Malware Analysis Report

2024-08-06 07:58

Sample ID 230906-kgavhaec5x
Target Note.zip
SHA256 09233ec1998287e1addfde586c10fe3493ac90fa51d2bb0ed95a5bf685f258fe
Tags
cobaltstrike 1359593325 backdoor persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

09233ec1998287e1addfde586c10fe3493ac90fa51d2bb0ed95a5bf685f258fe

Threat Level: Known bad

The file Note.zip was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 1359593325 backdoor persistence trojan

Cobaltstrike

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Checks SCSI registry key(s)

Modifies registry class

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Peripheral Device Discovery
T1120
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2023-09-06 08:33

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-06 08:33

Reported

2023-09-06 08:35

Platform

win10-20230831-en

Max time kernel

47s

Max time network

52s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\Note.iso

Signatures

Enumerates physical storage devices

Checks SCSI registry key(s)

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Capabilities C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{83da6326-97a6-4088-9453-a1923f573b29}\0005 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\HardwareID C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\000A C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{3b2ce006-5e61-4fde-bab8-9b8aac9b26df}\0008 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\HardwareID C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\0009 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\000A C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0051 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\004C C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{4340a6c5-93fa-4706-972c-7b648008a5a7}\0008 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\000A C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0058 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\004D C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0008\ C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\0009 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Properties\{656a3bb3-ecc0-43fd-8477-4ae0404a96cd}\2006 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0034 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Capabilities C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0065 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0052 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\000A C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\DeviceDesc C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0065 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\0006 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0064 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\004D C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{80d81ea6-7473-4b0c-8216-efc11a2c4c8b}\0003 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{80d81ea6-7473-4b0c-8216-efc11a2c4c8b}\0002 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\0008 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\000A\ C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0064 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0055 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0058 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Mfg C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\CompatibleIDs C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\0016 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\FriendlyName C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{83da6326-97a6-4088-9453-a1923f573b29}\000A C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\DeviceDesc C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0004 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0004\ C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\0009 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\0016 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\0009 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0008\ C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{3b2ce006-5e61-4fde-bab8-9b8aac9b26df}\0008 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\0006 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0052 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\004A C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\DeviceDesc C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{a8b865dd-2e3d-4094-ad97-e593a70c75d6}\0018 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Properties\{80d81ea6-7473-4b0c-8216-efc11a2c4c8b}\0004 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Properties\{656a3bb3-ecc0-43fd-8477-4ae0404a96cd}\300A C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{88ad39db-0d0c-4a38-8435-4043826b5c91}\0008 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\0065 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{3464f7a4-2444-40b1-980a-e0903cb6d912}\000A\ C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{83da6326-97a6-4088-9453-a1923f573b29}\000A C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{83da6326-97a6-4088-9453-a1923f573b29}\0005 C:\Windows\system32\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0003 C:\Windows\system32\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000003\ConfigFlags C:\Windows\system32\svchost.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\windows\CurrentVersion\Internet Settings\Connections C:\Windows\system32\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\OnDemandInterfaceCache C:\Windows\system32\svchost.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-307324125-4249701739-3835089310-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeManageVolumePrivilege N/A C:\Windows\system32\cmd.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\cmd.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\Note.iso

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k netsvcs -s DsmSvc

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 6.193.65.23.in-addr.arpa udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-06 08:33

Reported

2023-09-06 08:35

Platform

win10v2004-20230831-en

Max time kernel

54s

Max time network

57s

Command Line

C:\Windows\System32\RuntimeBroker.exe -Embedding

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-528036852-1341495193-1175965888-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MsWordHostService = "C:\\Users\\Admin\\AppData\\Local\\MsWordHostService\\Note .exe" C:\Windows\system32\taskhostw.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-528036852-1341495193-1175965888-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A
N/A N/A \??\E:\Note .exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeManageVolumePrivilege N/A C:\Windows\system32\cmd.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\cmd.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Windows\system32\taskhostw.exe N/A
N/A N/A C:\Windows\system32\svchost.exe N/A
N/A N/A C:\Windows\System32\RuntimeBroker.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5116 wrote to memory of 2664 N/A \??\E:\Note .exe C:\Windows\system32\taskhostw.exe
PID 5116 wrote to memory of 3276 N/A \??\E:\Note .exe C:\Windows\system32\svchost.exe
PID 5116 wrote to memory of 3772 N/A \??\E:\Note .exe C:\Windows\System32\RuntimeBroker.exe
PID 5116 wrote to memory of 4804 N/A \??\E:\Note .exe C:\Windows\System32\RuntimeBroker.exe
PID 5116 wrote to memory of 2476 N/A \??\E:\Note .exe C:\Windows\system32\svchost.exe

Processes

C:\Windows\System32\RuntimeBroker.exe

C:\Windows\System32\RuntimeBroker.exe -Embedding

C:\Windows\System32\RuntimeBroker.exe

C:\Windows\System32\RuntimeBroker.exe -Embedding

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc

C:\Windows\system32\taskhostw.exe

taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\Note.iso

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

\??\E:\Note .exe

"E:\Note .exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 6.193.65.23.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 communitypowersports.com udp
IT 179.43.162.63:443 communitypowersports.com tcp
IT 179.43.162.63:443 communitypowersports.com tcp

Files

memory/5116-0-0x00007FFEFD7F0000-0x00007FFEFD9E5000-memory.dmp

memory/5116-1-0x00007FFEFCE50000-0x00007FFEFCF0E000-memory.dmp

memory/5116-2-0x00007FFEEF9B0000-0x00007FFEEFE80000-memory.dmp

memory/5116-3-0x00007FFEFB2E0000-0x00007FFEFB5A9000-memory.dmp

memory/5116-4-0x00007FFEFB150000-0x00007FFEFB250000-memory.dmp

memory/5116-5-0x00007FFEFBF20000-0x00007FFEFC04A000-memory.dmp

memory/5116-6-0x00007FFEFC800000-0x00007FFEFC9A1000-memory.dmp

memory/5116-7-0x00007FFEFB120000-0x00007FFEFB142000-memory.dmp

memory/5116-8-0x00007FFEFCAA0000-0x00007FFEFCACB000-memory.dmp

memory/5116-9-0x00007FFEFB010000-0x00007FFEFB11B000-memory.dmp

memory/5116-10-0x00007FFEFD720000-0x00007FFEFD750000-memory.dmp

memory/5116-11-0x00007FFEFCD10000-0x00007FFEFCDBC000-memory.dmp

memory/5116-12-0x00007FFEFCFE0000-0x00007FFEFD71F000-memory.dmp

memory/5116-13-0x00007FFEFC050000-0x00007FFEFC0EE000-memory.dmp

memory/5116-14-0x00007FFEFB5B0000-0x00007FFEFB64D000-memory.dmp

memory/5116-15-0x00007FFEEAAC0000-0x00007FFEEAADB000-memory.dmp

memory/5116-16-0x00007FFEFBD40000-0x00007FFEFBDDB000-memory.dmp

memory/5116-17-0x00007FFEFD7F0000-0x00007FFEFD9E5000-memory.dmp

memory/5116-21-0x00007FFEFB150000-0x00007FFEFB250000-memory.dmp

memory/5116-30-0x00007FFEFC050000-0x00007FFEFC0EE000-memory.dmp

memory/2664-34-0x00007FFEEF9B0000-0x00007FFEEFE80000-memory.dmp

memory/2664-35-0x00007FFEFCFE0000-0x00007FFEFD71F000-memory.dmp

memory/2664-39-0x00007FFEEAAC0000-0x00007FFEEAADB000-memory.dmp

memory/3276-90-0x00007FFEEF9B0000-0x00007FFEEFE80000-memory.dmp

memory/3276-102-0x00007FFEFCFE0000-0x00007FFEFD71F000-memory.dmp

memory/3276-105-0x00007FFEEAAC0000-0x00007FFEEAADB000-memory.dmp

memory/3276-207-0x00000294EADC0000-0x00000294EAE00000-memory.dmp

memory/3276-232-0x00000294EB990000-0x00000294EB9DB000-memory.dmp

memory/3276-251-0x00000294EADC0000-0x00000294EADC1000-memory.dmp

memory/4804-278-0x00007FFEEAAC0000-0x00007FFEEAADB000-memory.dmp

memory/2476-450-0x00007FFEEF9B0000-0x00007FFEEFE80000-memory.dmp

memory/2476-451-0x000001D735540000-0x000001D735735000-memory.dmp

memory/2476-456-0x000001D735540000-0x000001D735A10000-memory.dmp

memory/2476-457-0x00007FFEFCFE0000-0x00007FFEFD71F000-memory.dmp

memory/2476-464-0x00007FFEEAAC0000-0x00007FFEEAADB000-memory.dmp