mimikatz | 63545fa195488ff51955f09833332b9660d18f8afb16bdf579134661962e548a

max time kernel
120s
max time network
118s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-es
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-eslocale:es-esos:windows11-ltsc_2024-x64systemwindows
submitted
11/11/2026, 01:54

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General

Target
Ransomware/NotPetya.exe
Size 390KB
Sample261111-cb2f9sts2r
SHA256 63545fa195488ff51955f09833332b9660d18f8afb16bdf579134661962e548a
MD5 5b7e6e352bacc93f7b80bc968b6ea493
SHA1 e686139d5ed8528117ba6ca68fe415e4fb02f2be
SHA512 9d24af0cb00fb8a5e61e9d19cd603b5541a22ae6229c2acf498447e0e7d4145fee25c8ab9d5d5f18f554e6cbf8ca56b7ca3144e726d7dfd64076a42a25b3dfb6
SSDEEP 12288:ef/X4NTS/x9jNG+w+9OqFoK323qdQYKU3:EXATS/x9jNg+95vdQa
TLSH
T1B284026131D38172F0F38A3419DAF6674FBEB452877091CECB5A561A2D31781AB383A7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

bootkit defense_evasion discovery execution mimikatz persistence spyware stealer

Malware Config

Signatures

Family: Mimikatz
mimikatz is an open source tool to dump credentials on Windows.
mimikatz

mimikatz is an open source tool to dump credentials on Windows 1 IoCs

resource	yara_rule
behavioral19/files/0x000e00000001c558-19.dat	mimikatz

Executes dropped EXE 1 IoCs

pid	Process
952	A5DB.tmp

Loads dropped DLL 1 IoCs

pid	Process
2552	rundll32.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\MobileAcrobatCard_Light.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\ENUtxt.pdf	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\SCHDCNCL.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\SMIMEE.CFG	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\Words.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\MobileAcrobatCard_Dark.pdf	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jawt.h	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.h	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\win32\jni_md.h	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.PPT	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\TASKREQ.CFG	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\ENU\Dynamic.pdf	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\amd64\jvm.cfg	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPP.VBS	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\POST.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\RSSITEM.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\SECREC.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\TASKDEC.CFG	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\win32\jawt_md.h	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\POSTIT.CFG	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\Bus Schedule.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\Complex Machine.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Common Files\Oracle\Java\java.settings.cfg	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jni.h	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jvmti.h	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\HomeBanner_Light.pdf	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\classfile_constants.h	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\REPLTMPL.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\REPORT.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\SCHDRESN.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\APPT.CFG	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jdwpTransport.h	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\ffjcext.zip	rundll32.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\amd64\jvm.cfg	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\OUTLPERF.H	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\IPM.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\NOTE.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\OOFTMPL.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\DISTLIST.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\RESEND.CFG	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\1494870C-9912-C184-4CC9-B401-A53F4D8DE290.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\Adobe Acrobat Pro DC.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\Adobe Cloud Services.pdf	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgePackages.h	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.XLS	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\REMOTE.CFG	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\PDFSigQFormalRep.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Welcome.pdf	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.PPT	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\DOC.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\RCLRPT.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Web Server Extensions\16\BIN\1033\FPEXT.MSG	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Click on 'Change' to select default PDF handler.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\HomeBanner_Dark.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\MobileScanCard_Dark.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\Adobe Sign White Paper.pdf	rundll32.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\deploy\ffjcext.zip	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\FORMS\1033\SCHDRESP.CFG	rundll32.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SAMPLES\SOLVSAMP.XLS	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\IDTemplates\ENU\DefaultID.pdf	rundll32.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\ENU\SignHere.pdf	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jvmticmlr.h	rundll32.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCallbacks.h	rundll32.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\perfc.dat	rundll32.exe
File created	C:\Windows\perfc	rundll32.exe
File created	C:\Windows\dllhost.dat	rundll32.exe
File created	C:\Windows\perfc.dat	NotPetya.exe

Direct Volume Access: Opens a physical disk for reading 1 TTPs 1 IoCs

Opens a raw handle to a physical disk, which bypasses file system access controls and is used for disk inspection, anti-VM checks and privilege checks.

defense_evasion

Direct Volume Access

T1006

description	ioc	Process
File opened (read-only)	\??\PhysicalDrive0	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NotPetya.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
3948	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2552	rundll32.exe
2552	rundll32.exe
952	A5DB.tmp
952	A5DB.tmp
952	A5DB.tmp
952	A5DB.tmp
952	A5DB.tmp
952	A5DB.tmp
952	A5DB.tmp

Suspicious behavior: LoadsDriver 4 IoCs

pid
4
4
4
4

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2552	rundll32.exe
Token: SeDebugPrivilege	2552	rundll32.exe
Token: SeTcbPrivilege	2552	rundll32.exe
Token: SeDebugPrivilege	952	A5DB.tmp

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 2552	1264	NotPetya.exe	90
PID 2552 wrote to memory of 4368	2552	rundll32.exe	91
PID 2552 wrote to memory of 952	2552	rundll32.exe	93
PID 4368 wrote to memory of 3948	4368	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\Ransomware\NotPetya.exe
"C:\Users\Admin\AppData\Local\Temp\Ransomware\NotPetya.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Windows\perfc.dat #1
  2⤵
  - Loads dropped DLL
  - Writes to the Master Boot Record (MBR)
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - Direct Volume Access: Opens a physical disk for reading
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\cmd.exe
    /c schtasks /Create /SC once /TN "" /TR "C:\Windows\system32\shutdown.exe /r /f" /ST 03:13
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4368
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /Create /SC once /TN "" /TR "C:\Windows\system32\shutdown.exe /r /f" /ST 03:13
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:3948
- - C:\Users\Admin\AppData\Local\Temp\A5DB.tmp
    "C:\Users\Admin\AppData\Local\Temp\A5DB.tmp" \\.\pipe\{A96E670B-B1B0-47B3-AF47-4A0361C4E90C}
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:952

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Direct Volume Access

T1006

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

A5DB.tmp

Path C:\Users\Admin\AppData\Local\Temp\A5DB.tmp
Size 55KB
SHA256 02ef73bd2458627ed7b397ec26ee2de2e92c71a0e7588f78734761d8edbdcd9f
MD5 7e37ab34ecdcc3e77e24522ddfd4852d
SHA1 38e2855e11e353cedf9a8a4f2f2747f1c5c07fcf
SHA512 1b037a2aa8bf951d2ffe2f724aa0b2fbb39c2173215806ba0327bda7b096301d887f9bb7db46f9e04584b16aa6b1aaeaf67f0ecf5f20eb02ceac27c8753ca587
SSDEEP 768:wglvV3eE6cYdk8TcqiAjpEhtFLIZJ92evTlvGTIRVIRYcwq22zDcENaiaX+kDt9J:3ihTaAjZNlGT5YcdYENvkA+ChJfSz
TLSH
T1F5435B5A23A001FCE1679231C8B2DA1AE7B3B8166375434F12A4866B6FB37D15D3C772
MD5 SHA1 SHA512 SSDEEP TLSH

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perfc.dat

Path C:\Windows\perfc.dat
Size 353KB
SHA256 027cc450ef5f8c5f653329641ec1fed91f694e0d229928963b30f6b0d7d3a745
MD5 71b6a493388e7d0b40c83ce903bc6b04
SHA1 34f917aaba5684fbe56d3c57d48ef2a1aa7cf06d
SHA512 072205eca5099d9269f358fe534b370ff21a4f12d7938d6d2e2713f69310f0698e53b8aff062849f0b2a521f68bee097c1840993825d2a5a3aa8cf4145911c6f
SSDEEP 6144:y/Bt80VmNTBo/x95ZjAetGDN3VFNq7pC+9OqFoK30b3ni5rdQY/CdUOs2:y/X4NTS/x9jNG+w+9OqFoK323qdQYKUG
TLSH
T1BC74126171C341B2F1F38A3455CAB75B8FFDE06687B065CECA2B1A0A1821746F739297
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2552-4-0x0000000002600000-0x000000000265E000-memory.dmp

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memory/2552-10-0x0000000002600000-0x000000000265E000-memory.dmp

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memory/2552-11-0x0000000002600000-0x000000000265E000-memory.dmp

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memory/2552-13-0x0000000002600000-0x000000000265E000-memory.dmp

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memory/2552-24-0x0000000002600000-0x000000000265E000-memory.dmp

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