Malware Analysis Report

2024-10-19 11:59

Sample ID 240708-pfy8xs1ckc
Target 2c4ff185386142080d6f19433477a90a_JaffaCakes118
SHA256 60a8d3c67f1b64e7418a4021bc313075397a6a6017a30632f53546190664f114
Tags
banker collection discovery evasion impact persistence stealth trojan credential_access
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

60a8d3c67f1b64e7418a4021bc313075397a6a6017a30632f53546190664f114

Threat Level: Likely malicious

The file 2c4ff185386142080d6f19433477a90a_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

banker collection discovery evasion impact persistence stealth trojan credential_access

Removes its main activity from the application launcher

Queries account information for other applications stored on the device

Loads dropped Dex/Jar

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

Obtains sensitive information copied to the device clipboard

Queries information about active data network

Queries the mobile country code (MCC)

Requests dangerous framework permissions

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

Reads information about phone network operator.

Uses Crypto APIs (Might try to encrypt user data)

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

Checks memory information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-08 12:16

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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
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 access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-08 12:16

Reported

2024-07-08 12:20

Platform

android-x86-arm-20240624-en

Max time kernel

176s

Max time network

148s

Command Line

com.package.dkrknk.baqumwqhyiwl

Signatures

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar N/A N/A

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

banker discovery

Queries account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccountsAsUser 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

Queries the mobile country code (MCC)

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

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

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

Checks memory information

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

Processes

com.package.dkrknk.baqumwqhyiwl

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 api.adsnative123.com udp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
GB 142.250.179.226:443 tcp
GB 142.250.179.238:443 tcp

Files

/data/data/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar

MD5 9ed6dd6d8eec0e3ac529fcdc694b767b
SHA1 ff7c569553273d8e8324dcfd3819b63a4fdc08fa
SHA256 e8d456375b98e909937d50382fe2900ea7b3a01028787e37025efcbeb05c6502
SHA512 463fc95f30e901ab26decedd4b95889e4108a1dfc69678a52fa2cf327e790c2d89ad8ae162e489ba6a9d0a05ed050288f9fa4b560efdab9ead1eb7a9f4b87661

/data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar

MD5 ffb67acc7b438c9d9cb8a0e211055479
SHA1 2e813a48fe562968ee894deb410df4802848b7ca
SHA256 c146e3ae44e38f3cbffe09811f72517b1f35bc97c0546338eb10533d04700486
SHA512 69f055978b1c3984709d41e85cd3c462762087fe44920c6c5995ecaa3bea0dc232243e5e20d6189e3b0ef0ae3077381b21833965d499669aebb779796ffc42e0

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 7ee39aeab8d82aa4561adfcb222e35b6
SHA1 7f67a3b2f8df60b732a83c14179108d67ae22a62
SHA256 9109441c6e2e42898f4995148364499fe52fa84aea3e2321dc6c9abe6028a7aa
SHA512 dd0ce1d30ac0d02a920ee139f3f033d165a413bc8d9fa55cde2d13070ccbcd66cd464f26bbff925a29bc6a3b5df3e8c4533a95daae5e1eba9ad8140a70584626

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-wal

MD5 2efe3e5d3fa6c9fcc07c6469695d2ff6
SHA1 d917b8c5fec84e44bb387a3873bbd37b01eac4c6
SHA256 bc2b3b10374e8dc3186254c7cfbdf7409cbfd8fd714f6f47c14b91a36bbd2572
SHA512 a43ed252d9b3e8a6935620c00eeee2d7f49c40d0a4eed3e8e5523b128e42190c3a9ccaa9e59c764f0f63f5048e0f670f065516c8e988b3834efbdcd41feeb295

/storage/emulated/0/Download/sdsid

MD5 b8c37e33defde51cf91e1e03e51657da
SHA1 dd01903921ea24941c26a48f2cec24e0bb0e8cc7
SHA256 fe675fe7aaee830b6fed09b64e034f84dcbdaeb429d9cccd4ebb90e15af8dd71
SHA512 e3d0e2ef3cab0dab2c12f297e3bc618f6b976aced29b3a301828c6f9f1e1aabbe6dab06e1f899c9c2ae2ca86caa330115218817f4ce36d333733cb2b4c7afde7

/data/data/com.package.dkrknk.baqumwqhyiwl/app_tfile/oat/config.jar.cur.prof

MD5 d80e392193b7f0ed2ef8a5bf13320fbb
SHA1 824c7c7f8e268fd540807685d0dd9abc99b8a60c
SHA256 d55a122247f633c266f27952f88103770969803b7996c0bdcf0cf9bfdfc61fe1
SHA512 4e5a76082f0b8df58dd472780b411a3b797babbc31716cfc8957661b88970c53d961aa05d8f426e7bec2aad56759470a0d471ba3f105bb3dabc80e4e84979129

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-08 12:16

Reported

2024-07-08 12:20

Platform

android-x64-20240624-en

Max time kernel

179s

Max time network

143s

Command Line

com.package.dkrknk.baqumwqhyiwl

Signatures

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

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

banker discovery

Queries account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccountsAsUser 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

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

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

Checks memory information

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

Processes

com.package.dkrknk.baqumwqhyiwl

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.169.72:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 api.adsnative123.com udp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.180.14:443 android.apis.google.com tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
GB 172.217.16.238:443 tcp
GB 216.58.201.98:443 tcp

Files

/data/data/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar

MD5 9ed6dd6d8eec0e3ac529fcdc694b767b
SHA1 ff7c569553273d8e8324dcfd3819b63a4fdc08fa
SHA256 e8d456375b98e909937d50382fe2900ea7b3a01028787e37025efcbeb05c6502
SHA512 463fc95f30e901ab26decedd4b95889e4108a1dfc69678a52fa2cf327e790c2d89ad8ae162e489ba6a9d0a05ed050288f9fa4b560efdab9ead1eb7a9f4b87661

/data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar

MD5 ffb67acc7b438c9d9cb8a0e211055479
SHA1 2e813a48fe562968ee894deb410df4802848b7ca
SHA256 c146e3ae44e38f3cbffe09811f72517b1f35bc97c0546338eb10533d04700486
SHA512 69f055978b1c3984709d41e85cd3c462762087fe44920c6c5995ecaa3bea0dc232243e5e20d6189e3b0ef0ae3077381b21833965d499669aebb779796ffc42e0

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 0ed55628bc6c32072620e44c0a009a23
SHA1 a0696eff2f3e91b4ed0146b96cad940901d2a118
SHA256 b9f9dfe72382a58234540168f3b31d7e90c8289607d0bdf4af0f94c66157ff7f
SHA512 d3048b36aacb0f42cc4fa266a6590c488b4ea3d3f0751229b78548988492282c0fa48c9b95f7fa41b21d8f23cf52cba48d504eacf8f29df2c4f48eb96545c2f2

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl

MD5 ae8aa93151da27ce1348c21d6ea98a45
SHA1 d187ce29f387717ea0c7d2919a77945a6f04a954
SHA256 b5023c1c2354845e52c945166be1111d7565a000e57ea18d8ce2943c73580e81
SHA512 7bc212292c6dd5192e2d714d1e06c3109f133bf0f5bddb4dd4113a4b9ab3a8db3ba7e1cab4a7da44724361b8d7d53cdde3d50506cf7264fb00d7b4521014c85a

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 11d89a323787466db3d1ede24bceed90
SHA1 2c2b862fd446122a7cb945f080d6524008027fa1
SHA256 04ce3034be85f7b9d16fb0be6183d34407cec1259a7e0f0bf650aa586c015d64
SHA512 986580625ae5006f441054ee6da19681e4de6df517bd58761e3519fb8e1cbcb6e4fded6a2b81d3223a7430e2e25a774756505b2539f31f3d138ab06072acf858

/data/data/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 e36a5f4553abd5c82256c9359765b1ce
SHA1 7c64ca5445b56e01ad5f9d68a286539d28fc66f1
SHA256 2181c0cfebee929ffb895e3c058a2d8253a21f804f589eb19f4d5936cb82fc04
SHA512 be2a856c34387379ae411dfdee79449bd64912af89ef5ea5a7bce9296bc4301f7198c0c6d52c8c17cef8b9809055f209c08637291b25525263d3b0c3dd7b0886

/storage/emulated/0/Download/sdsid

MD5 b8c37e33defde51cf91e1e03e51657da
SHA1 dd01903921ea24941c26a48f2cec24e0bb0e8cc7
SHA256 fe675fe7aaee830b6fed09b64e034f84dcbdaeb429d9cccd4ebb90e15af8dd71
SHA512 e3d0e2ef3cab0dab2c12f297e3bc618f6b976aced29b3a301828c6f9f1e1aabbe6dab06e1f899c9c2ae2ca86caa330115218817f4ce36d333733cb2b4c7afde7

/data/data/com.package.dkrknk.baqumwqhyiwl/app_tfile/oat/config.jar.cur.prof

MD5 95ceb52fde928a688c8f67e2abbfce06
SHA1 5bf0a8a4b0c0a98c4c9636c2bd19587de22b4ac2
SHA256 9e6691fa50c3a56d66ca52535f93a7d4369c902abb81e48d41844684e833ac06
SHA512 fada0c289af270bb27f4ab2474eb9529e3717d3c89b26efebd6e99e4fa5b36ef474ac43c1ae45df8148cfadf48b7aee9cafe54f1ddcdb54fa737f7ff69676965

