yujie[.]apk | Triage™

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General

Target
yujie.apk
Size 31.2MB
Sample261107-pfcd6acy8m
SHA256 120b9307dea1204d8ca80a1f372e4fc14aa0995e634aabf188046b0fed266f48
MD5 3642f628927ad19adc6adbb01aed20e9
SHA1 d85ce98d3d1ddf86839ff95a1011bc23d5d17d89
SHA512 61678d05b9536772a0d82e87290a4aaef164ab34aa62e7ee5d3eef718d9aad9e5cef6d15823e566c045706ffc283196fe1222229420643e356678f68d1bed914
SSDEEP 786432:D3lOnh2utvszooCM5z2BfSc958fkKraw7J99tD7:8hzBszohyShSH2wV97X
TLSH
T1297722EBE7388E2EC8724431956A257198290F159752A31F2018763CFE33AE59F4DBF1
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

Malware Config

Signatures

Requests dangerous framework permissions 16 IoCs

description	ioc
Allows an application to record audio.	android.permission.RECORD_AUDIO
Allows an application to read from external storage.	android.permission.READ_EXTERNAL_STORAGE
Allows an application to write to external storage.	android.permission.WRITE_EXTERNAL_STORAGE
Allows an app to post notifications.	android.permission.POST_NOTIFICATIONS
Required to be able to access the camera device.	android.permission.CAMERA
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
Allows an application to read image files from external storage.	android.permission.READ_MEDIA_IMAGES
Allows an application to read audio files from external storage.	android.permission.READ_MEDIA_AUDIO
Allows an application to read video files from external storage.	android.permission.READ_MEDIA_VIDEO
Allows an application to read image or video files from external storage that a user has selected via the permission prompt photo picker.	android.permission.READ_MEDIA_VISUAL_USER_SELECTED
Allows an application to read or write the system settings.	android.permission.WRITE_SETTINGS
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
Allows applications to use exact alarm APIs.	android.permission.SCHEDULE_EXACT_ALARM
Allows an app to access precise location.	android.permission.ACCESS_FINE_LOCATION
Allows an app to access approximate location.	android.permission.ACCESS_COARSE_LOCATION
Allows an app to access location in the background.	android.permission.ACCESS_BACKGROUND_LOCATION

Untrusted Codesign Signers 1 IoCs

Codesigned file was signed by an untrusted entity.

resource
yujie.apk

File Explorer

yujie.apk

.apk 31.2MB

yujie.apk

SHA256 120b9307dea1204d8ca80a1f372e4fc14aa0995e634aabf188046b0fed266f48
MD5 3642f628927ad19adc6adbb01aed20e9
SHA1 d85ce98d3d1ddf86839ff95a1011bc23d5d17d89
SHA512 61678d05b9536772a0d82e87290a4aaef164ab34aa62e7ee5d3eef718d9aad9e5cef6d15823e566c045706ffc283196fe1222229420643e356678f68d1bed914
SSDEEP 786432:D3lOnh2utvszooCM5z2BfSc958fkKraw7J99tD7:8hzBszohyShSH2wV97X
TLSH
T1297722EBE7388E2EC8724431956A257198290F159752A31F2018763CFE33AE59F4DBF1
MD5 SHA1 SHA512 SSDEEP TLSH

Untrusted Codesign Signers

Codesigned file was signed by an untrusted entity.

File Signature issue

Digest

fc0db0ff706ff4ca6516420ca1b1eaaa2724587e37bec323f15c0abb0cea80b1

Digest Algorithm

sha256

Digest Matches

Trusted

Not trusted

Signer

CN=yujie20260713

com.im.yujie

com.say.boundary.ui.MainActivity

com.say.boundary.ui.SplashActivity

android.intent.action.MAIN

com.say.boundary.ui.login.ForgetPwdActivity

com.say.boundary.ui.login.LoginPwdNoSaveActivity

com.say.boundary.ui.login.LoginWithPwdActivity

com.say.boundary.ui.login.LoginWithCodeSaveActivity

com.say.boundary.ui.login.LoginPwdNoSaveTwoActivity

com.say.boundary.ui.ScanActivity

com.say.boundary.ui.login.LoginCodeActivity

com.say.boundary.ui.login.InviteCodeActivity

com.say.boundary.ui.login.RegisterActivity

com.say.boundary.ui.login.ResetPwdActivity

com.say.boundary.ui.contact.AddContactActivity

com.say.boundary.ui.contact.SearchContactActivity

com.say.boundary.ui.contact.ContactDetailsActivity

com.say.boundary.ui.chat.ChatActivity

com.say.boundary.ui.discover.DeviceLockActivity

com.say.boundary.ui.discover.LoginDeviceManageActivity

com.say.boundary.ui.discover.LoginDeviceDetailActivity

com.say.boundary.ui.discover.DeviceLockTimeActivity

com.say.boundary.ui.discover.FriendCircleListActivity

com.say.boundary.ui.discover.PublishFriendCircleActivity

com.say.boundary.ui.discover.FriendCircleBgActivity

com.say.boundary.ui.mine.PersonalInfoActivity

com.say.boundary.ui.mine.ModifyNickNameActivity

com.say.boundary.ui.mine.ModifyNameActivity

com.say.boundary.ui.mine.ModifySexActivity

com.say.boundary.ui.mine.ModifySignatureActivity

com.say.boundary.ui.mine.MyQrCodeActivity

com.say.boundary.ui.mine.ModifyRegionActivity

com.say.boundary.ui.discover.MassMessageListActivity

com.say.boundary.ui.discover.MassChoiceFriendActivity

com.say.boundary.ui.discover.MassMessageActivity

com.say.boundary.ui.discover.NewCircleMessageActivity

com.say.boundary.ui.contact.ApplyAddFriendActivity

com.say.boundary.ui.contact.NewFriendApplyListActivity

com.say.boundary.ui.contact.PassApplyFriendActivity

com.say.boundary.ui.mine.SettingActivity

com.say.boundary.ui.mine.AccountSafeActivity

com.say.boundary.ui.login.ResetPwdOneActivity

com.say.boundary.ui.mine.DeleteAccountActivity

com.say.boundary.ui.chat.SelectForwardChatActivity

com.say.boundary.ui.mine.CollectActivity

com.say.boundary.ui.mine.AboutActivity

com.say.boundary.ui.mine.FriendCircleActivity

com.say.boundary.ui.discover.FriendCircleDetailActivity

com.say.boundary.ui.chat.SelectForwardContactActivity

com.say.boundary.ui.chat.FilePreviewActivity

com.say.boundary.ui.chat.CreateGroupChatActivity

com.say.boundary.ui.mine.PrivateActivity

com.say.boundary.ui.mine.AddMeModeActivity

com.say.boundary.ui.mine.BlackListActivity

com.say.boundary.ui.mine.NewMessageNotifyActivity

com.say.boundary.ui.mine.CommonSetActivity

com.say.boundary.ui.mine.FeedBackActivity

com.say.boundary.ui.chat.SingleChatSettingActivity

com.say.boundary.ui.chat.SearchChatRecordActivity

com.say.boundary.ui.contact.ContactSettingActivity

com.say.boundary.ui.contact.ReportContactActivity

com.say.boundary.ui.contact.ContactMarkAndGroupActivity

com.say.boundary.ui.mine.ChatBgSetActivity

com.say.boundary.ui.mine.UserProtocolActivity

com.say.boundary.ui.mine.PrivateProtocolActivity

com.say.boundary.ui.mine.ChangeLineActivity

com.say.boundary.ui.mine.NormalQuestionActivity

com.say.boundary.ui.contact.GroupListActivity

com.say.boundary.ui.contact.NewGroupActivity

com.say.boundary.ui.contact.SelectContact2CreateGroupActivity

com.say.boundary.ui.contact.GroupDetailsActivity

com.say.boundary.ui.contact.GroupChatListActivity

com.say.boundary.ui.contact.GroupChatSearchActivity

com.say.boundary.ui.chat.CommonSearchActivity

com.say.boundary.ui.chat.GroupChatDetailsActivity

com.say.boundary.ui.chat.ModifyGroupChatNameActivity

com.say.boundary.ui.chat.ModifyGroupChatNoticeActivity

com.say.boundary.ui.chat.GroupChatRemoveMemberActivity

com.say.boundary.ui.chat.GroupChatMemberSettingActivity

com.say.boundary.ui.chat.GroupChatManagerActivity

com.say.boundary.ui.chat.GroupChatSettingManagerActivity

com.say.boundary.ui.chat.ForwardChatListActivity

com.say.boundary.ui.chat.SelectUserShareActivity

com.say.boundary.ui.chat.InviteUser2GroupChatActivity

com.say.boundary.ui.mine.CollectSearchActivity

com.say.boundary.ui.login.LoginEdAccountActivity

com.say.boundary.ui.login.LoginAccountManageActivity

com.say.boundary.ui.login.OnPcLoginActivity

com.say.boundary.ui.chat.CommonRoomMessageSearchActivity

com.say.boundary.ui.chat.GroupChatModifyOwnerActivity

com.say.boundary.ui.WebBrowserActivity

com.say.boundary.ui.mine.SelectForwardForCollectActivity

com.say.boundary.ui.login.RegisterByUserNameActivity

gun0912.tedimagepicker.TedImagePickerActivity

gun0912.tedimagepicker.zoom.TedImageZoomActivity

com.gun0912.tedpermission.TedPermissionActivity

com.gun0912.tedonactivityresult.ProxyActivity

com.blankj.utilcode.util.UtilsTransActivity4MainProcess

com.blankj.utilcode.util.UtilsTransActivity

com.igexin.sdk.GetuiActivity

com.getui.sdk.action

com.igexin.sdk.PopupActivity

Android Permissions

yujie.apk

Permissions

android.permission.VIBRATE

android.permission.INTERNET

android.permission.RECORD_AUDIO

android.permission.READ_EXTERNAL_STORAGE

android.permission.WRITE_EXTERNAL_STORAGE

android.permission.POST_NOTIFICATIONS

android.permission.WAKE_LOCK

android.permission.CAMERA

android.permission.FLASHLIGHT

android.permission.ACCESS_WIFI_STATE

android.permission.READ_PHONE_STATE

android.permission.ACCESS_NETWORK_STATE

android.permission.READ_MEDIA_IMAGES

android.permission.READ_MEDIA_AUDIO

android.permission.READ_MEDIA_VIDEO

android.permission.READ_MEDIA_VISUAL_USER_SELECTED

android.permission.MOUNT_UNMOUNT_FILESYSTEMS

android.permission.WRITE_SETTINGS

android.permission.WRITE_MEDIA_STORAGE

android.permission.MODIFY_AUDIO_SETTINGS

android.permission.FOREGROUND_SERVICE

android.permission.SYSTEM_ALERT_WINDOW

android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS

android.permission.WAKE_LOCK

android.permission.FOREGROUND_SERVICE_DATA_SYNC

android.permission.RECEIVE_BOOT_COMPLETED

com.im.yujie.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

android.permission.GET_TASKS

android.permission.SCHEDULE_EXACT_ALARM

getui.permission.GetuiService.com.im.yujie

com.vivo.notification.permission.BADGE_ICON

android.permission.QUERY_ALL_PACKAGES

android.permission.ACCESS_FINE_LOCATION

android.permission.ACCESS_COARSE_LOCATION

android.permission.ACCESS_BACKGROUND_LOCATION

com.google.android.gms.permission.AD_ID

freemme.permission.msa

com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE