Analysis
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max time kernel
1s -
max time network
146s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
17/04/2024, 19:12
Static task
static1
Behavioral task
behavioral1
Sample
b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe
Resource
win10v2004-20240412-en
General
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Target
b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe
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Size
4.2MB
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MD5
61d02b87cb3d952fc8d9ca51a0b8e751
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SHA1
84a4a7bfb8f7e602caf373323026c3c5ffe6b8b3
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SHA256
b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c
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SHA512
cca8bde233d7de0f6f6326f52ef5ce1e1e8c16a0d5a17ff8f22ce5e31589ce5fe0e65d953c3ed2f285c6d80623df24d5b8c84483793ead6693a50e0728e5d483
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SSDEEP
98304:G+HT2dFOlkJa7jNZC2ePu9ILkthheCYlOaq:/zMKBrC2kuA8hntB
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4800-2-0x0000000005370000-0x0000000005C5B000-memory.dmp family_glupteba behavioral2/memory/4800-3-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/2332-53-0x0000000005240000-0x0000000005B2B000-memory.dmp family_glupteba behavioral2/memory/2332-63-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/4800-79-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/2332-148-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-241-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-251-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-254-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-257-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-260-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-263-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-266-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-269-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-272-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-275-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-278-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-281-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral2/memory/1756-284-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4416 netsh.exe -
resource yara_rule behavioral2/files/0x000200000002a9e3-245.dat upx behavioral2/memory/3688-248-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3724-253-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3724-259-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3196 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 4884 schtasks.exe 2888 schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe"C:\Users\Admin\AppData\Local\Temp\b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe"1⤵PID:4800
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵PID:1708
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C:\Users\Admin\AppData\Local\Temp\b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe"C:\Users\Admin\AppData\Local\Temp\b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe"2⤵PID:2332
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:4920
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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:2108
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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:4416
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:4960
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:1696
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵PID:1756
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:1412
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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:4884
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1312
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:1900
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:2052
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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:2972
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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:2888
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:3688
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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:1600
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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:3196
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:3724
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59a1c70941d1c6afcffaea62803a755c6
SHA148d29ed24d0fe6052cb634a1acd3f85233a984a9
SHA256ae50b58c384100978fdaf92ede209be9c03da2fb46f70b1d2f1f89c5afd90c22
SHA5120c5840ef34e9343dc32554f3adfdfdca05a854bbf84093b2daddd373bd272fec4759631642974c183036ebdd61517de15bf5229de8936e35d2d5db3a308530f3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e58f58ddf9758b8c8d78211e489747f9
SHA18b0911287712aa9a6f7e5e1b392c420f9b59eaf7
SHA25641cf77d98fd25511f91814ac93c14fbe4fba7df891f8651e44930f0f895ab6a4
SHA512fbd1552497db54715d5c195ed420f0c1632bc9ba5d7dd2c273d7ae5a518b590713ccad8d8d9556174710caa1b4e27acdb8e3723e1aa7f6ffb4a1819b84671bb3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ad840060f73983accf2d8a3e9e9de001
SHA1e579dd4c4b84dd2c2a2c1bc7ef92a9b17af76dd9
SHA25608b014027b81b06bfe650264168c2ea09035907dcbe882e9bf652c64ed735c33
SHA51255b5ae57c45fff861f4ecc8c1651844a88b1dd2ab48327795cd4a2bd0342069c0232a28ddad1c713288621b9b1b3b505fe933b44bbc0aa093006c071c3c07895
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53fc532322346de2db23fa87cf3878c51
SHA11345668f33f5b1640c20c8b07df09f39d44d08e6
SHA2565e9a9c92f8b7e79af489e6b1df4bc27153f43107b7ec2b559d5c72d2cb6ab6da
SHA5125d3321587596f43f2666b0d1d480b682d201148089f7ee3b2c98149f71727e929b3877a43e88209ea04b443e8fa492eec974f50ac5ee12bf45417cf05429cccc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52bcf48220a79bd58113fd59bcb025c35
SHA1433667d3d5aa224265711fadfd08e3d34249e915
SHA2560b4effd29f4018872c879f1060969aaacad447a3d90da5645101f45e1aa6efa4
SHA51281b63da4b9f8f2aa36559e506d914b4d3ddab5e4be9b4e6b3502faf886315d1e8f3332e0e8f49dd42c174476b4e4b8b7dabd2a775cf88a842ab61c15b7b4a193
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Filesize
4.2MB
MD561d02b87cb3d952fc8d9ca51a0b8e751
SHA184a4a7bfb8f7e602caf373323026c3c5ffe6b8b3
SHA256b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c
SHA512cca8bde233d7de0f6f6326f52ef5ce1e1e8c16a0d5a17ff8f22ce5e31589ce5fe0e65d953c3ed2f285c6d80623df24d5b8c84483793ead6693a50e0728e5d483
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec