MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f881d293f3befc182da1052099592e7440271d8db4ad748d3f49427226dcfe02. 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: f881d293f3befc182da1052099592e7440271d8db4ad748d3f49427226dcfe02
SHA3-384 hash: 62dc48ec13faf6697a9ee9c715481d2920a9cd2aa577488b7fc2694b427ec029f77f84375ec72baa6a883a5b64203485
SHA1 hash: b39ad075a75cade5b6ee32264ff2237488ebcc16
MD5 hash: 25ba317b304d24cea0f0a73b44bc980a
humanhash: monkey-diet-blossom-equal
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'591'081 bytes
First seen:2022-10-29 02:46:01 UTC
Last seen:2022-10-29 03:30:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'445 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2V3l8/BY9TcbBT59FvaREgvTVj2LCX3DlETeh2/w49Tlm4Ss5oyhtnA5hq:MV+e0N9xcEAVxSKh2RJCsaykDq
TLSH T157C53352A3C24031C070C8B47D77C275A712FE746AB6429979CDDA4ECE738E9886A7F4
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 :
20
# of downloads :
471
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-29 02:48:12 UTC
Tags:
installer loader evasion trojan ficker stealer vidar opendir
Link:
https://app.any.run/tasks/f98b7858-9755-4904-842f-6ffb5e0ec42a

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/325711/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.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
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
Sending a custom TCP request
Moving a file to the %AppData% subdirectory
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 process
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/46495/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/635c93ec736e9d884f0d8355/reports/3f08f317-cc5e-4210-ad8a-06251bce0f0a/overview
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:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6f384277-4c4b-4ac2-be1a-1e66474a0d36
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1100731
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
Multi AV Scanner detection for dropped file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 733392 Sample: file.exe Startdate: 29/10/2022 Architecture: WINDOWS Score: 88 47 45.139.105.1 CMCSUS Italy 2->47 49 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->49 51 Antivirus detection for URL or domain 2->51 53 Detected unpacking (changes PE section rights) 2->53 55 Detected unpacking (overwrites its own PE header) 2->55 57 3 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-8O205.tmp, PE32 10->31 dropped 13 is-8O205.tmp 16 25 10->13         started        process6 file7 33 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->33 dropped 35 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->35 dropped 37 C:\...\unins000.exe (copy), PE32 13->37 dropped 39 4 other files (2 malicious) 13->39 dropped 16 fbsearcher62.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49690, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49691, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49689, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\Roaming\...\bXMw0I.exe, PE32 16->29 dropped 20 bXMw0I.exe 16->20         started        23 cmd.exe 1 16->23         started        file10 process11 signatures12 59 Multi AV Scanner detection for dropped file 20->59 25 taskkill.exe 1 23->25         started        27 conhost.exe 23->27         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f881d293f3befc182da1052099592e7440271d8db4ad748d3f49427226dcfe02/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2022-10-29 02:47:10 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
11 of 40 (27.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7ca5fe7tx36bqlnbauqjswjooracohmnwswxjdj7jfbhejw47yba._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/221029-c9a2zahgen/
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Loads dropped DLL
Executes dropped EXE
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9053bef3-c0b6-4ea5-a791-107159f39c60
Unpacked files
SH256 hash:
4701ec05936c8c9ff2cbe1c6ad7034abad3c18c9ce2c7324b304be3d0f185df1
MD5 hash:
8c8abe042590611ddf04ebfcceffd177
SHA1 hash:
9251aee366030b7cd958e234e80c9a970ca5e928
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/30d54a3e-1010-40fa-9d60-9dcf526a5f71/
SH256 hash:
19ad1bbe1fe416924023e12a94d6f48a21deaea7adb0677fb901621e3868280d
MD5 hash:
954b1ba03e6d532cdae34abf6c1cb45c
SHA1 hash:
e429b23aa962258adf220b048e71753a8a0eceb8
Link:
https://www.unpac.me/results/30d54a3e-1010-40fa-9d60-9dcf526a5f71/
SH256 hash:
f881d293f3befc182da1052099592e7440271d8db4ad748d3f49427226dcfe02
MD5 hash:
25ba317b304d24cea0f0a73b44bc980a
SHA1 hash:
b39ad075a75cade5b6ee32264ff2237488ebcc16
Link:
https://www.unpac.me/results/30d54a3e-1010-40fa-9d60-9dcf526a5f71/
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/f881d293f3befc182da1052099592e7440271d8db4ad748d3f49427226dcfe02

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/325711/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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