Analysis Overview
SHA256
7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58
Threat Level: Known bad
The file 7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58 was found to be: Known bad.
Malicious Activity Summary
Xloader
Formbook
Xloader payload
Adds policy Run key to start application
Reads user/profile data of web browsers
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Program Files directory
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious behavior: MapViewOfSection
Gathers network information
Modifies Internet Explorer settings
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-01-16 22:55
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-01-16 22:55
Reported
2023-01-16 22:57
Platform
win7-20220812-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Formbook
Xloader
Xloader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\wuapp.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\GZVHTLWH = "C:\\Program Files (x86)\\Kzvqlxv30\\mfco0hxi.exe" | C:\Windows\SysWOW64\wuapp.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 288 set thread context of 1972 | N/A | C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe |
| PID 1972 set thread context of 1444 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | C:\Windows\Explorer.EXE |
| PID 1972 set thread context of 1444 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | C:\Windows\Explorer.EXE |
| PID 1580 set thread context of 1444 | N/A | C:\Windows\SysWOW64\wuapp.exe | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Kzvqlxv30\mfco0hxi.exe | C:\Windows\SysWOW64\wuapp.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-999675638-2867687379-27515722-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\wuapp.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wuapp.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\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe
"C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\wuapp.exe
"C:\Windows\SysWOW64\wuapp.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | www.symmetrya.online | udp |
| N/A | 31.214.178.54:80 | www.symmetrya.online | tcp |
| N/A | 8.8.8.8:53 | www.elmar-bhp.com | udp |
| N/A | 180.215.150.20:80 | www.elmar-bhp.com | tcp |
| N/A | 8.8.8.8:53 | www.peakice.net | udp |
| N/A | 23.227.38.74:80 | www.peakice.net | tcp |
| N/A | 8.8.8.8:53 | www.international-ipo.com | udp |
| N/A | 35.75.83.150:80 | www.international-ipo.com | tcp |
| N/A | 8.8.8.8:53 | www.elegantmuka.com | udp |
| N/A | 185.93.165.172:80 | www.elegantmuka.com | tcp |
| N/A | 8.8.8.8:53 | www.international-ipo.com | udp |
| N/A | 35.75.83.150:80 | www.international-ipo.com | tcp |
| N/A | 54.178.236.58:80 | www.international-ipo.com | tcp |
| N/A | 8.8.8.8:53 | www.globalcityb.com | udp |
| N/A | 8.8.8.8:53 | www.fxivcama.com | udp |
| N/A | 69.57.161.210:80 | www.fxivcama.com | tcp |
| N/A | 8.8.8.8:53 | www.premhub.club | udp |
| N/A | 198.251.89.247:80 | www.premhub.club | tcp |
| N/A | 198.251.89.247:80 | www.premhub.club | tcp |
Files
memory/288-54-0x00000000003F0000-0x0000000000430000-memory.dmp
memory/288-55-0x0000000000790000-0x00000000007CC000-memory.dmp
memory/288-56-0x00000000003D0000-0x00000000003DE000-memory.dmp
memory/288-57-0x00000000003E0000-0x00000000003E8000-memory.dmp
memory/1972-58-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1972-59-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1972-61-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1972-62-0x000000000041F1F0-mapping.dmp
memory/1972-64-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1972-65-0x00000000008A0000-0x0000000000BA3000-memory.dmp
memory/1972-66-0x0000000000290000-0x00000000002A1000-memory.dmp
memory/1444-67-0x0000000004840000-0x0000000004909000-memory.dmp
memory/1972-69-0x00000000002D0000-0x00000000002E1000-memory.dmp
memory/1444-70-0x0000000004970000-0x0000000004A30000-memory.dmp
memory/1580-71-0x0000000000000000-mapping.dmp
memory/1972-72-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1592-73-0x0000000000000000-mapping.dmp
memory/1580-74-0x0000000001030000-0x000000000103B000-memory.dmp
memory/1580-75-0x0000000000C90000-0x0000000000F93000-memory.dmp
memory/1580-76-0x0000000000090000-0x00000000000BB000-memory.dmp
