491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77

Analysis

max time kernel
187s
max time network
231s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 15:47

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General

Target

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe
Size

1.0MB
MD5

0f10c5c101c989bfd2953ab9c764f58d
SHA1

cdc0c98b770980955acc33c2ffeca2eaa0a3e6ad
SHA256

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77
SHA512

13900f45a533d5d905f8316f71afd604668d89a4f0d584163c791a7132dbf73b7bb70401c6143810ee400cb094010468a2920d1fc9c137f6bd6ea9fb8d88582b
SSDEEP

24576:WpGViRsX40jSwvySN6COXPv8JMqBHLwY:WwWsX40jfn6CL1rJ

Score

10^/10

persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\file.exe"	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe

Executes dropped EXE 2 IoCs

Processes:

.exe .exe

pid process

4976 .exe
3700 .exe

pid	process
4976	.exe
3700	.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3700-149-0x0000000001610000-0x000000000171F000-memory.dmp	upx
behavioral2/memory/3700-150-0x0000000001610000-0x000000000171F000-memory.dmp	upx
behavioral2/memory/3700-151-0x0000000001610000-0x000000000171F000-memory.dmp	upx
behavioral2/memory/3700-154-0x0000000001610000-0x000000000171F000-memory.dmp	upx
behavioral2/memory/3700-155-0x0000000001610000-0x000000000171F000-memory.dmp	upx
behavioral2/memory/3700-156-0x0000000001610000-0x000000000171F000-memory.dmp	upx
behavioral2/memory/3700-157-0x0000000001610000-0x000000000171F000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exewscript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	wscript.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe .exe

description	pid	process	target process
PID 4668 set thread context of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4976 set thread context of 3700	4976	.exe	.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 8 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags	.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags	.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_MSFT&PROD_VIRTUAL_DVD-ROM\2&1F4ADFFE&0&000001	.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Phantom	.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_MSFT&PROD_VIRTUAL_DVD-ROM\2&1F4ADFFE&0&000002	.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Phantom	.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

512 timeout.exe

pid	process
512	timeout.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe .exe

pid	process
4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe
4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe
3700	.exe
3700	.exe
4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe

description pid process

Token: SeDebugPrivilege 4668 491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

.exe .exe

pid process

4976 .exe
3700 .exe

description	pid	process
Token: SeDebugPrivilege	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe

pid	process
4976	.exe
3700	.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.execmd.exewscript.exe .execmd.exe

description	pid	process	target process
PID 4668 wrote to memory of 5052	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	cmd.exe
PID 4668 wrote to memory of 5052	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	cmd.exe
PID 4668 wrote to memory of 5052	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	cmd.exe
PID 5052 wrote to memory of 4312	5052	cmd.exe	wscript.exe
PID 5052 wrote to memory of 4312	5052	cmd.exe	wscript.exe
PID 5052 wrote to memory of 4312	5052	cmd.exe	wscript.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4668 wrote to memory of 4976	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	.exe
PID 4312 wrote to memory of 4024	4312	wscript.exe	cmd.exe
PID 4312 wrote to memory of 4024	4312	wscript.exe	cmd.exe
PID 4312 wrote to memory of 4024	4312	wscript.exe	cmd.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4976 wrote to memory of 3700	4976	.exe	.exe
PID 4668 wrote to memory of 1800	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	cmd.exe
PID 4668 wrote to memory of 1800	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	cmd.exe
PID 4668 wrote to memory of 1800	4668	491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe	cmd.exe
PID 1800 wrote to memory of 512	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 512	1800	cmd.exe	timeout.exe
PID 1800 wrote to memory of 512	1800	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe
"C:\Users\Admin\AppData\Local\Temp\491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4668

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\\mata.bat
2⤵
- Suspicious use of WriteProcessMemory
PID:5052

C:\Windows\SysWOW64\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\mata2.bat
3⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4312

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\mata2.bat" "
4⤵
PID:4024

C:\Users\Admin\AppData\Local\Temp\ .exe
"C:\Users\Admin\AppData\Local\Temp\ .exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4976

C:\Users\Admin\AppData\Local\Temp\ .exe
"C:\Users\Admin\AppData\Local\Temp\ .exe"
3⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3700

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\stres.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:1800

C:\Windows\SysWOW64\timeout.exe
timeout /t 360
3⤵
- Delays execution with timeout.exe
PID:512

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ .exe
Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\ .exe
Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\ .exe
Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\file.exe
Filesize
1.0MB

MD5
0f10c5c101c989bfd2953ab9c764f58d

SHA1
cdc0c98b770980955acc33c2ffeca2eaa0a3e6ad

SHA256
491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77

SHA512
13900f45a533d5d905f8316f71afd604668d89a4f0d584163c791a7132dbf73b7bb70401c6143810ee400cb094010468a2920d1fc9c137f6bd6ea9fb8d88582b

Download Submit
C:\Users\Admin\AppData\Local\Temp\invs.vbs
Filesize
78B

MD5
c578d9653b22800c3eb6b6a51219bbb8

SHA1
a97aa251901bbe179a48dbc7a0c1872e163b1f2d

SHA256
20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

SHA512
3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\mata.bat
Filesize
47B

MD5
58c538a6ae20a3c6031217903cdf8e5d

SHA1
399fd50eadf4945b665877facfc4f53d16e18b1e

SHA256
6bcc0e04d9bc32209d90a65c320dc6363e523dd94b38b17bcdc5b980b6405f53

SHA512
c01828a5390fec3443e19d317137ae873de77c7737db7802650430e6a0a1edbd3aabe362903243b372536418fbd8482c2a6efd122d853744a41ade567956c359

Download Submit
C:\Users\Admin\AppData\Local\Temp\mata2.bat
Filesize
47B

MD5
095b2908ae8b2e0e3704c0163f26e283

SHA1
3429b6c1421d448c98c1da9625badcea2484a521

SHA256
22b182644ab28f5e9e17b5a03ba404d09b02da367146b80484584adc842a3ed1

SHA512
e22e379b4f0d8e11fa7c29c3297a3e24a533fb08895d18e9bb27e8cab84da1dd52ff437aca90c5c32a9bdb578b3c1bfb3ff42d3bc2c5951ffeb5941c8286c731

Download Submit
C:\Users\Admin\AppData\Local\Temp\rundll11-.txt
Filesize
1.0MB

MD5
0f10c5c101c989bfd2953ab9c764f58d

SHA1
cdc0c98b770980955acc33c2ffeca2eaa0a3e6ad

SHA256
491eee56d107f177e6d5dc77da26e5b0a3c0fa12db02ba0e8b369f115ea2da77

SHA512
13900f45a533d5d905f8316f71afd604668d89a4f0d584163c791a7132dbf73b7bb70401c6143810ee400cb094010468a2920d1fc9c137f6bd6ea9fb8d88582b

Download Submit
C:\Users\Admin\AppData\Local\Temp\stres.bat
Filesize
186B

MD5
919a9f87e19b310d8be7312e5b43a997

SHA1
457f7e605a12ea3b1978ef52f9144405686f1e2b

SHA256
145be51134dcaef24e601d7806731d1b323b1df9e45eafd795bae4c80147fbcb

SHA512
b22974915a2fa0fba8678a4bf77d797d538cd19a9a6d11a5b4e1004b64cfce0a008a4b6d595b78cf7286ee392655320624ba41f2e1ad351b1fedf50fe943d52e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\zaWwhaFe1\zaWwhaFe1.dat
Filesize
2B

MD5
93e00066d099c0485cfffa1359246d26

SHA1
bc69a773f37b2f2071e25f755a66d47b871e5d98

SHA256
3b271649a94ad5be4ef46ecbb6a4e7363e8498b7e69b751737bf30df2e0d1dde

SHA512
d3dfe508cacae7d36f13908134b5b438b87429fcf93ccb060bcfa346c04633a99e9ca497297418c969537be1da2405171982794055dd0f52e59a82720d3b3d02

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\zaWwhaFe1\zaWwhaFe1.nfo
Filesize
3KB

MD5
f2419df69277e33c8513e83a9d868590

SHA1
a0d416a269df9d4c1c841c4cd2d94969414684c8

SHA256
a4b38be3704004a16cdab8431a53326bc7aa53b05745716a778e0ec613c23ace

SHA512
6f8540a20f50bcb6ebfcd5bab9ccf83a0bdad6199f4cce9580453bb8f631338caa978d6042e50d3d0973024bf629a8f4d385da9cb9cc2d33eb94456ffc797226

Download Submit
memory/512-166-0x0000000000000000-mapping.dmp

Download
memory/1800-162-0x0000000000000000-mapping.dmp

Download
memory/3700-155-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-160-0x00000000016C5000-0x000000000171D000-memory.dmp

Filesize
352KB

Download
memory/3700-148-0x0000000000000000-mapping.dmp

Download
memory/3700-149-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-150-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-151-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-154-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-167-0x00000000016C5000-0x000000000171D000-memory.dmp

Filesize
352KB

Download
memory/3700-156-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-157-0x0000000001610000-0x000000000171F000-memory.dmp

Filesize
1.1MB

Download
memory/3700-161-0x0000000001611000-0x00000000016C5000-memory.dmp

Filesize
720KB

Download
memory/4024-140-0x0000000000000000-mapping.dmp

Download
memory/4312-136-0x0000000000000000-mapping.dmp

Download
memory/4668-133-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/4668-164-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/4668-142-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/4976-137-0x0000000000000000-mapping.dmp

Download
memory/4976-146-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/4976-147-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/4976-143-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

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memory/5052-134-0x0000000000000000-mapping.dmp

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