Analysis Overview
SHA256
31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753
Threat Level: Known bad
The file 31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
ModiLoader, DBatLoader
ModiLoader Second Stage
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
System Network Configuration Discovery: Internet Connection Discovery
System Location Discovery: System Language Discovery
Script User-Agent
Suspicious use of AdjustPrivilegeToken
Modifies system certificate store
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-15 01:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-15 01:10
Reported
2024-08-15 01:12
Platform
win7-20240729-en
Max time kernel
149s
Max time network
142s
Command Line
Signatures
ModiLoader, DBatLoader
Remcos
ModiLoader Second Stage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\xpha.pif | N/A |
| N/A | N/A | C:\Windows \SysWOW64\per.exe | N/A |
| N/A | N/A | C:\Windows \SysWOW64\per.exe | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wclbjzkj = "C:\\Users\\Public\\Wclbjzkj.url" | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\xpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\colorcpl.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\esentutl.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\SystemCertificates\CA\Certificates\D89E3BD43D5D909B47A18977AA9D5CE36CEE184C | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\SystemCertificates\CA\Certificates\D89E3BD43D5D909B47A18977AA9D5CE36CEE184C\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe
"C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Public\Libraries\jkzjblcW.cmd" "
C:\Windows\SysWOW64\esentutl.exe
C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
C:\Windows\SysWOW64\esentutl.exe
C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
C:\Users\Public\xpha.pif
C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
C:\Windows \SysWOW64\per.exe
"C:\\Windows \\SysWOW64\\per.exe
C:\Windows \SysWOW64\per.exe
"C:\Windows \SysWOW64\per.exe"
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
C:\Windows\SysWOW64\esentutl.exe
C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe /d C:\\Users\\Public\\Libraries\\Wclbjzkj.PIF /o
C:\Windows\SysWOW64\colorcpl.exe
C:\Windows\System32\colorcpl.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2007.filemail.com | udp |
| DE | 50.7.84.74:443 | 2007.filemail.com | tcp |
| DE | 50.7.84.74:443 | 2007.filemail.com | tcp |
| US | 8.8.8.8:53 | legacyrem.duckdns.org | udp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| N/A | 127.0.0.1:59089 | tcp | |
| US | 8.8.8.8:53 | legacyrem.duckdns.org | udp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp |
Files
memory/2544-0-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2544-3-0x0000000003150000-0x0000000004150000-memory.dmp
memory/2544-1-0x0000000003150000-0x0000000004150000-memory.dmp
memory/2544-4-0x0000000000400000-0x0000000000540000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab2686.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\Tar26A8.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
C:\Users\Public\Libraries\jkzjblcW.cmd
| MD5 | b87f096cbc25570329e2bb59fee57580 |
| SHA1 | d281d1bf37b4fb46f90973afc65eece3908532b2 |
| SHA256 | d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e |
| SHA512 | 72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7 |
C:\Users\Public\alpha.pif
| MD5 | ad7b9c14083b52bc532fba5948342b98 |
| SHA1 | ee8cbf12d87c4d388f09b4f69bed2e91682920b5 |
| SHA256 | 17f746d82695fa9b35493b41859d39d786d32b23a9d2e00f4011dec7a02402ae |
| SHA512 | e12aad20c824187b39edb3c7943709290b5ddbf1b4032988db46f2e86da3cf7e7783f78c82e4dc5da232f666b8f9799a260a1f8e2694eb4d0cdaf78da710fde1 |
C:\Users\Public\xpha.pif
| MD5 | 6242e3d67787ccbf4e06ad2982853144 |
| SHA1 | 6ac7947207d999a65890ab25fe344955da35028e |
| SHA256 | 4ca10dba7ff487fdb3f1362a3681d7d929f5aa1262cdfd31b04c30826983fb1d |
| SHA512 | 7d0d457e1537d624119a8023bcc086575696a5739c0460ef11554afac13af5e5d1edc7629a10e62834aba9f1b3ab1442011b15b4c3930399d91dca34b3b1cbaf |
C:\Windows \SysWOW64\per.exe
| MD5 | 869640d0a3f838694ab4dfea9e2f544d |
| SHA1 | bdc42b280446ba53624ff23f314aadb861566832 |
| SHA256 | 0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323 |
| SHA512 | 6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7 |
memory/2260-110-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-107-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-111-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-106-0x0000000003920000-0x0000000004920000-memory.dmp
memory/2260-113-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-114-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-115-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-116-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-117-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-118-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-119-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-121-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-122-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-124-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-125-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-127-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-129-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-131-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-132-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-133-0x000000002CD20000-0x000000002CDA2000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 8e977dcaefbea5a74ff9e2098d9d51b1 |
| SHA1 | c9a7d334cbb94af7ac2e8f6ffb747051d5c59a85 |
| SHA256 | e81da38e494be37a309d5b0b083cbb14af597f9034ec676f18f18f69f65c9d88 |
| SHA512 | 81598878082c860b6701e2dd0815ef6b40bdded728c03cd272c617476a1b875b991aad00c309d918dcd200855880b404f858d8e2200d1ec5263a6aa95d897d44 |
