Malware Analysis Report

2024-07-28 11:38

Sample ID 240614-bljtjashpn
Target a77b30b6c272d3ae2cd35d346b55ed31_JaffaCakes118
SHA256 1f8da7d30f433a8e8d477064f9a2490c7174675e0d095c7f1aed86f265065cff
Tags
evasion persistence stealth trojan collection credential_access discovery impact
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

1f8da7d30f433a8e8d477064f9a2490c7174675e0d095c7f1aed86f265065cff

Threat Level: Likely malicious

The file a77b30b6c272d3ae2cd35d346b55ed31_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

evasion persistence stealth trojan collection credential_access discovery impact

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Queries information about running processes on the device

Obtains sensitive information copied to the device clipboard

Loads dropped Dex/Jar

Requests dangerous framework permissions

Queries the mobile country code (MCC)

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

Uses Crypto APIs (Might try to encrypt user data)

Checks CPU information

Checks memory information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-14 01:13

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 01:13

Reported

2024-06-14 01:17

Platform

android-x64-20240611.1-en

Max time kernel

8s

Max time network

134s

Command Line

net.croz.myWay

Signatures

Removes its main activity from the application launcher

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

Processes

net.croz.myWay

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.179.234:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.187.200:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.206:443 android.apis.google.com tcp
GB 142.250.200.14:443 tcp
GB 172.217.169.66:443 tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
GB 216.58.204.78:443 tcp

Files

/data/data/net.croz.myWay/files/sPOUXYqrT

MD5 cdc114f56c1c6125551ed5e0f0de38e3
SHA1 db05657a4d297de8d7cc454cd3b71fbe7f72ea6b
SHA256 9626dce3db302c68dd7cf01e8dde3f4bfa90548b9d4ea48ce3dad573a222a3bd
SHA512 5acdd9366af521680407f2ea0711838d4975cfb49fa9527777c84bd6b0ddf40c536781af85760ece5d43a250302a0c11519eaafb3aef8e5f25b77a346443b12d

/data/data/net.croz.myWay/files/sPOUXYqrT

MD5 19b7c99ac04dd224145f8631775eff89
SHA1 3173ad2b30274b5688560913d53cc707980f1d69
SHA256 1b11ec746718eed28856974799740671b16e196b78cf7a6cd9ef9abaaa7315d1
SHA512 57a1781ef5f26efcb8c2536034ebaf5bbcb4181dae988cfa7cc119c90050be046bc67a32369d1846adbc85b668e3e96a456335c2a6852212ee74e936de240443

/data/data/net.croz.myWay/files/gaClientId

MD5 8a312602d1698fa4130e308f9cef5bb7
SHA1 5289a3cd8066dc3dd869dd84093fcc40bd6387b6
SHA256 66cd4ca7e9f6d83f3a777848019e84cbc333ba749764789bf4865fad355cbfd4
SHA512 b8503349681a7f9d1aad1888155f43e6d62d255aea0fb68434bfc4da4724b60ca06fc7f693d46d6b6e7f5904c663ea31957d1e90461549cd671ee1575833edcc

/data/data/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 9cd17399e1f71eebe0a359173a53383a
SHA1 ebcad6807e307999399a96b8b333682c8940c3fd
SHA256 1ec600c145c849bdeb2de3c1badc284bbf40608e0566418725e5a4f2bf7f3f22
SHA512 d2600940414cea1b86849ed537180d2c68b29f4f2d19fa34085f406777b83ee9c14227a65a4462506707fd838342952e98413f0453ca02259ca89a4d45864f08

/data/data/net.croz.myWay/databases/rg.stocks.positions.db

MD5 0264beddffaa7477b7bc80c41977ddd1
SHA1 065238021ddf1afe32083f81bc6990fba46cb667
SHA256 ff81e1c664ea6ef6c93f8bc4bbe4ea953209e596edea64e367df10c7321bfafc
SHA512 16f890fedc115582852f0204b7f8dc3b49872125eb92c0c6419749209b76c5a905acb6fa0ed194a75e271279e3828ee777b199f6ee4ea9f1065a1882ea5b700c

