Analysis
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max time kernel
10s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/04/2024, 19:23
Static task
static1
Behavioral task
behavioral1
Sample
f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe
Resource
win10v2004-20240412-en
General
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Target
f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe
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Size
4.2MB
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MD5
0796ac200d1f3642b598d14cf31606a1
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SHA1
149e9647d003952a2b1a001c1510167158022cea
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SHA256
f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6
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SHA512
bb49e5f61975654800fa822e018275266c28c9fbec3dd6a2c93484a815d8e72d0df4d6dd66d3eb6d9e4c228272ab6d22896cc92c31d19857e06f3b8a741c69a5
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SSDEEP
98304:btwUIgr6Tu/hivXD0fl0IvZVjhgp1+mYFjvUcmYnimsjZaHeK:Jw6rquKXDtU1Y2GYniVjUH3
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral2/memory/4216-2-0x0000000004200000-0x0000000004AEB000-memory.dmp family_glupteba behavioral2/memory/4216-3-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/4324-44-0x0000000004070000-0x000000000495B000-memory.dmp family_glupteba behavioral2/memory/4324-45-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/4216-90-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/4324-131-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-142-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/4324-169-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-236-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-247-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-251-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-255-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-260-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-264-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-268-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-272-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-275-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-279-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-283-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-287-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral2/memory/792-291-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3136 netsh.exe -
resource yara_rule behavioral2/files/0x000100000002a9c0-241.dat upx behavioral2/memory/2072-244-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2440-250-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2440-258-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4352 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4664 3548 WerFault.exe 78 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1016 schtasks.exe 2456 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3548 powershell.exe 3548 powershell.exe 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4332 powershell.exe 4332 powershell.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 4636 powershell.exe 4636 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 3548 powershell.exe Token: SeDebugPrivilege 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Token: SeImpersonatePrivilege 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe Token: SeDebugPrivilege 4332 powershell.exe Token: SeDebugPrivilege 4636 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 4216 wrote to memory of 3548 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 78 PID 4216 wrote to memory of 3548 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 78 PID 4216 wrote to memory of 3548 4216 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 78 PID 4324 wrote to memory of 4332 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 86 PID 4324 wrote to memory of 4332 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 86 PID 4324 wrote to memory of 4332 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 86 PID 4324 wrote to memory of 5060 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 88 PID 4324 wrote to memory of 5060 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 88 PID 5060 wrote to memory of 3136 5060 cmd.exe 90 PID 5060 wrote to memory of 3136 5060 cmd.exe 90 PID 4324 wrote to memory of 4636 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 91 PID 4324 wrote to memory of 4636 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 91 PID 4324 wrote to memory of 4636 4324 f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe"C:\Users\Admin\AppData\Local\Temp\f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3548 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 24403⤵
- Program crash
PID:4664
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C:\Users\Admin\AppData\Local\Temp\f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe"C:\Users\Admin\AppData\Local\Temp\f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6.exe"2⤵
- Checks for VirtualBox DLLs, possible anti-VM trick
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4324 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4332
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:3136
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4636
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:3320
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵PID:792
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:2956
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1016
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1400
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:3416
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:4976
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵PID:5088
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2456
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:2072
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C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵PID:2016
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C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
PID:4352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3548 -ip 35481⤵PID:4224
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:2440
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5227009207df95f563b12d6e087c29a1f
SHA10cbd7d6769cf669b9f896966834b8812ceea302f
SHA256aceb1c10d64aa64ac94e68c836687f8ca5199c04ed85a997c0ac1bbf59a2924e
SHA512c12c1b6ec85784b2d823f5b4a2f12a922a9cf8195038e853b8335220a3f6c609028008e59325442c6dd7a7946a3503a40c5524d6a81a8dc415376346f6cbb2c8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ac068a1ffcd9149ce887695a1f451d5a
SHA197a8514e279c688a20032d493b2d15482287289c
SHA25653222baec25fd586f59d1086298102f3175d7b9fca15e7e96cb72186ddd87caf
SHA51262915b79b1afb3cc1adf3be73a993d86bafcd958932486e6f991cbccca3e31b5869b8d1c51b659a370d43007ec544fb62acf6858cd7ca568c60a7574e9588c9a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57e18c7528e98a2950b0a44e47033c4ad
SHA19491b0812d116c7534b72d05a894b852965a750f
SHA256a6b16796fc2f46d22bea6833031a88a9eb1b2437029fa2ddc1f3c0cb67b1f1a0
SHA5127e682877aec2d1997dbd0976f760462edfc6d83ac3784fd28012def0978c03c56bb60551a6a4a1df4d9959ad8aac46bda3ef011fc76a6158c127c232dc682055
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bcbd091bec5ac7be696f93bd988f1ed4
SHA1c9345bb8851835ce6e5532751dee8384335eded0
SHA256d85e0449bd5309a9eaa10b6aff2b5e5c482a9a240c235955907c5544bb0d9ce7
SHA5129377b090522dfcc37e766504269d30ae71503f42540400e311c6179d12666830d20d9759e84588f4941060893dec3d04a52ae10c3b50cd2bfc60b299f99e6939
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fb359dfcf37031f3bb927aaa7edf3ec1
SHA1bd7ab54fe9f904052a7bfc2a342712b39ff0d6fe
SHA256db729b25ddf0278ba65770c5dcf6cd0f28f532bdbd1943fe0766445ec08ea796
SHA512a6f76d3e56ace2d60dce355fbf606c83668b6eb2a6116e9826524c2b21947580f15c7385bf70330bfd8b86da83fe08929d06b8cd8c09e81bbbbb69632c45fdc8
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Filesize
4.2MB
MD50796ac200d1f3642b598d14cf31606a1
SHA1149e9647d003952a2b1a001c1510167158022cea
SHA256f18cedf4b99abbcc778c1b6925a46c64bf7383782c9a48dbcca4e7949f8381f6
SHA512bb49e5f61975654800fa822e018275266c28c9fbec3dd6a2c93484a815d8e72d0df4d6dd66d3eb6d9e4c228272ab6d22896cc92c31d19857e06f3b8a741c69a5
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec