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Analysis
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max time kernel
91s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 17:14
Static task
static1
Behavioral task
behavioral1
Sample
d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe
Resource
win7-20220812-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
7 signatures
150 seconds
General
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Target
d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe
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Size
140KB
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MD5
564bb9ddd0a6f291a0de3e48d46428fe
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SHA1
5dd9154fdc89fd90be41527e18a28bbca4ded149
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SHA256
d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79
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SHA512
1305ec3fd2184e995e9fa1869e6bf0423ddc7087c5decb7dd818579efb0ed04e9bda1179ac3612ba2930b27a62d0942a2791bab8926d07bae679317a5ce392cd
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SSDEEP
3072:+tZ4Cum/oM/XUgD9Uv0kwIKeC4NGt8h689iI:QZvzUgDuvsIK/4NK+FR
Score
5/10
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\UserUDiskID.dat d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe -
Modifies registry class 37 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 = 4a0031000000000084551307102054656d700000360008000400efbe0c55cb70845513072a000000ff010000000002000000000000000000000000000000540065006d007000000014000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 = 52003100000000000c55cb70122041707044617461003c0008000400efbe0c55cb700c55cb702a000000eb0100000000020000000000000000000000000000004100700070004400610074006100000016000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 = 4c003100000000000c55ed7210204c6f63616c00380008000400efbe0c55cb700c55ed722a000000fe0100000000020000000000000000000000000000004c006f00630061006c00000014000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\NodeSlot = "1" explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 74003100000000000c55cb701100557365727300600008000400efbeee3a851a0c55cb702a000000e601000000000100000000000000000036000000000055007300650072007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100380031003300000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4c003100000000000c558f80100041646d696e00380008000400efbe0c55cb700c558f802a00000030000000000004000000000000000000000000000000410064006d0069006e00000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 = c6003100000000008455130710204430454632357e310000ae0008000400efbe84551307845513072a000000a854000000000c0000000000000000000000000000006400300065006600320035003600620037006300370065003000380065003700380066003100320037003700640066006500660062003400380062003200340037003200340036003800360036006500380034006300390066003100660038006600370030003900390031006200360066003100630039003300650037003900000018000000 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 explorer.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1948 wrote to memory of 1904 1948 d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe 27 PID 1948 wrote to memory of 1904 1948 d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe 27 PID 1948 wrote to memory of 1904 1948 d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe 27 PID 1948 wrote to memory of 1904 1948 d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe"C:\Users\Admin\AppData\Local\Temp\d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79.exe"1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Windows\SysWOW64\explorer.exeexplorer "C:\Users\Admin\AppData\Local\Temp\d0ef256b7c7e08e78f1277dfefb48b247246866e84c9f1f8f70991b6f1c93e79"2⤵PID:1904
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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
PID:2008