Analysis
- max time kernel
92s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system - submitted
11/06/2024, 17:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
New/3mm.exe
Resource
win11-20240508-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
New/6mm.exe
Resource
win11-20240426-en
9 signatures
150 seconds
Behavioral task
behavioral3
Sample
New/dgbw.exe
Resource
win11-20240508-en
10 signatures
150 seconds
Behavioral task
behavioral4
Sample
New/dggw.exe
Resource
win11-20240426-en
12 signatures
150 seconds
Behavioral task
behavioral5
Sample
New/vm-uw.exe
Resource
win11-20240426-en
7 signatures
150 seconds
General
- Target New/dggw.exe
- Size 570KB
- Sample240611-v35bcavdmb
- SHA256 cfcdfdff42246ab34c0f8a8ca746dc47ddb3cb757a23dd0a4c1fda5cdbc67cd8
- MD5 bb5e489728d77d8d98792ef21634f6a6
- SHA1 96e5834b313a41173f156d3a09bb1a4b3595233a
- SHA512 6888b567193ff358ea9f3add80bae4c0bbc981e6f91294ac0a8277718fc7d52f94d45d288498c3d42a554d24b935f9e614733bf9adb011ff9a307315e67d2411
- SSDEEP 12288:LQM9bROJmafSPZDz7qElw2KxPo0q7qzC9b/uEvtHKYTsviIR8Cufe9ZqQwExr//b:Ld9Mrf7iaNVxowtTW0
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1868 csrss.exe 4988 svchost.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe - Drops file in Windows directory 15 IoCs
description ioc Process File created C:\Windows\Fonts\systcm32\d.bat dggw.exe File created C:\Windows\Fonts\systcm32\n.bat dggw.exe File created C:\Windows\Fonts\systcm32\sethc.bat dggw.exe File opened for modification C:\Windows\Fonts\systcm32\p.ps1 dggw.exe File opened for modification C:\Windows\Fonts\systcm32\n.bat dggw.exe File opened for modification C:\Windows\Fonts\systcm32\csrss.exe dggw.exe File created C:\Windows\Fonts\systcm32\svchost.exe dggw.exe File opened for modification C:\Windows\Fonts\systcm32\svchost.exe dggw.exe File created C:\Windows\Fonts\systcm32\narrator.bat dggw.exe File opened for modification C:\Windows\Fonts\systcm32\narrator.bat dggw.exe File opened for modification C:\Windows\Fonts\systcm32\sethc.bat dggw.exe File created C:\Windows\Fonts\systcm32\p.ps1 dggw.exe File created C:\Windows\Fonts\systcm32\csrss.exe dggw.exe File opened for modification C:\Windows\Fonts\systcm32\d.bat dggw.exe File created C:\Windows\Fonts\systcm32\1.ini cmd.exe - Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4008 sc.exe 1884 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Kills process with taskkill 1 IoCs
pid Process 2500 taskkill.exe - Modifies data under HKEY_USERS 46 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe - Runs ping.exe 1 TTPs 5 IoCs
pid Process 4544 PING.EXE 2732 PING.EXE 3456 PING.EXE 3544 PING.EXE 1952 PING.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1036 powershell.exe 1036 powershell.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4868 dggw.exe Token: SeDebugPrivilege 2500 taskkill.exe Token: SeDebugPrivilege 1036 powershell.exe - Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 4868 wrote to memory of 4068 4868 dggw.exe 76 PID 4868 wrote to memory of 4068 4868 dggw.exe 76 PID 4868 wrote to memory of 4068 4868 dggw.exe 76 PID 4868 wrote to memory of 4792 4868 dggw.exe 78 PID 4868 wrote to memory of 4792 4868 dggw.exe 78 PID 4868 wrote to memory of 4792 4868 dggw.exe 78 PID 4068 wrote to memory of 4008 4068 cmd.exe 80 PID 4068 wrote to memory of 4008 4068 cmd.exe 80 PID 4068 wrote to memory of 4008 4068 cmd.exe 80 PID 4068 wrote to memory of 2500 4068 cmd.exe 81 PID 4068 wrote to memory of 2500 4068 cmd.exe 81 PID 4068 wrote to memory of 2500 4068 cmd.exe 81 PID 4792 wrote to memory of 4544 4792 