/data/data/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 d31a6221cd9760dcf0ca26d815173ef4
SHA1 ce6f22d3e10d01a1322128ea15146e2af0e5a987
SHA256 9fa5dee15a6865fcac0d89a08eceb1459b1ec3296b59360e7202f669947284ca
SHA512 0cd940389c130eb859a57fad2a132aa9785f62676a6752a2c8ea976e3f6c024deec31e4a6924b0695c3d585e90bff5c93cdc8aeb5ab985feeed58e8a2f83115b

/data/data/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 add54020c9b08f19683ef09d7e4cbbdf
SHA1 3129c45b4a6aae7005ff4858edbf74fc04dc41dc
SHA256 6f4accb51b0b9ae071a8cce016fa36281f628dbe3812056f28fd8918d405e0e9
SHA512 893a993e65d998e7e55a2e9552ff6a43a51417666a06a6c5ebc18cdddb35e495a94dc90e02f80f4329ece6f4bfd1c7eec16f9ff20ba0f3a297ae92ba1e76f987

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-14 01:13

Reported

2024-06-14 01:17

Platform

android-x64-arm64-20240611.1-en

Max time kernel

75s

Max time network

163s

Command Line

net.croz.myWay

Signatures

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/app/Superuser.apk N/A N/A

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/net.croz.myWay/cache/1582435991586.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 information about running processes on the device

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

net.croz.myWay

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
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.187.232:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 googleads.g.doubleclick.net udp
GB 142.250.179.228:443 tcp
GB 142.250.179.228:443 tcp
GB 216.58.201.110:443 tcp
GB 142.250.179.226:443 tcp

Files

/data/user/0/net.croz.myWay/files/sPOUXYqrT

MD5 cdc114f56c1c6125551ed5e0f0de38e3
SHA1 db05657a4d297de8d7cc454cd3b71fbe7f72ea6b
SHA256 9626dce3db302c68dd7cf01e8dde3f4bfa90548b9d4ea48ce3dad573a222a3bd
SHA512 5acdd9366af521680407f2ea0711838d4975cfb49fa9527777c84bd6b0ddf40c536781af85760ece5d43a250302a0c11519eaafb3aef8e5f25b77a346443b12d

/data/user/0/net.croz.myWay/files/sPOUXYqrT

MD5 19b7c99ac04dd224145f8631775eff89
SHA1 3173ad2b30274b5688560913d53cc707980f1d69
SHA256 1b11ec746718eed28856974799740671b16e196b78cf7a6cd9ef9abaaa7315d1
SHA512 57a1781ef5f26efcb8c2536034ebaf5bbcb4181dae988cfa7cc119c90050be046bc67a32369d1846adbc85b668e3e96a456335c2a6852212ee74e936de240443

/data/user/0/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 c8fd37e4c92aa3719e00037755f2f5d9
SHA1 b77043a92e29f090ae03236d53e1d48269c3678b
SHA256 b866b3fa457081edcf4a213586733f3aca78e0e3837c5468d4d67dce8732912f
SHA512 2ba09fca05c1ac6df954860877a25ffe7e08a4e44755e76c44262970fd1dc80590401606a5bdf16602038f7eba74812ee240eaf7c7ed779fbadad9e932435d61

/data/user/0/net.croz.myWay/databases/rg.stocks.positions.db

MD5 d92935cda043d816ea5eb716a76e2905
SHA1 63f962205f78163f25ba10d460089781e97405d3
SHA256 8ad81f83f74b3491dbc5ac6a4ef08e76f3d1562d584ccb79ec63971adea7320e
SHA512 b861a9fd25897f199e5327941f60f87368fc6ddb9ee963d499f6420cce153450ca68ff49ef9a478311298d0d2da752834f6562ec9335f01d14483f9d200bcf23

/data/user/0/net.croz.myWay/files/gaClientId

MD5 751a8c6f45db0637e4400685ea1c3502
SHA1 05688d4477e51536bb4a7fb2ff3e1ffa3af53733
SHA256 e9155c96b8db4a70e78197da9bc0eeba847ee2c0261aeaaa35b9c68f940dc869
SHA512 67b7d56f26d887289cc8679fcb62c024996f8395a6d6eee3e6da04e44425b33335ec8232eae21b0aa0c2004d7a6d5c86519e12650fdea29c8b790574aaab7020

/data/user/0/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 7e96600f6f9eda45030695bfba3690e5
SHA1 aaccdfc8757da02998983467fc69a9f2ee2384d0
SHA256 9153bd81cb151a6274b9aa4f6d343762cea731384475f8f0e5e0c1946fb20463
SHA512 0a38d6c9bc74c89b74dcf53106f3a0cbf067808f383586bcdc29967209ede851cce28cd1bfea0517d6a79c5e6e5ce33e9e17e998877ce1433114705192ed40eb

/data/user/0/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 0101a2cb6f5090d979205692b0bd5c3a
SHA1 2ae2b30147341794602a382608fd6b6e98edc645
SHA256 43ca6dc2a601985ba68d38f1f886a77afcbe72399ac6beeba1e23846ab85950e
SHA512 79ca3bfeba853329733726e88942e9284444b630c52e6fba839c72f39f9c8b54c72111aa68fcb348fcd9531fbc3f28a8e19f789d444f9d7360702fd1ac0ed54a

/data/user/0/net.croz.myWay/cache/1582435991586.jar

MD5 e8e0527a01aefdb89afd2c508f131da1
SHA1 f1103e6b260c657ceb3d95f1b023af3fda8b133a
SHA256 f809447486f89fcaa74f87e06d126d103d37eb2b3157e88f2c06d989b2c284ce
SHA512 fb53683a83f1068d0f94567b156e6a8910c45b1b5f33db919f7e0b9c55eab28507a235ef76d44d5b549599ea3b54dbc00496a633339d276a80f395da938d6d34

/data/user/0/net.croz.myWay/cache/1582435991586.jar

MD5 fde2ee00cbd121cfab5290b078aa3ceb
SHA1 e2b77d5320e155e413d040a8c20020962065b2f8
SHA256 2897b0812077c654a9b3fbb0b6303d5cde681eeba7ad9981de65716c7810d685
SHA512 a9326aff8e454a2b4ac09984ef2a65fddd4dc146b4c44d839035549bff8c9fdaae490326d0b018f76c1ca2e4fb25426d74f550ca0950982fba632a023af99a56

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 01:13

Reported

2024-06-14 01:17

Platform

android-x86-arm-20240611.1-en

Max time kernel

27s

Max time network

159s

Command Line

net.croz.myWay

Signatures

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/app/Superuser.apk N/A N/A

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/net.croz.myWay/cache/1582435991586.jar N/A N/A
N/A /data/user/0/net.croz.myWay/cache/1582435991586.jar N/A N/A

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 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 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

net.croz.myWay

/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/net.croz.myWay/cache/1582435991586.jar --output-vdex-fd=77 --oat-fd=78 --oat-location=/data/user/0/net.croz.myWay/cache/oat/x86/1582435991586.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 googleads.g.doubleclick.net udp
GB 216.58.212.194:443 googleads.g.doubleclick.net tcp
GB 216.58.212.194:443 googleads.g.doubleclick.net tcp
GB 216.58.212.194:443 googleads.g.doubleclick.net tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.212.200:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 216.58.201.106:443 semanticlocation-pa.googleapis.com tcp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp

Files

/data/data/net.croz.myWay/files/sPOUXYqrT

MD5 cdc114f56c1c6125551ed5e0f0de38e3
SHA1 db05657a4d297de8d7cc454cd3b71fbe7f72ea6b
SHA256 9626dce3db302c68dd7cf01e8dde3f4bfa90548b9d4ea48ce3dad573a222a3bd
SHA512 5acdd9366af521680407f2ea0711838d4975cfb49fa9527777c84bd6b0ddf40c536781af85760ece5d43a250302a0c11519eaafb3aef8e5f25b77a346443b12d

/data/data/net.croz.myWay/files/sPOUXYqrT

MD5 19b7c99ac04dd224145f8631775eff89
SHA1 3173ad2b30274b5688560913d53cc707980f1d69
SHA256 1b11ec746718eed28856974799740671b16e196b78cf7a6cd9ef9abaaa7315d1
SHA512 57a1781ef5f26efcb8c2536034ebaf5bbcb4181dae988cfa7cc119c90050be046bc67a32369d1846adbc85b668e3e96a456335c2a6852212ee74e936de240443

/data/data/net.croz.myWay/databases/rg.stocks.positions.db-journal

MD5 007cdd1880ed57c3fcc083e2d39418fc
SHA1 a19a840400f112c536af2941c43aedd59a83d6de
SHA256 c4c1e63a3f09cf7cd4ed75bd55f74392b373bab31bf10b4ed677369b9492f5de
SHA512 50aea4a4214c90790289b92aec2b292b250ab6fdde4d23c72152e12a2ac393e10861e0fe70c47c453cd5bc9ea394c6dbf02d78a5b24291c857750350e2f49169

/data/data/net.croz.myWay/databases/rg.stocks.positions.db

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/net.croz.myWay/databases/rg.stocks.positions.db-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/net.croz.myWay/databases/rg.stocks.positions.db-wal

MD5 ad6320e69161269e40f4d6d2f25e345b
SHA1 65702ed179ac87017b49c876bc45a38ce291c09f
SHA256 478b46614a6b7dd4d590143f1e2725515aa22941cea963ef2d85b49024109c03
SHA512 56529be2d5fb1171df03f27cdd0bc85f41ce766f0485c33d7aa1e8e233ea06a24fe52b1fbbad7734ad88de4e0e663c3d35b56b4776f8a299035246e36ef9b2ee

/data/data/net.croz.myWay/files/gaClientId

MD5 02fcb55baf19b0ecf267278271dfedb9
SHA1 067af9b84845622a890a1ab507481a34c0671865
SHA256 0655158b41f4015dbfd4590a5117b3e88c14d00605592144a7b1cdf88c518bd5
SHA512 f8af42845e13170fb5a0d21fcec5f480575b528b1b5b3fc460e140555a163229facabd1d02601d92990cc5911bd0c1c780a2ccc7f4f3eeb686868e4158118cbc

/data/data/net.croz.myWay/cache/1582435991586.jar

MD5 e8e0527a01aefdb89afd2c508f131da1
SHA1 f1103e6b260c657ceb3d95f1b023af3fda8b133a
SHA256 f809447486f89fcaa74f87e06d126d103d37eb2b3157e88f2c06d989b2c284ce
SHA512 fb53683a83f1068d0f94567b156e6a8910c45b1b5f33db919f7e0b9c55eab28507a235ef76d44d5b549599ea3b54dbc00496a633339d276a80f395da938d6d34

/data/user/0/net.croz.myWay/cache/1582435991586.jar

MD5 fde2ee00cbd121cfab5290b078aa3ceb
SHA1 e2b77d5320e155e413d040a8c20020962065b2f8
SHA256 2897b0812077c654a9b3fbb0b6303d5cde681eeba7ad9981de65716c7810d685
SHA512 a9326aff8e454a2b4ac09984ef2a65fddd4dc146b4c44d839035549bff8c9fdaae490326d0b018f76c1ca2e4fb25426d74f550ca0950982fba632a023af99a56

/data/user/0/net.croz.myWay/cache/1582435991586.jar

MD5 2048eb6124a452540ee51dae4145aadf
SHA1 d05005b2cd7fe4cd652b0d7fd1bdac2c19d51451
SHA256 105c54b6fe3f25350e92187467761598e4c21d62b1091b77d091f65f3bd98864
SHA512 bb6cb3853dd2a5d0701e20607d4e153ae201268dd2e5e2d06cc2df208b3b4dc50132a4ab428251b1644d2399fcc717662438d082ff14203387bab8794109d44d