Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
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submitted
19-04-2024 04:50
General
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Target
f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af.exe
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Size
4.2MB
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MD5
976a0c4411fba656c3362a7244799007
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SHA1
0dc2fd1c7689b800cd9e418d2bb24a239cf1242d
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SHA256
f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af
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SHA512
2b82e2f4c9222abd6cdb2388852d55f34c2aeb1d2ca6f3253b08198a100f8fa3253d58b517dc057cdca5c73b48f88a612f9a36ca3c1f92647acca02ce600f4e3
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SSDEEP
98304:HwgJ0K+PIdMx0kJiFtsOSoRTiNy5FTeRdH/jgRnLKd+iGCp3lZyxxbli+:YPIhkJiF6OSCTez0RwjGiZklx
Malware Config
Signatures
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Glupteba
Glupteba is a modular loader written in Golang with various components.
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Glupteba payload 22 IoCs
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Detects Windows executables referencing non-Windows User-Agents 20 IoCs
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Detects executables Discord URL observed in first stage droppers 20 IoCs
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Detects executables containing URLs to raw contents of a Github gist 20 IoCs
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Detects executables containing artifacts associated with disabling Widnows Defender 20 IoCs
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Detects executables referencing many varying, potentially fake Windows User-Agents 20 IoCs
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UPX dump on OEP (original entry point) 4 IoCs
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Modifies Windows Firewall 2 TTPs 1 IoCs
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Executes dropped EXE 4 IoCs
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 2 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
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Drops file in System32 directory 7 IoCs
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Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
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Drops file in Windows directory 4 IoCs
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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 64 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 12 IoCs
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Suspicious use of WriteProcessMemory 36 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af.exe"C:\Users\Admin\AppData\Local\Temp\f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af.exe"C:\Users\Admin\AppData\Local\Temp\f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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⤵
- Suspicious use of WriteProcessMemory
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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
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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)
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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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)
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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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⤵
- Suspicious use of WriteProcessMemory
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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
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
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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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
19KB
MD59bb1a3a203969cc840bce9165db572a9
SHA141e263a9fc2b1d90e1ffb4cdd23be5a7d9c9b00a
SHA25685b44152e2c008a6127d1aa64b50c49a75c3ccffb8e15b6690ba17e63c3308ab
SHA51216104159e5b2e383c3b825a8bb4af718c7617d8a833b007c2ffef96861e4f6a94d64b5c9f9a2541905ab02c1d30657d31a449249e2028b88726f8f08c534ca3f
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Filesize
19KB
MD576b1d2374c2e626f4d89f325a1f91d8a
SHA106f0fe9ab3156b8408f45b7079684bd6b9e2b29b
SHA25641bab0923e17f87135492315fc2116d2aab90a3e4ff073b70ba2339651eb07e3
SHA512a37ecf41d4ebd5eca9324c54426865a585ea3f6de6cc1820b315fc03b8c72ecaa2a2219e825fda34dbaaa3221e1c232bb4dfd859bcf5bb9581fc8f0d6709e700
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Filesize
19KB
MD55ee9d8b76f4dbac36e267d25d852d49f
SHA145e7d6c00394383f7e3775492ab817b3e4af76c3
SHA2563e71dc8010cbd7d76930d9fc430cbb2fd7645a04a855ccf6b4725cc820dfa6e3
SHA512cf1b9fd0f60e9a6f86d54d3cac470101bf60409782647142f13f3a0950dbcc427b9d8f3c9f7b5ad334a9d0ee2d819bbf74144d8ba519550fabafd1755b767a01
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Filesize
19KB
MD58dfe778316b70c967940d939f573978e
SHA1fc8e9fd9834951de83e5ac3a4eb65e67289359ba
SHA25678ac54c65e125704f56969b5cdb8ef520505561d29e82ebe5d9a26795d423ef4
SHA512039aaa3f604cf86f97055ff631434744f7ee4614b8e9a750d7de113f99b5794a7671c6e6595958608c387867c70089626400cf8a1f9cafde9b3563625699c231
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Filesize
19KB
MD51ac7fa5658cec4f27e019a7a921558df
SHA1a883c6cb21466c11cf9e4cb1286981ee5461d379
SHA2560ae3f4c3b30329323bb8c1289c086ad00eb54e19bdf1f036ba07753879b5393a
SHA512a5f680172889d7f69132f3b41e69b9f86bad294317075b3a425df0e021381c62267b399de5859d5fcad2c060a61cbfe4a0928b551dbf93800777a01636216b6d
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Filesize
4.2MB
MD5976a0c4411fba656c3362a7244799007
SHA10dc2fd1c7689b800cd9e418d2bb24a239cf1242d
SHA256f56bff8dafd265b8d41684eade20590ff34142b07d76e62b920e59cdb503c9af
SHA5122b82e2f4c9222abd6cdb2388852d55f34c2aeb1d2ca6f3253b08198a100f8fa3253d58b517dc057cdca5c73b48f88a612f9a36ca3c1f92647acca02ce600f4e3
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
80KB
-
Filesize
68KB
-
Filesize
652KB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
3.3MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
304KB
-
Filesize
4.9MB
-
Filesize
304KB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
3.3MB
-
Filesize
45.1MB
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Filesize
4.0MB
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Filesize
4.0MB
-
Filesize
45.1MB
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Filesize
45.1MB
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Filesize
8.9MB
-
Filesize
45.1MB
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Filesize
45.1MB
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Filesize
8.9MB
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Filesize
64KB
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Filesize
80KB
-
Filesize
64KB
-
Filesize
6.5MB
-
Filesize
472KB
-
Filesize
64KB
-
Filesize
272KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
3.3MB
-
Filesize
408KB
-
Filesize
408KB
-
Filesize
652KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
200KB
-
Filesize
120KB
-
Filesize
136KB
-
Filesize
216KB
-
Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
32KB
-
Filesize
6.2MB
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Filesize
40KB
-
Filesize
104KB
-
Filesize
104KB
-
Filesize
56KB
-
Filesize
68KB
-
Filesize
600KB
-
Filesize
64KB
-
Filesize
4.0MB
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Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
4.0MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
4.9MB
-
Filesize
4.9MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
-
Filesize
45.1MB
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Filesize
45.1MB