MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 664e92bf82e61ae0bd3f6010778510ed3c24742dd5c473ed905023bce39a3238. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 664e92bf82e61ae0bd3f6010778510ed3c24742dd5c473ed905023bce39a3238
SHA3-384 hash: 91a0617314ad0aba040e6307f71c91b50e468e67308cebccb7d8ee6377ca162865fb39ce560bbeb39755b23595e55aaf
SHA1 hash: f413999077eae220db836bd414628fe9d26fe197
MD5 hash: b9cd2c19ddda4166138c77590ddc8fca
humanhash: nine-yellow-solar-connecticut
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'017'445 bytes
First seen:2023-01-18 14:51:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'445 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 24576:k3llsGK+Rosa8GbK5ukXBDa1vOFUtdIOqakZG1tc/90Usl7CVkC2YWe/LBYqyWHD:k10+Ssa51N154G1ilns1CVzdLH
TLSH T1C8951212B1A19271E0D94E30EC15897C6A337D28BEA4F10B68983E5F7BBF6CF5945702
TrID 78.6% (.EXE) Inno Setup installer (109740/4/30)
10.1% (.EXE) Win32 Executable Delphi generic (14182/79/4)
3.2% (.EXE) Win32 Executable (generic) (4505/5/1)
2.1% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
1.4% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon c1c0e0c88c8ccce8 (22 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 :
268
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-01-18 14:52:28 UTC
Tags:
installer
Link:
https://app.any.run/tasks/2f7cab30-a12d-42dd-b0d4-6909b7bb0a98

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/354203/
Detection(s):
SecuriteInfo.com.Trojan.Moneyinst.746.21331.248.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
Modifying a system file
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/61247/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63c807998352dc7065e38f57/reports/59e0f007-0408-40a2-86a4-b423320c84b3/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/789bdbb9-7e8b-42d5-a9ae-76a8ee65b74b
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1153955
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
Obfuscated command line found
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 786691 Sample: file.exe Startdate: 18/01/2023 Architecture: WINDOWS Score: 100 48 45.12.253.98 CMCSUS Germany 2->48 50 Snort IDS alert for network traffic 2->50 52 Antivirus detection for URL or domain 2->52 54 Detected unpacking (changes PE section rights) 2->54 56 4 other signatures 2->56 10 file.exe 2 2->10         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\...\file.tmp, PE32 10->32 dropped 60 Obfuscated command line found 10->60 14 file.tmp 18 16 10->14         started        signatures6 process7 file8 34 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 14->34 dropped 36 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 14->36 dropped 38 C:\Users\user\AppData\Local\...\_RegDLL.tmp, PE32 14->38 dropped 40 6 other files (5 malicious) 14->40 dropped 17 finalrecovery.exe 24 14->17         started        process9 dnsIp10 42 45.12.253.56, 49702, 80 CMCSUS Germany 17->42 44 45.12.253.72, 49703, 80 CMCSUS Germany 17->44 46 45.12.253.75, 49704, 80 CMCSUS Germany 17->46 30 C:\Users\user\AppData\...\QTOjrLPdBTr.exe, PE32 17->30 dropped 21 QTOjrLPdBTr.exe 17->21         started        24 cmd.exe 1 17->24         started        file11 process12 signatures13 58 Multi AV Scanner detection for dropped file 21->58 26 taskkill.exe 1 24->26         started        28 conhost.exe 24->28         started        process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/664e92bf82e61ae0bd3f6010778510ed3c24742dd5c473ed905023bce39a3238/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2023-01-18 14:52:09 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mzhjfp4c4ynobpj7maihpbiq5u6ci5bn2xchh3mqkar3zy42gi4a._file
Verdict:
malicious
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230118-r8qtcsbc24/
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
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:
b17e5ceb610bbd02f862577613f6ac175e1c21cf1f82a21983c2627d99bb0718
MD5 hash:
327108ed85ea273020dc0606cb7b4c33
SHA1 hash:
85fc84a2893b6baf7472928055724abd0ee31d77
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/167f950f-ef2e-4e00-840c-eb779b6a47e3/
SH256 hash:
729e7cc125f53a88ba16a7ba5a1b2815fc8b51014c5e25cbde9c705430fac576
MD5 hash:
97896f54e15e2b5ac32664942ae04655
SHA1 hash:
a60d4993af1647fcff916f4e4c3b98f83b00e03f
Link:
https://www.unpac.me/results/167f950f-ef2e-4e00-840c-eb779b6a47e3/
SH256 hash:
c432fab5c1779fe9416552d16139582150d45fa0ee1231daff32b32fd98738a0
MD5 hash:
3a9332527fc25068c4911b3a9d9089e6
SHA1 hash:
07032abe6c75ef587d8be715f8da549cd7bec325
Link:
https://www.unpac.me/results/167f950f-ef2e-4e00-840c-eb779b6a47e3/
SH256 hash:
664e92bf82e61ae0bd3f6010778510ed3c24742dd5c473ed905023bce39a3238
MD5 hash:
b9cd2c19ddda4166138c77590ddc8fca
SHA1 hash:
f413999077eae220db836bd414628fe9d26fe197
Link:
https://www.unpac.me/results/167f950f-ef2e-4e00-840c-eb779b6a47e3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.33
Link:
https://yomi.yoroi.company/submissions/664e92bf82e61ae0bd3f6010778510ed3c24742dd5c473ed905023bce39a3238

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/354203/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

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