Analysis
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max time kernel
0s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 20:04
Static task
static1
Behavioral task
behavioral1
Sample
c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6.exe
Resource
win10v2004-20240508-en
General
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Target
c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6.exe
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Size
4.1MB
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MD5
6c71519ee95d5e935901b7af296ba045
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SHA1
d0bdad625ddffeaaab615cc421a5cf0096baf195
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SHA256
c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6
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SHA512
99a31596e41e7a6dea4df66050d94e9803e746fab128f8ae1313449d8ff79943b5cbbf6b10f2a24b2470c51a830d9e46bd1f5a10f40dcc6c75fea6fad348a5ab
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SSDEEP
49152:FKSHQE6bCrQt9J2m6qYk0f+BzgqdGFArOOO8EeNSlBbqHPgo81vjAIlxiZQJwZ:F1wCr5kG+hEArjFEeNSldQg15xmhZ
Malware Config
Signatures
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Glupteba payload 13 IoCs
resource yara_rule behavioral2/memory/2348-2-0x0000000004D20000-0x000000000560B000-memory.dmp family_glupteba behavioral2/memory/2348-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2348-124-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/2348-170-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2348-169-0x0000000004D20000-0x000000000560B000-memory.dmp family_glupteba behavioral2/memory/3476-194-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-201-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-217-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-225-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-229-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-233-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3536-241-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3088 netsh.exe -
resource yara_rule behavioral2/files/0x000200000002a9e6-204.dat upx behavioral2/memory/1516-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2796-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1516-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2796-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2796-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 424 sc.exe -
pid Process 1680 powershell.exe 3492 powershell.exe 612 powershell.exe 972 powershell.exe 3276 powershell.exe 560 powershell.exe 2328 powershell.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 1312 schtasks.exe 1620 schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6.exe"C:\Users\Admin\AppData\Local\Temp\c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6.exe"1⤵PID:2348
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
PID:612
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C:\Users\Admin\AppData\Local\Temp\c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6.exe"C:\Users\Admin\AppData\Local\Temp\c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6.exe"2⤵PID:3476
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Command and Scripting Interpreter: PowerShell
PID:972
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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:2472
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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:3088
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Command and Scripting Interpreter: PowerShell
PID:3276
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Command and Scripting Interpreter: PowerShell
PID:560
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵PID:3536
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Command and Scripting Interpreter: PowerShell
PID:2328
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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:1312
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4912
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Command and Scripting Interpreter: PowerShell
PID:1680
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Command and Scripting Interpreter: PowerShell
PID:3492
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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:2588
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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:1620
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:1516
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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:3800
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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:424
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:2796
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
MD5e2f9f2169c4c69593b20e188539ae74f
SHA1e8efaae64ef220773f4b9bedfb74c9312097026a
SHA256e989bd3eb2e86464798bb0ff18c8fa1cf1e9ee6ac3ed4b525ad557bfb5725e58
SHA5121babb4022cab721215a5300ced6b7d25a52db3cc88c75f253e5a9ab0c76c00c61f4c44a0d4288c6ac36e12f96558f580208df08e4dc08125519544d27150f734
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e6507756a21e1886bd43f3477987ce3d
SHA14de5d882d75afc9731c38858e9635c7e3bc9eec3
SHA256cd2c3e9c1acb763306ebecbbe85a6766754a6d34c9e3bd5df2deef57df64867a
SHA5120f9904b613786293b4a6f8ea0afc849a111071dd57b2b00197da577bb745425afe533e54905f741bb12ec444d555c0cd474eb940a6a9e2537a497291e08876c2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d9e6a53aef407b76e5846de190585094
SHA1fbf31132172f9ff0494bcedea558537e76bbd644
SHA256310e721abce6fbc9acc5119762533ee6e730f9f43b5780308294bd1526f22983
SHA5125748e72bec3e9a99da0c66ba0f4d436b51d2e0e505cac254fea89eb8c0cf55a4c52f2ce105b5724c75bc464394e86dad41a408a54f1bb8ba224dd041ba2c02bf
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d06b28a5ae6e4fb0bceaca391f1b7328
SHA1b2c2970475affe76bc775db81d639d7eefcea944
SHA2569c45fe1623cce607e8ce24a9669cd96e0e32f1ac2a956811e4a42edaa14d9adb
SHA512a064d909429e204dabd98d32154a0ed61a44ed184f3ebe9d9bda9dedd2bd6d47e93948c25c852976f96b6c53d7ccbf418dbb591a551656ec8f51392ac1f051f5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56bce0de5be561ffce4e41c82ca103769
SHA1ca1f446a67918496db9ba229b7f69d072be2bf4f
SHA256deef20c21bdd6669ad2aea9f47204ff3c71c74880bc12bcd3f63d80f90c16f4a
SHA512ac4329e90da72ecf2ae70947a4de98097151a98f92f3a0db6f3898dff8b2f7d8960faca2a18a43dd2f815ff1aad5608eef4aee30954574e3c3e293af64243601
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Filesize
4.1MB
MD56c71519ee95d5e935901b7af296ba045
SHA1d0bdad625ddffeaaab615cc421a5cf0096baf195
SHA256c4435b861e8dc8fe161332051f3ba206e0162c2b17b0b67078e673ad10ad3ed6
SHA51299a31596e41e7a6dea4df66050d94e9803e746fab128f8ae1313449d8ff79943b5cbbf6b10f2a24b2470c51a830d9e46bd1f5a10f40dcc6c75fea6fad348a5ab
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec