MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 987fd3feeeadbccff51ca87873805099e4ba6c008d0d558b3057d2f512e9ce05. 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: 987fd3feeeadbccff51ca87873805099e4ba6c008d0d558b3057d2f512e9ce05
SHA3-384 hash: 1e1ebb91a654c0cc93a1a7fcdc85125d23e6c1aa15ba3dcef58e5138425e9aa151b775caedfbfa75d86a2da32a58364c
SHA1 hash: cedc412476b639648220cad180a7bbac5091d926
MD5 hash: 9bce7ec0c327b7898e6e3caa022caf2e
humanhash: wyoming-alaska-juliet-kentucky
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'551'897 bytes
First seen:2022-10-28 07:15:25 UTC
Last seen:2022-10-28 07:46:06 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:Z2Q+5viXLfsF+CTZp3Cb36OhtZ3LTC33pL0GHn+peIDcl3yA5hq:MF5670+CDQh7T2ze+5Dq
TLSH T132C5335584864673F095B6B460349E70C4B35762283B8932A1FC7EFF0B7A7D1A096BB3
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 :
16
# of downloads :
241
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-28 09:23:49 UTC
Tags:
installer loader evasion trojan ficker stealer vidar opendir
Link:
https://app.any.run/tasks/d64e37de-c216-4fb4-afe2-7d9fc8f1217a

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/325400/
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
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/46276/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/635ba57e58409ff7bc0c264f/reports/396d8fa9-6da5-4934-84e3-e849c1fee9ad/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:
Unknown
Link:
https://analyze.intezer.com/analyses/e659a563-b3db-423d-9912-a2e3b424e726
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1100166
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: 732826 Sample: file.exe Startdate: 28/10/2022 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-E0K36.tmp, PE32 10->31 dropped 13 is-E0K36.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 24 13->16         started        process8 dnsIp9 41 107.182.129.235, 49699, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49700, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49698, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\WBea2tSt.exe, PE32 16->29 dropped 20 WBea2tSt.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/987fd3feeeadbccff51ca87873805099e4ba6c008d0d558b3057d2f512e9ce05/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-28 08:41:29 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tb75h7xovw6m75i4vb4hhacqthslu3aarugvlczqk7jpkexjzycq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221028-h3sw4afcbm/
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/78aac8aa-7116-4568-8403-b85b1de87377
Unpacked files
SH256 hash:
bffc94e87b0c12c22369c48011705ff116121b117c62661880997edb835fcb7c
MD5 hash:
c0efa36e2260833eb506fa417bcd3144
SHA1 hash:
cf80c146e5b4a755d01ad0c0bde95fb9ce59c5e9
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/b6bd2c58-c9c7-45e2-a935-919aec719b6b/
SH256 hash:
a068263c0c767be83fe0af874ae201636a75c8871139af4e99ce67888a5da1d5
MD5 hash:
95b7e0ab7f6cc33583fd606e2ad33137
SHA1 hash:
bbae3a586fa0890a4547dba0e7346f482579389f
Link:
https://www.unpac.me/results/b6bd2c58-c9c7-45e2-a935-919aec719b6b/
SH256 hash:
987fd3feeeadbccff51ca87873805099e4ba6c008d0d558b3057d2f512e9ce05
MD5 hash:
9bce7ec0c327b7898e6e3caa022caf2e
SHA1 hash:
cedc412476b639648220cad180a7bbac5091d926
Link:
https://www.unpac.me/results/b6bd2c58-c9c7-45e2-a935-919aec719b6b/
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/987fd3feeeadbccff51ca87873805099e4ba6c008d0d558b3057d2f512e9ce05

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/325400/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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