MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 52c1c2a118a908ea9edbd5de8667cc00962d42ea772284294e44635e4332ce8d. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 52c1c2a118a908ea9edbd5de8667cc00962d42ea772284294e44635e4332ce8d
SHA3-384 hash: 89d98842883233a08576930dbca4d890462c603b316a4d23027bd72ce127848963b29dcf33936504fa5075fe710ac086
SHA1 hash: 8db8f8dffffeb194cd8aec604d33bc5992150592
MD5 hash: 3efe867c113d2102ebdae8fc7a550cf7
humanhash: oklahoma-india-venus-angel
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'556'791 bytes
First seen:2022-10-25 02:01:29 UTC
Last seen:2022-10-25 02:29:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2kgpxaj+33sZ3R6ldTZrxKL06+NnAFrWsl6CZqRIFdA5hq:MkgjPsz6trxKLCNAFvquuDq
TLSH T179C533921EEDEF77C691C9342D2A4A0C5B2A7D4400393858B19CC92E1F7BAA9750F74E
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)
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 :
13
# of downloads :
251
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-25 02:02:58 UTC
Tags:
installer evasion loader trojan ficker stealer opendir vidar
Link:
https://app.any.run/tasks/ce47bf38-8a49-4074-83bf-ba5fb465f060

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/323733/
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
Sending a custom TCP request
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 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/45221/overview
Behaviour
MalwareBazaar
CheckCmdLine
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.
Malware family:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c64c23f6-13f9-4de9-8285-e3ae372ba803
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1097160
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: 729804 Sample: file.exe Startdate: 25/10/2022 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-2C3MF.tmp, PE32 10->31 dropped 13 is-2C3MF.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 etsearcher58.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49700, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49701, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49699, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\ClWUZfVm3.exe, PE32 16->29 dropped 20 ClWUZfVm3.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/52c1c2a118a908ea9edbd5de8667cc00962d42ea772284294e44635e4332ce8d/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Suspicious
First seen:
2022-10-25 02:14:25 UTC
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kla4fiiyveeovhw32xpimz6maclc2qxko4riikkoirrv4qzsz2gq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221025-cf43ysbcel/
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:
736ce17599036d9f69c9501f4ff924f3451a8ac8705b55f501647da76212a84f
MD5 hash:
b8e6880afe9aac643206af2769ae88e3
SHA1 hash:
6435d8f29996184229303c5d22f566091b8aa11c
Detections:
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/193e7f7a-0f72-453b-911f-c56fabad2bdf/
SH256 hash:
52b9bfd225b2fe9c7c91f0dc5dcf047c313a5a7f6cc4b76872de63fad1fe3e26
MD5 hash:
0743d88064a40c0b90ab9870cdf6ae30
SHA1 hash:
1d5cb0102e28bdf1fcd2b806923f10753b3fe929
Link:
https://www.unpac.me/results/193e7f7a-0f72-453b-911f-c56fabad2bdf/
SH256 hash:
52c1c2a118a908ea9edbd5de8667cc00962d42ea772284294e44635e4332ce8d
MD5 hash:
3efe867c113d2102ebdae8fc7a550cf7
SHA1 hash:
8db8f8dffffeb194cd8aec604d33bc5992150592
Link:
https://www.unpac.me/results/193e7f7a-0f72-453b-911f-c56fabad2bdf/
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/52c1c2a118a908ea9edbd5de8667cc00962d42ea772284294e44635e4332ce8d

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/323733/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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