MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b59e99ffe4fadaf763a31aeddb7b33444536e5a8b163b08813b6aba1ffaaeb96. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b59e99ffe4fadaf763a31aeddb7b33444536e5a8b163b08813b6aba1ffaaeb96
SHA3-384 hash: 81a3ec4bb9dc5442cde8259602eff63be94c8e91de7a5dc23ce7721280130f983dc538899057dedd6bf8aa4f7cc8b0e1
SHA1 hash: 833dbba940f17d9b9eeb87b578fdb5c293d2604b
MD5 hash: c95f001459b467f2858a7beb89b0cf40
humanhash: low-timing-steak-may
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'193'216 bytes
First seen:2023-07-26 08:13:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 24576:+2lhbeekocDvS/NeyXdgsfKaTqdoYXNsvrqGWO9su4/Mh9GxanV:+24RAUsHLY9SVWpjMhMxOV
Threatray 28 similar samples on MalwareBazaar
TLSH T188452317D1469C76D0A28D7029786214EAB7FEA34C3A28BC78ECBE4C5FB79119C41379
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 b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
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 :
283
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2023-07-26 08:16:11 UTC
Tags:
installer
Link:
https://app.any.run/tasks/b0676226-fcca-43d9-99f4-62cffbfddfa5

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/433451/
Detection(s):
SecuriteInfo.com.FileRepMalware.11994.27711.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file in the %AppData% subdirectories
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
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 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
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Gathering data
Verdict:
Suspicious
Labled as:
HEUR/AGEN.1332570
Link:
https://www.hybrid-analysis.com/sample/b59e99ffe4fadaf763a31aeddb7b33444536e5a8b163b08813b6aba1ffaaeb96
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/bc5b7883-1e59-4496-97c6-741ffd6b80ba
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1279928
Signature
Antivirus / Scanner detection for submitted sample
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
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1279928 Sample: file.exe Startdate: 26/07/2023 Architecture: WINDOWS Score: 100 53 45.12.253.98 CMCSUS Germany 2->53 55 Snort IDS alert for network traffic 2->55 57 Found malware configuration 2->57 59 Antivirus detection for URL or domain 2->59 61 7 other signatures 2->61 10 file.exe 2 2->10         started        signatures3 process4 file5 37 C:\Users\user\AppData\Local\...\file.exe.tmp, PE32 10->37 dropped 13 file.exe.tmp 11 102 10->13         started        process6 file7 39 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->39 dropped 41 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->41 dropped 43 C:\...\unins000.exe (copy), PE32 13->43 dropped 45 8 other files (6 malicious) 13->45 dropped 16 FISpacer726.exe 20 13->16         started        20 net.exe 1 13->20         started        process8 dnsIp9 47 45.12.253.56, 49699, 80 CMCSUS Germany 16->47 49 45.12.253.72, 49700, 80 CMCSUS Germany 16->49 51 45.12.253.75, 49701, 80 CMCSUS Germany 16->51 35 C:\Users\user\AppData\...\ifHs418d4IhAS.exe, PE32 16->35 dropped 22 ifHs418d4IhAS.exe 16->22         started        25 cmd.exe 1 16->25         started        27 conhost.exe 20->27         started        29 net1.exe 1 20->29         started        file10 process11 signatures12 63 Multi AV Scanner detection for dropped file 22->63 31 taskkill.exe 1 25->31         started        33 conhost.exe 25->33         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b59e99ffe4fadaf763a31aeddb7b33444536e5a8b163b08813b6aba1ffaaeb96/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-07-26 08:14:07 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwpjt77e7lnpoy5ddlw5w6ztirctnzniwfr3bcatw2v2d75k5ola._file
Verdict:
unknown
Similar samples:
14199a90887a9f26023cce0bee4b377a163424c38c48ea7ac3fd5085034fd644
GCleaner
2803ae07af0576674bbe5b71be2061c85fb0cd18d9daf78bcd4f8e38a836fe6b
GCleaner
28e0e5becfb8045063d9c9403bb7491aa14143f86074c0e63d54402841d2d905
GCleaner
2bdb1e8fdbd38cab702b92b9f77a3d99db0afe2f4d45775003ead8fbf443e201
GCleaner
37d6bbafca72c5e4cd4862db500df11b42efe23be023d9880593458530aab02f
GCleaner
8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2
GCleaner
9c04f22d89e211c4429a1f5187f624dacd8dfc55983398e8ab35fb58d3d84bee
GCleaner
9d9cee9d54adab8811bfb8b0e8111d74faca877fc45f2d4c9cbf63912e4e760a
GCleaner
a34d0fdeea7adfbeac5dfb025c2ebf21b19c55d290c72f5705a7e3b331c41638
GCleaner
dbce465600f880bdff8e64742a1728049bf44ffe7c7aec9f605e87ab859921df
GCleaner
+ 18 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230726-j4zlpsac87/
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:
76561218bd8484fd41ea85f73d87c30cc51b3e7f7629d5946b336d21923f44a4
MD5 hash:
d597cbc2ec49ecb160a70644176efe65
SHA1 hash:
c398bad6d5f2e660695e65a5a73066e0b3c9a66b
Link:
https://www.unpac.me/results/477945ac-5aba-4d9f-8218-506eb3a9d78b/
SH256 hash:
6c03d0b58b11fa9aad5970fc27c33a34c175b0c5b9122f7c7dbca8b431dfb185
MD5 hash:
9410ddd054331cec62a5e85e89bfb07c
SHA1 hash:
e33104c73885eb4182ea19d065558ba7ef45d110
Link:
https://www.unpac.me/results/477945ac-5aba-4d9f-8218-506eb3a9d78b/
SH256 hash:
c724c767c98742b9fa1cecb249b3adfb154e8cd3a8c24a8dcc09d5fab131dba4
MD5 hash:
bb104b85dbce15cb7548266d4e877505
SHA1 hash:
25e6d3dd307518d1c1e51f7be994230c8a22bb09
Link:
https://www.unpac.me/results/477945ac-5aba-4d9f-8218-506eb3a9d78b/
SH256 hash:
b59e99ffe4fadaf763a31aeddb7b33444536e5a8b163b08813b6aba1ffaaeb96
MD5 hash:
c95f001459b467f2858a7beb89b0cf40
SHA1 hash:
833dbba940f17d9b9eeb87b578fdb5c293d2604b
Link:
https://www.unpac.me/results/477945ac-5aba-4d9f-8218-506eb3a9d78b/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b59e99ffe4fa/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/b59e99ffe4fadaf763a31aeddb7b33444536e5a8b163b08813b6aba1ffaaeb96

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
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/
Cape
Cape
https://www.capesandbox.com/analysis/433451/

Comments