Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
13/02/2024, 02:36
General
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Target
0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.exe
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Size
4.1MB
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MD5
9f67de870b45ac3c068593f86905284a
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SHA1
d468826f2ec199764672d6bc07d1e0c7be9aeb00
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SHA256
0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e
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SHA512
f676f1446c62ca4a7d9cfc277af363234e2a21db517946da047e46b7e75c2d78b9256988cc40c8dace9447907480b33ed847d2ff9123d9cd2771f1e77f308a7d
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SSDEEP
98304:Jpq1kLNOSvBdeCRYcr3PkTkkA3M3bAqdSAtocmULY5djQ:JpBLUSvBdfY2MIkYibr5ac
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 19 IoCs
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Detects Windows executables referencing non-Windows User-Agents 17 IoCs
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Detects executables Discord URL observed in first stage droppers 17 IoCs
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Detects executables containing URLs to raw contents of a Github gist 17 IoCs
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Detects executables containing artifacts associated with disabling Widnows Defender 17 IoCs
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Detects executables referencing many varying, potentially fake Windows User-Agents 17 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\0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.exe"C:\Users\Admin\AppData\Local\Temp\0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.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\0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.exe"C:\Users\Admin\AppData\Local\Temp\0a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e.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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
19KB
MD54c10bc3f313b7c377932446af1527703
SHA19d840df412796944b93e1312d8e9d2b450f4d831
SHA25633ce4eae1355bf7e3cb7576598c1dbadad9b26093d9178caafa8b146112aac87
SHA512619dbc22717e86911d00fa99359d6324f6e05821005aeeb3fcc5615799df49ed1bc3e831e1d648876af59b74ade8bb703e029a9ce267d319ab8c3412ef27243d
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Filesize
19KB
MD560940dfe365571c4de05a157180489a3
SHA1d35ff8b72da4e1195b3e22dc06b7c82cfe6c203d
SHA256acb680636ce641b6d31b0c8ef57f36fad7427d78791087ceb020881067dbfdf2
SHA512998e4025dddf46f92874202e5a9755974dcd918b3d74e62a02d7436f0b40dc46b6ccc232261bcdf59f754db341c52eddd94a3911c6af886306dce8d5bcbd8912
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Filesize
19KB
MD5a03150e0ad3d6d3377c8b80150f30437
SHA101af40e9fd3c6a237e9ecb51a775654eef9fc1ed
SHA256eb42642724378f4d91a20fe72077a4ea7fb9081075d5c3f34b6b661929e43845
SHA51226338ac4c71f8978ce7352b77ebbcc836a142dca96d8cce4a12e214c8878085ddbfa4fe89e67e1017047e9727db0838ae96eff94c175362e1fcac6556e71dc9b
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Filesize
19KB
MD5625c37069e90bb9f850b7420d687daa1
SHA1122ff5e9b3cf24f5dadf9d8542c06d45c4938790
SHA25683e0a9df0f53984a268667cf57a4500ca0816749b8729fb0e9a70eb754f91079
SHA5122eaa630a38981a984b24c64aecfaf8cd540fd6f7cd9f5068d987047d193bfc1c35be0b45ad27f71e1a6701874dbeab6fab091e64335e21cfd4ac9ac87fdfbd5b
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Filesize
19KB
MD59cddaa6e02b37aefe22bfa100f83215b
SHA1c645d1a4c57441def072dc33d2db62851f10bac0
SHA25613f4aff1bf3cf6bfd703d99fffcd9292a60987477adaa9ee750a0bfd101b93cf
SHA512f628d7224b16e2661bf4ba28b0034a71d48b9721b281e55e39e4a5c647fbdb8c967c0e6b7108baed8eb9f70dd34b817921c22bf432a9941522a835773207e5f6
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Filesize
4.1MB
MD59f67de870b45ac3c068593f86905284a
SHA1d468826f2ec199764672d6bc07d1e0c7be9aeb00
SHA2560a5731f9d5584fe693c78b03d7a9dce42272f7e8d90993dba05591f0eda39c2e
SHA512f676f1446c62ca4a7d9cfc277af363234e2a21db517946da047e46b7e75c2d78b9256988cc40c8dace9447907480b33ed847d2ff9123d9cd2771f1e77f308a7d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
64KB
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Filesize
304KB
-
Filesize
3.3MB
-
Filesize
64KB
-
Filesize
652KB
-
Filesize
68KB
-
Filesize
64KB
-
Filesize
80KB
-
Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
9.1MB
-
Filesize
9.1MB
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Filesize
4.0MB
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Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
4.0MB
-
Filesize
4.0MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
4.9MB
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Filesize
4.9MB
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Filesize
304KB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
3.3MB
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Filesize
64KB
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Filesize
3.3MB
-
Filesize
7.7MB
-
Filesize
4.0MB
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Filesize
4.0MB
-
Filesize
9.1MB
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Filesize
8.9MB
-
Filesize
9.1MB
-
Filesize
9.1MB
-
Filesize
8.9MB
-
Filesize
4.9MB
-
Filesize
652KB
-
Filesize
80KB
-
Filesize
7.7MB
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Filesize
32KB
-
Filesize
7.7MB
-
Filesize
216KB
-
Filesize
120KB
-
Filesize
40KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
6.2MB
-
Filesize
600KB
-
Filesize
68KB
-
Filesize
56KB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
200KB
-
Filesize
136KB
-
Filesize
104KB
-
Filesize
6.5MB
-
Filesize
472KB
-
Filesize
64KB
-
Filesize
272KB
-
Filesize
304KB
-
Filesize
104KB
-
Filesize
120KB
-
Filesize
3.3MB
-
Filesize
408KB
-
Filesize
408KB
-
Filesize
304KB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
64KB
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Filesize
3.3MB