Windows
Analysis Report
ntdll.dll
Overview
General Information
Detection
Score: | 3 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 80% |
Signatures
Classification
- System is w10x64
loaddll64.exe (PID: 5296 cmdline:
loaddll64. exe "C:\Us ers\user\D esktop\ntd ll.dll" MD5: 4E8A40CAD6CCC047914E3A7830A2D8AA) cmd.exe (PID: 3076 cmdline:
cmd.exe /C rundll32. exe "C:\Us ers\user\D esktop\ntd ll.dll",#1 MD5: 4E2ACF4F8A396486AB4268C94A6A245F) rundll32.exe (PID: 4412 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\ntdl l.dll",#1 MD5: 73C519F050C20580F8A62C849D49215A)
- cleanup
- • Compliance
- • System Summary
- • Data Obfuscation
- • Hooking and other Techniques for Hiding and Protection
- • Malware Analysis System Evasion
- • Anti Debugging
- • HIPS / PFW / Operating System Protection Evasion
Click to jump to signature section
There are no malicious signatures, click here to show all signatures.
Source: | Static PE information: |
Source: | Binary string: |
Source: | Static PE information: |
Source: | Key opened: | Jump to behavior |
Source: | Classification label: |
Source: | Process created: |
Source: | Process created: | |||
Source: | Process created: | |||
Source: | Process created: | |||
Source: | Process created: | Jump to behavior | ||
Source: | Process created: | Jump to behavior |
Source: | Static file information: |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Binary string: |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Process information set: | Jump to behavior |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Process queried: | Jump to behavior |
Source: | Process created: | Jump to behavior |
Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Exfiltration | Command and Control | Network Effects | Remote Service Effects | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Valid Accounts | Windows Management Instrumentation | Path Interception | 11 Process Injection | 1 Virtualization/Sandbox Evasion | OS Credential Dumping | 1 Security Software Discovery | Remote Services | Data from Local System | Exfiltration Over Other Network Medium | Data Obfuscation | Eavesdrop on Insecure Network Communication | Remotely Track Device Without Authorization | Modify System Partition |
Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | Boot or Logon Initialization Scripts | 1 Rundll32 | LSASS Memory | 1 Virtualization/Sandbox Evasion | Remote Desktop Protocol | Data from Removable Media | Exfiltration Over Bluetooth | Junk Data | Exploit SS7 to Redirect Phone Calls/SMS | Remotely Wipe Data Without Authorization | Device Lockout |
Domain Accounts | At (Linux) | Logon Script (Windows) | Logon Script (Windows) | 11 Process Injection | Security Account Manager | 1 System Information Discovery | SMB/Windows Admin Shares | Data from Network Shared Drive | Automated Exfiltration | Steganography | Exploit SS7 to Track Device Location | Obtain Device Cloud Backups | Delete Device Data |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
0% | Virustotal | Browse | ||
2% | ReversingLabs |
Joe Sandbox Version: | 35.0.0 Citrine |
Analysis ID: | 674685 |
Start date and time: 28/07/202202:22:18 | 2022-07-28 02:22:18 +02:00 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 6m 36s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Sample file name: | ntdll.dll |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 85, IE 11, Adobe Reader DC 19, Java 8 Update 211 |
Number of analysed new started processes analysed: | 31 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
|
Analysis Mode: | default |
Analysis stop reason: | Timeout |
Detection: | CLEAN |
Classification: | clean3.winDLL@5/0@0/0 |
EGA Information: | Failed |
HDC Information: | Failed |
HCA Information: |
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Cookbook Comments: |
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- Exclude process from analysis
(whitelisted): MpCmdRun.exe, a udiodg.exe, BackgroundTransfer Host.exe, WMIADAP.exe, backgro undTaskHost.exe, SgrmBroker.ex e, conhost.exe, svchost.exe, w uapihost.exe - Excluded domains from analysis
(whitelisted): www.bing.com, ris.api.iris.microsoft.com, fs .microsoft.com, store-images.s -microsoft.com, login.live.com , sls.update.microsoft.com, ct ldl.windowsupdate.com, display catalog.mp.microsoft.com, img- prod-cms-rt-microsoft-com.akam aized.net, arc.msn.com - Not all processes where analyz
ed, report is missing behavior information
File type: | |
Entropy (8bit): | 6.022525059098319 |
TrID: |
|
File name: | ntdll.dll |
File size: | 1740800 |
MD5: | fcf0fe4099145c86fb081c3fb3e5325d |
SHA1: | 3c52a975d709858b80b2b5154fd3d54a080ac8ee |
SHA256: | 1c56d19640f4778aea2877d3ded038d2992df4a764226c6f2943002b27535eba |
SHA512: | 2410abf4b2d77564ef430bf614ad55c5c2dda185959bda8c58fde9eebb8515feb786a72fe99b19839a8b7458878d0d4bf5e12fc21561c71a2be270bfb1006f01 |
SSDEEP: | 24576:Not566ZSSpB6tqL/z/4DjYVjRnnkIgCRmYNkx9DCbkkGEKZY:yt5687gK/8Dg1nkIvmYNkbCi |
TLSH: | 6B85E652E3F946A8F1F7BB3099B512329E75BC95A938D31C1284C55E1EB2F00DE68723 |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$........[5..:[@.:[@.:[@.B.@.:[@.B.@.:[@.B.@.:[@.B.@C:[@.B.@.:[@.B.@.:[@.B.@.:[@Rich.:[@................PE..d.....%V.........." ....... |
Icon Hash: | 74f0e4ecccdce0e4 |
Entrypoint: | 0x77430000 |
Entrypoint Section: | |
Digitally signed: | true |
Imagebase: | 0x77430000 |
Subsystem: | windows cui |
Image File Characteristics: | EXECUTABLE_IMAGE, LARGE_ADDRESS_AWARE, DLL |
DLL Characteristics: | DYNAMIC_BASE, NX_COMPAT |
Time Stamp: | 0x56259295 [Tue Oct 20 01:02:13 2015 UTC] |
TLS Callbacks: | |
CLR (.Net) Version: | |
OS Version Major: | 6 |
OS Version Minor: | 1 |
File Version Major: | 6 |
File Version Minor: | 1 |
Subsystem Version Major: | 6 |
Subsystem Version Minor: | 1 |
Import Hash: |
Signature Valid: | |
Signature Issuer: | |
Signature Validation Error: | |
Error Number: | |
Not Before, Not After | |
Subject Chain | |
Version: | |
Thumbprint MD5: | |
Thumbprint SHA-1: | |
Thumbprint SHA-256: | |
Serial: |
Instruction |
---|
dec ebp |
pop edx |
nop |
add byte ptr [ebx], al |
add byte ptr [eax], al |
add byte ptr [eax+eax], al |
add byte ptr [eax], al |
Programming Language: |
|
Name | Virtual Address | Virtual Size | Is in Section |
---|---|---|---|
IMAGE_DIRECTORY_ENTRY_EXPORT | 0x102240 | 0xf1de | .rdata |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x14d000 | 0x5a028 | .rsrc |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x13a000 | 0x12a98 | .pdata |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x1a2400 | 0x43c0 | .rsrc |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x1a8000 | 0x4e4 | .reloc |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0xfd45c | 0x38 | .text |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Name | Virtual Address | Virtual Size | Raw Size | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
---|---|---|---|---|---|---|---|---|
.text | 0x1000 | 0xfc4ba | 0xfc600 | False | 0.5464696709385835 | data | 6.468197803099606 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
RT | 0xfe000 | 0x1da | 0x200 | False | 0.537109375 | data | 3.936665076471211 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
.rdata | 0xff000 | 0x2ea40 | 0x2ec00 | False | 0.38668219418449196 | data | 5.794850462405598 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.data | 0x12e000 | 0xba80 | 0x9800 | False | 0.17948190789473684 | data | 2.350222694689279 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
.pdata | 0x13a000 | 0x12a98 | 0x12c00 | False | 0.3636067708333333 | data | 5.023399795724233 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.rsrc | 0x14d000 | 0x5a028 | 0x5a200 | False | 0.19037144590846047 | COM executable for DOS | 3.6168290359395523 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.reloc | 0x1a8000 | 0x4e4 | 0x600 | False | 0.25390625 | data | 3.0985132301212173 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ |
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Target ID: | 0 |
Start time: | 02:23:29 |
Start date: | 28/07/2022 |
Path: | C:\Windows\System32\loaddll64.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff6cee80000 |
File size: | 140288 bytes |
MD5 hash: | 4E8A40CAD6CCC047914E3A7830A2D8AA |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 1 |
Start time: | 02:23:29 |
Start date: | 28/07/2022 |
Path: | C:\Windows\System32\cmd.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff783260000 |
File size: | 273920 bytes |
MD5 hash: | 4E2ACF4F8A396486AB4268C94A6A245F |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 2 |
Start time: | 02:23:30 |
Start date: | 28/07/2022 |
Path: | C:\Windows\System32\rundll32.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff76df90000 |
File size: | 69632 bytes |
MD5 hash: | 73C519F050C20580F8A62C849D49215A |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |