Analysis Overview
SHA256
2e4d9754a395aa51d9d35a6af209c4b041b8fa5c7fdad41bfc0df97d841091f6
Threat Level: Known bad
The file 2e4d9754a395aa51d9d35a6af209c4b041b8fa5c7fdad41bfc0df97d841091f6 was found to be: Known bad.
Malicious Activity Summary
WSHRAT
WSHRAT Payload
Blocklisted process makes network request
Executes dropped EXE
Drops startup file
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-10-21 21:27
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-10-21 21:26
Reported
2021-10-21 21:32
Platform
win10-en-20211014
Max time kernel
151s
Max time network
147s
Command Line
Signatures
WSHRAT
WSHRAT Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\74800197\WHS2.0.exe | N/A |
| N/A | N/A | C:\74800197\wcnaumia.pif | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EkoHX.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EkoHX.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OPAFu.vbs | C:\Windows\SysWOW64\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OPAFu.vbs | C:\Windows\SysWOW64\wscript.exe | 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\wscript.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\OPAFu = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\OPAFu.vbs\"" | C:\Windows\SysWOW64\wscript.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\software\microsoft\windows\currentversion\run | C:\Windows\SysWOW64\wscript.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\EkoHX = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\EkoHX.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\EkoHX = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\EkoHX.vbs\"" | C:\Windows\SysWOW64\wscript.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\software\microsoft\windows\currentversion\run | C:\Windows\SysWOW64\wscript.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\OPAFu = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\OPAFu.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 4636 set thread context of 4284 | N/A | C:\74800197\wcnaumia.pif | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2e4d9754a395aa51d9d35a6af209c4b041b8fa5c7fdad41bfc0df97d841091f6.exe
"C:\Users\Admin\AppData\Local\Temp\2e4d9754a395aa51d9d35a6af209c4b041b8fa5c7fdad41bfc0df97d841091f6.exe"
C:\74800197\WHS2.0.exe
"C:\74800197\WHS2.0.exe" Community portal – Bulletin board,
C:\74800197\wcnaumia.pif
"C:\74800197\wcnaumia.pif" fhmoqoe.prw
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Roaming\EkoHX.vbs
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Roaming\OPAFu.vbs
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | concideritdone.duckdns.org | udp |
| US | 156.96.151.237:5001 | concideritdone.duckdns.org | tcp |
| US | 156.96.151.237:5001 | concideritdone.duckdns.org | tcp |
| US | 8.8.8.8:53 | sv.symcb.com | udp |
| US | 93.184.220.29:80 | sv.symcb.com | tcp |
| US | 8.8.8.8:53 | s.symcb.com | udp |
| US | 72.21.91.29:80 | s.symcb.com | tcp |
| US | 8.8.8.8:53 | ts-crl.ws.symantec.com | udp |
| US | 72.21.91.29:80 | ts-crl.ws.symantec.com | tcp |
| US | 156.96.151.237:5001 | concideritdone.duckdns.org | tcp |
| US | 156.96.151.237:5001 | concideritdone.duckdns.org | tcp |
| US | 8.8.8.8:53 | time.windows.com | udp |
| NL | 20.101.57.9:123 | time.windows.com | udp |
| US | 156.96.151.237:5001 | concideritdone.duckdns.org | tcp |
| US | 156.96.151.237:5001 | concideritdone.duckdns.org | tcp |
| US | 156.96.151.237:5001 | tcp |
Files
C:\74800197\WHS2.0.exe
| MD5 | 40acb53d42e4b4d20a0111e6dd847606 |
| SHA1 | d010be1ba9ceea60098bebbfee425c0cda66b9a2 |
| SHA256 | 213d841404449d68dd9f50c18f7259074c43df2fd5221f0bbd34d2e89b611b73 |
| SHA512 | a7834c27ab5e432a9243376fc7b058e819c56290580f96c28dcd61ca6356d4a7507f907373635cfec933c2fb916cbd07abb50ef39b7b1416c665c77b3930794d |
memory/4556-115-0x0000000000000000-mapping.dmp
memory/4636-117-0x0000000000000000-mapping.dmp
C:\74800197\wcnaumia.pif
| MD5 | 1d7071dd5cda216508b235c0e2318b05 |
| SHA1 | 0b972fbc1ea8a47204b2a187e608744a4e947bc2 |
| SHA256 | 788edeacd860a1a3bb22b839c1ecf408227e1e14bbe0b1baf55824075161f996 |
| SHA512 | 65965d2de629024773dddf5f8f37d40a15afc51cbaec48c8cda3b0763e9391e065c5ee6ab81b7f4e53ab1f531ef53bb9dccd9ddd4a1c9423922eebf37e544118 |
C:\74800197\wcnaumia.pif
| MD5 | 1d7071dd5cda216508b235c0e2318b05 |
| SHA1 | 0b972fbc1ea8a47204b2a187e608744a4e947bc2 |
| SHA256 | 788edeacd860a1a3bb22b839c1ecf408227e1e14bbe0b1baf55824075161f996 |
| SHA512 | 65965d2de629024773dddf5f8f37d40a15afc51cbaec48c8cda3b0763e9391e065c5ee6ab81b7f4e53ab1f531ef53bb9dccd9ddd4a1c9423922eebf37e544118 |
C:\74800197\WHS2.0.exe
| MD5 | 40acb53d42e4b4d20a0111e6dd847606 |
| SHA1 | d010be1ba9ceea60098bebbfee425c0cda66b9a2 |
| SHA256 | 213d841404449d68dd9f50c18f7259074c43df2fd5221f0bbd34d2e89b611b73 |
| SHA512 | a7834c27ab5e432a9243376fc7b058e819c56290580f96c28dcd61ca6356d4a7507f907373635cfec933c2fb916cbd07abb50ef39b7b1416c665c77b3930794d |
C:\74800197\fhmoqoe.prw
| MD5 | e75fbfd8862e84ee21bcb907cc2892b5 |
| SHA1 | 4e9cfb118f78515f50f55f0db76d31cbeea2d5f7 |
| SHA256 | 608eaa0d2ace789444e27bf7f5da436e6c9d5459fddcb9d7237d7c2cb93261b4 |
| SHA512 | 310538d019cc1a363b97d4c2a14998aaa2984e5284aa046478bf19539bffb55e08e8c19272361f2146ada6195380741d874a20e11f729b54f956d87292d07b1b |
memory/4556-122-0x0000000002990000-0x0000000002991000-memory.dmp
C:\74800197\vijppg.txt
| MD5 | 808bdb5b8f93f34c6d64bb48283776ec |
| SHA1 | e3f096b0ea493885ba3e1058594c2d48d4ea89c9 |
| SHA256 | 799a62dc96ba037ccec9ca7a417a4c5428454a3f52c7b4444f728d79b5f06fd7 |
| SHA512 | 97582524e55fbb90185dd4e5c8eb6ea5e1a57aa5354278878786881593ef2bd85f3fba8ef6a94d89b8f9dc14c07ee85553e58fa00dd64adfe73d954f3a4af0ff |
C:\74800197\envmhh.cos
| MD5 | 80eee5b692798640be0b6d0ca2f8768c |
| SHA1 | c39d4b5b048194ef1acdecc8b7cab27e63bc0402 |
| SHA256 | 9b6c1dad4b42a308e4fade72da97589161c7cc37c5d926353f216e1903ec9780 |
| SHA512 | c587cc27b96fa66a1188947b85f9f27ea61e502e21456411536f48e533377e80301a4fe82eba451d82c1d12b9c5368336d166542d44f12b990a73d10382612d8 |
memory/4284-125-0x0000000001020000-0x00000000014CE000-memory.dmp
memory/4284-126-0x00000000010A42AE-mapping.dmp
memory/876-127-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\EkoHX.vbs
| MD5 | 952b1cbd78885f81760a77dc3b453fd3 |
| SHA1 | 4af75b46620b063fc23652c3ecaa3b4081074572 |
| SHA256 | fe3f15e4a3d59457c16fb955e38be8df4bfe3a0978a2b09c85705f14bb6d751d |
| SHA512 | 1d6f2f6d91f88725b9515b2877348616dee3d96b862014f6c6b54f41b18835483cdf5b6294e99e0fdff17d80d79b27ac70638cab6376b15526b87b592313b837 |
memory/1500-131-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\OPAFu.vbs
| MD5 | 952b1cbd78885f81760a77dc3b453fd3 |
| SHA1 | 4af75b46620b063fc23652c3ecaa3b4081074572 |
| SHA256 | fe3f15e4a3d59457c16fb955e38be8df4bfe3a0978a2b09c85705f14bb6d751d |
| SHA512 | 1d6f2f6d91f88725b9515b2877348616dee3d96b862014f6c6b54f41b18835483cdf5b6294e99e0fdff17d80d79b27ac70638cab6376b15526b87b592313b837 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1BA3P8U7\json[1].json
| MD5 | 0c17abb0ed055fecf0c48bb6e46eb4eb |
| SHA1 | a692730c8ec7353c31b94a888f359edb54aaa4c8 |
| SHA256 | f41e99f954e33e7b0e39930ec8620bf29801efc44275c1ee6b5cfa5e1be202c0 |
| SHA512 | 645a9f2f94461d8a187261b736949df398ece5cfbf1af8653d18d3487ec1269d9f565534c1e249c12f31b3b1a41a8512953b1e991b001fc1360059e3fd494ec3 |