Malware Analysis Report

2025-01-19 08:01

Sample ID 240616-w33ceswbpk
Target b4906cec97831552425bd7ce086b3240_JaffaCakes118
SHA256 6d050b360b44b8bffc8a76e4115a932f052de4ed901717d43948ae8b2f41e5b1
Tags
banker discovery impact persistence
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

6d050b360b44b8bffc8a76e4115a932f052de4ed901717d43948ae8b2f41e5b1

Threat Level: Shows suspicious behavior

The file b4906cec97831552425bd7ce086b3240_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

banker discovery impact persistence

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Queries information about running processes on the device

Queries information about active data network

Reads information about phone network operator.

Requests dangerous framework permissions

Queries information about the current Wi-Fi connection

Queries the mobile country code (MCC)

Queries the unique device ID (IMEI, MEID, IMSI)

Uses Crypto APIs (Might try to encrypt user data)

Registers a broadcast receiver at runtime (usually for listening for system events)

Checks CPU information

Checks memory information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 18:27

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. android.permission.SYSTEM_ALERT_WINDOW N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 18:27

Reported

2024-06-16 18:27

Platform

android-33-x64-arm64-20240611.1-en

Max time network

10s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
GB 172.217.169.36:443 udp
GB 172.217.169.36:443 udp
BE 173.194.76.188:5228 tcp
GB 172.217.16.228:443 tcp
N/A 224.0.0.251:5353 udp
GB 216.58.201.106:443 tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-16 18:27

Reported

2024-06-16 18:27

Platform

android-x86-arm-20240611.1-en

Max time network

4s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
GB 172.217.169.74:443 tcp
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-06-16 18:27

Reported

2024-06-16 18:27

Platform

android-x64-20240611.1-en

Max time network

7s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-06-16 18:27

Reported

2024-06-16 18:27

Platform

android-x64-arm64-20240611.1-en

Max time network

7s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
GB 142.250.187.206:443 tcp
GB 142.250.187.206:443 tcp
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 18:27

Reported

2024-06-16 18:30

Platform

android-x86-arm-20240611.1-en

Max time kernel

176s

Max time network

185s

Command Line

com.tonghang.business

Signatures

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.tonghang.business

com.tonghang.business:pushservice

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 stream.dcloud.net.cn udp
CN 43.142.22.58:80 stream.dcloud.net.cn tcp
US 1.1.1.1:53 service.dcloud.net.cn udp
CN 124.220.57.196:443 service.dcloud.net.cn tcp
US 1.1.1.1:53 cdn.ronghub.com udp
GB 104.166.160.226:80 cdn.ronghub.com tcp
GB 104.166.160.226:80 cdn.ronghub.com tcp
US 1.1.1.1:53 sdk.open.talk.gepush.com udp
US 1.1.1.1:53 sdk.open.talk.igexin.com udp
CN 183.134.98.76:5224 sdk.open.talk.igexin.com tcp
US 1.1.1.1:53 sdk.open.talk.getui.net udp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 43.142.67.81:80 stream.dcloud.net.cn tcp
US 1.1.1.1:53 www.tonghang360.com udp
US 1.1.1.1:53 sdk.open.phone.igexin.com udp
CN 115.227.15.225:80 sdk.open.phone.igexin.com tcp
CN 110.40.169.99:443 service.dcloud.net.cn tcp
US 38.14.121.80:443 www.tonghang360.com tcp
US 38.14.121.80:443 www.tonghang360.com tcp
CN 124.220.57.196:443 service.dcloud.net.cn tcp
CN 43.142.150.110:80 stream.dcloud.net.cn tcp
CN 110.40.181.119:443 service.dcloud.net.cn tcp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
US 1.1.1.1:53 c-hzgt2.getui.com udp
CN 115.227.15.13:80 c-hzgt2.getui.com tcp
CN 110.40.169.99:443 service.dcloud.net.cn tcp
CN 43.142.166.20:80 stream.dcloud.net.cn tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 111.229.199.57:443 service.dcloud.net.cn tcp
CN 110.40.181.119:443 service.dcloud.net.cn tcp
CN 49.234.42.40:80 stream.dcloud.net.cn tcp
CN 115.159.204.155:443 service.dcloud.net.cn tcp
CN 111.229.199.57:443 service.dcloud.net.cn tcp
CN 115.227.15.13:80 c-hzgt2.getui.com tcp
CN 49.234.44.193:80 stream.dcloud.net.cn tcp
CN 115.227.15.7:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 115.159.204.155:443 service.dcloud.net.cn tcp
CN 115.159.41.92:80 stream.dcloud.net.cn tcp
CN 115.227.15.14:80 c-hzgt2.getui.com tcp
CN 124.220.154.50:80 stream.dcloud.net.cn tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 150.158.157.83:80 stream.dcloud.net.cn tcp
CN 115.227.15.14:80 c-hzgt2.getui.com tcp
US 1.1.1.1:53 stream.mobihtml5.com udp
CN 115.227.15.227:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.15:80 c-hzgt2.getui.com tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.15:80 c-hzgt2.getui.com tcp
CN 115.227.15.231:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.16:80 c-hzgt2.getui.com tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.16:80 c-hzgt2.getui.com tcp
CN 115.227.15.233:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.235:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 183.134.98.76:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.237:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.102:5224 sdk.open.talk.getui.net tcp
CN 115.227.15.6:80 sdk.open.phone.igexin.com tcp
US 1.1.1.1:53 sdk.open.talk.igexin.com udp
CN 183.134.98.112:5224 sdk.open.talk.igexin.com tcp
CN 183.134.98.76:5224 sdk.open.talk.igexin.com tcp
CN 115.227.15.241:80 sdk.open.phone.igexin.com tcp
CN 183.134.98.102:5224 sdk.open.talk.igexin.com tcp

Files

/storage/emulated/0/.imei.txt

MD5 ac545ede49690a949857fbc4fd8e4cb4
SHA1 8d0c9b8fbc58f536f61c9feceb0641253b4da8f0
SHA256 b16a22797f484e1e45dd6bd7dc15373457540633683fea48695fb2e541cc252c
SHA512 b7cebc058f8716294d9e8366f1d9778a6cd7488c3e765fe72e025b2938275648d8d1eeac3784c252b535f5c118c8f156c04a7c8c773fdb54293994d49cac62cd

/data/data/com.tonghang.business/files/.imei.txt

MD5 4693e0b11801292ba08ac037cf70877c
SHA1 00dd119c4d7585e8b7fcd1eab94121eb2ee7bdfb
SHA256 76a0516e3518f2882ed090796531fbacb441535ac6e8cc3a99d52ab252c94e49
SHA512 56e2d38f9353d70e7dae29abe043fe8ceebf8cf5cc2109df928709d8aeae3ded289e24c9a140bac7f484fc1f3965632f8869d6085e8ea38c0eec842a45df799d

/data/data/com.tonghang.business/shared_prefs_ext/test_app

MD5 3ca3681a13aa8c98664215fbc4fcdb69
SHA1 e81c27cb6f8455c26ab38d6a178305cce32756a4
SHA256 7dab2be7290c765ba0fca40ecfee79a8625eb5dd340d208b4f04bb82e6428327
SHA512 3141deccf1401171d5e8177f375fe4a9db6ff3ac342f3dbf67eda02e8e01d2189e6b198d28073bb9520325d32857ff286190f5008efe1aea2079503f766a883d

/data/data/com.tonghang.business/files/cnc3ejE6/eje3cnc

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/com.tonghang.business/databases/pushsdk.db-wal

MD5 23eb4bd4d1b0caa461789dd816bce847
SHA1 85c7656dafbb97c039f9821c59e03be6e4d2f253
SHA256 6d1c6b85aa30d2c56acc1c8ab3399c66b329552ae9f6ab0bdd2600751ae19d76
SHA512 a32b08273ca3150394bc87d88e4977638535ebafcbfbec26900f50a511570f900fe569a4a7da1bcd9411f8d92448ee1a673de46ec3b94b5134b9914572bc3868

/data/data/com.tonghang.business/databases/pushext.db-journal

MD5 feb5525edfdf5926ee2de294a5bfa57e
SHA1 5924bbed248308422688af636cfeb1ef48c2f4d3
SHA256 f00cabef865b26b53b35e1582e62a914d23177dfde8cd0646de6f69308b652f8
SHA512 050101079534bb5821ca7912fb1c39b60d1dadd7151c5fdfe541a90cd3baa7cb3c3ada9ec2586538a0371e5c574ad1fb07009432a9591071b69977ee3426bbbd

/data/data/com.tonghang.business/databases/pushext.db-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.tonghang.business/databases/pushext.db-wal

MD5 dccb8f11ab2b72da241177391f0dd5a8
SHA1 1979e8bed517a331a92749fd20a1c646c837b239
SHA256 275b322c3c02a81c1571bcdde813555c0a2d401297a893c42a2b2b4d3e760348
SHA512 9485689dd4397a5d175060bc448ff2d781585da72a7c2ed6e92e60740d31cc780a95d260ae559634cc90fe751df5ed8194593ec04fae9df25ffbfd50b4d575f7

/data/data/com.tonghang.business/databases/pushg.db-journal

MD5 8c226eaebe9eaef5190a03d0cce0f6ce
SHA1 300ee9053f318d7043fd6a0ed165f316ea1d1819
SHA256 7dab9234899ddbc4b5bfa0c386ffb4610780e1271795b194b18cab847d6cde11
SHA512 57063bbf624f18951be89b4e6eb26c435c72d3bda686a8ddcfe9d2d7526b525792e381a5413006ff4f19e7aeee7696ec072d3ae67aa0cd388c30c26c53bbd87d

/storage/emulated/0/libs/com.tonghang.business.bin

MD5 d556d561a1d29d8447ea55e78bbd6e0a
SHA1 a3b451cd8d3bb537a6eaad111b0a3ea89f3fbe30
SHA256 2f8163e692f421ae25990a5d1a1cb2e422da43210a8e69b43a08432fa41837b2
SHA512 255567524d4733ee4546e2804d0a03e56786b521005c393f36c824cfac48a1700d5c5807701939c7ffcafe68cf02aedefad52243f0b2a853d0fddcca04ab5f83

/data/data/com.tonghang.business/databases/pushg.db-wal

MD5 938d486de98a95bbd684ca533831e32a
SHA1 1a1cfd5f3a263413d0711f464ab6a03b51256075
SHA256 c1a14bf2686d8421dc418a25453e470f9d97190136819eb5cb7efe571f0b3cf5
SHA512 fd7161b3f74ee5aadd429d214991a58bdd3b08c6ccb9e0e9c9af66cd968c1f9092caa34f6b19607a3ff6c49df1abae099a1988ec9e5c529676aeef034f7bb2ea