memory/2260-135-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-136-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-137-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-138-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-140-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-142-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-143-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-145-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-146-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-148-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-150-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-151-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-152-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-155-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-156-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-157-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-159-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-161-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-162-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-164-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-166-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-167-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-169-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-174-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-176-0x000000002CD20000-0x000000002CDA2000-memory.dmp
memory/2260-178-0x000000002CD20000-0x000000002CDA2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-15 01:10
Reported
2024-08-15 01:12
Platform
win10v2004-20240802-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
ModiLoader, DBatLoader
ModiLoader Second Stage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\xpha.pif | N/A |
| N/A | N/A | C:\Windows \SysWOW64\per.exe | N/A |
| N/A | N/A | C:\Users\Public\pha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
| N/A | N/A | C:\Users\Public\alpha.pif | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows \SysWOW64\per.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wclbjzkj = "C:\\Users\\Public\\Wclbjzkj.url" | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\xpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Public\alpha.pif | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\SndVol.exe | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\esentutl.exe | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Public\pha.pif | N/A |
| N/A | N/A | C:\Users\Public\pha.pif | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Public\pha.pif | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\SndVol.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe
"C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\jkzjblcW.cmd" "
C:\Windows\SysWOW64\esentutl.exe
C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
C:\Windows\SysWOW64\esentutl.exe
C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
C:\Users\Public\xpha.pif
C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
C:\Windows \SysWOW64\per.exe
"C:\\Windows \\SysWOW64\\per.exe
C:\Windows\SYSTEM32\esentutl.exe
esentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o
C:\Users\Public\pha.pif
C:\\Users\\Public\\pha.pif -WindowStyle hidden -Command Add-MpPreference -ExclusionExtension '.exe','bat','.pif'
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
C:\Users\Public\alpha.pif
C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
C:\Windows\SysWOW64\esentutl.exe
C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753.exe /d C:\\Users\\Public\\Libraries\\Wclbjzkj.PIF /o
C:\Windows\SysWOW64\SndVol.exe
C:\Windows\System32\SndVol.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2007.filemail.com | udp |
| DE | 50.7.84.74:443 | 2007.filemail.com | tcp |
| DE | 50.7.84.74:443 | 2007.filemail.com | tcp |
| US | 8.8.8.8:53 | 74.84.7.50.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:59089 | tcp | |
| US | 8.8.8.8:53 | legacyrem.duckdns.org | udp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| NL | 52.111.243.31:443 | tcp | |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:59089 | tcp | |
| US | 8.8.8.8:53 | legacyrem.duckdns.org | udp |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
| N/A | 127.0.0.1:59089 | tcp | |
| MY | 103.186.116.130:59089 | legacyrem.duckdns.org | tcp |
Files
memory/720-0-0x0000000000730000-0x0000000000731000-memory.dmp
memory/720-1-0x0000000002A00000-0x0000000003A00000-memory.dmp
memory/720-2-0x0000000002A00000-0x0000000003A00000-memory.dmp
memory/720-4-0x0000000000400000-0x0000000000540000-memory.dmp
C:\Users\Public\Libraries\jkzjblcW.cmd
| MD5 | b87f096cbc25570329e2bb59fee57580 |
| SHA1 | d281d1bf37b4fb46f90973afc65eece3908532b2 |
| SHA256 | d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e |
| SHA512 | 72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7 |
memory/884-11-0x0000000000E40000-0x0000000000E50000-memory.dmp
memory/884-34-0x0000000001220000-0x0000000001230000-memory.dmp
C:\Users\Public\alpha.pif
| MD5 | d0fce3afa6aa1d58ce9fa336cc2b675b |
| SHA1 | 4048488de6ba4bfef9edf103755519f1f762668f |
| SHA256 | 4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22 |
| SHA512 | 80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2 |
C:\Users\Public\xpha.pif
| MD5 | b3624dd758ccecf93a1226cef252ca12 |
| SHA1 | fcf4dad8c4ad101504b1bf47cbbddbac36b558a7 |
| SHA256 | 4aaa74f294c15aeb37ada8185d0dead58bd87276a01a814abc0c4b40545bf2ef |
| SHA512 | c613d18511b00fa25fc7b1bdde10d96debb42a99b5aaab9e9826538d0e229085bb371f0197f6b1086c4f9c605f01e71287ffc5442f701a95d67c232a5f031838 |
C:\Windows \SysWOW64\per.exe
| MD5 | 869640d0a3f838694ab4dfea9e2f544d |
| SHA1 | bdc42b280446ba53624ff23f314aadb861566832 |
| SHA256 | 0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323 |
| SHA512 | 6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7 |
C:\Windows \SysWOW64\NETUTILS.dll
| MD5 | c5db31551cb21105e3f0b3e467b91cc7 |
| SHA1 | c66fd7732973d9803ba0fd4323e8507876892310 |
| SHA256 | 3fa23d8f7b7eeac6443e107bd70d0c6371afc1f8082d3d58fffd8685cf9e2193 |
| SHA512 | 6d1ee4b55fb74dc093f52caf1e093ec2742af263ff8fa264cd61eea48c021c3438150ba12a8e9d694e7246fe296ea011d8b6313e8ee4476a63c7072c2990685e |
C:\Users\Public\pha.pif
| MD5 | 04029e121a0cfa5991749937dd22a1d9 |
| SHA1 | f43d9bb316e30ae1a3494ac5b0624f6bea1bf054 |
| SHA256 | 9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f |
| SHA512 | 6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b |
memory/1884-133-0x0000017C53C50000-0x0000017C53C72000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_txvbhzpm.jjg.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
C:\ProgramData\remcos\logs.dat
| MD5 | a3f63dec3c071ac203a69d21eebe27ce |
| SHA1 | 21620a91adb4dd08b99c59e426fe1b8214e97c4f |
| SHA256 | 0267c2c71706ac21e5ca860a40bdf2aad1d526bea4c29460b577bb742c17791a |
| SHA512 | b8e225b5a529d0e050d4c87dc05102921c74b918faeb40c04d41503c4fea0ecd193bd92e26c273b29bfc279650b0d0ef17b324ad63acb55001c9dfdc78c27d6b |