MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7bebb1f39af44412c5a7d8263d4fdae5ec1f234ad2f96e6f07add6daa3ce9b0a. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
Dridex
Vendor detections: 10
Maldoc score: 37
| SHA256 hash: | 7bebb1f39af44412c5a7d8263d4fdae5ec1f234ad2f96e6f07add6daa3ce9b0a |
|---|---|
| SHA3-384 hash: | e68e681fd8cc53a06336393785266b911de1536b8f704390c23985041de38503d0808c758699eab7bbb120812386b76b |
| SHA1 hash: | 47e662c6d5041836ba207ad2e6ed22a99ca1a4da |
| MD5 hash: | 36e8e3ce267eed9890d07b45b339a71b |
| humanhash: | vegan-speaker-pizza-harry |
| File name: | Copy_#_824.xls |
| Download: | download sample |
| Signature | Dridex |
| File size: | 724'480 bytes |
| First seen: | 2021-01-14 07:06:37 UTC |
| Last seen: | 2021-01-14 08:53:25 UTC |
| File type: |  xls |
| MIME type: | application/vnd.ms-excel |
| ssdeep | 6144:Rk3hOdsylKlgryzc4bNhZF+E+W2knAks0Qa8PBo0:UVQtBo0 |
| TLSH | 84F4EB8A7745C9F2D655DA761C6EC6E02327BC08EE8653C778947B2EBE39EB04CC1181 |
| Reporter |  JAMESWT_WT |
| Tags: | Dridex DropBox |
Office OLE Information
This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.
OLE id
| Maldoc score: 37 |
| Application name is Microsoft Excel |
| Office document is in OLE format |
| Office document contains VBA Macros |
OLE dump
MalwareBazaar was able to identify 37 sections in this file using oledump:
| Section ID | Section size | Section name |
|---|---|---|
| 1 | 107 bytes | CompObj |
| 2 | 244 bytes | DocumentSummaryInformation |
| 3 | 224 bytes | SummaryInformation |
| 4 | 584583 bytes | Workbook |
| 5 | 97 bytes | _VBA_PROJECT_CUR/GZm54QzpyrEANt/CompObj |
| 6 | 270 bytes | _VBA_PROJECT_CUR/GZm54QzpyrEANt/VBFrame |
| 7 | 38 bytes | _VBA_PROJECT_CUR/GZm54QzpyrEANt/f |
| 8 | 0 bytes | _VBA_PROJECT_CUR/GZm54QzpyrEANt/o |
| 9 | 761 bytes | _VBA_PROJECT_CUR/PROJECT |
| 10 | 269 bytes | _VBA_PROJECT_CUR/PROJECTwm |
| 11 | 97 bytes | _VBA_PROJECT_CUR/Q1GkOy3Kjo/CompObj |
| 12 | 292 bytes | _VBA_PROJECT_CUR/Q1GkOy3Kjo/VBFrame |
| 13 | 102 bytes | _VBA_PROJECT_CUR/Q1GkOy3Kjo/f |
| 14 | 4272 bytes | _VBA_PROJECT_CUR/Q1GkOy3Kjo/o |
| 15 | 6316 bytes | _VBA_PROJECT_CUR/VBA/GZm54QzpyrEANt |
| 16 | 11472 bytes | _VBA_PROJECT_CUR/VBA/Jn0po_cKk_9jy |
| 17 | 6442 bytes | _VBA_PROJECT_CUR/VBA/Q1GkOy3Kjo |
| 18 | 1007 bytes | _VBA_PROJECT_CUR/VBA/Sheet1 |
| 19 | 2421 bytes | _VBA_PROJECT_CUR/VBA/ThisWorkbook |
| 20 | 26867 bytes | _VBA_PROJECT_CUR/VBA/YoiV5LewbEU0IMu |
| 21 | 17674 bytes | _VBA_PROJECT_CUR/VBA/_VBA_PROJECT |
| 22 | 10100 bytes | _VBA_PROJECT_CUR/VBA/__SRP_0 |
| 23 | 919 bytes | _VBA_PROJECT_CUR/VBA/__SRP_1 |
| 24 | 11170 bytes | _VBA_PROJECT_CUR/VBA/__SRP_2 |
| 25 | 804 bytes | _VBA_PROJECT_CUR/VBA/__SRP_3 |
| 26 | 5707 bytes | _VBA_PROJECT_CUR/VBA/__SRP_4 |
| 27 | 270 bytes | _VBA_PROJECT_CUR/VBA/__SRP_5 |
| 28 | 1465 bytes | _VBA_PROJECT_CUR/VBA/__SRP_6 |
| 29 | 170 bytes | _VBA_PROJECT_CUR/VBA/__SRP_7 |
| 30 | 1288 bytes | _VBA_PROJECT_CUR/VBA/__SRP_8 |
| 31 | 156 bytes | _VBA_PROJECT_CUR/VBA/__SRP_9 |
| 32 | 3236 bytes | _VBA_PROJECT_CUR/VBA/__SRP_a |
| 33 | 254 bytes | _VBA_PROJECT_CUR/VBA/__SRP_b |
| 34 | 3095 bytes | _VBA_PROJECT_CUR/VBA/__SRP_c |
| 35 | 166 bytes | _VBA_PROJECT_CUR/VBA/__SRP_d |
| 36 | 3962 bytes | _VBA_PROJECT_CUR/VBA/crpIcfbx2NbW |
| 37 | 1115 bytes | _VBA_PROJECT_CUR/VBA/dir |
OLE vba
MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:
| Type | Keyword | Description |
|---|---|---|
| AutoExec | Workbook_Open | Runs when the Excel Workbook is opened |
| Hex String | wwwwwwx | 77777777777778 code and P-code are different, this may have been used to hide malicious code |
| IOC | user32.dll | Executable file name |
| Suspicious | Environ | May read system environment variables |
| Suspicious | Open | May open a file |
| Suspicious | write | May write to a file (if combined with Open) |
| Suspicious | Put | May write to a file (if combined with Open) |
| Suspicious | output | May write to a file (if combined with Open) |
| Suspicious | Binary | May read or write a binary file (if combined with Open) |
| Suspicious | savetofile | May create a text file |
| Suspicious | run | May run an executable file or a system command |
| Suspicious | Create | May execute file or a system command through WMI |
| Suspicious | ShowWindow | May hide the application |
| Suspicious | GetObject | May get an OLE object with a running instance |
| Suspicious | Windows | May enumerate application windows (if combined with Shell.Application object) |
| Suspicious | Lib | May run code from a DLL |
| Suspicious | Chr | May attempt to obfuscate specific strings (use option --deobf to deobfuscate) |
| Suspicious | ChrW | May attempt to obfuscate specific strings (use option --deobf to deobfuscate) |
| Suspicious | Xor | May attempt to obfuscate specific strings (use option --deobf to deobfuscate) |
| Suspicious | Hex Strings | Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all) |
| Suspicious | Base64 Strings | Base64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all) |
Intelligence
File Origin
# of uploads :
2
# of downloads :
147
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Copy_#_824.xls
Verdict:
Malicious activity
Analysis date:
2021-01-14 07:11:36 UTC
Tags:
macros macros-on-open ta505
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% directory
Searching for the window
Launching a process
Creating a process with a hidden window
Searching for many windows
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Document image
Image:
Result
Verdict:
MALICIOUS
Details
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Macro with DLL Reference
Detected macro logic that will load additional functionality from Dynamically Linked Libraries (DLLs). While not explicitly malicious, this is a common tactic for accessing APIs that are not otherwised exposed via Visual Basic for Applications (VBA).
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl.evad
Score:
92 / 100
Signature
Antivirus detection for URL or domain
Creates processes via WMI
Document contains an embedded macro with GUI obfuscation
Document contains an embedded VBA macro which may execute processes
Document contains an embedded VBA macro with suspicious strings
Document contains an embedded VBA with functions possibly related to HTTP operations
Document contains an embedded VBA with many randomly named variables
Document contains an embedded VBA with many string operations indicating source code obfuscation
Document contains VBA stomped code (only p-code) potentially bypassing AV detection
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Threat name:
Script-Macro.Trojan.Heuristic
Status:
Malicious
First seen:
2021-01-14 07:07:19 UTC
File Type:
Document
Extracted files:
44
AV detection:
12 of 46 (26.09%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
dridex
Score:
10/10
Tags:
family:dridex botnet loader macro macro_on_action
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Office loads VBA resources, possible macro or embedded object present
JavaScript code in executable
Loads dropped DLL
Blocklisted process makes network request
Dridex Loader
Dridex
Process spawned unexpected child process
Malware Config
C2 Extraction:
52.73.70.149:443
8.4.9.152:3786
185.246.87.202:3098
50.116.111.64:5353
8.4.9.152:3786
185.246.87.202:3098
50.116.111.64:5353
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Virus
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | DridexV4 |
|---|---|
| Author: | kevoreilly |
| Description: | Dridex v4 Payload |
| Rule name: | Email_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Email in files like avemaria |
| Rule name: | IPPort_combo_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | Select_from_enumeration |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | SharedStrings |
|---|---|
| Author: | Katie Kleemola |
| Description: | Internal names found in LURK0/CCTV0 samples |
| Rule name: | UAC_bypass_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | UAC bypass in files like avemaria |
| Rule name: | win_dridex_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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