MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45893472c13f21a2990197149302a1b3a2249f35c510bfd6668198caeaa1b211. 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: 45893472c13f21a2990197149302a1b3a2249f35c510bfd6668198caeaa1b211
SHA3-384 hash: db82046d2bb70f39bf8e70e83a700fcb607e29aca107ae1d0d8f77b552932782013c5ceb4518ff288370816c2ff1966e
SHA1 hash: a45bfd5c646ac136810428f39898781662de5874
MD5 hash: ac501ac55429640e4ae931e87263d494
humanhash: winter-neptune-mockingbird-high
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:3'010'282 bytes
First seen:2022-11-03 12:32:57 UTC
Last seen:2022-11-03 12:59:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2+WOwh9Nw0/dBXXYB+KikzXmU9ORE7qJqTddy+WTTBEl5+XRVQUJp9n9WA5hq:Mea2iPlK/XmU9oyqJqTddSTBsCRVPHDq
TLSH T1D0D53367DBECD5B5D1808AF4BFC0CC199E233A7F403E993191D8439ACE65646869E343
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 :
10
# of downloads :
198
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-03 12:37:39 UTC
Tags:
installer loader evasion trojan ficker stealer vidar opendir
Link:
https://app.any.run/tasks/0619cd9c-aaed-4cc1-a6e7-67f4674b1328

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/327931/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Modifying a system file
Searching for synchronization primitives
Sending an HTTP GET request
Creating a file in the %AppData% 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 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/47988/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/6363df6d53c6c80ec1f04fdc/reports/d915e856-f7ba-4aad-a81f-a8e7eab6bd2e/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.
Malware family:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e19743de-70ba-41d0-a8cb-9aed797a2ce5
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1104724
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 submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 737389 Sample: file.exe Startdate: 03/11/2022 Architecture: WINDOWS Score: 88 46 45.139.105.1 CMCSUS Italy 2->46 48 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->48 50 Antivirus detection for URL or domain 2->50 52 Multi AV Scanner detection for submitted file 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 30 C:\Users\user\AppData\Local\...\is-VEKAR.tmp, PE32 10->30 dropped 13 is-VEKAR.tmp 16 25 10->13         started        process6 file7 32 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->32 dropped 34 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->34 dropped 36 C:\...\unins000.exe (copy), PE32 13->36 dropped 38 4 other files (2 malicious) 13->38 dropped 16 fnsearcher68.exe 23 13->16         started        process8 dnsIp9 40 107.182.129.235, 49701, 80 META-ASUS Reserved 16->40 42 171.22.30.106, 49702, 80 CMCSUS Germany 16->42 44 45.139.105.171, 49700, 80 CMCSUS Italy 16->44 28 C:\Users\user\AppData\...\JSVGMTO33fp08s.exe, PE32 16->28 dropped 20 cmd.exe 1 16->20         started        22 JSVGMTO33fp08s.exe 16->22         started        file10 process11 process12 24 taskkill.exe 1 20->24         started        26 conhost.exe 20->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/45893472c13f21a2990197149302a1b3a2249f35c510bfd6668198caeaa1b211/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-03 12:33:10 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iweti4wbh4q2fgibs4kjgavbworcjhzvyuil7vtgqgmmv2vbwiiq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221103-pq62hsabg4/
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/14073bbe-956a-45ad-8758-cfffe30246ab
Unpacked files
SH256 hash:
02bbd68d7794845e92e1b19d88c343a54d3b260cdcbabeab3c12e6077542cc77
MD5 hash:
9701a4045c975b48707fd39f37207428
SHA1 hash:
22da8b97ca64963f579b69073b2fe4642f606111
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/0cdc0769-174c-458f-8069-5dad289db572/
SH256 hash:
0fc851ca381169e89162a7cefa8388bb170fa42e18fec85c2a81742c8a389139
MD5 hash:
3b2adb2fc16422f000e452bef3807a77
SHA1 hash:
56f6ab23e6337ce86eb55acd3510642a19069f32
Link:
https://www.unpac.me/results/0cdc0769-174c-458f-8069-5dad289db572/
SH256 hash:
45893472c13f21a2990197149302a1b3a2249f35c510bfd6668198caeaa1b211
MD5 hash:
ac501ac55429640e4ae931e87263d494
SHA1 hash:
a45bfd5c646ac136810428f39898781662de5874
Link:
https://www.unpac.me/results/0cdc0769-174c-458f-8069-5dad289db572/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/45893472c13f21a2990197149302a1b3a2249f35c510bfd6668198caeaa1b211

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
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/
Cape
Cape
https://www.capesandbox.com/analysis/327931/

Comments