Analysis Overview
SHA256
c5bbe31a17d4365500acaf7bd2fbfc10f8a0867d650e12b24e22efa239cfdb3d
Threat Level: Known bad
The file RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-15 07:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-15 07:39
Reported
2024-02-15 07:41
Platform
win7-20231215-en
Max time kernel
120s
Max time network
126s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2884 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-15 07:39
Reported
2024-02-15 07:41
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
156s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 876 wrote to memory of 1044 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 876 wrote to memory of 1044 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 876 wrote to memory of 1044 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1044 -ip 1044
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 612
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-15 07:39
Reported
2024-02-15 07:41
Platform
win7-20231215-en
Max time kernel
119s
Max time network
123s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
Enumerates physical storage devices
Processes
C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\nso3CD4.tmp\System.dll
| MD5 | 4add245d4ba34b04f213409bfe504c07 |
| SHA1 | ef756d6581d70e87d58cc4982e3f4d18e0ea5b09 |
| SHA256 | 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706 |
| SHA512 | 1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-15 07:39
Reported
2024-02-15 07:41
Platform
win10v2004-20231215-en
Max time kernel
152s
Max time network
155s
Command Line
Signatures
Remcos
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Kulstoffets = "C:\\Users\\Admin\\AppData\\Roaming\\Filformaters\\Disponere189.exe" | C:\ProgramData\vsystems\vsystems.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Kulstoffets = "C:\\Users\\Admin\\AppData\\Roaming\\Filformaters\\Disponere189.exe" | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-BSR5QU = "\"C:\\ProgramData\\vsystems\\vsystems.exe\"" | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-BSR5QU = "\"C:\\ProgramData\\vsystems\\vsystems.exe\"" | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4204 set thread context of 2384 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe |
| PID 3996 set thread context of 2588 | N/A | C:\ProgramData\vsystems\vsystems.exe | C:\ProgramData\vsystems\vsystems.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe | N/A |
| N/A | N/A | C:\ProgramData\vsystems\vsystems.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe"
C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ#RE_Q1_2100006461_SUPPLY_ABB_MATTERIALS_Waagner_Biro_Bridge_pdf.exe"
C:\ProgramData\vsystems\vsystems.exe
"C:\ProgramData\vsystems\vsystems.exe"
C:\ProgramData\vsystems\vsystems.exe
"C:\ProgramData\vsystems\vsystems.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 96.47.233.26:80 | 96.47.233.26 | tcp |
| US | 8.8.8.8:53 | 26.233.47.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsq637.tmp\System.dll
| MD5 | 4add245d4ba34b04f213409bfe504c07 |
| SHA1 | ef756d6581d70e87d58cc4982e3f4d18e0ea5b09 |
| SHA256 | 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706 |
| SHA512 | 1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d |
memory/4204-14-0x0000000077351000-0x0000000077471000-memory.dmp
memory/4204-15-0x0000000074040000-0x0000000074047000-memory.dmp
memory/2384-16-0x00000000773D8000-0x00000000773D9000-memory.dmp
memory/2384-17-0x0000000077351000-0x0000000077471000-memory.dmp
memory/2384-19-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/2384-20-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/2384-24-0x0000000077351000-0x0000000077471000-memory.dmp
C:\ProgramData\vsystems\vsystems.exe
| MD5 | 1e58da14d2ed23644fdb298a7d34d12d |
| SHA1 | f9f9c1d3223ba88db9b21c59ea5445ba64996ab5 |
| SHA256 | 4f6ae439cf324689d2838b7cac7e0514e1ada2e5978f97989c13a0023a277dd7 |
| SHA512 | 4871d9480dcfe25d09e63831f5141583d0479217a39bd518119977f36d6fd35dc5d25691f0abfefba722808ece43892f10ed0669c821cf1ac72e4de05062c976 |
C:\ProgramData\vsystems\vsystems.exe
| MD5 | 2d445bd0fd5ca61eb05f2a293e7e9ecb |
| SHA1 | 4728f6650d9658ad6c9db2a1c01c88b0bd9be712 |
| SHA256 | c5bbe31a17d4365500acaf7bd2fbfc10f8a0867d650e12b24e22efa239cfdb3d |
| SHA512 | a8939d865005272c265e8c235153bffad905d6cb28aabd9599e707d2e09f55e3fc876d85a68da75947df4af5dde7b2d81916bf5d53e3319194fe2eb16414fd30 |
memory/2384-35-0x0000000000490000-0x00000000016E4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\coralla\samisens\Restage\Frknerne\Brugerlicensaftalerne\Handlefrihedernes\Grdefrdig.Spi
| MD5 | 86f5b6261e755ad3f7c05b02e562a4cf |
| SHA1 | 89dc4b4ef749b2d71d63f9385b3b0ef5fac03499 |
| SHA256 | da8723c0c747b978c81ebe5d318a5a298bf85813392758323ab45999cd4db0a9 |
| SHA512 | a180dcb9c1b8acd35534ba7fc40953396bc686109b423901c4530783e4a03b63879f5f690aafe0ac5d1645e7c0f78885e794cd292185ac1d055d4a73eacb5c92 |
memory/3996-45-0x0000000077351000-0x0000000077471000-memory.dmp
memory/3996-46-0x00000000750F0000-0x00000000750F7000-memory.dmp
C:\Users\Admin\AppData\Roaming\Filformaters\Disponere189.exe
| MD5 | 52b28d1b15025f4ea0534f7ae9d0f9c3 |
| SHA1 | 1e276114271cf908edd35547863f31e4460252a9 |
| SHA256 | 7af2cf2df4b43316571f30f7e6ce7e66742d6d43a568ac64a153c7499c9c34f3 |
| SHA512 | 37bb99f27c33794f57d4449fcaf2fe6607cf1dfde8d32058c655af20fdac14502da9c8d130d750788c78a4ca40e9ba166f66d1606c5504082260a675f6d14be4 |
memory/2588-50-0x0000000000490000-0x00000000016E4000-memory.dmp