MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325. 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: bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325
SHA3-384 hash: 9e5852aa422ee92568c47cfa13d80849ff8aa67975aebe7b3c0a15a554efc0ac15a28aa8c56d3b29a855e6417fa247ae
SHA1 hash: 0a816f0ca5f9e5be1e4f14f1c2bb3b5be97593e8
MD5 hash: 1b0faf6df0915ce8437ce2f76493fea3
humanhash: gee-north-twenty-beryllium
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'546'265 bytes
First seen:2023-04-30 19:08:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash da86ff6d22d7419ae7f10724a403dffd (1'679 x GCleaner, 1 x Socks5Systemz)
ssdeep 49152:AquziiJto6rFnYdfwArsZ24ieB9+HfCplY9o9AG5cu:AHziKi6rFnifre2duPYIXcu
Threatray 3'092 similar samples on MalwareBazaar
TLSH T128C5332153A1877DF58BF7B2CD5BEB21513B6A0A24B0D512FDBE0858E9782405D10FBB
TrID 81.0% (.EXE) Inno Setup installer (109740/4/30)
10.4% (.EXE) Win32 Executable Delphi generic (14182/79/4)
3.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.2% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
1.4% (.EXE) Generic Win/DOS Executable (2002/3)
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 :
292
Origin country :
US US
Vendor Threat Intelligence
Malware family:
redline
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-04-30 19:10:51 UTC
Tags:
installer loader autoit rat redline stealer
Link:
https://app.any.run/tasks/e4d4e377-4ff0-445a-972b-12c534b571cf

