Analysis Overview
SHA256
e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14
Threat Level: Known bad
The file e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14 was found to be: Known bad.
Malicious Activity Summary
WSHRAT
WSHRAT payload
Blocklisted process makes network request
Checks computer location settings
Drops startup file
Adds Run key to start application
Looks up external IP address via web service
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-11-22 08:34
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-11-22 08:34
Reported
2022-11-22 08:37
Platform
win7-20220901-en
Max time kernel
151s
Max time network
149s
Command Line
Signatures
WSHRAT
WSHRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eHmrw.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eHmrw.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Euksrjermc = "\"C:\\Users\\Admin\\AppData\\Roaming\\Dszfa\\Euksrjermc.exe\"" | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\software\microsoft\windows\currentversion\run | C:\Windows\SysWOW64\wscript.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\eHmrw = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\eHmrw.vbs\"" | C:\Windows\SysWOW64\wscript.exe | N/A |
| Key created | \REGISTRY\MACHINE\software\Wow6432Node\microsoft\windows\currentversion\run | C:\Windows\SysWOW64\wscript.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\eHmrw = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\eHmrw.vbs\"" | C:\Windows\SysWOW64\wscript.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1060 set thread context of 1776 | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
"C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQAwAA==
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Roaming\eHmrw.vbs"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | ip-api.com | udp |
| N/A | 208.95.112.1:80 | ip-api.com | tcp |
| N/A | 8.8.8.8:53 | snkcyp.duckdns.org | udp |
| N/A | 8.8.8.8:53 | snkcyp.duckdns.org | udp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | tcp |
Files
memory/1060-54-0x0000000001150000-0x0000000001302000-memory.dmp
memory/1060-55-0x0000000000B50000-0x0000000000C2C000-memory.dmp
memory/1060-56-0x0000000004B50000-0x0000000004BE2000-memory.dmp
memory/1464-57-0x0000000000000000-mapping.dmp
memory/1464-58-0x0000000074DC1000-0x0000000074DC3000-memory.dmp
memory/1464-59-0x000000006F820000-0x000000006FDCB000-memory.dmp
memory/1464-60-0x000000006F820000-0x000000006FDCB000-memory.dmp
memory/1464-61-0x000000006F820000-0x000000006FDCB000-memory.dmp
memory/1776-62-0x0000000000400000-0x000000000048A000-memory.dmp
memory/1776-63-0x0000000000400000-0x000000000048A000-memory.dmp
memory/1776-65-0x0000000000400000-0x000000000048A000-memory.dmp
memory/1776-67-0x0000000000400000-0x000000000048A000-memory.dmp
memory/1776-68-0x0000000000400000-0x000000000048A000-memory.dmp
memory/1776-69-0x00000000004842AE-mapping.dmp
memory/1776-73-0x0000000000400000-0x000000000048A000-memory.dmp
memory/1776-71-0x0000000000400000-0x000000000048A000-memory.dmp
memory/324-74-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\eHmrw.vbs
| MD5 | cd1f081335b6c49a40d51e090604a9ab |
| SHA1 | 5b645d1cf905f73cf7bd23af3dae0c3f381c8b2a |
| SHA256 | efcde6d8aa951a087836a35b27d0db4f95b8c4886a1800c34ce58deab9aa5bdb |
| SHA512 | 47b786ea6414f1c7fffdac54b80b6e064dd9fde3adc8094ec1d6a08648b37be0d46b09bbe316da7d662c6ceaad24eb390332bedfd218ec8dd11d77b067fdfccc |
Analysis: behavioral2
Detonation Overview
Submitted
2022-11-22 08:34
Reported
2022-11-22 08:37
Platform
win10v2004-20220812-en
Max time kernel
155s
Max time network
160s
Command Line
Signatures
WSHRAT
WSHRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eHmrw.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eHmrw.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Euksrjermc = "\"C:\\Users\\Admin\\AppData\\Roaming\\Dszfa\\Euksrjermc.exe\"" | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\software\microsoft\windows\currentversion\run | C:\Windows\SysWOW64\wscript.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eHmrw = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\eHmrw.vbs\"" | C:\Windows\SysWOW64\wscript.exe | N/A |
| Key created | \REGISTRY\MACHINE\software\WOW6432Node\microsoft\windows\currentversion\run | C:\Windows\SysWOW64\wscript.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\eHmrw = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\eHmrw.vbs\"" | C:\Windows\SysWOW64\wscript.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3312 set thread context of 1856 | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
"C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQAwAA==
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Users\Admin\AppData\Local\Temp\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Roaming\eHmrw.vbs"
Network
| Country | Destination | Domain | Proto |
| N/A | 40.79.141.153:443 | tcp | |
| N/A | 8.8.8.8:53 | 97.97.242.52.in-addr.arpa | udp |
| N/A | 93.184.221.240:80 | tcp | |
| N/A | 93.184.220.29:80 | tcp | |
| N/A | 8.8.8.8:53 | ip-api.com | udp |
| N/A | 208.95.112.1:80 | ip-api.com | tcp |
| N/A | 8.8.8.8:53 | snkcyp.duckdns.org | udp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 208.95.112.1:80 | ip-api.com | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 208.95.112.1:80 | ip-api.com | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
| N/A | 194.180.48.65:44147 | snkcyp.duckdns.org | tcp |
Files
memory/3312-132-0x0000000000C60000-0x0000000000E12000-memory.dmp
memory/3312-133-0x00000000061F0000-0x0000000006212000-memory.dmp
memory/5048-134-0x0000000000000000-mapping.dmp
memory/5048-135-0x00000000029A0000-0x00000000029D6000-memory.dmp
memory/5048-136-0x0000000005350000-0x0000000005978000-memory.dmp
memory/5048-137-0x0000000005160000-0x00000000051C6000-memory.dmp
memory/5048-138-0x00000000051D0000-0x0000000005236000-memory.dmp
memory/5048-139-0x0000000005F90000-0x0000000005FAE000-memory.dmp
memory/5048-140-0x00000000075F0000-0x0000000007C6A000-memory.dmp
memory/5048-141-0x0000000006470000-0x000000000648A000-memory.dmp
memory/3008-142-0x0000000000000000-mapping.dmp
memory/1856-143-0x0000000000000000-mapping.dmp
memory/1856-144-0x0000000000400000-0x000000000048A000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e7be55c53cc03e17484068b1f69f6b2091f9cfe105480b9595f30bb557112f14.exe.log
| MD5 | 7e88081fcf716d85992bb3af3d9b6454 |
| SHA1 | 2153780fbc71061b0102a7a7b665349e1013e250 |
| SHA256 | 5ffb4a3ea94a6a53c4f88e2191c6fec5fd8a7336e367aa113fe8c12631e0c4d2 |
| SHA512 | ec606e14367ae221c04f213a61a6f797034495121198e4788e3afa4aa8db67bf59c5c5210a56afae5557158e8923b013b371b84c7d64303618c5b4c57a2224f7 |
memory/2340-146-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\eHmrw.vbs
| MD5 | cd1f081335b6c49a40d51e090604a9ab |
| SHA1 | 5b645d1cf905f73cf7bd23af3dae0c3f381c8b2a |
| SHA256 | efcde6d8aa951a087836a35b27d0db4f95b8c4886a1800c34ce58deab9aa5bdb |
| SHA512 | 47b786ea6414f1c7fffdac54b80b6e064dd9fde3adc8094ec1d6a08648b37be0d46b09bbe316da7d662c6ceaad24eb390332bedfd218ec8dd11d77b067fdfccc |