MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7efb22ef59434da690d16414a7b454e2e59a25243e7678f870ecc9ada2887850. 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


GCleaner


Vendor detections: 13


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

SHA256 hash: 7efb22ef59434da690d16414a7b454e2e59a25243e7678f870ecc9ada2887850
SHA3-384 hash: a77ece0cc368d295bc4c06f809934c6c8b9681ff27b09c64c685c83f76b6a1c99485dd25019c7d8d90e5307cf871ad93
SHA1 hash: 2e7f48f3c755a70cba31440f0951a0ba4b803acf
MD5 hash: 6907b15d2a94b59b9577db21c934f8c2
humanhash: river-mountain-queen-wyoming
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'881'296 bytes
First seen:2023-07-14 11:49:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:1GPwOiOq9SS1kM6er9yGvL41t8nXvXars18v8:AoOiOq9SSa4rdE1tLrsG8
Threatray 3'575 similar samples on MalwareBazaar
TLSH T11F953309EBD8E837E1E1D5B41E25E6E45A32FC28A9748D19E3BF399C0F77960214D342
TrID 50.8% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.6% (.EXE) Inno Setup installer (109740/4/30)
4.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 70f0f0e8e8b2f0f0 (29 x GCleaner)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://45.12.253.74/pineapple.php?pub=mixinte

Intelligence

File Origin
# of uploads :
1
# of downloads :
278
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-07-14 11:52:00 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/782f435a-0d94-499e-8045-3bc058217d29

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/418706/
Detection(s):
SecuriteInfo.com.Trojan.MulDrop22.33867.2513.29267.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for the window
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Launching the process to interact with network services
Modifying a system file
Searching for synchronization primitives
Launching a process
Creating a file in the %AppData% subdirectories
Running batch commands
Creating a process with a hidden window
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/97603/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control greyware installer lolbin overlay packed packed shell32
Link:
https://www.filescan.io/uploads/64b1366ca15fc7eb4fd2d451/reports/059a61a3-8eb2-45ed-a159-c4174c3f895b/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/7efb22ef59434da690d16414a7b454e2e59a25243e7678f870ecc9ada2887850
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8f59e719-e9ae-4d13-942e-01dbd101fb71
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1273120
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1273120 Sample: file.exe Startdate: 14/07/2023 Architecture: WINDOWS Score: 100 40 45.12.253.72 CMCSUS Germany 2->40 42 45.12.253.75 CMCSUS Germany 2->42 44 45.12.253.98 CMCSUS Germany 2->44 48 Found malware configuration 2->48 50 Antivirus detection for URL or domain 2->50 52 Antivirus detection for dropped file 2->52 54 5 other signatures 2->54 9 file.exe 2 2->9         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\is-JJ6JJ.tmp, PE32 9->30 dropped 12 is-JJ6JJ.tmp 11 102 9->12         started        process6 file7 32 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 12->32 dropped 34 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 12->34 dropped 36 C:\...\unins000.exe (copy), PE32 12->36 dropped 38 8 other files (6 malicious) 12->38 dropped 15 RewSpacer714.exe 8 12->15         started        19 net.exe 1 12->19         started        process8 dnsIp9 46 45.12.253.56, 80 CMCSUS Germany 15->46 28 C:\Users\user\AppData\Roaming\...\93zR6t.exe, PE32 15->28 dropped 21 93zR6t.exe 15->21         started        24 conhost.exe 19->24         started        26 net1.exe 1 19->26         started        file10 process11 signatures12 56 Multi AV Scanner detection for dropped file 21->56
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7efb22ef59434da690d16414a7b454e2e59a25243e7678f870ecc9ada2887850/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-07-14 11:50:10 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=p35sf32zing2negrmqkkpncu4lszujjehz3hr6dq5te23iuipbia._file
Verdict:
malicious
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474e293e9c25fdccd36c77f62b4b234fc97d8f1122dcbe78494f5482b6675f44
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58d57f768804a9c0594a2f9a2db379788d41fbeaca4936a1fe6a0f8986265a77
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7475db7ff71a655c148820592471897f2ada47b1ae154e23cb83a666152ca23d
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93cb045c691341fee5fe4b5aae26233c3bdfb480db20a904ef7f7749db2c6e86
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9dc3c210f41de276264b20019ec64beb14955fb59dff048b10fab6a397a26be3
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a966075818dd971effd37c47d3de59591064a7bc99f37296e04c6d8a63ce3ea2
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c50ed0352f86462194d23cc0b3128c28eca1eaa426049abddd58e697e29831cb
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cf34174392d422249a3b1c2a488709b3606143bf51acfa14ca53928051697331
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e88259872bb2df0913c156511df3eba707e0a39f520fecd3316654c26cd05334
GCleaner
+ 3'565 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230714-nzkzzaec4x/
Behaviour
Kills process with taskkill
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
GCleaner
Malware Config
C2 Extraction:
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
Unpacked files
SH256 hash:
8294671ba55f1b7ab4a59f2f97947ad6272ba640321e35cab45e0a5cf743a7fb
MD5 hash:
d1cbf387bd2de2224538576eda9309c2
SHA1 hash:
aae8860adc918f97f5b4fbff82034d16669e83af
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/77a76241-a2a8-4f8e-b25e-7cec478c35c1/
SH256 hash:
70f018671cfce4797e52466e141ffd4107b6abcf25d5a123cd0a16646e1b8217
MD5 hash:
5b549149e5d712452fa8901ef2f11870
SHA1 hash:
42034a26f70800b7842685ceda37886034b8c75e
Link:
https://www.unpac.me/results/77a76241-a2a8-4f8e-b25e-7cec478c35c1/
SH256 hash:
a0e37f4ede4f193b6bb2e0872725ef76ea11032f2e5a798483133e9c9e9e7857
MD5 hash:
54ba669ceb8f6fa2d05bc34adb55fb9a
SHA1 hash:
22a84ad5c010a7f5214e454779bb53a82433d095
Link:
https://www.unpac.me/results/77a76241-a2a8-4f8e-b25e-7cec478c35c1/
SH256 hash:
7efb22ef59434da690d16414a7b454e2e59a25243e7678f870ecc9ada2887850
MD5 hash:
6907b15d2a94b59b9577db21c934f8c2
SHA1 hash:
2e7f48f3c755a70cba31440f0951a0ba4b803acf
Link:
https://www.unpac.me/results/77a76241-a2a8-4f8e-b25e-7cec478c35c1/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7efb22ef5943/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:win_gcleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.gcleaner.

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/418706/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

Comments