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/385735/
Detection(s):
PUA.Win.Packer.Overlay-1
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
Running batch commands
Creating a process with a hidden window
Creating a file in the Windows subdirectories
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/82057/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware installer overlay packed
Link:
https://www.filescan.io/uploads/644ebce4961a21dc785c1d96/reports/624ed31a-818c-48b1-b7d9-5ca01d4cba25/overview
Verdict:
Malicious
Labled as:
Win/grayware_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325
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/c62f7bee-4c05-4972-9491-29f0b5426229
Result
Threat name:
MinerDownloader, Laplas Clipper, RedLine
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1223793
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files with a suspicious file extension
Encrypted powershell cmdline option found
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
PE file contains section with special chars
PE file has nameless sections
Sample is not signed and drops a device driver
Sample uses process hollowing technique
Sigma detected: Schedule system process
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses known network protocols on non-standard ports
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Generic MinerDownloader
Yara detected Laplas Clipper
Yara detected RedLine Stealer
Yara detected Vidar stealer
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 856746 Sample: file.exe Startdate: 30/04/2023 Architecture: WINDOWS Score: 100 150 api.ip.sb 2->150 152 KGpmZSONULDSRs.KGpmZSONULDSRs 2->152 168 Snort IDS alert for network traffic 2->168 170 Multi AV Scanner detection for domain / URL 2->170 172 Found malware configuration 2->172 174 17 other signatures 2->174 15 file.exe 2 2->15         started        18 dZVxEGlqbg.exe.com 2->18         started        signatures3 process4 file5 142 C:\Users\user\AppData\Local\...\is-I4QNA.tmp, PE32 15->142 dropped 20 is-I4QNA.tmp 10 23 15->20         started        process6 file7 106 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 20->106 dropped 108 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 20->108 dropped 110 C:\...\unins000.exe (copy), PE32 20->110 dropped 112 5 other files (4 malicious) 20->112 dropped 23 Rec430.exe 33 20->23         started        process8 dnsIp9 154 45.12.253.56, 49696, 80 CMCSUS Germany 23->154 156 45.12.253.72, 49697, 80 CMCSUS Germany 23->156 158 45.12.253.75, 49698, 49700, 80 CMCSUS Germany 23->158 116 C:\Users\user\AppData\...\P39TY5yL.exe, PE32 23->116 dropped 118 C:\Users\user\AppData\...\rRKArWmaAx.exe, PE32 23->118 dropped 120 C:\Users\user\AppData\...\XvshaOtT2q.exe, PE32 23->120 dropped 122 4 other malicious files 23->122 dropped 27 q4SAOuX.exe 23->27         started        31 XvshaOtT2q.exe 17 23->31         started        33 rRKArWmaAx.exe 20 23->33         started        36 2 other processes 23->36 file10 process11 dnsIp12 124 C:\Users\user\AppData\...\w6jqhmvtxtz90x.exe, PE32 27->124 dropped 126 C:\Users\user\AppData\...\nqq6wdble6.exe, PE32 27->126 dropped 128 C:\Users\user\AppData\Local\...\Kfpek234.exe, PE32 27->128 dropped 186 Multi AV Scanner detection for dropped file 27->186 38 cmd.exe 27->38         started        130 C:\Users\user\AppData\Local\...ngine.exe, PE32 31->130 dropped 40 Engine.exe 503 31->40         started        144 ptvt1.top 33->144 146 t.me 149.154.167.99, 443, 49701 TELEGRAMRU United Kingdom 33->146 148 2 other IPs or domains 33->148 188 Detected unpacking (changes PE section rights) 33->188 190 Detected unpacking (overwrites its own PE header) 33->190 192 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 33->192 194 2 other signatures 33->194 42 conhost.exe 36->42         started        44 taskkill.exe 36->44         started        file13 signatures14 process15 process16 46 nqq6wdble6.exe 38->46         started        49 w6jqhmvtxtz90x.exe 38->49         started        51 Kfpek234.exe 38->51         started        56 2 other processes 38->56 54 cmd.exe 40->54         started        file17 196 Antivirus detection for dropped file 46->196 198 Multi AV Scanner detection for dropped file 46->198 200 Machine Learning detection for dropped file 46->200 202 Sample uses process hollowing technique 46->202 58 RegSvcs.exe 46->58         started        61 RegSvcs.exe 46->61         started        63 RegSvcs.exe 46->63         started        65 WerFault.exe 46->65         started        204 Writes to foreign memory regions 49->204 206 Allocates memory in foreign processes 49->206 208 Injects a PE file into a foreign processes 49->208 67 RegSvcs.exe 49->67         started        69 WerFault.exe 49->69         started        104 C:\Users\user\AppData\...\svcservice.exe, PE32 51->104 dropped 210 Obfuscated command line found 54->210 212 Uses ping.exe to sleep 54->212 214 Encrypted powershell cmdline option found 54->214 216 2 other signatures 54->216 71 cmd.exe 54->71         started        74 conhost.exe 54->74         started        signatures18 process19 file20 176 Writes to foreign memory regions 58->176 178 Injects a PE file into a foreign processes 58->178 76 AppLaunch.exe 58->76         started        81 conhost.exe 58->81         started        114 C:\Users\user\AppData\...\Bondage.exe.pif, PE32 71->114 dropped 180 Obfuscated command line found 71->180 182 Uses ping.exe to sleep 71->182 83 Bondage.exe.pif 71->83         started        85 powershell.exe 71->85         started        87 powershell.exe 71->87         started        89 2 other processes 71->89 signatures21 process22 dnsIp23 160 github.com 140.82.121.3 GITHUBUS United States 76->160 162 raw.githubusercontent.com 185.199.111.133 FASTLYUS Netherlands 76->162 164 pastebin.com 104.20.67.143 CLOUDFLARENETUS United States 76->164 132 C:\ProgramData\Dllhost\winlogson.exe, PE32+ 76->132 dropped 134 C:\ProgramData\Dllhost\dllhost.exe, PE32 76->134 dropped 136 C:\ProgramData\Dllhost\WinRing0x64.sys, PE32+ 76->136 dropped 218 Sample is not signed and drops a device driver 76->218 91 cmd.exe 76->91         started        94 cmd.exe 76->94         started        96 cmd.exe 76->96         started        166 KGpmZSONULDSRs.KGpmZSONULDSRs 83->166 138 C:\Users\user\AppData\...\dZVxEGlqbg.exe.com, PE32 83->138 dropped 140 C:\Users\user\AppData\Roaming\claRXiEwVe\H, ASCII 83->140 dropped 220 Drops PE files with a suspicious file extension 83->220 222 Uses schtasks.exe or at.exe to add and modify task schedules 83->222 98 schtasks.exe 83->98         started        100 Bondage.exe.pif 83->100         started        file24 signatures25 process26 signatures27 184 Encrypted powershell cmdline option found 91->184 102 conhost.exe 98->102         started        process28
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325/
Threat name:
Win32.Trojan.Nekark
Create hunting rule
Status:
Malicious
First seen:
2023-04-30 19:20:14 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x56zxax7bq4ef66r37377kkdrhjxnlzllua44ucaol3zqw2vmmsq._file
Verdict:
malicious
Similar samples:
252871c362ddf13b17dbc09ac9c50a255e9561c1ce0b8222b441049939eae963
GCleaner
41acce21b831a7dce94dac7e3d48249b70eb29f50325a27ca2523ada68aee06c
GCleaner
525de9fe7385c2c0c2aaf5681d94801105e949045fcf2dc9d533fd1f8f717e70
GCleaner
6f18a807585a04f49c2ab4c5f472dfead0ef686640afbd4223b9e0c1cf33e8db
GCleaner
7b5e66031df9f863fa63fe17b17fa4083fe1fe43fe7861a149a242bb17c39c91
GCleaner
7e8242395311456171392926875d44050d9e82a6bf21851d574b664623ad97d1
GCleaner
96c8ed0deb9d3b327280b60e4e3f6057ebfc5e3b8567bdc6460c5c11ca81134b
GCleaner
+ 3'082 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230430-xtzevace3w/
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
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:
c7fca9159f60c4c97590888998852836843216d3b9a3c021cb57bb59d9c37768
MD5 hash:
250a8babb9660a2eabb4623410078587
SHA1 hash:
c9fc4471c7e5055903cfa27d2149daaeb653105e
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/44043c10-8a8a-464f-a61c-6754dddd2aac/
SH256 hash:
8d604ca6aeac541e603af872f1910a819eff4f7b0cd028cc0e2cefa35549558a
MD5 hash:
3e12520bb316e7a55cd27634b7323937
SHA1 hash:
e955d5e7e118192de1e8bf8382233e050077afdd
Link:
https://www.unpac.me/results/44043c10-8a8a-464f-a61c-6754dddd2aac/
SH256 hash:
202cf8df66bab7e889bcfbd73d8aad4464d1a7d74abf4af6bd582a30aa7242c0
MD5 hash:
844783e02e063789bafef9555c14d769
SHA1 hash:
4ab58f68b2372f0079d44f7c4692362bb4041f6e
Link:
https://www.unpac.me/results/44043c10-8a8a-464f-a61c-6754dddd2aac/
SH256 hash:
bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325
MD5 hash:
1b0faf6df0915ce8437ce2f76493fea3
SHA1 hash:
0a816f0ca5f9e5be1e4f14f1c2bb3b5be97593e8
Link:
https://www.unpac.me/results/44043c10-8a8a-464f-a61c-6754dddd2aac/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
Link:
https://yomi.yoroi.company/submissions/bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325

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/385735/

Comments