Windows
Analysis Report
SecuriteInfo.com.W64.Remsim.A.gen.Eldorado.3236.10370.exe
Overview
General Information
Detection
SimpleHelpRemoteAdmin
Score: | 63 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Compliance
Score: | 48 |
Range: | 0 - 100 |
Signatures
Snort IDS alert for network traffic
AI detected suspicious sample
Contains VNC / remote desktop functionality (version string found)
Deletes keys which are related to windows safe boot (disables safe mode boot)
Enables network access during safeboot for specific services
Installs a global keyboard hook
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines)
Writes a notice file (html or txt) to demand a ransom
AV process strings found (often used to terminate AV products)
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to dynamically determine API calls
Contains functionality to query locales information (e.g. system language)
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Creates a process in suspended mode (likely to inject code)
Creates or modifies windows services
Detected potential crypto function
Dropped file seen in connection with other malware
Drops PE files
Drops PE files to the application program directory (C:\ProgramData)
Drops files with a non-matching file extension (content does not match file extension)
EXE planting / hijacking vulnerabilities found
Enables debug privileges
Extensive use of GetProcAddress (often used to hide API calls)
Found dropped PE file which has not been started or loaded
Found evasive API chain (may stop execution after checking a module file name)
Found inlined nop instructions (likely shell or obfuscated code)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
Installs a global mouse hook
May sleep (evasive loops) to hinder dynamic analysis
PE file contains an invalid checksum
PE file contains sections with non-standard names
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive Operating System Information (via WMI, Win32_ComputerSystem, often done to detect virtual machines)
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Queries the volume information (name, serial number etc) of a device
Sample file is different than original file name gathered from version info
Sigma detected: Execution of Suspicious File Type Extension
Uses a known web browser user agent for HTTP communication
Uses cacls to modify the permissions of files
Uses code obfuscation techniques (call, push, ret)
Very long cmdline option found, this is very uncommon (may be encrypted or packed)
Yara detected SimpleHelp RemoteAdmin tool
Classification
- System is w10x64
SecuriteInfo.com.W64.Remsim.A.gen.Eldorado.3236.10370.exe (PID: 6228 cmdline:
"C:\Users\ user\Deskt op\Securit eInfo.com. W64.Remsim .A.gen.Eld orado.3236 .10370.exe " MD5: 849A79EA8C4BD2B858387D51CF93BED7) unpack200.exe (PID: 6800 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\crs-age nt.jar.p2" "C:\Users \user\AppD ata\Roamin g\JWrapper -Remote Su pport\JWra pperTemp-1 716525001- 6-app\lib\ crs-agent. jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 6888 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\charset s.jar.p2" "C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\lib\c harsets.ja r" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 6948 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\jsse.ja r.p2" "C:\ Users\user \AppData\R oaming\JWr apper-Remo te Support \JWrapperT emp-171652 5001-6-app \lib\jsse. jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 7004 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\jac cess.jar.p 2" "C:\Use rs\user\Ap pData\Roam ing\JWrapp er-Remote Support\JW rapperTemp -171652500 1-6-app\li b\ext\jacc ess.jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 5688 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\sun pkcs11.jar .p2" "C:\U sers\user\ AppData\Ro aming\JWra pper-Remot e Support\ JWrapperTe mp-1716525 001-6-app\ lib\ext\su npkcs11.ja r" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 6956 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\ope njsse.jar. p2" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\ope njsse.jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 6936 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\leg acy8ujsse. jar.p2" "C :\Users\us er\AppData \Roaming\J Wrapper-Re mote Suppo rt\JWrappe rTemp-1716 525001-6-a pp\lib\ext \legacy8uj sse.jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 6984 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\cld rdata.jar. p2" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\cld rdata.jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 2312 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\acc ess-bridge -64.jar.p2 " "C:\User s\user\App Data\Roami ng\JWrappe r-Remote S upport\JWr apperTemp- 1716525001 -6-app\lib \ext\acces s-bridge-6 4.jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 7124 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\ext\sun mscapi.jar .p2" "C:\U sers\user\ AppData\Ro aming\JWra pper-Remot e Support\ JWrapperTe mp-1716525 001-6-app\ lib\ext\su nmscapi.ja r" MD5: FFAE954C09033DF1EBCD4FE056B183F2) unpack200.exe (PID: 6204 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\u npack200.e xe" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\rt.jar. p2" "C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J WrapperTem p-17165250 01-6-app\l ib\rt.jar" MD5: FFAE954C09033DF1EBCD4FE056B183F2) windowslauncher.exe (PID: 2364 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 16525001-6 -app\bin\w indowslaun cher.exe" "-Xshare:d ump" MD5: 58AF839323322202948776B70447BECD) Remote SupportECompatibility.exe (PID: 6632 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap per-Window s64JRE-000 84000053-c omplete\bi n\Remote S upportECom patibility .exe" -cp "C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap perTemp-17 1652507175 2-5\custom er-jar-wit h-dependen cies.jar" -Xmx512m - Xms5m -XX: MinHeapFre eRatio=15 -XX:MaxHea pFreeRatio =30 -Djava .util.Arra ys.useLega cyMergeSor t=true -Dj ava.net.pr eferIPv4St ack=true - Dsun.java2 d.dpiaware =true -Dht tps.protoc ols=TLSv1, TLSv1.1,TL Sv1.2,TLSv 1.3 -Dsun. awt.fontco nfig=fontc onfig.prop erties jwr apper.JWra pper "C:\U sers\user\ AppData\Ro aming\JWra pper-Remot e Support\ JWrapperTe mp-1716525 071752-5\u nrestricte d\JWLaunch Properties -171652508 2986-0" MD5: 58AF839323322202948776B70447BECD) Remote Support.exe (PID: 2536 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap per-Window s64JRE-000 84000053-c omplete\bi n\Remote S upport.exe " -cp "C:\ Users\user \AppData\R oaming\JWr apper-Remo te Support \JWrapper- Remote Sup port-00102 236241-com plete\cust omer-jar-w ith-depend encies.jar " -Xmx512m -Xms5m -X X:MinHeapF reeRatio=1 5 -XX:MaxH eapFreeRat io=30 -Dja va.util.Ar rays.useLe gacyMergeS ort=true - Djava.net. preferIPv4 Stack=true -Dsun.jav a2d.dpiawa re=true -D https.prot ocols=TLSv 1,TLSv1.1, TLSv1.2,TL Sv1.3 -Dsu n.awt.font config=fon tconfig.pr operties j wrapper.JW rapper "C: \Users\use r\AppData\ Roaming\JW rapper-Rem ote Suppor t\JWrapper -Remote Su pport-0010 2236241-co mplete\unr estricted\ JWLaunchPr operties-1 7165250855 17-3" MD5: 58AF839323322202948776B70447BECD) icacls.exe (PID: 6048 cmdline:
icacls "C: \ProgramDa ta\SimpleH elp" /t /c /grant *S -1-1-0:(OI )(CI)F MD5: 48C87E3B3003A2413D6399EA77707F5D) conhost.exe (PID: 4464 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) icacls.exe (PID: 3428 cmdline:
icacls "C: \ProgramDa ta\SimpleH elp\Elevat eSH" /t /c /grant *S -1-5-32-54 5:(OI)(CI) F MD5: 48C87E3B3003A2413D6399EA77707F5D) conhost.exe (PID: 1168 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) icacls.exe (PID: 5376 cmdline:
