Analysis
- max time kernel
151s - max time network
126s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
02/02/2024, 22:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8ab8bf8a5cf4147b3fab5b214db8454e.exe
Resource
win7-20231215-en
windows7-x64
14 signatures
150 seconds
Behavioral task
behavioral2
Sample
8ab8bf8a5cf4147b3fab5b214db8454e.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
14 signatures
150 seconds
General
- Target 8ab8bf8a5cf4147b3fab5b214db8454e.exe
- Size 8.2MB
- Sample240202-2m3adacfdm
- SHA256 68f90121aaa88d93dfd4cb25fb182d0445bbd9a5a8563b4fe14b3eb341188df6
- MD5 8ab8bf8a5cf4147b3fab5b214db8454e
- SHA1 5f522220566a4363df48dc78c55f324e2fcabdf9
- SHA512 8c15182f61e053009eefa7a83dc9efa678ee1712885da8505ab4220a7e3aacd24a3eb51ce584ea453a71ee788521bb4010909f5c800c54962b154c59ebd77e4f
- SSDEEP 196608:N7effIPEsy58doQaTzwZ8Jq3ELhf8cHpLG8doQpu8rVtxQuULG8doQal1Bf80bMI:N7effIPEsy58doQaTzwZ8Jq3ELhf8cHb
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe," 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Drops file in Drivers directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\drivers\spools.exe 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened for modification C:\Windows\SysWOW64\drivers\spools.exe 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Schedule\ImagePath = "C:\\Windows\\system32\\drivers\\spools.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe - ACProtect 1.3x - 1.4x DLL software 3 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x00070000000155df-11.dat acprotect behavioral1/memory/2424-13-0x0000000010000000-0x000000001010B000-memory.dmp acprotect behavioral1/memory/2424-14-0x0000000010000000-0x000000001010B000-memory.dmp acprotect - Loads dropped DLL 1 IoCs
pid Process 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe -
resource yara_rule behavioral1/files/0x00070000000155df-11.dat upx behavioral1/memory/2424-13-0x0000000010000000-0x000000001010B000-memory.dmp upx behavioral1/memory/2424-14-0x0000000010000000-0x000000001010B000-memory.dmp upx - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Enumerates connected drives 3 TTPs 64 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\K: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\K: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\W: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\G: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\H: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\K: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\L: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\R: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\S: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\S: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\M: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\T: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\E: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\L: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\O: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\I: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\R: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\N: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\T: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\Q: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\N: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\P: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\P: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\K: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\L: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\E: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\V: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\J: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\U: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\G: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\R: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\Q: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\O: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\W: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\J: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\P: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\M: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\S: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\V: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\T: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\H: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\L: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\H: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\J: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\E: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\G: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\I: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\U: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\U: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\G: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\H: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\T: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\X: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\N: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\X: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\W: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\N: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\Q: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\E: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\M: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\P: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\M: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\Q: 8ab8bf8a5cf4147b3fab5b214db8454e.exe File opened (read-only) \??\U: 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Installs/modifies Browser Helper Object 2 TTPs 4 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} reg.exe - Modifies WinLogon 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\UIHost = "logonui.exe" 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\ftpdll.dll 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2512 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2676 8ab8bf8a5cf4147b3fab5b214db8454e.exe 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2424 wrote to memory of 2768 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 29 PID 2424 wrote to memory of 2768 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 29 PID 2424 wrote to memory of 2768 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 29 PID 2424 wrote to memory of 2768 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 29 PID 2424 wrote to memory of 2512 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 31 PID 2424 wrote to memory of 2512 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 31 PID 2424 wrote to memory of 2512 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 31 PID 2424 wrote to memory of 2512 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 31 PID 2768 wrote to memory of 2676 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 33 PID 2768 wrote to memory of 2676 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 33 PID 2768 wrote to memory of 2676 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 33 PID 2768 wrote to memory of 2676 2768 8ab8bf8a5cf4147b3fab5b214db8454e.exe 33 PID 2424 wrote to memory of 2820 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 35 PID 2424 wrote to memory of 2820 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 35 PID 2424 wrote to memory of 2820 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 35 PID 2424 wrote to memory of 2820 2424 8ab8bf8a5cf4147b3fab5b214db8454e.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exe"C:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in Drivers directory
- Sets service image path in registry
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Modifies WinLogon
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exeC:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exe2⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exeC:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exe3⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
PID:2676
-
-
-
C:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exeC:\Users\Admin\AppData\Local\Temp\8ab8bf8a5cf4147b3fab5b214db8454e.exe2⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
PID:2512
-
-
C:\Windows\SysWOW64\reg.exereg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f2⤵
- Installs/modifies Browser Helper Object
PID:2820
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
2Winlogon Helper DLL
2Browser Extensions
1Privilege Escalation
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
2Winlogon Helper DLL
2Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\cftmon.exe
- Size 8.2MB
- SHA256 6808301d79fb89f3455cada9c712f603533f2a2a05f55a1c33887b72afc38357
- MD5 5a1b1f090db74dfc9245dd0c9fd3b6c6
- SHA1 36833dbfd292ee3883eabd17bc46e0c6a4d64956
- SHA512 43d69bb2fa3eb0668074c864ebce587bc1d805b8e94e0cedb68987036ce5c0cbeefabd7b3a7518e832d85cbcb576e84def471c4b914d4d3f981c7669414a3d53
- SSDEEP 196608:N7effIPEsy58doQaTzwZ8Jq3ELhf8cHpLG8doQpu8rVtxQuULG8doQal1Bf80bMx:N7effIPEsy58doQaTzwZ8Jq3ELhf8cHq
- MD5 SHA1 SHA512 SSDEEP
- Path \Windows\SysWOW64\ftpdll.dll
- Size 5KB
- SHA256 eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb
- MD5 d807aa04480d1d149f7a4cac22984188
- SHA1 ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9
- SHA512 875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e
- SSDEEP 48:SUKBtiM6VLLJRT4fi+z/JH5eGES4e8d+q2fShltiINGRKu6+BYhAf7kZydxS7Nbo:CJkPjTY15ezS4e8OfSx+BBq0Pmev
- MD5 SHA1 SHA512 SSDEEP