MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d1cc51309cddfeeb4181c3aafdc35e72c2ecb219e006392cae96b8568a4246ae. 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
Gozi
Vendor detections: 12
Maldoc score: 24
| SHA256 hash: | d1cc51309cddfeeb4181c3aafdc35e72c2ecb219e006392cae96b8568a4246ae |
|---|---|
| SHA3-384 hash: | 58503829b5068405afd7d026d9de8534a7929b007aa3b1441c5b90fdc41b28da578910d30ae672e739ec8dbe59de30cf |
| SHA1 hash: | dc01f959acff2ff1aae1278f7de74f2e9d1d3857 |
| MD5 hash: | 77ab6ac40b4b4db8efa297534eb8d23f |
| humanhash: | cola-robin-lamp-winner |
| File name: | 772461.xls |
| Download: | download sample |
| Signature | Gozi |
| File size: | 93'184 bytes |
| First seen: | 2023-01-11 12:22:57 UTC |
| Last seen: | Never |
| File type: |  xls |
| MIME type: | application/vnd.ms-excel |
| ssdeep | 1536:JblYkEIbSkKBEqEXPgsRZmbaoFhZhR0cixIHm0QOYVEiYqb4c+DoW47zo4doT3aX:JblYkEIuPm3fNRZmbaoFhZhR0cixIHmv |
| TLSH | T152933A2AB656C947D6492F360CD6D6E97336BC416F5B830B3204B73F6FB96D0C902606 |
| TrID | 80.2% (.XLS) Microsoft Excel sheet (32500/1/3) 19.7% (.) Generic OLE2 / Multistream Compound (8000/1) |
| Reporter |  JAMESWT_WT |
| Tags: | brt Gozi ITA Ursnif xls |
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: 24 |
OLE dump
MalwareBazaar was able to identify 16 sections in this file using oledump:
| Section ID | Section size | Section name |
|---|---|---|
| 1 | 117 bytes | CompObj |
| 2 | 248 bytes | DocumentSummaryInformation |
| 3 | 168 bytes | SummaryInformation |
| 4 | 43573 bytes | Workbook |
| 5 | 519 bytes | _VBA_PROJECT_CUR/PROJECT |
| 6 | 104 bytes | _VBA_PROJECT_CUR/PROJECTwm |
| 7 | 19172 bytes | _VBA_PROJECT_CUR/VBA/Foglio1 |
| 8 | 1211 bytes | _VBA_PROJECT_CUR/VBA/Questa_cartella_di_lavoro |
| 9 | 4120 bytes | _VBA_PROJECT_CUR/VBA/_VBA_PROJECT |
| 10 | 4809 bytes | _VBA_PROJECT_CUR/VBA/__SRP_0 |
| 11 | 748 bytes | _VBA_PROJECT_CUR/VBA/__SRP_1 |
| 12 | 8580 bytes | _VBA_PROJECT_CUR/VBA/__SRP_2 |
| 13 | 1518 bytes | _VBA_PROJECT_CUR/VBA/__SRP_3 |
| 14 | 680 bytes | _VBA_PROJECT_CUR/VBA/__SRP_4 |
| 15 | 106 bytes | _VBA_PROJECT_CUR/VBA/__SRP_5 |
| 16 | 557 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 |
|---|---|---|
| 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 | ADODB.Stream | May create a text file |
| Suspicious | savetofile | May create a text file |
| Suspicious | CreateObject | May create an OLE object |
| Suspicious | Microsoft.XMLHTTP | May download files from the Internet |
| Suspicious | exec | May run an executable file or a system |
| Suspicious | Hex Strings | Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all) |
Intelligence
File Origin
# of uploads :
1
# of downloads :
224
Origin country :
ITVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
772461.xls
Verdict:
Malicious activity
Analysis date:
2023-01-11 12:24:06 UTC
Tags:
macros maldoc-5
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
True
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Sending a custom TCP request
Creating a window
Сreating synchronization primitives
Changing an executable file
Infecting executable files
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Payload URLs
URL
File name
Foglio1.Replogio
WorkBook
Behaviour
BlacklistAPI detected
Document image
Image:
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
cmd evasive macros rundll32
Label:
Malicious
Suspicious Score:
7.5/10
Score Malicious:
75%
Score Benign:
25%
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Signature
Document contains an embedded VBA macro with suspicious strings
Document contains an embedded VBA with functions possibly related to ADO stream file operations
Document contains an embedded VBA with functions possibly related to HTTP operations
Document exploit detected (creates forbidden files)
Document exploit detected (drops PE files)
Document exploit detected (process start blacklist hit)
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the document folder of the user
Found API chain indicative of debugger detection
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Office process drops PE file
Sigma detected: Office product drops executable at suspicious location
Behaviour
Behavior Graph:
Threat name:
Document-Office.Trojan.Valyria
Status:
Malicious
First seen:
2023-01-11 12:22:45 UTC
File Type:
Document
Extracted files:
21
AV detection:
14 of 26 (53.85%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
macro
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Office loads VBA resources, possible macro or embedded object present
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | informational_win_ole_protected |
|---|---|
| Author: | Jeff White (karttoon@gmail.com) @noottrak |
| Description: | Identify OLE Project protection within documents. |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | TA505_Maldoc_21Nov_2 |
|---|---|
| Author: | Arkbird_SOLG |
| Description: | invitation (1).xls |
| Reference: | https://twitter.com/58_158_177_102/status/1197432303057637377 |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.