a91ae5df289ce83443cb7d5589dd3504fb5d

SHA256
248ff7928128015b1cfe3e6517c8f9b8c9511bfb8c8baf44fc1370640eac61fd

SHA512
86c05a5bb3d7eedea390664796966e9e5a5bf846c85808da54407788a76b3ee25b91428242a1e76d8765bfe51e1ba3636617fbab6e7dbb39fcc433e07c3fcd3b

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/shared_prefs/multidex.version.xml

Filesize
306B

MD5
2d02bca7e9822f3c76b1d38f034823ed

SHA1
400aaaf9571db68c6bb96d6a7af51cfc7350aa21

SHA256
4d55bb48d2094185fde8877a8d1a62e4ccab8cd39bad9d213b847bf27654d14f

SHA512
c24a262eff21bf1a112e2e76a804d7e8b5e2973beeb8ee930ac9d19d8461c9abc199d06e63cb412e353f5dcf6450c74aeb5f6ec6a3db59c5a02667b433fff106

Download Submit
/data/user/0/com.qjlpfydjb.bpycogkzm/shared_prefs/settings.xml

Filesize
136B

MD5
6cfa8b67e515d52630433d8c10ab2384

SHA1
c872b36e27c8898c3987cc06593d429ea078725f

SHA256
679a557dcf4e6a85f851d92a1f6e5f3c9244c1169ae24f99086da95c69b50cd9

SHA512
f46eb8374ba84246a226e96069967fc8dc035530b1b7ad192894fc82389dd572461ec85bf4f09d945422267b53bc9fa7d7f35cf99b604e6fe057e92339bba83b

Download Submit