MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a705c976c33dfe6c04062ad20f137d611bde36fcf52da33b4ff078394cab65d. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a705c976c33dfe6c04062ad20f137d611bde36fcf52da33b4ff078394cab65d
SHA3-384 hash: 52dc788a9c8dd399bf7a3ebd3d38964a542103f2fb296678f1a5b02eeb19d1968a08b6e36ca1c1a093e309e8eee7eb49
SHA1 hash: ee165d45fb2794482cb5489d5a2ccbe7dde13d8e
MD5 hash: 58abfaff71b4ba4db9f3642c5d57bec9
humanhash: quiet-magazine-glucose-lion
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'628'482 bytes
First seen:2022-11-01 00:46:44 UTC
Last seen:2022-11-01 01:13:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'457 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2bVzw2vLLRFcjpLR4tJIUIhcFs+LDczbSSj/1GjAdtAXr6/j/A5hq:MbVEuRK1gJfZO+Lgz7rojAdtA+UDq
TLSH T140C5339286B19CB6E0220EB74F98E7124B497FE21A392C527239D91D433D78764FC7D2
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 :
11
# of downloads :
433
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-01 00:49:25 UTC
Tags:
installer
Link:
https://app.any.run/tasks/0e18ef06-768d-4553-81b9-837c66ad317a

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/326627/
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
Searching for synchronization primitives
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
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/47143/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/63606c8658409ff7bc0c68dd/reports/a814faf4-1ec3-4620-8d38-dd158add9dba/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6eab90cb-9945-42b3-adcc-831cdcae4e04
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1102146
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: 734807 Sample: file.exe Startdate: 01/11/2022 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-B7201.tmp, PE32 10->31 dropped 13 is-B7201.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 fhsearcher65.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49724, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49725, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49723, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\o9r6Fkfz.exe, PE32 16->29 dropped 20 o9r6Fkfz.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/6a705c976c33dfe6c04062ad20f137d611bde36fcf52da33b4ff078394cab65d/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-01 00:47:10 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=njyfzf3mgpp6nqcamkwsb4jx2yi33y3pz5jnum5u74dyhfgkwzoq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221101-a47gwafegn/
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
Unpacked files
SH256 hash:
b1af13e4be76232bc83239cbaf76022f3d06cfea93912118766c47391566178d
MD5 hash:
54d22b454f0941d6dff134f7b171ec66
SHA1 hash:
6eeb967237ddf871402439434cb29d7f8cfca81c
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/83622d10-e280-4c67-af6b-452269cbec20/
SH256 hash:
6ab72d3f4fa72921fdf9b112fb39fcead39af15f478f6aaa3b4ecd9d4c23e698
MD5 hash:
99d9c230af86bddd455b34188b7d47a3
SHA1 hash:
c386c34ba6b906a95e3a4cd92f202f84592f4884
Link:
https://www.unpac.me/results/83622d10-e280-4c67-af6b-452269cbec20/
SH256 hash:
c724c767c98742b9fa1cecb249b3adfb154e8cd3a8c24a8dcc09d5fab131dba4
MD5 hash:
bb104b85dbce15cb7548266d4e877505
SHA1 hash:
25e6d3dd307518d1c1e51f7be994230c8a22bb09
Link:
https://www.unpac.me/results/83622d10-e280-4c67-af6b-452269cbec20/
SH256 hash:
6a705c976c33dfe6c04062ad20f137d611bde36fcf52da33b4ff078394cab65d
MD5 hash:
58abfaff71b4ba4db9f3642c5d57bec9
SHA1 hash:
ee165d45fb2794482cb5489d5a2ccbe7dde13d8e
Link:
https://www.unpac.me/results/83622d10-e280-4c67-af6b-452269cbec20/
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/6a705c976c33dfe6c04062ad20f137d611bde36fcf52da33b4ff078394cab65d

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: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/326627/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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