icacls "C: \ProgramDa ta\SimpleH elp\Elevat eSH\*.*" / t /c /gran t *S-1-1-0 :(OI)(CI)F MD5: 48C87E3B3003A2413D6399EA77707F5D) conhost.exe (PID: 1640 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) elev_win.exe (PID: 5216 cmdline:
C:\Program Data\Simpl eHelp\Elev ateSH\elev _win.exe C :\ProgramD ata\Simple Help\Eleva teSH\elev_ win.exe C: \ProgramDa ta\SimpleH elp\Elevat eSH\Simple Service.ex e -install C:\Progra mData\Simp leHelp\Ele vateSH\MMo veLauncher 3601372218 457082792. service MD5: 01DEEF7F533173DA5E2B26B00AFDE108) elev_win.exe (PID: 4520 cmdline:
"C:\Progra mData\Simp leHelp\Ele vateSH\ele v_win.exe" "C:\Progr amData\Sim pleHelp\El evateSH\Si mpleServic e.exe" "-i nstall" "C :\ProgramD ata\Simple Help\Eleva teSH\MMove Launcher36 0137221845 7082792.se rvice" MD5: 01DEEF7F533173DA5E2B26B00AFDE108) SimpleService.exe (PID: 2128 cmdline:
"C:\Progra mData\Simp leHelp\Ele vateSH\Sim pleService .exe" "-in stall" "C: \ProgramDa ta\SimpleH elp\Elevat eSH\MMoveL auncher360 1372218457 082792.ser vice" MD5: 871F2AE119AC463E75BBEABC1E925AA9)
svchost.exe (PID: 2060 cmdline:
C:\Windows \System32\ svchost.ex e -k Local Service -p -s Licens eManager MD5: B7F884C1B74A263F746EE12A5F7C9F6A)
SimpleService.exe (PID: 2756 cmdline:
"C:\Progra mData\Simp leHelp\Ele vateSH\Sim pleService .exe" MD5: 871F2AE119AC463E75BBEABC1E925AA9) session_win.exe (PID: 6016 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap per-Remote Support-0 0102236241 -complete\ session_wi n.exe" "C: \Users\use r\AppData\ Roaming\JW rapper-Rem ote Suppor t\JWrapper -Windows64 JRE-000840 00053-comp lete\bin\w indowslaun cher.exe" "-cp" "C:\ Users\user \AppData\R oaming\JWr apper-Remo te Support \JWrapper- Remote Sup port-00102 236241-com plete\cust omer-jar-w ith-depend encies.jar " "-Xmx128 m" "-Xms5m " "-Dsun.j ava2d.dpia ware=true" "-Djava.l ibrary.pat h=C:\Users \user\AppD ata\Roamin g\JWrapper -Remote Su pport\JWra pper-Remot e Support- 0010223624 1-complete " "com.aem .sdesktop. util.Mouse Mover" "12 7.0.0.1" " 49748" "12 7.0.0.1" " 49749" "el evated" MD5: E6D42C11F69732831860A5EEEFD510A1) windowslauncher.exe (PID: 3588 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap per-Window s64JRE-000 84000053-c omplete\bi n\windowsl auncher.ex e" "-cp" " C:\Users\u ser\AppDat a\Roaming\ JWrapper-R emote Supp ort\JWrapp er-Remote Support-00 102236241- complete\c ustomer-ja r-with-dep endencies. jar" "-Xmx 128m" "-Xm s5m" "-Dsu n.java2d.d piaware=tr ue" "-Djav a.library. path=C:\Us ers\user\A ppData\Roa ming\JWrap per-Remote Support\J Wrapper-Re mote Suppo rt-0010223 6241-compl ete" "com. aem.sdeskt op.util.Mo useMover" "127.0.0.1 " "49748" "127.0.0.1 " "49749" "elevated" MD5: 58AF839323322202948776B70447BECD) Session Elevation Helper (PID: 7008 cmdline:
"C:\Users\ user\AppDa ta\Roaming \JWrapper- Remote Sup port\JWrap per-Window s64JRE-000 84000053-c omplete\bi n\Session Elevation Helper" -c p "C:\User s\user\App Data\Roami ng\JWrappe r-Remote S upport\JWr apper-Remo te Support -001022362 41-complet e\customer -jar-with- dependenci es.jar" -X mx128m -Xm s5m -Dsun. java2d.dpi aware=true "-Djava.l ibrary.pat h=C:\Users \user\AppD ata\Roamin g\JWrapper -Remote Su pport\JWra pper-Remot e Support- 0010223624 1-complete " com.aem. sdesktop.u til.MouseM over 127.0 .0.1 49752 127.0.0.1 49753 ele vated_back up MD5: 58AF839323322202948776B70447BECD) SimpleService.exe (PID: 3344 cmdline:
"C:\Progra mData\Simp leHelp\Ele vateSH\Sim pleService .exe" -uni nstallbyna me ShTempo raryServic e4057650 MD5: 871F2AE119AC463E75BBEABC1E925AA9)
- cleanup
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_SimpleHelpRemoteAdmin | Yara detected SimpleHelp RemoteAdmin tool | Joe Security |
Source: | Author: Max Altgelt (Nextron Systems): |