6cc0505bc3d39f9806d605ba115dd302da1f485554ec44c9c96286f5ea34d909

Analysis

max time kernel
63s
max time network
58s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
05-02-2023 01:39

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General

Target

Srenshare tool/Atajos/Iconos.lnk
Size

1KB
MD5

0468ff32e07210f510738a9c00e291b4
SHA1

7acc174590401f5f1422b0d7a3e94aa34720c7e0
SHA256

841a75dc08ab0ed06aac5c59cf28a301a73f3ed506c2260b181541a566cfff5b
SHA512

a6944b4aa9615f132f93d7130633863f304e60ee6992fee33ecb6973c685db23eff8408d840a851c9b909ab876d34ec8a8f863f4e46ed2294565ac711c0fa3da

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 Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Internet Explorer\Toolbar	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1"	explorer.exe

Modifies registry class 38 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\WFlags = "0"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\ShowCmd = "1"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\ImmutableMuiCache\Strings\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Vid = "{65F125E5-7BE1-4810-BA9D-D271C8432CE3}"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "6"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "2"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "48"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = ffffffff	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Rev = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "18874385"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\ImmutableMuiCache\Strings\52C64B7E	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\ImmutableMuiCache\Strings	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\HotKey = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "18874369"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000010000001800000030f125b7ef471a10a5f102608c9eebac0a000000a0000000	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\ImmutableMuiCache	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\ImmutableMuiCache\Strings\52C64B7E\@C:\Windows\System32\taskbarcpl.dll,-1#immutable1 = "Notification Area Icons"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f80f4b0d7052121ff4ebf6bed3f69b894d90000	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\NodeSlot = "1"	explorer.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

explorer.exe

pid process

2860 explorer.exe
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

cmd.exe

description pid process target process

PID 2204 wrote to memory of 2532 2204 cmd.exe explorer.exe
PID 2204 wrote to memory of 2532 2204 cmd.exe explorer.exe

pid	process
2860	explorer.exe

description	pid	process	target process
PID 2204 wrote to memory of 2532	2204	cmd.exe	explorer.exe
PID 2204 wrote to memory of 2532	2204	cmd.exe	explorer.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Srenshare tool\Atajos\Iconos.lnk"
1⤵
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\explorer.exe
"C:\Windows\explorer.exe" shell:::{05d7b0f4-2121-4eff-bf6b-ed3f69b894d9}
2⤵
PID:2532

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
PID:2860

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2532-120-0x0000000000000000-mapping.dmp

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