joker | ff8c2bcbe5beafcaf4aca4b1078d755e26e584b9e8cf5473a021b06dab84d48a

Analysis

max time kernel
175315s
max time network
134s
platform
android_x86
resource
android-x86-arm-20220823-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20220823-enlocale:en-usos:android-9-x86system
submitted
13-12-2022 08:46

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General

Target

Document PDF Scanner.apk
Size

8.5MB
MD5

d369bbc5d7cb8dfcc987e0ea5547a50e
SHA1

511eddc66847446dc992fd081419c653cc3249b5
SHA256

ff8c2bcbe5beafcaf4aca4b1078d755e26e584b9e8cf5473a021b06dab84d48a
SHA512

7d00500009d254ed5369826383660584f275d64d9a88f24bf4fd97e03f54ec4f21dd46ede815edf37448981a26c80a2d117669746fcf9c0ac61d413474f37b07
SSDEEP

196608:9+GCjxVA0s8tWLJiV8dlKJTcnMAdRPWncI:4ZkXdwJTCF0z

Score

10^/10

joker evasion infostealer trojan

Malware Config

Extracted

Family

joker

http://sightly.oss-ap-northeast-1.aliyuncs.com/either

Grant permission to use all features

https://cxjus.oss-ap-southeast-1.aliyuncs.com/af2

https://cxjus.oss-ap-southeast-1.aliyuncs.com/fbhx

Signatures

joker
Joker is an Android malware that targets billing and SMS fraud.
infostealer trojan joker

Loads dropped Dex/Jar 4 IoCs

Runs executable file dropped to the device during analysis.

ioc	pid	Process
/data/user/0/com.hddoc.hink/app_qinhd/nearby	4036	com.hddoc.hink
/data/user/0/com.hddoc.hink/app_qinhd/nearby	4036	com.hddoc.hink
/data/user/0/com.hddoc.hink/files/beaming	4036	com.hddoc.hink
/data/user/0/com.hddoc.hink/files/ionsxg	4036	com.hddoc.hink

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Reads information about phone network operator.

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.hddoc.hink

com.hddoc.hink
1⤵
- Loads dropped Dex/Jar
- Removes a system notification.
PID:4036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Web Service

T1102

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

/data/user/0/com.hddoc.hink/app_qinhd/nearby

Filesize
5KB

MD5
4a9788fc71243aee107a17d86aad635e

SHA1
7a710267fb5fdfc01542feff78748c041f5f2a40

SHA256
1a586e5f6da6d824a163b7c954f603ce146be866d3e0fad0f27c7de092641a7b

SHA512
e73e132ce909835855987d9f8c2a0306f645e77b27dd1d9077450d6f162f6e8d9d6e7de2a3cbe4ebecb6dc0db62ed3cb7e43277870282aa5d6e0bc0b19f2dc9f

Download Submit
/data/user/0/com.hddoc.hink/app_qinhd/nearby

Filesize
5KB

MD5
4a9788fc71243aee107a17d86aad635e

SHA1
7a710267fb5fdfc01542feff78748c041f5f2a40

SHA256
1a586e5f6da6d824a163b7c954f603ce146be866d3e0fad0f27c7de092641a7b

SHA512
e73e132ce909835855987d9f8c2a0306f645e77b27dd1d9077450d6f162f6e8d9d6e7de2a3cbe4ebecb6dc0db62ed3cb7e43277870282aa5d6e0bc0b19f2dc9f

Download Submit
/data/user/0/com.hddoc.hink/app_qinhd/nearby

Filesize
5KB

MD5
4a9788fc71243aee107a17d86aad635e

SHA1
7a710267fb5fdfc01542feff78748c041f5f2a40

SHA256
1a586e5f6da6d824a163b7c954f603ce146be866d3e0fad0f27c7de092641a7b

SHA512
e73e132ce909835855987d9f8c2a0306f645e77b27dd1d9077450d6f162f6e8d9d6e7de2a3cbe4ebecb6dc0db62ed3cb7e43277870282aa5d6e0bc0b19f2dc9f

Download Submit
/data/user/0/com.hddoc.hink/app_webview/Web Data

Filesize
104KB

MD5
dc79f9ce5f3ab5270b33e61119dfc959

SHA1
1844bf222a5144b513dcf2fb50a18c011701c647

SHA256
47e65f4de08deabfd52ecdb8b0a29c61c482188b92c36182e2112ca0a8f4ff65

SHA512
18b8894a7f35df516f423bbdebf1e05ce09eaf4345b139e59e603cadb81f8d1fa20f793438c28e8fd9a64e64f0684223d90ce6f10d3f93cb0c781049a8cff03e

Download Submit
/data/user/0/com.hddoc.hink/app_webview/Web Data-journal

Filesize
1KB

MD5
022629f117c26946a00ae1ddefa3524a

SHA1
e373d8822773a596c092ab5c9e6c34d29c5aaf14

SHA256
a7389130987eb6e846e261182bddcd0a2c3fc85161512ada64ec91b3b36a9486

SHA512
b0b66eb17e03d3aaba30e6711a67c98a9bf9886453105e3edaed173f425cf4df0ca420e3904c7b91ac2d71686a92fd493227ec19e8e313b2b20b58aba6a7f7e2

Download Submit
/data/user/0/com.hddoc.hink/app_webview/metrics_guid

Filesize
36B

MD5
1e793cbd537b1f96769d31b648d92f68

SHA1
7a49890795504c3220bd53bbca3ca21a7fa0e2a9

SHA256
f42125c7085b645e43117be42dc9ab1a76892a51f27444965624716e5dc2fcf4

SHA512
b447e19d55c085d85cb6ef652e206df47ae56af17a0fbf5ba2e011fde7ac5694f2fb8fe8678116e065eec151f8f2029fa6d31cba6e800a4f07ac9f28ec4f09c9

Download Submit
/data/user/0/com.hddoc.hink/files/beaming

Filesize
9KB

MD5
6d13d7c94d8a2d5184182f0dff473593

SHA1
c84e555455310cd4632039f5b80104094e15908e

SHA256
b1df50f31196de33f10a206b796cb7a8ba1c25c77b84d081ba2142ea4ecbcd06

SHA512
ecf76c2003bd3ab75a5fb635d9ed539a96bc4a520afb8da141f6348d0e3d4a354b032f9ba0496ec75f35c4f5f4ab15df6dae8db0f241b7764a204ecc62029b43

Download Submit
/data/user/0/com.hddoc.hink/files/beaming

Filesize
15KB

MD5
843cafaf40c65eec713a7ff2a135a9c8

SHA1
92259ba6953fb90c86c143c31b4c806be85ac99c

SHA256
4c3fd5b304f20c52594f18b6759477208edd72331a03c81e6d2fed45ab3b35a8

SHA512
beedef02ad85eebb50412732405b8138bcfcc0d2544915bc91c0165a7477651d14b707ab9cff74ee16728e8277b9b1bb21d1b4b34c50c0ab7820f080740267e7

Download Submit
/data/user/0/com.hddoc.hink/files/ionsxg

Filesize
22KB

MD5
0d4e0388ddad6dfab2e1d43c0c339ad0

SHA1
a097d295281c4796030ad3a8d6a24cefc8ac53b3

SHA256
409633ccb7463620e5f774ed0b466839f5aaa8f8005082af67bb7bbfbbf1a8b0

SHA512
381e7b5b19ff133c96550e860e66e5d61ee75bf73be268d7eeffdd5200b59e293ac979a07a303eb3d2e9b4f6b20acdb0335398f0b13c4c64a48b184c8e273d3a

Download Submit
/data/user/0/com.hddoc.hink/files/ionsxg

Filesize
46KB

MD5
25b621b14e9bdb8d3009a25ac15b2997

SHA1
fab787ef17d4b1fd8ba506ac433c90933685972b

SHA256
d1491805efe37e08dd402d82d7e03b74c27dd21b00963aaebf1eba373d803b56

SHA512
be560e695ca2b63672381b47738c5ce9963ca1b2ad3ad42c723e464d0f48ed6d67fb1b98197f597219e8272ba0c67a7d375ee05ef7d34f665dc4d3da58b69355

Download Submit
/data/user/0/com.hddoc.hink/shared_prefs/WebViewChromiumPrefs.xml

Filesize
127B

MD5
21223e9184445fe043476484cd8cb1f9

SHA1
2b4813f849121d60ba35eb0889080668bb62c778

SHA256
bb61b7c087c2ae2de93a7740ff75707342940557146366e92b840284cd9446af

SHA512
be21408de0cc643650e5d9ab9057a8f9de88e37fbdc6417cfeba160402ec4cd14fccbc82cbbfd941ecfc0bb3d4056ee61ac199efdc99d647d53e65818835fd48

Download Submit