Analysis
-
max time kernel
48s -
max time network
56s -
platform
windows11-21h2_x64 -
resource
win11-20240704-en -
resource tags
arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system -
submitted
07/07/2024, 09:54
Static task
static1
General
-
Target
Updatemmmm.exe
-
Size
2.6MB
-
MD5
61d3abff46a6bd2946925542c7d30397
-
SHA1
1fed80a136e67a5b7b6846010a5853400886ee9c
-
SHA256
b1a351ee61443b8558934dca6b2fa9efb0a6d2d18bae61ace5a761596604dbfa
-
SHA512
e9e25995faff34da94d30394474471dba45f5993a2efd07f5fb8c15cfdf7b3efa7c89d6796c66323938a1c31b3b89bd7578bef7c4297c6a9b68811f00aa89975
-
SSDEEP
49152:e+CCncEUAhZfuFtUasR7NICKP6Fhjf+POnLcjzlfXhITNE1u5xY13oNV:c8cMhZfuF6asRxm6Flf++olfX2u1OY13
Malware Config
Signatures
-
XMRig Miner payload 7 IoCs
resource yara_rule behavioral1/memory/3660-58-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/3660-61-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/3660-63-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/3660-62-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/3660-65-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/3660-59-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/3660-64-0x0000000140000000-0x0000000140848000-memory.dmp xmrig -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2516 powershell.exe 2200 powershell.exe -
Creates new service(s) 2 TTPs
-
Executes dropped EXE 1 IoCs
pid Process 1984 Updater.exe -
resource yara_rule behavioral1/memory/3660-55-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-54-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-57-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-56-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-58-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-61-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-63-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-62-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-65-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-59-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-64-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/3660-53-0x0000000140000000-0x0000000140848000-memory.dmp upx -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 1 pastebin.com 3 pastebin.com -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\MRT.exe Updatemmmm.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\system32\MRT.exe Updater.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1984 set thread context of 3068 1984 Updater.exe 117 PID 1984 set thread context of 3660 1984 Updater.exe 118 -
Launches sc.exe 14 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 876 sc.exe 2856 sc.exe 32 sc.exe 4980 sc.exe 4116 sc.exe 3716 sc.exe 844 sc.exe 960 sc.exe 1556 sc.exe 3140 sc.exe 3988 sc.exe 2528 sc.exe 1260 sc.exe 912 sc.exe -
Modifies data under HKEY_USERS 50 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\ROOT svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3424 Updatemmmm.exe 2200 powershell.exe 2200 powershell.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 3424 Updatemmmm.exe 1984 Updater.exe 2516 powershell.exe 2516 powershell.exe 1984 Updater.exe 1984 Updater.exe 1984 Updater.exe 1984 Updater.exe 1984 Updater.exe 1984 Updater.exe 1984 Updater.exe 1984 Updater.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe 3660 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2200 powershell.exe Token: SeDebugPrivilege 3424 Updatemmmm.exe Token: SeDebugPrivilege 2516 powershell.exe Token: SeDebugPrivilege 1984 Updater.exe Token: SeLockMemoryPrivilege 3660 svchost.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2568 wrote to memory of 696 2568 cmd.exe 86 PID 2568 wrote to memory of 696 2568 cmd.exe 86 PID 3112 wrote to memory of 1252 3112 cmd.exe 108 PID 3112 wrote to memory of 1252 3112 cmd.exe 108 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3068 1984 Updater.exe 117 PID 1984 wrote to memory of 3660 1984 Updater.exe 118 PID 1984 wrote to memory of 3660 1984 Updater.exe 118 PID 1984 wrote to memory of 3660 1984 Updater.exe 118 PID 1984 wrote to memory of 3660 1984 Updater.exe 118 PID 1984 wrote to memory of 3660 1984 Updater.exe 118
Processes
-
C:\Users\Admin\AppData\Local\Temp\Updatemmmm.exe"C:\Users\Admin\AppData\Local\Temp\Updatemmmm.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3424 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2200
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵PID:696
-
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:876
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2856
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:1556
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:3140
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:3988
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "WindowsUpdate"2⤵
- Launches sc.exe
PID:4980
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "WindowsUpdate" binpath= "C:\ProgramData\Windows11\Updater.exe" start= "auto"2⤵
- Launches sc.exe
PID:2528
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:32
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "WindowsUpdate"2⤵
- Launches sc.exe
PID:3716
-
-
C:\ProgramData\Windows11\Updater.exeC:\ProgramData\Windows11\Updater.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2516
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:3112 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵PID:1252
-
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:1260
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:4116
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:912
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:844
-
-
C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:960
-
-
C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:3068
-
-
C:\Windows\system32\svchost.exesvchost.exe2⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3660
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2.6MB
MD561d3abff46a6bd2946925542c7d30397
SHA11fed80a136e67a5b7b6846010a5853400886ee9c
SHA256b1a351ee61443b8558934dca6b2fa9efb0a6d2d18bae61ace5a761596604dbfa
SHA512e9e25995faff34da94d30394474471dba45f5993a2efd07f5fb8c15cfdf7b3efa7c89d6796c66323938a1c31b3b89bd7578bef7c4297c6a9b68811f00aa89975
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82