734403a96fad68cb2ef2b340adddd9cadd5894007aac703dcdb4a4cb8326c538

max time kernel
36s
max time network
71s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-03-2024 21:55

Sharing

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Reason

Machine shutdown

Report Analysis Logs

General

Target

eeeeeeeeeeeeee/Malware_pack_2/Malware_pack_2/000/[email protected]
Size

6.7MB
MD5

f2b7074e1543720a9a98fda660e02688
SHA1

1029492c1a12789d8af78d54adcb921e24b9e5ca
SHA256

4ea1f2ecf7eb12896f2cbf8683dae8546d2b8dc43cf7710d68ce99e127c0a966
SHA512

73f9548633bc38bab64b1dd5a01401ef7f5b139163bdf291cc475dbd2613510c4c5e4d7702ecdfa74b49f3c9eaed37ed23b9d8f0064c66123eb0769c8671c6ff
SSDEEP

3072:eaLA1++iCeFj0im6X/AXpT8vVMCcHVcdhghUuz1o9Y:fLJlC6j0CX4XmvWHVcd62uO9

Score

8^/10

evasion persistence ransomware

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Enumerates connected drives 3 TTPs 23 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

Processes:

[email protected]

description	ioc	process
File opened (read-only)	\??\S:	[email protected]
File opened (read-only)	\??\U:	[email protected]
File opened (read-only)	\??\Y:	[email protected]
File opened (read-only)	\??\L:	[email protected]
File opened (read-only)	\??\O:	[email protected]
File opened (read-only)	\??\K:	[email protected]
File opened (read-only)	\??\P:	[email protected]
File opened (read-only)	\??\Q:	[email protected]
File opened (read-only)	\??\V:	[email protected]
File opened (read-only)	\??\W:	[email protected]
File opened (read-only)	\??\B:	[email protected]
File opened (read-only)	\??\H:	[email protected]
File opened (read-only)	\??\G:	[email protected]
File opened (read-only)	\??\X:	[email protected]
File opened (read-only)	\??\I:	[email protected]
File opened (read-only)	\??\J:	[email protected]
File opened (read-only)	\??\M:	[email protected]
File opened (read-only)	\??\N:	[email protected]
File opened (read-only)	\??\R:	[email protected]
File opened (read-only)	\??\T:	[email protected]
File opened (read-only)	\??\A:	[email protected]
File opened (read-only)	\??\E:	[email protected]
File opened (read-only)	\??\Z:	[email protected]

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

[email protected]

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0"	[email protected]

Sets desktop wallpaper using registry 2 TTPs 1 IoCs
ransomware

Defacement
T1491

Modify Registry
T1112

Processes:

[email protected]

description ioc process

Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\Wallpaper [email protected]
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Kills process with taskkill 2 IoCs
evasion

Processes:

taskkill.exetaskkill.exe

pid process

452 taskkill.exe
1196 taskkill.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\Wallpaper	[email protected]

pid	process
452	taskkill.exe
1196	taskkill.exe

Modifies data under HKEY_USERS 15 IoCs

Processes:

LogonUI.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "151"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe

Modifies registry class 2 IoCs

Processes:

[email protected]

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\icon.ico"	[email protected]
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-513485977-2495024337-1260977654-1000\{A72ABBEC-003F-4ABD-BC16-2FFE097584F4}	[email protected]

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

taskkill.exetaskkill.exe[email protected]WMIC.exeWMIC.exe

description	pid	process
Token: SeDebugPrivilege	452	taskkill.exe
Token: SeDebugPrivilege	1196	taskkill.exe
Token: SeShutdownPrivilege	876	[email protected]
Token: SeCreatePagefilePrivilege	876	[email protected]
Token: SeIncreaseQuotaPrivilege	788	WMIC.exe
Token: SeSecurityPrivilege	788	WMIC.exe
Token: SeTakeOwnershipPrivilege	788	WMIC.exe
Token: SeLoadDriverPrivilege	788	WMIC.exe
Token: SeSystemProfilePrivilege	788	WMIC.exe
Token: SeSystemtimePrivilege	788	WMIC.exe
Token: SeProfSingleProcessPrivilege	788	WMIC.exe
Token: SeIncBasePriorityPrivilege	788	WMIC.exe
Token: SeCreatePagefilePrivilege	788	WMIC.exe
Token: SeBackupPrivilege	788	WMIC.exe
Token: SeRestorePrivilege	788	WMIC.exe
Token: SeShutdownPrivilege	788	WMIC.exe
Token: SeDebugPrivilege	788	WMIC.exe
Token: SeSystemEnvironmentPrivilege	788	WMIC.exe
Token: SeRemoteShutdownPrivilege	788	WMIC.exe
Token: SeUndockPrivilege	788	WMIC.exe
Token: SeManageVolumePrivilege	788	WMIC.exe
Token: 33	788	WMIC.exe
Token: 34	788	WMIC.exe
Token: 35	788	WMIC.exe
Token: 36	788	WMIC.exe
Token: SeIncreaseQuotaPrivilege	788	WMIC.exe
Token: SeSecurityPrivilege	788	WMIC.exe
Token: SeTakeOwnershipPrivilege	788	WMIC.exe
Token: SeLoadDriverPrivilege	788	WMIC.exe
Token: SeSystemProfilePrivilege	788	WMIC.exe
Token: SeSystemtimePrivilege	788	WMIC.exe
Token: SeProfSingleProcessPrivilege	788	WMIC.exe
Token: SeIncBasePriorityPrivilege	788	WMIC.exe
Token: SeCreatePagefilePrivilege	788	WMIC.exe
Token: SeBackupPrivilege	788	WMIC.exe
Token: SeRestorePrivilege	788	WMIC.exe
Token: SeShutdownPrivilege	788	WMIC.exe
Token: SeDebugPrivilege	788	WMIC.exe
Token: SeSystemEnvironmentPrivilege	788	WMIC.exe
Token: SeRemoteShutdownPrivilege	788	WMIC.exe
Token: SeUndockPrivilege	788	WMIC.exe
Token: SeManageVolumePrivilege	788	WMIC.exe
Token: 33	788	WMIC.exe
Token: 34	788	WMIC.exe
Token: 35	788	WMIC.exe
Token: 36	788	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2472	WMIC.exe
Token: SeSecurityPrivilege	2472	WMIC.exe
Token: SeTakeOwnershipPrivilege	2472	WMIC.exe
Token: SeLoadDriverPrivilege	2472	WMIC.exe
Token: SeSystemProfilePrivilege	2472	WMIC.exe
Token: SeSystemtimePrivilege	2472	WMIC.exe
Token: SeProfSingleProcessPrivilege	2472	WMIC.exe
Token: SeIncBasePriorityPrivilege	2472	WMIC.exe
Token: SeCreatePagefilePrivilege	2472	WMIC.exe
Token: SeBackupPrivilege	2472	WMIC.exe
Token: SeRestorePrivilege	2472	WMIC.exe
Token: SeShutdownPrivilege	2472	WMIC.exe
Token: SeDebugPrivilege	2472	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2472	WMIC.exe
Token: SeRemoteShutdownPrivilege	2472	WMIC.exe
Token: SeUndockPrivilege	2472	WMIC.exe
Token: SeManageVolumePrivilege	2472	WMIC.exe
Token: 33	2472	WMIC.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

[email protected]LogonUI.exe

pid process

876 [email protected]
876 [email protected]
4752 LogonUI.exe

pid	process
876	[email protected]
876	[email protected]
4752	LogonUI.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

[email protected]cmd.exe

description	pid	process	target process
PID 876 wrote to memory of 4488	876	[email protected]	cmd.exe
PID 876 wrote to memory of 4488	876	[email protected]	cmd.exe
PID 876 wrote to memory of 4488	876	[email protected]	cmd.exe
PID 4488 wrote to memory of 452	4488	cmd.exe	taskkill.exe
PID 4488 wrote to memory of 452	4488	cmd.exe	taskkill.exe
PID 4488 wrote to memory of 452	4488	cmd.exe	taskkill.exe
PID 4488 wrote to memory of 1196	4488	cmd.exe	taskkill.exe
PID 4488 wrote to memory of 1196	4488	cmd.exe	taskkill.exe
PID 4488 wrote to memory of 1196	4488	cmd.exe	taskkill.exe
PID 4488 wrote to memory of 788	4488	cmd.exe	WMIC.exe
PID 4488 wrote to memory of 788	4488	cmd.exe	WMIC.exe
PID 4488 wrote to memory of 788	4488	cmd.exe	WMIC.exe
PID 4488 wrote to memory of 2472	4488	cmd.exe	WMIC.exe
PID 4488 wrote to memory of 2472	4488	cmd.exe	WMIC.exe
PID 4488 wrote to memory of 2472	4488	cmd.exe	WMIC.exe
PID 4488 wrote to memory of 2000	4488	cmd.exe	shutdown.exe
PID 4488 wrote to memory of 2000	4488	cmd.exe	shutdown.exe
PID 4488 wrote to memory of 2000	4488	cmd.exe	shutdown.exe

C:\Users\Admin\AppData\Local\Temp\eeeeeeeeeeeeee\Malware_pack_2\Malware_pack_2\000\[email protected]
"C:\Users\Admin\AppData\Local\Temp\eeeeeeeeeeeeee\Malware_pack_2\Malware_pack_2\000\[email protected]"
1⤵
- Enumerates connected drives
- Modifies WinLogon
- Sets desktop wallpaper using registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:876

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\windl.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:4488

C:\Windows\SysWOW64\taskkill.exe
taskkill /f /im explorer.exe
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:452

C:\Windows\SysWOW64\taskkill.exe
taskkill /f /im taskmgr.exe
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1196

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic useraccount where name='Admin' set FullName='UR NEXT'
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:788

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic useraccount where name='Admin' rename 'UR NEXT'
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2472

C:\Windows\SysWOW64\shutdown.exe
shutdown /f /r /t 0
3⤵
PID:2000

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3998855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
256KB

MD5
0f89d7861fd2dc2be13563c54e5fe6eb

SHA1
04ee8642ebd9ae9c3ce5f5eaa7b4f02fb6f543fe

SHA256
50d46cc9a9e63eabb1e5919b783a6c1aee0da46bcf8a4f97dfc2a6b525697d5c

SHA512
121e67ee2115fcd57a908138d923b910b22b671be1e94164927c9a60a6b33bd1b3eb750d114b1caba0c198b5cab8ff13c367405e3ed53fae0747b692ef8c58e8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

Download Submit
C:\Users\Admin\AppData\Local\Temp\one.rtf

Filesize
403B

MD5
6fbd6ce25307749d6e0a66ebbc0264e7

SHA1
faee71e2eac4c03b96aabecde91336a6510fff60

SHA256
e152b106733d9263d3cf175f0b6197880d70acb753f8bde8035a3e4865b31690

SHA512
35a0d6d91178ec10619cf4d2fd44d3e57aa0266e1779e15b1eef6e9c359c77c384e0ffe4edb2cde980a6847e53f47733e6eacb72d46762066b3541dee3d29064

Download Submit
C:\Users\Admin\AppData\Local\Temp\rniw.exe

Filesize
76KB

MD5
9232120b6ff11d48a90069b25aa30abc

SHA1
97bb45f4076083fca037eee15d001fd284e53e47

SHA256
70faa0e1498461731f873d3594f20cbf2beaa6f123a06b66f9df59a9cdf862be

SHA512
b06688a9fc0b853d2895f11e812c48d5871f2793183fda5e9638ded22fc5dc1e813f174baedc980a1f0b6a7b0a65cd61f29bb16acc6dd45da62988eb012d6877

Download Submit
C:\Users\Admin\AppData\Local\Temp\text.txt

Filesize
396B

MD5
9037ebf0a18a1c17537832bc73739109

SHA1
1d951dedfa4c172a1aa1aae096cfb576c1fb1d60

SHA256
38c889b5d7bdcb79bbcb55554c520a9ce74b5bfc29c19d1e4cb1419176c99f48

SHA512
4fb5c06089524c6dcd48b6d165cedb488e9efe2d27613289ef8834dbb6c010632d2bd5e3ac75f83b1d8024477ebdf05b9e0809602bbe1780528947c36e4de32f

Download Submit
C:\Users\Admin\AppData\Local\Temp\v.mp4

Filesize
81KB

MD5
d2774b188ab5dde3e2df5033a676a0b4

SHA1
6e8f668cba211f1c3303e4947676f2fc9e4a1bcc

SHA256
95374cf300097872a546d89306374e7cf2676f7a8b4c70274245d2dccfc79443

SHA512
3047a831ed9c8690b00763061807e98e15e9534ebc9499e3e5abb938199f9716c0e24a83a13291a8fd5b91a6598aeeef377d6793f6461fc0247ec4bbd901a131

Download Submit
C:\Users\Admin\AppData\Local\Temp\windl.bat

Filesize
771B

MD5
a9401e260d9856d1134692759d636e92

SHA1
4141d3c60173741e14f36dfe41588bb2716d2867

SHA256
b551fba71dfd526d4916ae277d8686d83fff36d22fcf6f18457924a070b30ef7

SHA512
5cbe38cdab0283b87d9a9875f7ba6fa4e8a7673d933ca05deddddbcf6cf793bd1bf34ac0add798b4ed59ab483e49f433ce4012f571a658bc0add28dd987a57b6

Download Submit
memory/876-23-0x0000000008F30000-0x0000000008F3E000-memory.dmp

Filesize
56KB

Download
memory/876-39-0x000000000C560000-0x000000000C570000-memory.dmp

Filesize
64KB

Download
memory/876-22-0x00000000091C0000-0x00000000091F8000-memory.dmp

Filesize
224KB

Download
memory/876-29-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-30-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-32-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-31-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-34-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-35-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-36-0x000000000C560000-0x000000000C570000-memory.dmp

Filesize
64KB

Download
memory/876-38-0x000000000C560000-0x000000000C570000-memory.dmp

Filesize
64KB

Download
memory/876-42-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-40-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-0-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/876-43-0x0000000009220000-0x0000000009230000-memory.dmp

Filesize
64KB

Download
memory/876-44-0x000000000C560000-0x000000000C570000-memory.dmp

Filesize
64KB

Download
memory/876-45-0x000000000C560000-0x000000000C570000-memory.dmp

Filesize
64KB

Download
memory/876-11-0x00000000054C0000-0x00000000054D0000-memory.dmp

Filesize
64KB

Download
memory/876-3-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/876-2-0x00000000054C0000-0x00000000054D0000-memory.dmp

Filesize
64KB

Download
memory/876-864-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/876-1-0x0000000000340000-0x00000000009EE000-memory.dmp

Filesize
6.7MB

Download
memory/876-868-0x00000000054C0000-0x00000000054D0000-memory.dmp

Filesize
64KB

Download
memory/876-871-0x00000000054C0000-0x00000000054D0000-memory.dmp

Filesize
64KB

Download
memory/876-873-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads