Malware Analysis Report

2024-08-06 07:54

Sample ID 231011-n743tadg7z
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: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

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

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

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
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2023-10-11 12:03

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: behavioral5

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:26

Platform

win7-20230831-en

Max time kernel

117s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\envsrv.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\envsrv.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral7

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:27

Platform

win7-20230831-en

Max time kernel

120s

Max time network

130s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\mschost.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\mschost.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:26

Platform

win10v2004-20230915-en

Max time kernel

146s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\AppvIsvSubsystems64.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\AppvIsvSubsystems64.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 129.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 38.148.119.40.in-addr.arpa udp
US 8.8.8.8:53 126.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp

Files

memory/628-0-0x00007FF98A330000-0x00007FF98A525000-memory.dmp

memory/628-1-0x00007FF989800000-0x00007FF9898BE000-memory.dmp

memory/628-2-0x00007FF97C980000-0x00007FF97CE50000-memory.dmp

memory/628-3-0x00007FF987F10000-0x00007FF9881D9000-memory.dmp

memory/628-4-0x00007FF988520000-0x00007FF988875000-memory.dmp

memory/628-5-0x00007FF987D00000-0x00007FF987E00000-memory.dmp

memory/628-6-0x00007FF988DA0000-0x00007FF988ECA000-memory.dmp

memory/628-8-0x00007FF988450000-0x00007FF98846D000-memory.dmp

memory/628-7-0x00007FF988C90000-0x00007FF988D3D000-memory.dmp

memory/628-9-0x00007FF988880000-0x00007FF988A21000-memory.dmp

memory/628-11-0x00007FF989070000-0x00007FF98909B000-memory.dmp

memory/628-10-0x00007FF987A50000-0x00007FF987A72000-memory.dmp

memory/628-12-0x00007FF987E00000-0x00007FF987F0B000-memory.dmp

memory/628-14-0x00007FF989180000-0x00007FF98922C000-memory.dmp

memory/628-13-0x00007FF9892B0000-0x00007FF9892E0000-memory.dmp

memory/628-15-0x00007FF989BB0000-0x00007FF98A2EF000-memory.dmp

memory/628-16-0x00007FF988BF0000-0x00007FF988C8E000-memory.dmp

memory/628-17-0x00007FF9881E0000-0x00007FF98827D000-memory.dmp

memory/628-18-0x00007FF985490000-0x00007FF98552E000-memory.dmp

memory/628-19-0x00007FF981AE0000-0x00007FF981AFB000-memory.dmp

memory/628-20-0x00007FF9892E0000-0x00007FF98937B000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:27

Platform

win7-20230831-en

Max time kernel

150s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Note .exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Note .exe

"C:\Users\Admin\AppData\Local\Temp\Note .exe"

Network

N/A

Files

memory/1072-1-0x0000000076EA0000-0x0000000077049000-memory.dmp

memory/1072-2-0x0000000076C80000-0x0000000076D9F000-memory.dmp

memory/1072-4-0x000007FEFD2C0000-0x000007FEFD500000-memory.dmp

memory/1072-6-0x000007FEFCFE0000-0x000007FEFD04C000-memory.dmp

memory/1072-7-0x000007FEF65D0000-0x000007FEF66C2000-memory.dmp

memory/1072-8-0x000007FEFEE90000-0x000007FEFEFBD000-memory.dmp

memory/1072-9-0x0000000076DA0000-0x0000000076E9A000-memory.dmp

memory/1072-10-0x000007FEFEDA0000-0x000007FEFEE07000-memory.dmp

memory/1072-11-0x000007FEFD830000-0x000007FEFD85E000-memory.dmp

memory/1072-12-0x000007FEFD080000-0x000007FEFD15B000-memory.dmp

memory/1072-13-0x000007FEFE010000-0x000007FEFED98000-memory.dmp

memory/1072-15-0x000007FEFD880000-0x000007FEFD91F000-memory.dmp

memory/1072-14-0x000007FEFEE10000-0x000007FEFEE81000-memory.dmp

memory/1072-16-0x000007FEFF0A0000-0x000007FEFF1A9000-memory.dmp

memory/1072-17-0x000007FEFDD60000-0x000007FEFE008000-memory.dmp

memory/1072-18-0x000007FEFABA0000-0x000007FEFABBB000-memory.dmp

memory/1072-19-0x000007FEFD860000-0x000007FEFD87F000-memory.dmp

memory/1072-21-0x0000000076EA0000-0x0000000077049000-memory.dmp

memory/1072-25-0x000007FEF65D0000-0x000007FEF66C2000-memory.dmp

memory/1072-33-0x000007FEFD880000-0x000007FEFD91F000-memory.dmp

memory/1072-38-0x0000000076EA0000-0x0000000077049000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:27

Platform

win10v2004-20230915-en

Max time kernel

166s

Max time network

172s

Command Line

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

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MsWordHostService = "C:\\Users\\Admin\\AppData\\Local\\MsWordHostService\\Note .exe" C:\Windows\system32\taskhostw.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Note .exe N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2588 wrote to memory of 2744 N/A C:\Users\Admin\AppData\Local\Temp\Note .exe C:\Windows\system32\taskhostw.exe
PID 2588 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\Note .exe C:\Windows\system32\svchost.exe
PID 2588 wrote to memory of 3820 N/A C:\Users\Admin\AppData\Local\Temp\Note .exe C:\Windows\System32\RuntimeBroker.exe
PID 2588 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\Note .exe C:\Windows\System32\RuntimeBroker.exe
PID 2588 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\Note .exe C:\Windows\system32\svchost.exe

Processes

C:\Windows\system32\svchost.exe

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

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\RuntimeBroker.exe

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

C:\Users\Admin\AppData\Local\Temp\Note .exe

"C:\Users\Admin\AppData\Local\Temp\Note .exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 126.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 communitypowersports.com udp
IT 179.43.162.63:443 communitypowersports.com tcp
IT 179.43.162.63:443 communitypowersports.com tcp
IT 179.43.162.63:443 communitypowersports.com tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 178.86.200.23.in-addr.arpa udp
US 8.8.8.8:53 38.148.119.40.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
IT 179.43.162.63:443 communitypowersports.com tcp
IT 179.43.162.63:443 communitypowersports.com tcp
IT 179.43.162.63:443 communitypowersports.com tcp
US 8.8.8.8:53 126.178.238.8.in-addr.arpa udp

Files

memory/2588-0-0x00007FFC08FF0000-0x00007FFC091E5000-memory.dmp

memory/2588-1-0x00007FFC089C0000-0x00007FFC08A7E000-memory.dmp

memory/2588-2-0x00007FFBFB170000-0x00007FFBFB640000-memory.dmp

memory/2588-3-0x00007FFC06940000-0x00007FFC06C09000-memory.dmp

memory/2588-4-0x00007FFC084D0000-0x00007FFC08825000-memory.dmp

memory/2588-5-0x00007FFC06EA0000-0x00007FFC06FA0000-memory.dmp

memory/2588-6-0x00007FFC08890000-0x00007FFC089BA000-memory.dmp

memory/2588-7-0x00007FFC08190000-0x00007FFC08331000-memory.dmp

memory/2588-8-0x00007FFC06C10000-0x00007FFC06C32000-memory.dmp

memory/2588-9-0x00007FFC08160000-0x00007FFC0818B000-memory.dmp

memory/2588-10-0x00007FFC067A0000-0x00007FFC068AB000-memory.dmp

memory/2588-11-0x00007FFC07D80000-0x00007FFC07DB0000-memory.dmp

memory/2588-12-0x00007FFC07040000-0x00007FFC070EC000-memory.dmp

memory/2588-13-0x00007FFC071A0000-0x00007FFC078DF000-memory.dmp

memory/2588-14-0x00007FFC06770000-0x00007FFC06797000-memory.dmp

memory/2588-15-0x00007FFC07CE0000-0x00007FFC07D7E000-memory.dmp

memory/2588-17-0x00007FFC06C90000-0x00007FFC06DE6000-memory.dmp

memory/2588-16-0x00007FFC06FA0000-0x00007FFC0703D000-memory.dmp

memory/2588-18-0x00007FFBFECC0000-0x00007FFBFECDB000-memory.dmp

memory/2588-19-0x00007FFC07100000-0x00007FFC0719B000-memory.dmp

memory/2588-20-0x00007FFC08FF0000-0x00007FFC091E5000-memory.dmp

memory/2588-25-0x00007FFC06EA0000-0x00007FFC06FA0000-memory.dmp

memory/2588-35-0x00007FFC07CE0000-0x00007FFC07D7E000-memory.dmp

memory/2744-40-0x00007FFBFB170000-0x00007FFBFB640000-memory.dmp

memory/2744-41-0x00007FFC071A0000-0x00007FFC078DF000-memory.dmp

memory/2744-42-0x00007FFBFECC0000-0x00007FFBFECDB000-memory.dmp

memory/3316-51-0x00007FFBFB170000-0x00007FFBFB640000-memory.dmp

memory/3316-52-0x00007FFC071A0000-0x00007FFC078DF000-memory.dmp

memory/3316-53-0x00007FFBFECC0000-0x00007FFBFECDB000-memory.dmp

memory/3316-59-0x000001C892D20000-0x000001C892D60000-memory.dmp

memory/3316-87-0x000001C893940000-0x000001C893B35000-memory.dmp

memory/3316-90-0x000001C893940000-0x000001C893C09000-memory.dmp

memory/3316-93-0x000001C893940000-0x000001C893A40000-memory.dmp

memory/3316-94-0x000001C893940000-0x000001C893A6A000-memory.dmp

memory/3316-99-0x000001C893940000-0x000001C893A4B000-memory.dmp

memory/3316-96-0x000001C893940000-0x000001C893AE1000-memory.dmp

memory/3316-106-0x000001C893940000-0x000001C893A96000-memory.dmp

memory/3316-108-0x000001C893940000-0x000001C893BF0000-memory.dmp

memory/3956-126-0x00007FFBFECC0000-0x00007FFBFECDB000-memory.dmp

memory/2456-167-0x00007FFBFB170000-0x00007FFBFB640000-memory.dmp

memory/2456-171-0x00007FFC071A0000-0x00007FFC078DF000-memory.dmp

memory/3316-285-0x000001C892D20000-0x000001C892D60000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:29

Platform

win10v2004-20230915-en

Max time kernel

206s

Max time network

224s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\envsrv.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\envsrv.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 126.179.238.8.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 186.87.200.23.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:27

Platform

win10v2004-20230915-en

Max time kernel

146s

Max time network

153s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\mschost.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\mschost.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 254.5.248.8.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 178.86.200.23.in-addr.arpa udp
US 8.8.8.8:53 38.148.119.40.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 3.17.178.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:26

Platform

win7-20230831-en

Max time kernel

122s

Max time network

129s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\msword.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\msword.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral10

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:26

Platform

win10v2004-20230915-en

Max time kernel

142s

Max time network

147s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\msword.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\msword.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 254.7.248.8.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 178.86.200.23.in-addr.arpa udp
US 8.8.8.8:53 254.5.248.8.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 88.16.208.104.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-11 12:03

Reported

2023-10-11 21:26

Platform

win7-20230831-en

Max time kernel

119s

Max time network

133s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\AppvIsvSubsystems64.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\AppvIsvSubsystems64.dll,#1

Network

N/A

Files

memory/2456-1-0x0000000077320000-0x00000000774C9000-memory.dmp

memory/2456-3-0x0000000077100000-0x000000007721F000-memory.dmp

memory/2456-4-0x000007FEFF130000-0x000007FEFF370000-memory.dmp

memory/2456-5-0x000007FEFD3F0000-0x000007FEFD45C000-memory.dmp

memory/2456-7-0x000007FEF6AC0000-0x000007FEF6BB2000-memory.dmp

memory/2456-8-0x000007FEFEDD0000-0x000007FEFEEFD000-memory.dmp

memory/2456-9-0x000007FEFF5F0000-0x000007FEFF607000-memory.dmp

memory/2456-10-0x0000000077220000-0x000000007731A000-memory.dmp

memory/2456-11-0x000007FEFE290000-0x000007FEFE2F7000-memory.dmp

memory/2456-12-0x000007FEFF010000-0x000007FEFF03E000-memory.dmp

memory/2456-13-0x000007FEFE900000-0x000007FEFE9DB000-memory.dmp

memory/2456-14-0x000007FEFD500000-0x000007FEFE288000-memory.dmp

memory/2456-16-0x000007FEFF370000-0x000007FEFF40F000-memory.dmp

memory/2456-17-0x000007FEFEF00000-0x000007FEFF009000-memory.dmp

memory/2456-15-0x000007FEFE710000-0x000007FEFE781000-memory.dmp

memory/2456-18-0x000007FEFEA40000-0x000007FEFECE8000-memory.dmp

memory/2456-19-0x000007FEFADC0000-0x000007FEFADDB000-memory.dmp

memory/2456-20-0x000007FEFF110000-0x000007FEFF12F000-memory.dmp

memory/2456-21-0x0000000077320000-0x00000000774C9000-memory.dmp

memory/2456-22-0x0000000077100000-0x000000007721F000-memory.dmp