MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd. 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


Seven


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd
SHA3-384 hash: 55f87e2e1c7f02e0702117efc73375f70585c90942764f8b621535eb765216676797ac90276ccc16c5102dcf7d25c239
SHA1 hash: 429d87b4d4cf95c0c62d0c175d0b37d7d6a4a742
MD5 hash: 194e9dd483e25c9e6e6086b994aefd63
humanhash: mobile-nine-happy-connecticut
File name:552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd
Download: download sample
Signature Seven
Create hunting rule
File size:371'765 bytes
First seen:2022-12-18 05:20:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 266bed6766ee2a20cf7c2dd0d6245d96 (17 x Seven)
ssdeep 6144:5aPIWVeTdJKsLxgcSNDQL5Q9VuwLmh0kdH371oH:5uTs1gBpQL5kmh0671oH
TLSH T168840826B14198E6DD7268791A65BBFEAA2DB4704B940FF7F7C24AA404E03C11B74F13
TrID 30.3% (.EXE) Win64 Executable (generic) (10523/12/4)
18.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
14.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.9% (.EXE) Win32 Executable (generic) (4505/5/1)
5.8% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter petikvx
Tags:exe Ransomware Seven

Intelligence

File Origin
# of uploads :
1
# of downloads :
498
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd
Verdict:
Malicious activity
Analysis date:
2022-12-18 05:21:56 UTC
Tags:
trojan
Link:
https://app.any.run/tasks/83aa9403-f377-47ab-a54b-f2718ede04b4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
7ev3n
Create hunting rule
Link:
https://www.capesandbox.com/analysis/347496/
Detection(s):
Win.Ransomware.Seven-6515188-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Sending a custom TCP request
Launching a process
Changing a file
Reading critical registry keys
Creating a file in the mass storage device
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Encrypting user's files
Gathering data
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.
Malware family:
7ev3n
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b08126d6-6980-4a6b-aac8-8d8c1e9c0256
Result
Threat name:
SevenCrypt
Create hunting rule
Detection:
malicious
Classification:
rans
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1136161
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops PE files to the document folder of the user
Drops PE files to the user root directory
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Uses cmd line tools excessively to alter registry or file data
Yara detected SevenCrypt ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 768891 Sample: sjeFwi8dM2.exe Startdate: 18/12/2022 Architecture: WINDOWS Score: 96 51 Antivirus / Scanner detection for submitted sample 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected SevenCrypt ransomware 2->55 57 Machine Learning detection for sample 2->57 8 sjeFwi8dM2.exe 15 2->8         started        13 conlhost.exe 279 2->13         started        15 conlhost.exe 304 2->15         started        process3 dnsIp4 45 46.45.169.106, 80 INETLTDTR Turkey 8->45 41 C:\Users\Public\conlhost.exe, PE32 8->41 dropped 43 C:\Users\...\conlhost.exe:Zone.Identifier, ASCII 8->43 dropped 67 Drops PE files to the user root directory 8->67 17 conlhost.exe 259 8->17         started        47 104.18.151.97, 443, 49731, 49733 CLOUDFLARENETUS United States 13->47 49 blockchain.info 104.18.147.97, 443, 49704, 49706 CLOUDFLARENETUS United States 15->49 file5 signatures6 process7 file8 33 C:\Users\user\Documents\...\ZTGJILHXQB.png, MS-DOS 17->33 dropped 35 C:\Users\user\Documents\...\A4.R5A (copy), MS-DOS 17->35 dropped 37 C:\Users\user\Desktop\...37IKHQAIQAU.jpg, data 17->37 dropped 39 2 other malicious files 17->39 dropped 59 Antivirus detection for dropped file 17->59 61 Drops PE files to the document folder of the user 17->61 63 Machine Learning detection for dropped file 17->63 65 2 other signatures 17->65 21 cmd.exe 1 17->21         started        23 reg.exe 1 1 17->23         started        25 reg.exe 1 1 17->25         started        signatures9 process10 process11 27 conhost.exe 21->27         started        29 conhost.exe 23->29         started        31 conhost.exe 25->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd/
Threat name:
Win32.Ransomware.Seven
Create hunting rule
Status:
Malicious
First seen:
2022-12-16 11:34:00 UTC
File Type:
PE (Exe)
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kuqzfj4tz4ezwtmys3v2sljjt25fn5n6av3yicfrtk5sf245kw6q._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence ransomware
Link:
https://tria.ge/reports/221218-f1zwhsaf96/
Behaviour
Suspicious use of WriteProcessMemory
Adds Run key to start application
Deletes itself
Loads dropped DLL
Executes dropped EXE
Modifies extensions of user files
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/09d49627-1236-4cd5-bdcd-8fe367e1067f
Unpacked files
SH256 hash:
552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd
MD5 hash:
194e9dd483e25c9e6e6086b994aefd63
SHA1 hash:
429d87b4d4cf95c0c62d0c175d0b37d7d6a4a742
Detections:
win_7ev3n_auto
Create hunting rule
Link:
https://www.unpac.me/results/8f4f00c8-e458-4f08-9307-15c64db6b450/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/552192a793cf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/552192a793cf099b4d9896eba92d299eba56f5be05778408b19abb22eb9d55bd

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:RANSOM_7ev3n
Create hunting rule
Author:KrknSec
Description:Detects 7ev3n ransomware.
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.7ev3n
Rule name:win_7ev3n_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.7ev3n.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/347496/

Comments