Analysis Overview
SHA256
fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b
Threat Level: Known bad
The file fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b was found to be: Known bad.
Malicious Activity Summary
Imminent RAT
Executes dropped EXE
Disables Task Manager via registry modification
Checks computer location settings
Adds Run key to start application
Drops desktop.ini file(s)
Suspicious use of SetThreadContext
Drops file in Windows directory
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Modifies registry key
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-01 23:23
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-01 23:23
Reported
2022-10-02 01:46
Platform
win7-20220812-en
Max time kernel
37s
Max time network
47s
Command Line
Signatures
Disables Task Manager via registry modification
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\Teba\\Teba\\1.0.0.0\\WindowsUpdate.exe\"" | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\REG.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REG.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
"C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Policies\Microsoft\Windows\System /v DisableCMD /t REG_DWORD /d 1 /f
C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
Network
Files
memory/364-54-0x0000000075131000-0x0000000075133000-memory.dmp
memory/364-55-0x0000000073FA0000-0x000000007454B000-memory.dmp
memory/2032-56-0x0000000000000000-mapping.dmp
memory/2044-57-0x0000000000000000-mapping.dmp
memory/364-58-0x0000000073FA0000-0x000000007454B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-01 23:23
Reported
2022-10-02 01:46
Platform
win10v2004-20220812-en
Max time kernel
151s
Max time network
155s
Command Line
Signatures
Imminent RAT
Disables Task Manager via registry modification
Executes dropped EXE
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\Teba\\Teba\\1.0.0.0\\WindowsUpdate.exe\"" | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\Teba\\Teba\\1.0.0.0\\WindowsUpdate.exe\"" | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Default Key = "\\Default Folder\\Default File.exe" | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Default Key = "C:\\Users\\Admin\\AppData\\Local\\Default Folder\\Default File.exe" | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Suspicious use of SetThreadContext
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Enumerates physical storage devices
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\REG.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REG.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REG.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\REG.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
"C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Policies\Microsoft\Windows\System /v DisableCMD /t REG_DWORD /d 1 /f
C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
"C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe"
C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Policies\Microsoft\Windows\System /v DisableCMD /t REG_DWORD /d 1 /f
C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
C:\Windows\SysWOW64\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 20.189.173.10:443 | tcp | |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.253.208.113:80 | tcp | |
| US | 8.253.208.113:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
| US | 8.8.8.8:53 | imminent.zapto.org | udp |
Files
memory/2628-132-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2908-133-0x0000000000000000-mapping.dmp
memory/1108-134-0x0000000000000000-mapping.dmp
memory/5008-135-0x0000000000000000-mapping.dmp
memory/5008-136-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2628-137-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/5008-138-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/5008-139-0x0000000074880000-0x0000000074E31000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
| MD5 | 51f6ccf656904d48cd90444417611fc0 |
| SHA1 | 877814a4b088e1ea7530c6ca883804bc392c1f49 |
| SHA256 | fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b |
| SHA512 | 5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430 |
memory/2284-140-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
| MD5 | 51f6ccf656904d48cd90444417611fc0 |
| SHA1 | 877814a4b088e1ea7530c6ca883804bc392c1f49 |
| SHA256 | fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b |
| SHA512 | 5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe.log
| MD5 | 8d62bbabdf7b4f0f60cd9eae79236ed5 |
| SHA1 | d6477264febcf5bd26ad44b6e9c60a3567e48967 |
| SHA256 | f352c1aa1d93ee66e12948e5e3add72d7c25dda070df9b6a5040cb60e289ddd4 |
| SHA512 | 96949b062c1a99094453e4c76175aecf10a9b2c89e102e6a63d8c13e58a56076d5f5e1d41cdcd147738b17574c42c1f8d01253f7d3ed953cad7b6537ed162afd |
memory/2424-144-0x0000000000000000-mapping.dmp
memory/396-146-0x0000000000000000-mapping.dmp
memory/5008-145-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2620-147-0x0000000000000000-mapping.dmp
memory/176-148-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b\fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b.exe
| MD5 | 51f6ccf656904d48cd90444417611fc0 |
| SHA1 | 877814a4b088e1ea7530c6ca883804bc392c1f49 |
| SHA256 | fbf6c079b9aae15b6442ba5dd5f366a9a9f418cec9ea553e5eb1ee8161e3dc2b |
| SHA512 | 5996a3597b4131c1532c31599556ea9c836a8505275fc8153fdb1ffe45646eb7d54c7bbb405d51729f66d974867f391840aac39c8e2436eb7f7f50cc3cea9430 |
memory/2284-151-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/176-152-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2756-153-0x0000000000000000-mapping.dmp
memory/2136-154-0x0000000000000000-mapping.dmp
memory/176-155-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/4352-156-0x0000000000000000-mapping.dmp
memory/4300-157-0x0000000000000000-mapping.dmp
memory/984-158-0x0000000000000000-mapping.dmp
memory/4080-159-0x0000000000000000-mapping.dmp
memory/4508-160-0x0000000000000000-mapping.dmp
memory/4660-161-0x0000000000000000-mapping.dmp
memory/400-162-0x0000000000000000-mapping.dmp
memory/3584-163-0x0000000000000000-mapping.dmp
memory/4744-164-0x0000000000000000-mapping.dmp
memory/1476-165-0x0000000000000000-mapping.dmp
memory/3148-166-0x0000000000000000-mapping.dmp
memory/4796-167-0x0000000000000000-mapping.dmp
memory/2476-168-0x0000000000000000-mapping.dmp
memory/380-169-0x0000000000000000-mapping.dmp
memory/1332-170-0x0000000000000000-mapping.dmp
memory/4584-171-0x0000000000000000-mapping.dmp
memory/3372-172-0x0000000000000000-mapping.dmp
memory/4632-173-0x0000000000000000-mapping.dmp
memory/5008-174-0x0000000000000000-mapping.dmp
memory/4372-175-0x0000000000000000-mapping.dmp