ermac | 0ec3aba023da64c28c3e664ba83a337782c855f3b39874cde59fe8f60b93573a

Analysis

max time kernel
2992361s
max time network
166s
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
24-04-2023 08:19

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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/4445-0.dex	family_ermac2

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

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

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
4445	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	4445	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:4445

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
a058ebd9048f93612d05072ebbaeec22

SHA1
fff17de0def38656ad8b9bcc84957c263fd639a3

SHA256
e85a19d49331742a096bd931f44de73743b2085f0d7e9054ab7ec051227ccc93

SHA512
abf23343f3b7b616ca42a08d77c4239440f0ae54085c838c2644e89169dc3a936787b35cff21010fb8aa58f4cb5663bcba9744febb97b60d107035068e3f2395

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
65184ee263825d1400ca01e4f601ef82

SHA1
a47ee162c811ae65f2210ca0ee1e402ee7f51086

SHA256
59f50788d19e784708b4ac228ebabeba568525cd925728b75d776d5ea8095068

SHA512
712efc04a3bb1307c3a5b8cd86ee40437e28d1c06b8e3732f695df59a920478ad60d5ebbf1b6d02057e507586f3d8166a9c2b70c760dd32b6c05826ea3fd6b36

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
3d6d87e0846fcc2fb539bf68be6aade3

SHA1
9d18a566e5668bbc4075a523ead1050fe80999bd

SHA256
e9500106db89d895c9f5660b4871647a132f4d1ca58e4fdb8042119d0990f070

SHA512
482d6fd3b805ffc811cfb0a4ae051a7170d5031eac0bf04571e4ae30912c3c5d2543d2ab4efd71d7738e1a574b643e5507321707d293a9b361632f6a6d3d729a

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

Filesize
29B

MD5
eddb4c52c0b7d76f97d7ea41525570fa

SHA1
3f2c854d55a220da87218ec58641504f50730fd6

SHA256
858ce2df171fad605c3f53c267ba25cec2849d5856839def3537d0de2099c7ca

SHA512
978fbcb114a9781744664bd2800b49cd34128d633458d7117b40f04606f92facc0d520a30ef0b6a29fda6dda75f4941207ba563e53f82f5f69d7a69662115173

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

Filesize
40B

MD5
0d64dd944f94fe40aae016057c6ad7f6

SHA1
272f498197f6fc6b0a924a6c36c212e4bc417e08

SHA256
7d4a7c7702842ddccf9ca9b8b6ac651ba79a8605257ff824835bd17ad59de140

SHA512
a0196cac7a163417f3e67d68d6b68e17aa4af745f51ff8283ede90d1b232d50801815ea8ed61aa504ad1c30846f99d1005027931b516c4e03844638ba15e7149

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
0c4a19f38501ee0053e1077949718058

SHA1
9984f6be122b3872ffe20e44bfdc22e07955cf1d

SHA256
c0e136c92a780b205216645c23166c6ef3f0f666d81f5316edc6b62a648761e5

SHA512
789716aae0daf327a3b53d72b51b41a478a481e8b84fb4ed9a3698d745967983e2c58557612268eae531043d117b715f202e82b5abde00707571e0b5898d270f

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
cd59cbf1f18105fdf328950d0bf30b6e

SHA1
7b290701772060df657b5f0b3d7ae2da80846bf8

SHA256
0f95b60462b3a2a5970dc42d1c7aa38e296d849fd9ce13ac62c8635b3ca2fe6a

SHA512
989d6d76bfce08672ef17055838ed6b1028b9c9328393d82e795136b4d8ab71caf8a1802a2b0c48d500ffe1a4154481385d16c330b4b74cfc59d16b2042cae29

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
a58372aab4dcce37002be3c545d4f072

SHA1
ffd047650cf8419600aedb057035ec3088b06cb8

SHA256
32b0ec9f1cfab5a079b566bcb1eb561d27da09f4d93f82052eb9af5e766c6868

SHA512
67592f59e83d2cece863662ed74bd0be8279446a3df4310ef8805776fb04bdab2e7bf97ca0f7c77e68e3501ee8b5a9ee286e8318470204b0be2c330a2e0469bc

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

Filesize
136B

MD5
6cfa8b67e515d52630433d8c10ab2384

SHA1
c872b36e27c8898c3987cc06593d429ea078725f

SHA256
679a557dcf4e6a85f851d92a1f6e5f3c9244c1169ae24f99086da95c69b50cd9

SHA512
f46eb8374ba84246a226e96069967fc8dc035530b1b7ad192894fc82389dd572461ec85bf4f09d945422267b53bc9fa7d7f35cf99b604e6fe057e92339bba83b

Download Submit