Analysis Overview
SHA256
f073720cea2de6afedd9ae33af93a3ea5f077034274c262d8d484e5aa68dd471
Threat Level: Known bad
The file f073720cea2de6afedd9ae33af93a3ea5f077034274c262d8d484e5aa68dd471 was found to be: Known bad.
Malicious Activity Summary
Cheetah Keylogger
Cheetah Keylogger Payload
Executes dropped EXE
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Obfuscated with Agile.Net obfuscator
Loads dropped DLL
Reads user/profile data of local email clients
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
outlook_win_path
Suspicious use of AdjustPrivilegeToken
outlook_office_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-21 12:13
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-21 12:13
Reported
2022-05-21 12:27
Platform
win7-20220414-en
Max time kernel
89s
Max time network
96s
Command Line
Signatures
Cheetah Keylogger
Cheetah Keylogger Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ifconfig.me | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 748 set thread context of 1700 | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe
"C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe"
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ifconfig.me | udp |
| US | 34.117.59.81:80 | ifconfig.me | tcp |
| US | 8.8.8.8:53 | mail.aviner.co.za | udp |
| ZA | 102.130.117.53:587 | mail.aviner.co.za | tcp |
Files
memory/748-54-0x0000000000350000-0x00000000003AA000-memory.dmp
memory/748-55-0x00000000003D0000-0x00000000003E4000-memory.dmp
memory/748-56-0x00000000003F0000-0x00000000003F8000-memory.dmp
memory/748-57-0x0000000000410000-0x0000000000418000-memory.dmp
memory/748-58-0x0000000000460000-0x0000000000468000-memory.dmp
memory/748-59-0x0000000076811000-0x0000000076813000-memory.dmp
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
| MD5 | 91c9ae9c9a17a9db5e08b120e668c74c |
| SHA1 | 50770954c1ceb0bb6f1d5d3f2de2a0a065773723 |
| SHA256 | e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f |
| SHA512 | ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e |
memory/1700-61-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1700-62-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1700-64-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1700-65-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1700-66-0x000000000041FE7E-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
| MD5 | 91c9ae9c9a17a9db5e08b120e668c74c |
| SHA1 | 50770954c1ceb0bb6f1d5d3f2de2a0a065773723 |
| SHA256 | e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f |
| SHA512 | ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e |
memory/1700-69-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1700-71-0x0000000000400000-0x0000000000422000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
| MD5 | 91c9ae9c9a17a9db5e08b120e668c74c |
| SHA1 | 50770954c1ceb0bb6f1d5d3f2de2a0a065773723 |
| SHA256 | e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f |
| SHA512 | ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e |
memory/1700-73-0x0000000001E70000-0x0000000001EA6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-21 12:13
Reported
2022-05-21 12:27
Platform
win10v2004-20220414-en
Max time kernel
151s
Max time network
155s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ifconfig.me | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2684 set thread context of 2668 | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe
"C:\Users\Admin\AppData\Local\Temp\Payment confirmation.exe"
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| NL | 104.97.14.81:80 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| IE | 20.54.110.249:443 | tcp | |
| NL | 104.97.14.80:80 | tcp | |
| NL | 104.97.14.80:80 | tcp | |
| US | 8.8.8.8:53 | 226.101.242.52.in-addr.arpa | udp |
| US | 20.42.65.89:443 | tcp | |
| US | 8.8.8.8:53 | 9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa | udp |
| US | 8.8.8.8:53 | ifconfig.me | udp |
| US | 34.117.59.81:80 | ifconfig.me | tcp |
| US | 8.8.8.8:53 | mail.aviner.co.za | udp |
| ZA | 102.130.117.53:587 | mail.aviner.co.za | tcp |
Files
memory/2684-130-0x0000000000320000-0x000000000037A000-memory.dmp
memory/2684-131-0x00000000051B0000-0x0000000005754000-memory.dmp
memory/2684-132-0x0000000004D00000-0x0000000004D92000-memory.dmp
memory/2684-133-0x0000000005070000-0x00000000050B4000-memory.dmp
memory/2684-134-0x0000000005E90000-0x0000000005EB2000-memory.dmp
memory/2668-135-0x0000000000000000-mapping.dmp
memory/2668-136-0x0000000000400000-0x0000000000422000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
| MD5 | 5d4073b2eb6d217c19f2b22f21bf8d57 |
| SHA1 | f0209900fbf08d004b886a0b3ba33ea2b0bf9da8 |
| SHA256 | ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3 |
| SHA512 | 9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159 |
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
| MD5 | 5d4073b2eb6d217c19f2b22f21bf8d57 |
| SHA1 | f0209900fbf08d004b886a0b3ba33ea2b0bf9da8 |
| SHA256 | ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3 |
| SHA512 | 9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159 |
memory/2668-139-0x0000000005AE0000-0x0000000005B7C000-memory.dmp
memory/2668-140-0x00000000065A0000-0x0000000006762000-memory.dmp
memory/2668-141-0x0000000006A70000-0x0000000006AD6000-memory.dmp
memory/2668-142-0x0000000006FC0000-0x0000000006FCA000-memory.dmp