Analysis: behavioral3

Detonation Overview

Submitted

2024-07-08 12:16

Reported

2024-07-08 12:20

Platform

android-x64-arm64-20240624-en

Max time kernel

179s

Max time network

171s

Command Line

com.package.dkrknk.baqumwqhyiwl

Signatures

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

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

banker discovery

Queries account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccountsAsUser 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

Reads information about phone network operator.

discovery

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

Checks memory information

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

Processes

com.package.dkrknk.baqumwqhyiwl

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.179.238:443 tcp
GB 142.250.179.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.179.232:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 api.adsnative123.com udp
GB 142.250.187.196:443 tcp
GB 142.250.187.196:443 tcp
GB 142.250.180.2:443 tcp
GB 142.250.179.238:443 tcp

Files

/data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar

MD5 9ed6dd6d8eec0e3ac529fcdc694b767b
SHA1 ff7c569553273d8e8324dcfd3819b63a4fdc08fa
SHA256 e8d456375b98e909937d50382fe2900ea7b3a01028787e37025efcbeb05c6502
SHA512 463fc95f30e901ab26decedd4b95889e4108a1dfc69678a52fa2cf327e790c2d89ad8ae162e489ba6a9d0a05ed050288f9fa4b560efdab9ead1eb7a9f4b87661

/data/user/0/com.package.dkrknk.baqumwqhyiwl/app_tfile/config.jar

MD5 ffb67acc7b438c9d9cb8a0e211055479
SHA1 2e813a48fe562968ee894deb410df4802848b7ca
SHA256 c146e3ae44e38f3cbffe09811f72517b1f35bc97c0546338eb10533d04700486
SHA512 69f055978b1c3984709d41e85cd3c462762087fe44920c6c5995ecaa3bea0dc232243e5e20d6189e3b0ef0ae3077381b21833965d499669aebb779796ffc42e0

/data/user/0/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 9766cd5b89e95bd9fabe29025e68fc3d
SHA1 0149bbaba90341392801a9cb65bbac879c971bd3
SHA256 3c33906ebdb8dacc4c711098c2493323f7eb07443da51a058541d204f763efa3
SHA512 2a2e627fb5b3280ad4eabe328a7cf9342ba100e59fc41268a5d9ad3aaafbde227e7f0de83d2aa22fccc59d6c6c7163d9c511b3785b50e42059fb00f610229142

/data/user/0/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl

MD5 ebfd4869bb86abd638bc48b891f3e1c8
SHA1 a27f262fe7a41ec9976d457416447f8b78c80e03
SHA256 5f49bca53de766023101cc1ac8dda79a83c485fce8d9138452b39d1853d2fe0f
SHA512 062fd15e0a34619071834f2d81889e6a100c3a707e53621b16d584182a57c690f6a24a73e19fb77678d857fde477935811a963998a73d7ffe971d6ebd9cafb07

/data/user/0/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 a67d8c85edff28c3e2ebe86345096d9b
SHA1 cb71d244649b489e9bbbe3c4d43b14b68cf7442e
SHA256 f9cd896500047a66529084c49db4ccfc29e7571e7861e2d6b83f206f800fb871
SHA512 90339da19ad05ec4ea4dfb30fc037a9ddcb0d7db535393c00eb7266266951bb33d970a558827aeb1a47ded4dd9a485641265fa987955a9871f94299d1aa63a07

/data/user/0/com.package.dkrknk.baqumwqhyiwl/databases/tbcom.package.dkrknk.baqumwqhyiwl-journal

MD5 d7d54ee95de6cd8f3f5cb898c313063e
SHA1 7c19a942edd9432b3e2f9cd7c7551cd738d5cf63
SHA256 75bdd2c9c58fde02bd368839dafe04c9ae8e4f02872b7578b9b4489a927a095d
SHA512 c800d144470203c201e2fce79212aa7519fac910e7c7af8f3e90bb863bc43bceee21fa1f2ad9a060e067d7f6bc9fefe68ddc2efa2b102c1d5ef97b530c047276

/storage/emulated/0/Download/sdsid

MD5 b8c37e33defde51cf91e1e03e51657da
SHA1 dd01903921ea24941c26a48f2cec24e0bb0e8cc7
SHA256 fe675fe7aaee830b6fed09b64e034f84dcbdaeb429d9cccd4ebb90e15af8dd71
SHA512 e3d0e2ef3cab0dab2c12f297e3bc618f6b976aced29b3a301828c6f9f1e1aabbe6dab06e1f899c9c2ae2ca86caa330115218817f4ce36d333733cb2b4c7afde7