Analysis Overview
SHA256
3872c12d31fc9825e8661ac01ecee2572460677afbc7093f920a8436a42e28ff
Threat Level: Shows suspicious behavior
The file MEMZ.exe was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Writes to the Master Boot Record (MBR)
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious behavior: GetForegroundWindowSpam
Checks SCSI registry key(s)
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-14 10:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-14 10:17
Reported
2024-06-14 10:18
Platform
win10v2004-20240611-en
Max time kernel
44s
Max time network
51s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\MEMZ.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\MEMZ.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\MEMZ.exe | N/A |
Enumerates physical storage devices
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 | C:\Windows\system32\taskmgr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A | C:\Windows\system32\taskmgr.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeCreateGlobalPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe"
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /main
C:\Windows\SysWOW64\notepad.exe
"C:\Windows\System32\notepad.exe" \note.txt
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://google.co.ck/search?q=g3t+r3kt
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb070246f8,0x7ffb07024708,0x7ffb07024718
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2112 /prefetch:2
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3280 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3300 /prefetch:1
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4852 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,13299707672886416876,9122837320895610670,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3300 /prefetch:1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| BE | 2.17.107.130:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 130.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.15.31.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | google.co.ck | udp |
| GB | 142.250.187.228:80 | google.co.ck | tcp |
| GB | 142.250.187.228:80 | google.co.ck | tcp |
| US | 8.8.8.8:53 | www.google.com | udp |
| GB | 142.250.187.196:80 | www.google.com | tcp |
| GB | 142.250.187.196:443 | www.google.com | tcp |
| US | 8.8.8.8:53 | support.google.com | udp |
| US | 8.8.8.8:53 | 228.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.187.250.142.in-addr.arpa | udp |
| GB | 142.250.187.196:443 | www.google.com | udp |
| US | 8.8.8.8:53 | 195.212.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.201.58.216.in-addr.arpa | udp |
Files
C:\note.txt
| MD5 | afa6955439b8d516721231029fb9ca1b |
| SHA1 | 087a043cc123c0c0df2ffadcf8e71e3ac86bbae9 |
| SHA256 | 8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270 |
| SHA512 | 5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf |
memory/1788-2-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-4-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-3-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-8-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-14-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-13-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-12-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-11-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-10-0x000001794AC60000-0x000001794AC61000-memory.dmp
memory/1788-9-0x000001794AC60000-0x000001794AC61000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | c39b3aa574c0c938c80eb263bb450311 |
| SHA1 | f4d11275b63f4f906be7a55ec6ca050c62c18c88 |
| SHA256 | 66f8d413a30451055d4b6fa40e007197a4bb93a66a28ca4112967ec417ffab6c |
| SHA512 | eeca2e21cd4d66835beb9812e26344c8695584253af397b06f378536ca797c3906a670ed239631729c96ebb93acfb16327cf58d517e83fb8923881c5fdb6d232 |
\??\pipe\LOCAL\crashpad_3288_WOCNVXIKBGQYTGIH
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | dabfafd78687947a9de64dd5b776d25f |
| SHA1 | 16084c74980dbad713f9d332091985808b436dea |
| SHA256 | c7658f407cbe799282ef202e78319e489ed4e48e23f6d056b505bc0d73e34201 |
| SHA512 | dae1de5245cd9b72117c430250aa2029eb8df1b85dc414ac50152d8eba4d100bcf0320ac18446f865dc96949f8b06a5b9e7a0c84f9c1b0eada318e80f99f9d2b |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | 2c60b1f2aca8634277f602475a456d22 |
| SHA1 | 1b6e569067fbf52f575f11f6906d3b796ed6105e |
| SHA256 | fa2a7490a0471466386ba88ce90696cd36249b6cdcffd0ac6ec23cc2bdb1c4c0 |
| SHA512 | 0ac266067e087ed3e2883de11c8a78aac78fbda9b9a10a359632136cd6d79c5656faaf077ff724dbb0e48e577e17fc3a99e1ff82f20a3113fa5e1ce980b26197 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 10:17
Reported
2024-06-14 10:20
Platform
win7-20240611-en
Max time kernel
23s
Max time network
19s
Command Line
Signatures
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\MEMZ.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\MEMZ.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe"
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /main
C:\Windows\SysWOW64\notepad.exe
"C:\Windows\System32\notepad.exe" \note.txt
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
Network
Files
C:\note.txt
| MD5 | afa6955439b8d516721231029fb9ca1b |
| SHA1 | 087a043cc123c0c0df2ffadcf8e71e3ac86bbae9 |
| SHA256 | 8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270 |
| SHA512 | 5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf |
memory/2684-2-0x0000000140000000-0x00000001405E8000-memory.dmp