cmd.exe 82 PID 4792 wrote to memory of 4544 4792 cmd.exe 82 PID 4792 wrote to memory of 4544 4792 cmd.exe 82 PID 4068 wrote to memory of 2732 4068 cmd.exe 84 PID 4068 wrote to memory of 2732 4068 cmd.exe 84 PID 4068 wrote to memory of 2732 4068 cmd.exe 84 PID 4068 wrote to memory of 1868 4068 cmd.exe 85 PID 4068 wrote to memory of 1868 4068 cmd.exe 85 PID 4068 wrote to memory of 1868 4068 cmd.exe 85 PID 4068 wrote to memory of 3456 4068 cmd.exe 86 PID 4068 wrote to memory of 3456 4068 cmd.exe 86 PID 4068 wrote to memory of 3456 4068 cmd.exe 86 PID 4068 wrote to memory of 1248 4068 cmd.exe 87 PID 4068 wrote to memory of 1248 4068 cmd.exe 87 PID 4068 wrote to memory of 1248 4068 cmd.exe 87 PID 4068 wrote to memory of 2052 4068 cmd.exe 88 PID 4068 wrote to memory of 2052 4068 cmd.exe 88 PID 4068 wrote to memory of 2052 4068 cmd.exe 88 PID 4068 wrote to memory of 2788 4068 cmd.exe 89 PID 4068 wrote to memory of 2788 4068 cmd.exe 89 PID 4068 wrote to memory of 2788 4068 cmd.exe 89 PID 4068 wrote to memory of 688 4068 cmd.exe 90 PID 4068 wrote to memory of 688 4068 cmd.exe 90 PID 4068 wrote to memory of 688 4068 cmd.exe 90 PID 4068 wrote to memory of 796 4068 cmd.exe 91 PID 4068 wrote to memory of 796 4068 cmd.exe 91 PID 4068 wrote to memory of 796 4068 cmd.exe 91 PID 4068 wrote to memory of 3544 4068 cmd.exe 92 PID 4068 wrote to memory of 3544 4068 cmd.exe 92 PID 4068 wrote to memory of 3544 4068 cmd.exe 92 PID 4068 wrote to memory of 1884 4068 cmd.exe 93 PID 4068 wrote to memory of 1884 4068 cmd.exe 93 PID 4068 wrote to memory of 1884 4068 cmd.exe 93 PID 4068 wrote to memory of 1952 4068 cmd.exe 95 PID 4068 wrote to memory of 1952 4068 cmd.exe 95 PID 4068 wrote to memory of 1952 4068 cmd.exe 95 PID 4988 wrote to memory of 1036 4988 svchost.exe 96 PID 4988 wrote to memory of 1036 4988 svchost.exe 96 PID 4988 wrote to memory of 1036 4988 svchost.exe 96 PID 4068 wrote to memory of 1480 4068 cmd.exe 98 PID 4068 wrote to memory of 1480 4068 cmd.exe 98 PID 4068 wrote to memory of 1480 4068 cmd.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\New\dggw.exe"C:\Users\Admin\AppData\Local\Temp\New\dggw.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Windows\Fonts\systcm32\d.bat" "2⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4068 -
C:\Windows\SysWOW64\sc.exesc stop SysMaln3⤵
- Launches sc.exe
PID:4008
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im powershell.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2500
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2732
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C:\Windows\Fonts\systcm32\csrss.exeC:\Windows\Fonts\systcm32\csrss.exe SysMaln C:\Windows\Fonts\systcm32\svchost.exe3⤵
- Executes dropped EXE
PID:1868
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3456
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C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SysMaln /v Description /d "Maintains and improves system performance over time" /t reg_sz /f3⤵PID:1248
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C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SysMaln /v DisplayName /d "SysMaln" /t reg_sz /f3⤵PID:2052
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C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SysMaln\Parameters3⤵PID:2788
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C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SysMaln\Parameters /v AppDirectory /d "C:\Windows\Fonts\systcm32" /t reg_sz /f3⤵PID:688
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C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SysMaln\Parameters /v Application /d ""C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "C:\Windows\Fonts\systcm32\p.ps1"" /t reg_sz /f3⤵PID:796
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3544
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C:\Windows\SysWOW64\sc.exesc start SysMaln3⤵
- Launches sc.exe
PID:1884
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1952
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C:\Windows\SysWOW64\regini.exeregini 1.ini3⤵PID:1480
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\HZ~5C39.tmp.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:4544
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C:\Windows\Fonts\systcm32\svchost.exeC:\Windows\Fonts\systcm32\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Fonts\systcm32\p.ps12⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1036
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\HZ~5C39.tmp.bat
- Size 154B
- SHA256 a6c8dc3a38b01a8cd1d17a3d5c8217313a119134b0a7b0d328c94f0fbcdb2dec
- MD5 b353ff955637f6a2f47800c7bd0b3da0
- SHA1 f5fd013641537430e8cf404db183c74990f7e30e
- SHA512 658942145716de5a5602ea638970f5d877a964ceb4a2c3c06fda1787cc30fa14fcce2de72d1aef09b9feb0468b7f681d35f231be61d24b7b208eef5e646828a4
- MD5 SHA1 SHA512
- Path C:\Windows\Fonts\systcm32\1.ini
- Size 68B
- SHA256 6b012598ae7d5e1704001d0cbf3d88605a38cb440f600fee58f685ab8de6803d
- MD5 c6c1441a5fb7e09711fb910bae0e082e
- SHA1 7244e7c14447651b5dfdd694b5b9e0c7f202a6bb
- SHA512 31ab5c57a093c6b03f1be76bd2cae21653c637d5920820a20624442ad2bdd7bfc4e2edd25189cb58ba09a6b2d1327ab310769f3d8dc9c1d9dde063927298c982
- MD5 SHA1 SHA512
- Path C:\Windows\Fonts\systcm32\csrss.exe
- Size 18KB
- SHA256 bbf4c224f9861b2c1f5a1364ee71e38728495b2709621763053b979ba88522f1
- MD5 c43d1b84143fb2561f22e1a2c8facf53
- SHA1 3f1357007f61f02f97f0aaabb8756c6eca2acebd
- SHA512 27a25ab6045498e0b7131be58556c685dfa01596675c3af689e61d8329e1a0eff4128c57e202c32c69271b84f57e7425c45fb5fa132ec0f5b352f86323ffa13e
- SSDEEP 384:tD7x2ARjcLagJm8lGJ3BY+SpzV5hdfjWNwG:5hRjyppV+8dYwG
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Fonts\systcm32\d.bat
- Size 1KB
- SHA256 acb3afbecef952522194d0559e5c8591a7cc431d74e6b4c62d326b6b91b3b6b4
- MD5 075ee74a95aea12d8e7b09559d14ec53
- SHA1 ad806938aac7954c1bc0b94d031560b9101d3ba7
- SHA512 0d6aed8bfc70b3903c6072576741b2e5517baf41c460b1389ff9d05ab4e5d31895cfd271497f9ba490f4127fc2fe9bb6c0b8538539119d31ca8541493ce86ce2
- MD5 SHA1 SHA512
- Path C:\Windows\Fonts\systcm32\p.ps1
- Size 17KB
- SHA256 13aba0939793c189c2f40dd30a4da5d0b36b18c4545edd735a6d9e3d275b8d41
- MD5 d300b7fea85fd5d113533d4503a35e66
- SHA1 17d26fc4159841f727c9e8f4de46f67ff46fdda1
- SHA512 995e473c9e7f2d5fe540902a627fb5da6176019697604d8c1458b685b7d080502e3575605e93d8a8dcf0ec26683bb8b31421a53f38aa3438962fd1edb20453a2
- SSDEEP 192:dQFLktkUIwVxPaiRMC5R5oeC+noQR/wRJ2FWxL1OtEyDUDRRh5O/s2k6:ILktkBDiKcfoeC+noQZwkMMwDRRhess
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Fonts\systcm32\svchost.exe
- Size 8KB
- SHA256 abd4afd71b3c2bd3f741bbe3cec52c4fa63ac78d353101d2e7dc4de2725d1ca1
- MD5 4635935fc972c582632bf45c26bfcb0e
- SHA1 7c5329229042535fe56e74f1f246c6da8cea3be8
- SHA512 167503133b5a0ebd9f8b2971bca120e902497eb21542d6a1f94e52ae8e5b6bde1e4cae1a2c905870a00d772e0df35f808701e2cfbd26dcbb130a5573fa590060
- SSDEEP 96:8ldfxd/yKaP64DMI1XT3kaiyMlH38ZldnXFADkYLyAFdfcdTbGu00C:mSP64DMI1DkHMZ36kYLxFdfcdnGu00C
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Temp\__PSScriptPolicyTest_00yqmglx.iv5.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512