Analysis
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max time kernel
28s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20230621-en -
resource tags
arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system -
submitted
30-06-2023 11:57
Behavioral task
behavioral1
Sample
6b1a9d76f3baa944f8570dc96.dll
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
6b1a9d76f3baa944f8570dc96.dll
Resource
win10v2004-20230621-en
General
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Target
6b1a9d76f3baa944f8570dc96.dll
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Size
140KB
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MD5
11ece72810c171174bf523e8a6d3d7ee
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SHA1
e8f224fc3f34758bec69249dbd437a828b06fda0
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SHA256
6b1a9d76f3baa944f8570dc9612fcb24c519f3cfc3098dc590d2618297b99e7f
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SHA512
325124b64cdb439065f161d8f342e0cd833a2f58fb021c3763cf82198e6598b178ccbb45f9d5f31f74bc303b9a0da17dbece68c6edacf32b53cce92c56ae371c
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SSDEEP
3072:MtR1csuBZgfAZoHd3O5pwHtZ48U11rF3:MtDVXfWJwr4t1r
Malware Config
Signatures
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Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe -
Modifies registry class 43 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4c00310000000000d556ac66100041646d696e00380008000400efbed5564f5ad556ac662a00000033000000000003000000000000000000000000000000410064006d0069006e00000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\NavBar = 000000000000000000000000000000008b000000870000003153505305d5cdd59c2e1b10939708002b2cf9ae6b0000005a000000007b00360044003800420042003300440033002d0039004400380037002d0034004100390031002d0041004200350036002d003400460033003000430046004600450046004500390046007d005f0057006900640074006800000013000000f00000000000000000000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 7400310000000000d5564f5a1100557365727300600008000400efbeee3a851ad5564f5a2a000000e601000000000100000000000000000036000000000055007300650072007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100380031003300000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 = 5200310000000000d5564f5a122041707044617461003c0008000400efbed5564f5ad5564f5a2a000000ed0100000000020000000000000000000000000000004100700070004400610074006100000016000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\0\NodeSlot = "1" explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\0\MRUListEx = ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 = 5a00310000000000de567d5f102051524e57425a7e310000420008000400efbede567d5fde567d5f2a000000e722010000000b000000000000000000000000000000510052004e00570062005a004f00570045005200000018000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 = 4c00310000000000d5564a5c10204c6f63616c00380008000400efbed5564f5ad5564a5c2a000000000200000000020000000000000000000000000000004c006f00630061006c00000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 = 4a00310000000000de567d5f102054656d700000360008000400efbed5564f5ade567d5f2a00000001020000000002000000000000000000000000000000540065006d007000000014000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3297628651-743815474-1126733160-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\0 = 5a00310000000000de567d5f102051524e57425a7e310000420008000400efbede567d5fde567d5f2a000000ea22010000000a000000000000000000000000000000510052004e00570062005a004f00570045005200000018000000 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
explorer.exepid process 860 explorer.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 1128 1200 rundll32.exe rundll32.exe PID 1128 wrote to memory of 1676 1128 rundll32.exe explorer.exe PID 1128 wrote to memory of 1676 1128 rundll32.exe explorer.exe PID 1128 wrote to memory of 1676 1128 rundll32.exe explorer.exe PID 1128 wrote to memory of 1676 1128 rundll32.exe explorer.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6b1a9d76f3baa944f8570dc96.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6b1a9d76f3baa944f8570dc96.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe C:\Users\Admin\AppData\Local\Temp\QRNWbZOWER\QRNWbZOWER3⤵PID:1676
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:860
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5f44d5ee13a23be076949ac41f7681d75
SHA1cba36518a9ee93eaeb9e55128ee3249ee110beec
SHA256839c9de0fdf2b512787e33410976adb49d03d40097df8e9dd665aa8e5c9acf2b
SHA512e946e003e72617322648f4c31dc9499232538fef2c5eed2bff201a581025d0ba8961933f1f012b2b314a91c39d98dd05aad71613c6ffbebdfb010410cd356842
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Filesize
1KB
MD5f44d5ee13a23be076949ac41f7681d75
SHA1cba36518a9ee93eaeb9e55128ee3249ee110beec
SHA256839c9de0fdf2b512787e33410976adb49d03d40097df8e9dd665aa8e5c9acf2b
SHA512e946e003e72617322648f4c31dc9499232538fef2c5eed2bff201a581025d0ba8961933f1f012b2b314a91c39d98dd05aad71613c6ffbebdfb010410cd356842
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Filesize
1KB
MD5f44d5ee13a23be076949ac41f7681d75
SHA1cba36518a9ee93eaeb9e55128ee3249ee110beec
SHA256839c9de0fdf2b512787e33410976adb49d03d40097df8e9dd665aa8e5c9acf2b
SHA512e946e003e72617322648f4c31dc9499232538fef2c5eed2bff201a581025d0ba8961933f1f012b2b314a91c39d98dd05aad71613c6ffbebdfb010410cd356842
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Filesize
1KB
MD5f44d5ee13a23be076949ac41f7681d75
SHA1cba36518a9ee93eaeb9e55128ee3249ee110beec
SHA256839c9de0fdf2b512787e33410976adb49d03d40097df8e9dd665aa8e5c9acf2b
SHA512e946e003e72617322648f4c31dc9499232538fef2c5eed2bff201a581025d0ba8961933f1f012b2b314a91c39d98dd05aad71613c6ffbebdfb010410cd356842
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Filesize
1KB
MD5f44d5ee13a23be076949ac41f7681d75
SHA1cba36518a9ee93eaeb9e55128ee3249ee110beec
SHA256839c9de0fdf2b512787e33410976adb49d03d40097df8e9dd665aa8e5c9acf2b
SHA512e946e003e72617322648f4c31dc9499232538fef2c5eed2bff201a581025d0ba8961933f1f012b2b314a91c39d98dd05aad71613c6ffbebdfb010410cd356842
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Filesize
1KB
MD5f44d5ee13a23be076949ac41f7681d75
SHA1cba36518a9ee93eaeb9e55128ee3249ee110beec
SHA256839c9de0fdf2b512787e33410976adb49d03d40097df8e9dd665aa8e5c9acf2b
SHA512e946e003e72617322648f4c31dc9499232538fef2c5eed2bff201a581025d0ba8961933f1f012b2b314a91c39d98dd05aad71613c6ffbebdfb010410cd356842