MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 107bb8e2cbdd04b4da332db8ee84e16184c5150a19cae4f929873a092c1b5fe0. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 107bb8e2cbdd04b4da332db8ee84e16184c5150a19cae4f929873a092c1b5fe0
SHA3-384 hash: 012ad33428a06fab390b2e7c96c5ba8958a9d9edd5b5f19586fd12ed195e43f0476198c78a233a654121782373fe30a4
SHA1 hash: c49f32709d61ac7d37bfd5d6847cfd3655e8ff58
MD5 hash: 419b73df42c5084636b2f05de4f01bf5
humanhash: nebraska-music-mockingbird-beryllium
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'378'814 bytes
First seen:2022-10-27 13:01:01 UTC
Last seen:2022-10-27 13:30:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2r6GInYm/p6dBFloxMd68Pb7C0LbnerNDkWVKoI1oxNFHGLg03woA5hq:MynYmsBFy2pb+0LbneRdKaxfZ4w3Dq
TLSH T120B53326885714B1C092BCB7AC6AD7BDD22733CC857DA50675FC2EEC1B911E48C7A392
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 :
17
# of downloads :
224
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-27 13:04:03 UTC
Tags:
installer loader evasion trojan ficker stealer opendir vidar
Link:
https://app.any.run/tasks/2b4b71c6-6a39-4f0e-978c-53f1597bde6a

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/324886/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
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
Using the Windows Management Instrumentation requests
Creating a file in the Windows subdirectories
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/45975/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/03fe5d4e-74dc-488c-874f-c8e9d91431a7
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1099334
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: 731985 Sample: file.exe Startdate: 27/10/2022 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-16N7O.tmp, PE32 10->30 dropped 13 is-16N7O.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 ezsearcher61.exe 21 13->16         started        process8 dnsIp9 40 107.182.129.235, 49693, 80 META-ASUS Reserved 16->40 42 171.22.30.106, 49694, 80 CMCSUS Germany 16->42 44 2 other IPs or domains 16->44 28 C:\Users\user\AppData\Roaming\...\vpBwpX.exe, PE32 16->28 dropped 20 cmd.exe 1 16->20         started        22 vpBwpX.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/107bb8e2cbdd04b4da332db8ee84e16184c5150a19cae4f929873a092c1b5fe0/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-27 13:12:00 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=cb53rywl3ucljwrtfw4o5bhbmgcmkfikdhfoj6jjq45asla3l7qa._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221027-p872jaccdj/
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ba8ad602-8347-4d86-ac76-485a0b422942
Unpacked files
SH256 hash:
012af0adb08c0fbb090ff9493c9d4c22790e90067bab633f3c1423f7401521c0
MD5 hash:
5fb74493dabfb63cff001afa69977333
SHA1 hash:
7838eb26bda0c284b3149fe25994ca977defa1e7
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/4f5178fa-5d80-4203-8a89-d977393c3b04/
SH256 hash:
c9fd03786874899eee5067de3d1f2a0d7367295e302af0fc2105b7b728293a79
MD5 hash:
df5a452b3514aea26b65efdbad53dfc8
SHA1 hash:
ab94324d704f3041cea50ea6d3ecb5c5531e209f
Link:
https://www.unpac.me/results/4f5178fa-5d80-4203-8a89-d977393c3b04/
SH256 hash:
107bb8e2cbdd04b4da332db8ee84e16184c5150a19cae4f929873a092c1b5fe0
MD5 hash:
419b73df42c5084636b2f05de4f01bf5
SHA1 hash:
c49f32709d61ac7d37bfd5d6847cfd3655e8ff58
Link:
https://www.unpac.me/results/4f5178fa-5d80-4203-8a89-d977393c3b04/
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/107bb8e2cbdd04b4da332db8ee84e16184c5150a19cae4f929873a092c1b5fe0

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/324886/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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