ad71eb371ff537c14bcf985a152a4d06167bdd5bcd8c1d3551db16b8a3ea9b2c

General

Target

unpack001/93ee0f6808fdfdaee110b4f859e649a5ef66edc61c0fc88852ae6a734e6fb9cc.bin
Size

3.3MB
MD5

93ce7c850f5ffa0656c05ef12456e6a6
SHA1

b715919f869d7848b1fa60a11d063b12cec7ac32
SHA256

ad71eb371ff537c14bcf985a152a4d06167bdd5bcd8c1d3551db16b8a3ea9b2c
SHA512

9d1614ddcaf2e7d1efcc66b6f549d4cfa710015969b40f9a5a5dd457114172b482f855c12e6ee7f3fbdac972a89118815a08c5a47d745cf76f095aa641ea8fc6

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 64 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Applications\7z.exe\shell\open\command\ = "\"C:\\Program Files\\7-Zip\\7z.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4c003100000000006453b28b1000372d5a697000380008000400efbe6453b28b6453b28b2a0000004402010000000200000000000000000000000000000037002d005a0069007000000014000000	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Applications\7z.exe	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Applications\7z.exe\shell\open\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Applications\7z.exe\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 0202	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0"	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}"	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell\SniffedFolderType = "Generic"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\bin_auto_file\shell\open\command\ = "\"C:\\Program Files\\7-Zip\\7z.exe\" \"%1\""	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Applications\7z.exe\shell\open	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\.bin	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\bin_auto_file\shell\open\command	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000007800000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\bin_auto_file\shell\open	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_Classes\Local Settings	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 88003100000000006453eb90110050524f4752417e310000700008000400efbeee3a851a6453eb902a0000003c000000000001000000000000000000460000000000500072006f006700720061006d002000460069006c0065007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100370038003100000018000000	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "2"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\NodeSlot = "1"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000007800000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

rundll32.exe

pid process

580 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

7z.exe

description pid process

Token: SeRestorePrivilege 1996 7z.exe
Token: 35 1996 7z.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

rundll32.exe

pid process

580 rundll32.exe

pid	process
580	rundll32.exe

description	pid	process
Token: SeRestorePrivilege	1996	7z.exe
Token: 35	1996	7z.exe

pid	process
580	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1368 wrote to memory of 580	1368	cmd.exe	rundll32.exe
PID 1368 wrote to memory of 580	1368	cmd.exe	rundll32.exe
PID 1368 wrote to memory of 580	1368	cmd.exe	rundll32.exe
PID 580 wrote to memory of 1996	580	rundll32.exe	7z.exe
PID 580 wrote to memory of 1996	580	rundll32.exe	7z.exe
PID 580 wrote to memory of 1996	580	rundll32.exe	7z.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\unpack001\93ee0f6808fdfdaee110b4f859e649a5ef66edc61c0fc88852ae6a734e6fb9cc.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\unpack001\93ee0f6808fdfdaee110b4f859e649a5ef66edc61c0fc88852ae6a734e6fb9cc.bin
2⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:580

C:\Program Files\7-Zip\7z.exe
"C:\Program Files\7-Zip\7z.exe" "C:\Users\Admin\AppData\Local\Temp\unpack001\93ee0f6808fdfdaee110b4f859e649a5ef66edc61c0fc88852ae6a734e6fb9cc.bin"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1996

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/580-56-0x0000000000000000-mapping.dmp

Download
memory/580-59-0x0000000003390000-0x00000000039F1000-memory.dmp

Filesize
6.4MB

Download
memory/1368-55-0x000007FEFB761000-0x000007FEFB763000-memory.dmp

Filesize
8KB

Download
memory/1996-60-0x0000000000000000-mapping.dmp

Download

Analysis

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