c76fc189da698abb6278d6f7553ae1b0ed5cf5da8de15193eb227ba0ec179de8

Analysis

max time kernel
58s
max time network
38s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 22:05

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General

Target

Gyaru.part1.exe
Size

550.0MB
MD5

4f3e3f2f939e0984223aa0139572c073
SHA1

f5ce423af6b786ddae773c7c9ef16b5e2ad2dee7
SHA256

c76fc189da698abb6278d6f7553ae1b0ed5cf5da8de15193eb227ba0ec179de8
SHA512

012277d33781b3ca3c50bf61b81c58dbfe896a5bf2a4483e4ce778105d74b443fa2936420701f0416d8ad55eb92a7360c975e219c7ab4c50dbcbba3e6b5e8b52
SSDEEP

12582912:oWNoS76LAzIoGPRwEz8dcbrR0w1rFHhryFPbtWWnLWCl/Z419EuTly:Bb7AQLGP+1Kx0w1rJRKPbtKm49Ec4

Score

6^/10

discovery

Malware Config

Signatures

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\F:	Gyaru.part1.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gyaru.part1.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	Gyaru.part1.exe

Modifies registry class 31 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\IconSize = "16"	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	Gyaru.part1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}"	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewVersion = "0"	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\Sort = 000000000000000000000000000000000200000030f125b7ef471a10a5f102608c9eebac0a0000000100000030f125b7ef471a10a5f102608c9eebac0e000000ffffffff	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f4225481e03947bc34db131e946b44c8dd50000	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000007800000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\FFlags = "1092616257"	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	Gyaru.part1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	Gyaru.part1.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags	Gyaru.part1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_FolderType = "{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}"	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\Mode = "4"	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\LogicalViewMode = "1"	Gyaru.part1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\FFlags = "1"	Gyaru.part1.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1892	Gyaru.part1.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1892	Gyaru.part1.exe
1892	Gyaru.part1.exe
1892	Gyaru.part1.exe
1892	Gyaru.part1.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1892	Gyaru.part1.exe
1892	Gyaru.part1.exe
1892	Gyaru.part1.exe

C:\Users\Admin\AppData\Local\Temp\Gyaru.part1.exe
"C:\Users\Admin\AppData\Local\Temp\Gyaru.part1.exe"
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

F:\Virus\Gyaru\renpy\text\__init__.py

Filesize
1KB

MD5
34c47ab84b63a47c3916992c14faf565

SHA1
b3f72743813c9e4bde71577cd58d9583d260bfa4

SHA256
aec303a2edb8a53c38e76b4aa584950c0cc67a60b070156cc24142badbd263c8

SHA512
9ff7dcb8e40b5910a05f6b189072b068eda6c96c1562a1091c0228607dacf5f13fc18769bd040b9ae28e1b824e3e6e54629a7684566670f3f26e128713aa8189

Download Submit
memory/1892-1802-0x0000000003D10000-0x0000000003D12000-memory.dmp

Filesize
8KB

Download