glupteba | 81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154

Analysis

max time kernel
13s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
11/04/2024, 13:12

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General

Target

81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Size

4.2MB
MD5

6d230dfb1266354e7caabd0999093b7c
SHA1

e7c591512109d84ed924f06f2a6b3d03b3e17d8f
SHA256

81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154
SHA512

a001c0adbd6b55623ce4685868ef585dbe6f38870f22fadde5bdc657ad2581cc8733517a24701bba2276ea0e9161f7814d3c7f78e07f3b02bb60c3035ebec002
SSDEEP

98304:Q05gtdSazgp0Q+u+gT9rzqVP5fzlLW4FZGrcXeb73s:CdSaur+ihKP5fR71eU

Score

10^/10

glupteba dropper evasion loader upx

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba payload 20 IoCs

resource	yara_rule
behavioral1/memory/2932-2-0x00000000051D0000-0x0000000005ABB000-memory.dmp	family_glupteba
behavioral1/memory/2932-3-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/4564-47-0x00000000051E0000-0x0000000005ACB000-memory.dmp	family_glupteba
behavioral1/memory/4564-48-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/2932-63-0x00000000051D0000-0x0000000005ABB000-memory.dmp	family_glupteba
behavioral1/memory/2932-76-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/4564-141-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/4564-149-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-249-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-259-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-262-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-265-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-268-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-271-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-274-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-277-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-280-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-283-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-286-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba
behavioral1/memory/3556-289-0x0000000000400000-0x0000000003108000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
824	netsh.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000800000001e804-255.dat	upx
behavioral1/memory/2200-256-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/1520-261-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/1520-267-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log	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.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4124	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3564	3248	WerFault.exe	86

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
1480	schtasks.exe
4180	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
3248	powershell.exe
3248	powershell.exe
2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
3032	powershell.exe
3032	powershell.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
4208	powershell.exe
4208	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3248	powershell.exe
Token: SeDebugPrivilege	2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Token: SeImpersonatePrivilege	2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
Token: SeDebugPrivilege	3032	powershell.exe
Token: SeDebugPrivilege	4208	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 3248	2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	86
PID 2932 wrote to memory of 3248	2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	86
PID 2932 wrote to memory of 3248	2932	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	86
PID 4564 wrote to memory of 3032	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	94
PID 4564 wrote to memory of 3032	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	94
PID 4564 wrote to memory of 3032	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	94
PID 4564 wrote to memory of 3548	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	99
PID 4564 wrote to memory of 3548	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	99
PID 3548 wrote to memory of 824	3548	cmd.exe	101
PID 3548 wrote to memory of 824	3548	cmd.exe	101
PID 4564 wrote to memory of 4208	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	102
PID 4564 wrote to memory of 4208	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	102
PID 4564 wrote to memory of 4208	4564	81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe	102

C:\Users\Admin\AppData\Local\Temp\81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
"C:\Users\Admin\AppData\Local\Temp\81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -nologo -noprofile
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3248 -s 2508
    3⤵
    - Program crash
    PID:3564
- C:\Users\Admin\AppData\Local\Temp\81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe
  "C:\Users\Admin\AppData\Local\Temp\81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154.exe"
  2⤵
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4564
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3032
- - C:\Windows\system32\cmd.exe
    C:\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:3548
  - - C:\Windows\system32\netsh.exe
      netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
      4⤵
      Modifies Windows Firewall
      PID:824
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4208
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    PID:1644
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    PID:3556
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      PID:2268
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Creates scheduled task(s)
      PID:1480
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:1844
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      PID:2320
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      PID:2404
  - - C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
      C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
      4⤵
      PID:4860
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Creates scheduled task(s)
      PID:4180
  - - C:\Windows\windefender.exe
      "C:\Windows\windefender.exe"
      4⤵
      PID:2200
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd.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:4544
      - C:\Windows\SysWOW64\sc.exe
        
        sc 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:4124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3248 -ip 3248
1⤵
PID:4328

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
PID:1520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mnop0aql.pir.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe

Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
df68db352b8d4c64460a90c6d5946e49

SHA1
181d77cd1e26d4b70fb533a0fad13ad55fb2efb4

SHA256
14cfdc6756b1c1cc53613152b4032a1d24f8eff3e321bbba800f4de1ec678e20

SHA512
8fa7f8feace8cff4c32012ff14ab5eccbe5e3ac66342d917181d02c9ca18c2ffa4838bd6f7096a6f873fb7f7510b4e59268fa08ba28e3f35953c16b464505ea5

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
8dc301be952905a01b64f3828d37c0ba

SHA1
36777c24185736d8f5bf7cd0adc6cbcc69966a46

SHA256
4dff089f9f799c979548821259aefe3d136cfa39bfae17c937d7299b987b64d6

SHA512
5b19390b19db04c6bc2db6f49ad20596d24724571a0197721be1e9dcef75b3be1bfd1b036c2ea1b8c68b745fa912bfb2cabad6e97b5aef5d0ab6f6af07813931

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
829c186d6e80024a605425516d1b9ca4

SHA1
f50d11e268284e6e5784066c43376ffdd6bc945a

SHA256
08ce8d1c4e126f5475d07a6da847c2d03a108702028ab65bf7e945252a3806d4

SHA512
68e642a7c1b0fcd6c6178c82c51ce13e5a65e5bea5f63c84acd8e221ef6afeed241cad9bddfa21b3f9209928c5de91af5b460d38b85e83c3cc25b9e9f3802415

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
e3d29792fb1154ed841c2ae8ddc5d71d

SHA1
2d21955607aa205bf45c56f737003ded24b0cb9b

SHA256
8ad7ece0a8b29724cb0c06127fe3696ed79a9b546b2bca6c4fd341fb0e8f36b1

SHA512
16728b94df2835afc92b808365feb4331b2bb120196fe8ec4b790daa73dc3fdc4e35c5ec80e12c0b1ac1b8f3f8dc5f1b17c4ac1685c33d4caa60e46830b3bc8b

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
01e95dc792fd129f54bdc20c8336380e

SHA1
0257baeaba387e9906655db145bd3284b9d4cde8

SHA256
c28310268a5a94fc7f709d270de59115ff51d6b5942adf7ff93be3a3122fb84c

SHA512
940d32dadb2c8d8d3a5934f6b57f762ac8363b51593fafc8a66f6b70d23a2f1eb6beedf7f905d6565c2e8fcd4e1960553a7dc4077784d282ad4d8a71b21407b3

Download Submit
C:\Windows\rss\csrss.exe

Filesize
4.2MB

MD5
6d230dfb1266354e7caabd0999093b7c

SHA1
e7c591512109d84ed924f06f2a6b3d03b3e17d8f

SHA256
81cc94ba2712cc895792789e4e78657fa114a52170674b395351e1aaaa054154

SHA512
a001c0adbd6b55623ce4685868ef585dbe6f38870f22fadde5bdc657ad2581cc8733517a24701bba2276ea0e9161f7814d3c7f78e07f3b02bb60c3035ebec002

Download Submit
C:\Windows\windefender.exe

Filesize
2.0MB

MD5
8e67f58837092385dcf01e8a2b4f5783

SHA1
012c49cfd8c5d06795a6f67ea2baf2a082cf8625

SHA256
166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

SHA512
40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

Download Submit
memory/1520-267-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/1520-261-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/1644-131-0x0000000070F40000-0x0000000071294000-memory.dmp

Filesize
3.3MB

Download
memory/1644-119-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/1644-143-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/1644-142-0x000000007F130000-0x000000007F140000-memory.dmp

Filesize
64KB

Download
memory/1644-130-0x00000000707C0000-0x000000007080C000-memory.dmp

Filesize
304KB

Download
memory/1644-117-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/1644-118-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/1644-145-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/2200-256-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2932-49-0x0000000003630000-0x0000000003A2F000-memory.dmp

Filesize
4.0MB

Download
memory/2932-3-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/2932-2-0x00000000051D0000-0x0000000005ABB000-memory.dmp

Filesize
8.9MB

Download
memory/2932-1-0x0000000003630000-0x0000000003A2F000-memory.dmp

Filesize
4.0MB

Download
memory/2932-76-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/2932-63-0x00000000051D0000-0x0000000005ABB000-memory.dmp

Filesize
8.9MB

Download
memory/3032-81-0x0000000007A20000-0x0000000007A2E000-memory.dmp

Filesize
56KB

Download
memory/3032-80-0x00000000079E0000-0x00000000079F1000-memory.dmp

Filesize
68KB

Download
memory/3032-87-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/3032-84-0x0000000007A60000-0x0000000007A68000-memory.dmp

Filesize
32KB

Download
memory/3032-50-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/3032-51-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3032-62-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3032-61-0x0000000005E50000-0x00000000061A4000-memory.dmp

Filesize
3.3MB

Download
memory/3032-83-0x0000000007A70000-0x0000000007A8A000-memory.dmp

Filesize
104KB

Download
memory/3032-64-0x00000000707C0000-0x000000007080C000-memory.dmp

Filesize
304KB

Download
memory/3032-65-0x0000000070F40000-0x0000000071294000-memory.dmp

Filesize
3.3MB

Download
memory/3032-75-0x00000000076C0000-0x0000000007763000-memory.dmp

Filesize
652KB

Download
memory/3032-82-0x0000000007A30000-0x0000000007A44000-memory.dmp

Filesize
80KB

Download
memory/3032-77-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3032-78-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3032-79-0x0000000007AB0000-0x0000000007B46000-memory.dmp

Filesize
600KB

Download
memory/3248-28-0x0000000007BB0000-0x0000000007BE2000-memory.dmp

Filesize
200KB

Download
memory/3248-23-0x0000000006670000-0x00000000066BC000-memory.dmp

Filesize
304KB

Download
memory/3248-43-0x0000000007D00000-0x0000000007D0A000-memory.dmp

Filesize
40KB

Download
memory/3248-44-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/3248-4-0x0000000002D00000-0x0000000002D36000-memory.dmp

Filesize
216KB

Download
memory/3248-6-0x00000000058A0000-0x0000000005EC8000-memory.dmp

Filesize
6.2MB

Download
memory/3248-41-0x0000000007BF0000-0x0000000007C0E000-memory.dmp

Filesize
120KB

Download
memory/3248-42-0x0000000007C10000-0x0000000007CB3000-memory.dmp

Filesize
652KB

Download
memory/3248-7-0x0000000005260000-0x0000000005270000-memory.dmp

Filesize
64KB

Download
memory/3248-31-0x0000000070940000-0x0000000070C94000-memory.dmp

Filesize
3.3MB

Download
memory/3248-5-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/3248-8-0x0000000005670000-0x0000000005692000-memory.dmp

Filesize
136KB

Download
memory/3248-9-0x0000000005260000-0x0000000005270000-memory.dmp

Filesize
64KB

Download
memory/3248-10-0x0000000005F40000-0x0000000005FA6000-memory.dmp

Filesize
408KB

Download
memory/3248-16-0x0000000006020000-0x0000000006086000-memory.dmp

Filesize
408KB

Download
memory/3248-30-0x00000000707C0000-0x000000007080C000-memory.dmp

Filesize
304KB

Download
memory/3248-21-0x0000000006190000-0x00000000064E4000-memory.dmp

Filesize
3.3MB

Download
memory/3248-29-0x000000007F530000-0x000000007F540000-memory.dmp

Filesize
64KB

Download
memory/3248-27-0x00000000079F0000-0x0000000007A0A000-memory.dmp

Filesize
104KB

Download
memory/3248-26-0x0000000008050000-0x00000000086CA000-memory.dmp

Filesize
6.5MB

Download
memory/3248-25-0x0000000007950000-0x00000000079C6000-memory.dmp

Filesize
472KB

Download
memory/3248-24-0x0000000006B80000-0x0000000006BC4000-memory.dmp

Filesize
272KB

Download
memory/3248-22-0x0000000006630000-0x000000000664E000-memory.dmp

Filesize
120KB

Download
memory/3556-259-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-277-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-292-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-289-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-286-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-283-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-280-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-274-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-249-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-271-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-268-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-265-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/3556-262-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/4208-90-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/4208-100-0x0000000005750000-0x0000000005AA4000-memory.dmp

Filesize
3.3MB

Download
memory/4208-102-0x00000000707C0000-0x000000007080C000-memory.dmp

Filesize
304KB

Download
memory/4208-105-0x0000000070F20000-0x0000000071274000-memory.dmp

Filesize
3.3MB

Download
memory/4208-104-0x000000007F390000-0x000000007F3A0000-memory.dmp

Filesize
64KB

Download
memory/4208-116-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/4564-48-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/4564-46-0x0000000003640000-0x0000000003A3D000-memory.dmp

Filesize
4.0MB

Download
memory/4564-103-0x0000000003640000-0x0000000003A3D000-memory.dmp

Filesize
4.0MB

Download
memory/4564-141-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/4564-149-0x0000000000400000-0x0000000003108000-memory.dmp

Filesize
45.0MB

Download
memory/4564-47-0x00000000051E0000-0x0000000005ACB000-memory.dmp

Filesize
8.9MB

Download