MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64b64f133241d9c5cb608117a18b66b80b771816ae5fbe60803e8d96b3c02466. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 64b64f133241d9c5cb608117a18b66b80b771816ae5fbe60803e8d96b3c02466
SHA3-384 hash: 61253076c5d9cdab48869a25e698939553dd836cc8f810bf0ae1b686a53716d8c46ec604e1a59ed9758ed92fdcdb88b3
SHA1 hash: 455218572f38f5b4b9b670e70e69bd933c631ce8
MD5 hash: b0e838597d58c09d9a2f1161b95a7874
humanhash: triple-sixteen-high-mountain
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'273'999 bytes
First seen:2022-10-26 19:16:04 UTC
Last seen:2022-10-26 19:44:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2PuYH2fr1W/byyRYuaLk+c4KF2nWC4dmtgGMYoWEgxiqA5hq:MPTH2j1WTyyRYumfMdmtgGMYoOxCDq
TLSH T148B5338613E290B0C018AE389F7D8A318D663A35787C6414F5FCDABE9F276D3249C365
TrID 50.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.2% (.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 b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://95.214.24.96/load.php?pub=mixinte

Intelligence

File Origin
# of uploads :
19
# of downloads :
280
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-26 19:17:16 UTC
Tags:
installer loader evasion trojan ficker stealer opendir vidar
Link:
https://app.any.run/tasks/643fcb9e-6363-49b5-a8ea-2f8b012cc400

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Nymaim
Create hunting rule
Link:
https://www.capesandbox.com/analysis/324531/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Searching for the window
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Сreating synchronization primitives
Creating a file
Moving a recently created file
Modifying a system file
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 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/45742/overview
Behaviour
MalwareBazaar
CheckCmdLine
Result
Verdict:
UNKNOWN
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:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c442d66e-f1c3-40bf-9f5c-3d813b2e254e
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1098731
Signature
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)
Machine Learning detection for dropped file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 731381 Sample: file.exe Startdate: 26/10/2022 Architecture: WINDOWS Score: 80 46 45.139.105.1 CMCSUS Italy 2->46 48 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->48 50 Antivirus detection for URL or domain 2->50 52 Detected unpacking (changes PE section rights) 2->52 54 Detected unpacking (overwrites its own PE header) 2->54 56 3 other signatures 2->56 10 file.exe 2 2->10         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\is-AK1VF.tmp, PE32 10->30 dropped 13 is-AK1VF.tmp 16 25 10->13         started        process6 file7 32 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->32 dropped 34 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->34 dropped 36 C:\...\unins000.exe (copy), PE32 13->36 dropped 38 4 other files (2 malicious) 13->38 dropped 16 exsearcher60.exe 25 13->16         started        process8 dnsIp9 40 107.182.129.235, 49701, 80 META-ASUS Reserved 16->40 42 171.22.30.106, 49702, 80 CMCSUS Germany 16->42 44 45.139.105.171, 49700, 80 CMCSUS Italy 16->44 28 C:\Users\user\AppData\Roaming\...\oRpYpW.exe, PE32 16->28 dropped 20 cmd.exe 1 16->20         started        22 oRpYpW.exe 16->22         started        file10 process11 process12 24 taskkill.exe 1 20->24         started        26 conhost.exe 20->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/64b64f133241d9c5cb608117a18b66b80b771816ae5fbe60803e8d96b3c02466/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-26 19:17:09 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ms3e6ezsihm4ls3aqel2dc3gxafxogawvzp34yeah2gznm6aerta._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221026-xzcg9sgga9/
Behaviour
Kills process with taskkill
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
Loads dropped DLL
Executes dropped EXE
NyMaim
Malware Config
C2 Extraction:
45.139.105.171
85.31.46.167
Unpacked files
SH256 hash:
a7dd277d825252a1a15abc212c33ead006359758eea98ddc769f833ce597c378
MD5 hash:
7f455b1f5f9ee95536390951ece3ef60
SHA1 hash:
ea983f1c443be3d7511da1a18c06fa2b9fbc60ea
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/c6864258-05ab-4dac-abe4-47b61b44b275/
SH256 hash:
3f56c3d44a1d3ed857cee4e74dcf800a32d908ba12063646db9a5ee10441dc42
MD5 hash:
98c241aebeb7c4984ff8cb64e3792f97
SHA1 hash:
b95c2845024dd19592cf47ccef20c43f2b1c3ed2
Link:
https://www.unpac.me/results/c6864258-05ab-4dac-abe4-47b61b44b275/
SH256 hash:
af632eb4aa2e9244d9d8e7713e9fd70f3c268d6a5b5c101fbada498b1cd9202b
MD5 hash:
2b8e932f9496523964283f2f720ab45e
SHA1 hash:
0f4efffb650f67d28cc54b363d7d45a8b931d1d5
Link:
https://www.unpac.me/results/c6864258-05ab-4dac-abe4-47b61b44b275/
SH256 hash:
64b64f133241d9c5cb608117a18b66b80b771816ae5fbe60803e8d96b3c02466
MD5 hash:
b0e838597d58c09d9a2f1161b95a7874
SHA1 hash:
455218572f38f5b4b9b670e70e69bd933c631ce8
Link:
https://www.unpac.me/results/c6864258-05ab-4dac-abe4-47b61b44b275/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/64b64f133241d9c5cb608117a18b66b80b771816ae5fbe60803e8d96b3c02466

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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/324531/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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