Analysis Overview
SHA256
1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9
Threat Level: Known bad
The file 1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9 was found to be: Known bad.
Malicious Activity Summary
Gozi, Gozi IFSB
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Deletes itself
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Suspicious use of SendNotifyMessage
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-06-12 22:51
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-06-12 22:51
Reported
2022-06-13 04:38
Platform
win7-20220414-en
Max time kernel
139s
Max time network
141s
Command Line
Signatures
Gozi, Gozi IFSB
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 208.67.222.222 | N/A | N/A |
| Destination IP | 208.67.222.222 | N/A | N/A |
| Destination IP | 208.67.222.222 | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\actian32 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\COLOorui\\bidiprov.exe" | C:\Users\Admin\AppData\Local\Temp\1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2028 set thread context of 1956 | N/A | C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe | C:\Windows\system32\svchost.exe |
| PID 1956 set thread context of 1268 | N/A | C:\Windows\system32\svchost.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe | N/A |
| N/A | N/A | C:\Windows\system32\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9.exe
"C:\Users\Admin\AppData\Local\Temp\1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\A725\E57A.bat" "C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe" "C:\Users\Admin\AppData\Local\Temp\1DF5BB~1.EXE""
C:\Windows\SysWOW64\cmd.exe
cmd /C ""C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe" "C:\Users\Admin\AppData\Local\Temp\1DF5BB~1.EXE""
C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe
"C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe" "C:\Users\Admin\AppData\Local\Temp\1DF5BB~1.EXE"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\cmd.exe
cmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\7658.bi1"
C:\Windows\system32\nslookup.exe
nslookup myip.opendns.com resolver1.opendns.com
C:\Windows\system32\cmd.exe
cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\7658.bi1"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | evastrutzmann.at | udp |
| FI | 95.216.246.27:80 | evastrutzmann.at | tcp |
| US | 8.8.8.8:53 | enzocioppa.it | udp |
| IT | 185.205.40.92:80 | enzocioppa.it | tcp |
| US | 8.8.8.8:53 | edv-zander.de | udp |
| DE | 91.247.145.79:80 | edv-zander.de | tcp |
| US | 8.8.8.8:53 | vogelpraxis.de | udp |
| DE | 81.169.145.95:80 | vogelpraxis.de | tcp |
| DE | 81.169.145.95:443 | vogelpraxis.de | tcp |
| DE | 81.169.145.95:443 | vogelpraxis.de | tcp |
| US | 8.8.8.8:53 | drevotvarbystre.cz | udp |
| CZ | 217.31.49.106:80 | drevotvarbystre.cz | tcp |
| US | 8.8.8.8:53 | duraleu.it | udp |
| US | 8.8.8.8:53 | weartum.at | udp |
| US | 8.8.8.8:53 | resolver1.opendns.com | udp |
| US | 208.67.222.222:53 | resolver1.opendns.com | udp |
| US | 208.67.222.222:53 | resolver1.opendns.com | udp |
| US | 208.67.222.222:53 | resolver1.opendns.com | udp |
| US | 8.8.8.8:53 | niolan.at | udp |
Files
memory/1732-54-0x00000000750C1000-0x00000000750C3000-memory.dmp
memory/1732-56-0x0000000000400000-0x000000000049B000-memory.dmp
memory/1732-55-0x00000000001C0000-0x000000000021C000-memory.dmp
memory/1708-57-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\A725\E57A.bat
| MD5 | 110540422d22cddcdb1f375643345e28 |
| SHA1 | 40ba44d9f9e35c1d25e6339df64bd543da66bfc0 |
| SHA256 | 31767e8cb3742bf5126022eb9a713e2e91131ee909ec7713d92fb5930abac3c2 |
| SHA512 | 6871e1ebbfed20969f6bfd73f3ba65f01843c18811399f31188010a357cb5a666696a181130b37c50821acb6ed37837cbe76dde49294c2368d7787b3eb45e036 |
memory/2016-59-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe
| MD5 | ad75aa67ed2a0092901c74856ccf26d8 |
| SHA1 | 2eb24c6044442e90cf309cee62e7acc989e47405 |
| SHA256 | 1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9 |
| SHA512 | aa15086950eb5e4aa342a21f3e7b2d684fd151e78f99e6cda920e086591a95cbcb0f1eb1fb4600e7d6562429e120fb8376b3ed8d2b852ec77ae81d330a2563ff |
memory/2028-62-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe
| MD5 | ad75aa67ed2a0092901c74856ccf26d8 |
| SHA1 | 2eb24c6044442e90cf309cee62e7acc989e47405 |
| SHA256 | 1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9 |
| SHA512 | aa15086950eb5e4aa342a21f3e7b2d684fd151e78f99e6cda920e086591a95cbcb0f1eb1fb4600e7d6562429e120fb8376b3ed8d2b852ec77ae81d330a2563ff |
C:\Users\Admin\AppData\Roaming\MICROS~1\COLOorui\bidiprov.exe
| MD5 | ad75aa67ed2a0092901c74856ccf26d8 |
| SHA1 | 2eb24c6044442e90cf309cee62e7acc989e47405 |
| SHA256 | 1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9 |
| SHA512 | aa15086950eb5e4aa342a21f3e7b2d684fd151e78f99e6cda920e086591a95cbcb0f1eb1fb4600e7d6562429e120fb8376b3ed8d2b852ec77ae81d330a2563ff |
memory/2028-65-0x0000000000400000-0x000000000049B000-memory.dmp
memory/1956-66-0x0000000000000000-mapping.dmp
memory/2028-67-0x0000000000400000-0x000000000049B000-memory.dmp
memory/1956-68-0x00000000000D0000-0x0000000000162000-memory.dmp
memory/1956-69-0x00000000000D0000-0x0000000000162000-memory.dmp
memory/1268-70-0x0000000004970000-0x0000000004A02000-memory.dmp
memory/1276-71-0x0000000000000000-mapping.dmp
memory/1444-72-0x0000000000000000-mapping.dmp
memory/1820-73-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\7658.bi1
| MD5 | ace7e9f29953c4fbd6a930b50f792079 |
| SHA1 | 97511e3438221ac9c30944fca7b91e87978c1248 |
| SHA256 | 58b498e17cfc59584aae9620ca60d657e3691c7bfc1896e581f3f9292390bfd8 |
| SHA512 | 5dc35105667f0e1231fd21b85a7dbc65f207251efbbe173545d8f0172272b0ad68cc084514f8b034b998194a4e63b29ffb862243c65bf14ab0eba3ee2d081106 |
C:\Users\Admin\AppData\Local\Temp\7658.bi1
| MD5 | ace7e9f29953c4fbd6a930b50f792079 |
| SHA1 | 97511e3438221ac9c30944fca7b91e87978c1248 |
| SHA256 | 58b498e17cfc59584aae9620ca60d657e3691c7bfc1896e581f3f9292390bfd8 |
| SHA512 | 5dc35105667f0e1231fd21b85a7dbc65f207251efbbe173545d8f0172272b0ad68cc084514f8b034b998194a4e63b29ffb862243c65bf14ab0eba3ee2d081106 |
memory/1268-76-0x0000000004970000-0x0000000004A02000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-06-12 22:51
Reported
2022-06-13 04:38
Platform
win10v2004-20220414-en
Max time kernel
169s
Max time network
204s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9.exe
"C:\Users\Admin\AppData\Local\Temp\1df5bbc1cff3a247d6c3c11980b0118986e74e17e7f3836b3dea87e6f09545e9.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 492
Network
| Country | Destination | Domain | Proto |
| US | 20.189.173.7:443 | tcp | |
| IE | 20.54.89.15:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 96.108.152.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa | udp |
Files
memory/1968-130-0x0000000002240000-0x000000000229C000-memory.dmp