MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 40628d32ef0746f397d0d41b839530eae24d249dd2f414450a8d9dda03741d10. 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
Formbook
Vendor detections: 12
| SHA256 hash: | 40628d32ef0746f397d0d41b839530eae24d249dd2f414450a8d9dda03741d10 |
|---|---|
| SHA3-384 hash: | 73141f6510feafc17def9a17291f38df51346761d8c3298482e9edb1e358483dc8c1e90b9ce8c6d7f0699a35557a7527 |
| SHA1 hash: | d91edbe0f109370c41af0163c9ca6c49a9ae533e |
| MD5 hash: | 489955bed03869f71b4f9639f2566905 |
| humanhash: | saturn-fillet-idaho-robert |
| File name: | SecuriteInfo.com.Variant.Jaik.44831.27142.27292 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 221'668 bytes |
| First seen: | 2021-03-31 08:50:27 UTC |
| Last seen: | 2021-03-31 09:43:16 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla) |
| ssdeep | 3072:nTs3BxJNmJNV8GhNhDh09Ixfbewvm0C46i0MZA47zb6zDX0at7XO7tXYsne3X4Cd:nAPXGbpG9IxzsMZjzb6P0BdYFX4o |
| Threatray | 4'468 similar samples on MalwareBazaar |
| TLSH | 482412892FF2E03BDA0517F5097B5732F3F6B9102E480A3B97265F6D3D60596D61220E |
| Reporter |  SecuriteInfoCom |
| Tags: | FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Original Invoice-COAU7230734290.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-31 07:02:41 UTC
Tags:
encrypted exploit CVE-2017-11882 trojan formbook stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Unauthorized injection to a recently created process
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2021-03-31 07:38:56 UTC
AV detection:
6 of 47 (12.77%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 4'458 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.fountainhead410.com/jzvu/
Unpacked files
SH256 hash:
1847ef269c087fa71f83b33235fa1e0de0e9cc6a04ea88dd786c8b04a55f1fb6
MD5 hash:
830800fbc0c5f347f42a15a6457e235d
SHA1 hash:
0491fa011fe03094bd095e12410058c42ed9a222
SH256 hash:
40628d32ef0746f397d0d41b839530eae24d249dd2f414450a8d9dda03741d10
MD5 hash:
489955bed03869f71b4f9639f2566905
SHA1 hash:
d91edbe0f109370c41af0163c9ca6c49a9ae533e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Eldorado
Score:
0.90
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: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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