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Analysis
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max time kernel
9s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
29/04/2024, 04:47
Static task
static1
Behavioral task
behavioral1
Sample
8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe
Resource
win10v2004-20240419-en
General
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Target
8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe
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Size
4.1MB
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MD5
fb61c5853827c9f839a9fd09e1d2cd46
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SHA1
cb0e2be50bcc5ab8af5ce66b437aec5b27a4f732
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SHA256
8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c
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SHA512
c5c3d51a4cffbd23667061a804d7776a46c838b14960c291d77488d6779577a210d521c8ac94f487174df942b4cf8a606dd022981a64ca5a1be65d5714b4571d
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SSDEEP
98304:4mt2HMNzbl5vG6exEEj3um3jyNJdQ91UKr1D7kBRa7W:4mt2Hsbl5vMradQvtZvra
Malware Config
Signatures
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Glupteba payload 16 IoCs
resource yara_rule behavioral2/memory/4468-2-0x00000000050E0000-0x00000000059CB000-memory.dmp family_glupteba behavioral2/memory/4468-3-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/4468-4-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/4468-51-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/4468-53-0x00000000050E0000-0x00000000059CB000-memory.dmp family_glupteba behavioral2/memory/4564-127-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-202-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-214-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-218-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-222-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-226-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-230-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-235-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-238-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-242-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba behavioral2/memory/3052-246-0x0000000000400000-0x0000000002ED3000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1588 netsh.exe -
resource yara_rule behavioral2/memory/3488-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/files/0x000200000002aa49-207.dat upx behavioral2/memory/3488-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2944-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2944-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2944-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1136 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4616 schtasks.exe 4228 schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe"C:\Users\Admin\AppData\Local\Temp\8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe"1⤵PID:4468
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵PID:4700
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C:\Users\Admin\AppData\Local\Temp\8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe"C:\Users\Admin\AppData\Local\Temp\8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe"2⤵PID:4564
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:2408
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵PID:4796
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C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:1588
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:2908
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:4500
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵PID:3052
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:4916
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4228
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4036
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:4652
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:2644
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵PID:2632
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4616
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:3488
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C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵PID:2308
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C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
PID:1136
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:2944
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eceabfc3e41e2895f2716549367f245d
SHA15b7fc36216132af68cb6e12a4f995b903c721d81
SHA2568b1d2984b8624f65729513215b4b2dffced83470d6b9f29d4fc97c2519c4c168
SHA5122c488eaa1c12d24cbaa569174b41834424f960d0b8c27d3f03976fca60bbcc9b1788e9dddd551976851020f8bd2099d548d6587d76c1c9b85fb881d5ccbf01a7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b5723cb4d5294976ac19f73e9dfd1791
SHA1955662af4da3520a0d8ad59bbed4a228bb01c0d5
SHA2566ce69b4f136ee939f15264f697693fb92e4579ad28779ae81da9ae60f823d9e3
SHA51290247e2de9df3bd83d5493194b729eb1e21c16508171d4fe17d33d5273876f3f239ab7fbc08696d9be0f8abf6897e08eb9f7e6b59bbd04406b75f2c82936dc2b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD529306e6298f4ae04d409fb4fbb2e51d0
SHA1d64a3c5e01f97f1ea01e5e3c78159000770ed104
SHA2568405c2738ade276583c828b5015aafdaf70acf99d30c3080cc4e8b01dab95fc0
SHA512f9adece224ac4788be890105fbc673ea324d87aaabb483aef3605c17dd94418e9bf849cf9af8e0b6646ea83ac19c3783006d91e1d32c74cdbaa769e5df1a9e93
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cd716a8ac83f425b6379e070d1cf5cde
SHA1fb3bf30135014cfb86f3f170d2c22c976d7a2243
SHA2563c41e3a1bffdaf31438ecc75532e3a427ebf61f82a0a64dc06cd1cc2b588ad9c
SHA51246f2f4cb9431594c76a3b9fa158eac2d703e34510c017354b58308312b201200a110a315804646133946d67a89bb1691c1b13fb8eb14605b1bbf755753a7b368
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54188e0499a5124e8eff2329f48799a24
SHA14c21bf8f94a949240a8fe2a58d1b0eb2f9982ebb
SHA256ffdd4b82c0e622121e13a080178adb5e5451f6417d3203122cfe785b97d7739d
SHA5128db62a8ba7e8cd3e35a4411930a7cced35ec559c230da7d92fa14733bac9d9b09ac07c966b3dbe9637c395e472801f968413a54976372bb2f953b67873c49035
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Filesize
4.1MB
MD5fb61c5853827c9f839a9fd09e1d2cd46
SHA1cb0e2be50bcc5ab8af5ce66b437aec5b27a4f732
SHA2568cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c
SHA512c5c3d51a4cffbd23667061a804d7776a46c838b14960c291d77488d6779577a210d521c8ac94f487174df942b4cf8a606dd022981a64ca5a1be65d5714b4571d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec