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Windows
Analysis Report
sample-1430485-762a7d10037b2a67e3e38aa9ab436425.zip
Overview
General Information
| Sample name: | sample-1430485-762a7d10037b2a67e3e38aa9ab436425.zip |
| Analysis ID: | 1430488 |
| MD5: | b3404d0169945fd1b67157b75fd15052 |
| SHA1: | 4e427476d057d93d3714b62b428a1f74a3855245 |
| SHA256: | bb8d68e1907c79f81f3bdf292fadcde333e90ba338848df3c56c5fdcd3a98eb2 |
 | |
Detection
| Score: | 0 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Program does not show much activity (idle)
Classification
- System is w10x64_ra
rundll32.exe (PID: 3880 cmdline: C:\Windows \System32\ rundll32.e xe C:\Wind ows\System 32\shell32 .dll,SHCre ateLocalSe rverRunDll {9aa46009 -3ce0-458a -a354-7156 10a075e6} -Embedding MD5: EF3179D498793BF4234F708D3BE28633)
- cleanup
⊘No configs have been found
⊘No yara matches
⊘No Sigma rule has matched
⊘No Snort rule has matched
Click to jump to signature section
Show All Signature Results
There are no malicious signatures, click here to show all signatures.
| Source: | Classification label: | ||
| Source: | Key opened: | Jump to behavior | ||
| Source: | Process created: | ||
| 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: | ||
| Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | Path Interception | Path Interception | 1 Rundll32 | OS Credential Dumping | 1 System Information Discovery | Remote Services | Data from Local System | Data Obfuscation | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Is Dropped
Is Windows Process
Number of created Registry Values
Number of created Files
Visual Basic
Delphi
Java
.Net C# or VB.NET
C, C++ or other language
Is malicious
InternetThis section contains all screenshots as thumbnails, including those not shown in the slideshow.
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
| Joe Sandbox version: | 40.0.0 Tourmaline |
| Analysis ID: | 1430488 |
| Start date and time: | 2024-04-23 18:08:56 +02:00 |
| Joe Sandbox product: | CloudBasic |
| Overall analysis duration: | 0h 3m 20s |
| Hypervisor based Inspection enabled: | false |
| Report type: | full |
| Cookbook file name: | defaultwindowsinteractivecookbook.jbs |
| Analysis system description: | Windows 10 x64 22H2 with Office Professional Plus 2019, Chrome 117, Firefox 118, Adobe Reader DC 23, Java 8 Update 381, 7zip 23.01 |
| Number of analysed new started processes analysed: | 13 |
| 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 |
| Sample name: | sample-1430485-762a7d10037b2a67e3e38aa9ab436425.zip |
| Detection: | CLEAN |
| Classification: | clean0.winZIP@1/0@0/0 |
| EGA Information: | Failed |
| HCA Information: |
|
| Cookbook Comments: |
|
- Exclude process from analysis (whitelisted): MpCmdRun.exe, dllhost.exe, SIHClient.exe, SgrmBroker.exe, MoUsoCoreWorker.exe, conhost.exe, svchost.exe
- Excluded domains from analysis (whitelisted): fs.microsoft.com, slscr.update.microsoft.com, fe3cr.delivery.mp.microsoft.com
- Not all processes where analyzed, report is missing behavior information
- VT rate limit hit for: sample-1430485-762a7d10037b2a67e3e38aa9ab436425.zip
⊘No simulations
⊘No created / dropped files found
| File type: | |
| Entropy (8bit): | 7.999640907413478 |
| TrID: |
|
| File name: | sample-1430485-762a7d10037b2a67e3e38aa9ab436425.zip |
| File size: | 447'437 bytes |
| MD5: | b3404d0169945fd1b67157b75fd15052 |
| SHA1: | 4e427476d057d93d3714b62b428a1f74a3855245 |
| SHA256: | bb8d68e1907c79f81f3bdf292fadcde333e90ba338848df3c56c5fdcd3a98eb2 |
| SHA512: | 40d691d4f38c16706c5be94562f40c863d9c0d1d14469956342c5ae6f68b3997cd1d15700a98c5efbf5c947a3bf7971dd6d293296cecb9657e52583e696c0fa1 |
| SSDEEP: | 6144:fya7UlCLlfU50JhZEz9gPOupc0c/zXH6qmGg7fsh9WmvxI1ceE04Vav9rHaRci:6a7UQL24EOPPc0cbHjk+Wcxleyavoqi |
| TLSH: | DD9423F4D8265896C449D5357DAA6E39C268E7AEDC1E30C23B117C3312AE41CB888F99 |
| File Content Preview: | PK........p..X*...'...........689234BCKJ3D.jpgx...[..O.t.NN...H%..0.\WNtX.5..J.LW|.o6.s.R...#f.4n>.`.....q...............~...J.y.=..s...$...x.......&.x.Y$W...S..1..2.L.........Po]........_J./..:....v..#p...>.g.......G..)......2W..Vx..=!.yP....%.'y...|.... |
 | |
| Icon Hash: | 1c1c1e4e4ececedc |
Key Decision
Richest Path
Thread / callback creation
Lower opacity -> Library Node⊘No network behavior found
| Target ID: | 0 |
| Start time: | 18:09:25 |
| Start date: | 23/04/2024 |
| Path: | C:\Windows\System32\rundll32.exe |
| Wow64 process (32bit): | false |
| Commandline: | |
| Imagebase: | 0x7ff7fb100000 |
| File size: | 71'680 bytes |
| MD5 hash: | EF3179D498793BF4234F708D3BE28633 |
| Has elevated privileges: | false |
| Has administrator privileges: | false |
| Programmed in: | C, C++ or other language |
| Reputation: | high |
| Has exited: | true |
⊘No disassembly