Overview
overview
10Static
static
10072158f558...86.exe
windows7_x64
10072158f558...86.exe
windows10_x64
1020742987e6...41.exe
windows7_x64
1020742987e6...41.exe
windows10_x64
1022d7d67c3a...d6.exe
windows7_x64
1022d7d67c3a...d6.exe
windows10_x64
102c323453e9...09.exe
windows7_x64
102c323453e9...09.exe
windows10_x64
102e50eb85f6...b2.exe
windows7_x64
102e50eb85f6...b2.exe
windows10_x64
104be85e2083...2b.exe
windows7_x64
104be85e2083...2b.exe
windows10_x64
105da8d2e1b3...fa.exe
windows7_x64
105da8d2e1b3...fa.exe
windows10_x64
10668a4a2300...e6.exe
windows7_x64
10668a4a2300...e6.exe
windows10_x64
106d4712df42...db.exe
windows7_x64
56d4712df42...db.exe
windows10_x64
10706f3eec32...9d.exe
windows7_x64
10706f3eec32...9d.exe
windows10_x64
107f6dd0ca03...84.exe
windows7_x64
107f6dd0ca03...84.exe
windows10_x64
109cf9441554...6a.exe
windows7_x64
109cf9441554...6a.exe
windows10_x64
10b0e929e35c...6a.exe
windows7_x64
10b0e929e35c...6a.exe
windows10_x64
10c6e2ef30a8...99.exe
windows7_x64
10c6e2ef30a8...99.exe
windows10_x64
10e4a2260bcb...2d.exe
windows7_x64
10e4a2260bcb...2d.exe
windows10_x64
10eaac447d6a...4b.exe
windows7_x64
10eaac447d6a...4b.exe
windows10_x64
10Analysis
-
max time kernel
158s -
max time network
127s -
platform
windows7_x64 -
resource
win7-en-20211014 -
submitted
23-11-2021 10:31
Static task
static1
Behavioral task
behavioral1
Sample
072158f5588440e6c94cb419ae06a27cf584afe3b0cb09c28eff0b4662c15486.exe
Resource
win7-en-20211104
Behavioral task
behavioral2
Sample
072158f5588440e6c94cb419ae06a27cf584afe3b0cb09c28eff0b4662c15486.exe
Resource
win10-en-20211104
Behavioral task
behavioral3
Sample
20742987e6f743814b25e214f8b2cd43111e2f60a8856a6cca87cafd85422f41.exe
Resource
win7-en-20211104
Behavioral task
behavioral4
Sample
20742987e6f743814b25e214f8b2cd43111e2f60a8856a6cca87cafd85422f41.exe
Resource
win10-en-20211104
Behavioral task
behavioral5
Sample
22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6.exe
Resource
win7-en-20211014
Behavioral task
behavioral6
Sample
22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6.exe
Resource
win10-en-20211104
Behavioral task
behavioral7
Sample
2c323453e959257c7aa86dc180bb3aaaa5c5ec06fa4e72b632d9e4b817052009.exe
Resource
win7-en-20211104
Behavioral task
behavioral8
Sample
2c323453e959257c7aa86dc180bb3aaaa5c5ec06fa4e72b632d9e4b817052009.exe
Resource
win10-en-20211014
Behavioral task
behavioral9
Sample
2e50eb85f6e271001e69c5733af95c34728893145766066c5ff8708dcc0e43b2.exe
Resource
win7-en-20211104
Behavioral task
behavioral10
Sample
2e50eb85f6e271001e69c5733af95c34728893145766066c5ff8708dcc0e43b2.exe
Resource
win10-en-20211014
Behavioral task
behavioral11
Sample
4be85e2083b64838fb66b92195a250228a721cdb5ae91817ea97b37aa53f4a2b.exe
Resource
win7-en-20211104
Behavioral task
behavioral12
Sample
4be85e2083b64838fb66b92195a250228a721cdb5ae91817ea97b37aa53f4a2b.exe
Resource
win10-en-20211014
Behavioral task
behavioral13
Sample
5da8d2e1b36be0d661d276ea6523760dbe3fa4f3fdb7e32b144812ce50c483fa.exe
Resource
win7-en-20211104
Behavioral task
behavioral14
Sample
5da8d2e1b36be0d661d276ea6523760dbe3fa4f3fdb7e32b144812ce50c483fa.exe
Resource
win10-en-20211104
Behavioral task
behavioral15
Sample
668a4a2300f36c9df0f7307cc614be3297f036fa312a424765cdb2c169187fe6.exe
Resource
win7-en-20211014
Behavioral task
behavioral16
Sample
668a4a2300f36c9df0f7307cc614be3297f036fa312a424765cdb2c169187fe6.exe
Resource
win10-en-20211104
Behavioral task
behavioral17
Sample
6d4712df42ad0982041ef0e2e109ab5718b43830f2966bd9207a7fac3af883db.exe
Resource
win7-en-20211014
Behavioral task
behavioral18
Sample
6d4712df42ad0982041ef0e2e109ab5718b43830f2966bd9207a7fac3af883db.exe
Resource
win10-en-20211104
Behavioral task
behavioral19
Sample
706f3eec328e91ff7f66c8f0a2fb9b556325c153a329a2062dc85879c540839d.exe
Resource
win7-en-20211014
Behavioral task
behavioral20
Sample
706f3eec328e91ff7f66c8f0a2fb9b556325c153a329a2062dc85879c540839d.exe
Resource
win10-en-20211104
Behavioral task
behavioral21
Sample
7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.exe
Resource
win7-en-20211104
Behavioral task
behavioral22
Sample
7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.exe
Resource
win10-en-20211014
Behavioral task
behavioral23
Sample
9cf9441554ac727f9d191ad9de1dc101867ffe5264699cafcf2734a4b89d5d6a.exe
Resource
win7-en-20211104
Behavioral task
behavioral24
Sample
9cf9441554ac727f9d191ad9de1dc101867ffe5264699cafcf2734a4b89d5d6a.exe
Resource
win10-en-20211014
Behavioral task
behavioral25
Sample
b0e929e35c47a60f65e4420389cad46190c26e8cfaabe922efd73747b682776a.exe
Resource
win7-en-20211104
Behavioral task
behavioral26
Sample
b0e929e35c47a60f65e4420389cad46190c26e8cfaabe922efd73747b682776a.exe
Resource
win10-en-20211014
Behavioral task
behavioral27
Sample
c6e2ef30a86baa670590bd21acf5b91822117e0cbe6060060bc5fe0182dace99.exe
Resource
win7-en-20211104
Behavioral task
behavioral28
Sample
c6e2ef30a86baa670590bd21acf5b91822117e0cbe6060060bc5fe0182dace99.exe
Resource
win10-en-20211014
Behavioral task
behavioral29
Sample
e4a2260bcba8059207fdcc2d59841a8c4ddbe39b6b835feef671bceb95cd232d.exe
Resource
win7-en-20211104
Behavioral task
behavioral30
Sample
e4a2260bcba8059207fdcc2d59841a8c4ddbe39b6b835feef671bceb95cd232d.exe
Resource
win10-en-20211104
Behavioral task
behavioral31
Sample
eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe
Resource
win7-en-20211014
Behavioral task
behavioral32
Sample
eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe
Resource
win10-en-20211104
General
-
Target
eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe
-
Size
79KB
-
MD5
c958e5710adefbc68f3e0719f48bcf87
-
SHA1
f50429c2e706f65fd3fb62968a74b391e5417e66
-
SHA256
eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b
-
SHA512
f5dbe5cc944d6dccbc085c5344e3a61f8945c838dcbfee0a0fbf69429946fed5db363da621835ffb54ee76eba938f7fd31c73b9a727ab2cf5c554b58bc09258d
Malware Config
Extracted
C:\6amPnJyPq.README.txt
blackmatter
http://blackmax7su6mbwtcyo3xwtpfxpm356jjqrs34y4crcytpw7mifuedyd.onion/7Fzi2ntSlp/1094de0bf2bc03ac2ac8dc79d118a785
http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/9MDXJ6LXOUEK84ALNT
Signatures
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BlackMatter Ransomware
BlackMatter ransomware group claims to be Darkside and REvil succesor.
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suricata: ET MALWARE BlackMatter CnC Activity
suricata: ET MALWARE BlackMatter CnC Activity
-
suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (mojobiden .com)
suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (mojobiden .com)
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suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (nowautomation .com)
suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (nowautomation .com)
-
Modifies extensions of user files 9 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\BackupSkip.png => C:\Users\Admin\Pictures\BackupSkip.png.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File opened for modification C:\Users\Admin\Pictures\BackupSkip.png.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File renamed C:\Users\Admin\Pictures\InstallSubmit.tiff => C:\Users\Admin\Pictures\InstallSubmit.tiff.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File opened for modification C:\Users\Admin\Pictures\SuspendImport.raw.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File renamed C:\Users\Admin\Pictures\CopySkip.png => C:\Users\Admin\Pictures\CopySkip.png.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File opened for modification C:\Users\Admin\Pictures\CopySkip.png.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File opened for modification C:\Users\Admin\Pictures\InstallSubmit.tiff eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File opened for modification C:\Users\Admin\Pictures\InstallSubmit.tiff.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe File renamed C:\Users\Admin\Pictures\SuspendImport.raw => C:\Users\Admin\Pictures\SuspendImport.raw.6amPnJyPq eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\6amPnJyPq.bmp" eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\6amPnJyPq.bmp" eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
pid Process 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies Control Panel 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Control Panel\International eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Control Panel\Desktop eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Control Panel\Desktop\WallpaperStyle = "10" eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe -
Modifies registry class 20 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 splwow64.exe Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}" splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f4225481e03947bc34db131e946b44c8dd50000 splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000 splwow64.exe Set value (int) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff splwow64.exe Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_FolderType = "{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}" splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_Classes\Local Settings splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 splwow64.exe Set value (data) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff splwow64.exe Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg splwow64.exe Set value (int) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewVersion = "0" splwow64.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 108 NOTEPAD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1476 splwow64.exe -
Suspicious use of AdjustPrivilegeToken 17 IoCs
description pid Process Token: SeBackupPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeDebugPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: 36 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeImpersonatePrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeIncBasePriorityPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeIncreaseQuotaPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: 33 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeManageVolumePrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeProfSingleProcessPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeRestorePrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeSecurityPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeSystemProfilePrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeTakeOwnershipPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeShutdownPrivilege 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe Token: SeBackupPrivilege 1552 vssvc.exe Token: SeRestorePrivilege 1552 vssvc.exe Token: SeAuditPrivilege 1552 vssvc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1476 splwow64.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 816 wrote to memory of 108 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 35 PID 816 wrote to memory of 108 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 35 PID 816 wrote to memory of 108 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 35 PID 816 wrote to memory of 108 816 eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe 35 PID 108 wrote to memory of 1476 108 NOTEPAD.EXE 36 PID 108 wrote to memory of 1476 108 NOTEPAD.EXE 36 PID 108 wrote to memory of 1476 108 NOTEPAD.EXE 36 PID 108 wrote to memory of 1476 108 NOTEPAD.EXE 36
Processes
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C:\Users\Admin\AppData\Local\Temp\eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe"C:\Users\Admin\AppData\Local\Temp\eaac447d6ae733210a07b1f79e97eda017a442e721d8fafe618e2c789b18234b.exe"1⤵
- Modifies extensions of user files
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" /p C:\6amPnJyPq.README.txt2⤵
- Opens file in notepad (likely ransom note)
- Suspicious use of WriteProcessMemory
PID:108 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1476
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1552