memory/1580-77-0x0000000000380000-0x0000000000410000-memory.dmp
memory/1444-78-0x0000000004B50000-0x0000000004CD9000-memory.dmp
memory/1580-79-0x0000000000090000-0x00000000000BB000-memory.dmp
memory/1444-80-0x0000000004B50000-0x0000000004CD9000-memory.dmp
memory/1580-81-0x0000000075351000-0x0000000075353000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-01-16 22:55
Reported
2023-01-16 22:57
Platform
win10v2004-20220901-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Formbook
Xloader
Xloader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ZZLHXZ7XHPX = "C:\\Program Files (x86)\\V9rj84f\\bnttulzlgbsp.exe" | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1884 set thread context of 2760 | N/A | C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe |
| PID 2760 set thread context of 3056 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | C:\Windows\Explorer.EXE |
| PID 2760 set thread context of 3056 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | C:\Windows\Explorer.EXE |
| PID 2320 set thread context of 3056 | N/A | C:\Windows\SysWOW64\ipconfig.exe | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\V9rj84f\bnttulzlgbsp.exe | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe
"C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\SysWOW64\ipconfig.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 20.189.173.12:443 | tcp | |
| N/A | 8.8.8.8:53 | www.happy-tile.com | udp |
| N/A | 8.8.8.8:53 | www.taxtaa.com | udp |
| N/A | 47.246.48.226:80 | www.taxtaa.com | tcp |
| N/A | 8.8.8.8:53 | www.fxivcama.com | udp |
| N/A | 69.57.161.210:80 | www.fxivcama.com | tcp |
| N/A | 8.8.8.8:53 | www.ctxd089.com | udp |
| N/A | 8.8.8.8:53 | www.kkrcrzyz.xyz | udp |
| N/A | 8.8.8.8:53 | www.international-ipo.com | udp |
| N/A | 54.178.236.58:80 | www.international-ipo.com | tcp |
| N/A | 8.8.8.8:53 | www.international-ipo.com | udp |
| N/A | 54.178.236.58:80 | www.international-ipo.com | tcp |
| N/A | 54.178.236.58:80 | www.international-ipo.com | tcp |
| N/A | 35.75.83.150:80 | www.international-ipo.com | tcp |
| N/A | 54.178.236.58:80 | www.international-ipo.com | tcp |
| N/A | 54.178.236.58:80 | www.international-ipo.com | tcp |
| N/A | 8.8.8.8:53 | www.video-raamsdonk.online | udp |
| N/A | 82.75.5.176:80 | www.video-raamsdonk.online | tcp |
| N/A | 82.75.5.176:80 | www.video-raamsdonk.online | tcp |
| N/A | 82.75.5.176:80 | www.video-raamsdonk.online | tcp |
Files
memory/1884-132-0x0000000000B20000-0x0000000000B60000-memory.dmp
memory/2760-133-0x0000000000000000-mapping.dmp
memory/2760-134-0x0000000000400000-0x000000000042B000-memory.dmp
memory/2760-136-0x0000000001690000-0x00000000019DA000-memory.dmp
memory/3056-138-0x0000000002C70000-0x0000000002D97000-memory.dmp
memory/2760-137-0x00000000015F0000-0x0000000001601000-memory.dmp
memory/2760-139-0x0000000000400000-0x000000000042B000-memory.dmp
memory/2760-140-0x0000000001670000-0x0000000001681000-memory.dmp
memory/3056-141-0x0000000007530000-0x00000000075ED000-memory.dmp
memory/2320-142-0x0000000000000000-mapping.dmp
memory/2760-143-0x0000000000400000-0x000000000042B000-memory.dmp
memory/2320-144-0x0000000000F90000-0x0000000000F9B000-memory.dmp
memory/2320-145-0x0000000000420000-0x000000000044B000-memory.dmp
memory/2320-146-0x0000000000BA0000-0x0000000000EEA000-memory.dmp
memory/2292-147-0x0000000000000000-mapping.dmp
memory/2320-148-0x00000000009F0000-0x0000000000A80000-memory.dmp
memory/2320-149-0x0000000000420000-0x000000000044B000-memory.dmp
memory/3056-150-0x0000000008540000-0x00000000085FB000-memory.dmp
memory/3056-151-0x0000000008540000-0x00000000085FB000-memory.dmp
memory/4804-152-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\DB1
| MD5 | b608d407fc15adea97c26936bc6f03f6 |
| SHA1 | 953e7420801c76393902c0d6bb56148947e41571 |
| SHA256 | b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf |
| SHA512 | cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4 |
memory/4088-154-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\DB1
| MD5 | 349e6eb110e34a08924d92f6b334801d |
| SHA1 | bdfb289daff51890cc71697b6322aa4b35ec9169 |
| SHA256 | c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a |
| SHA512 | 2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574 |