MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ab64ed42985ded75decbd42f8bf163353f5574e1d0f3f91b5352544c8ef64bc. 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: 16


Intelligence 16 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ab64ed42985ded75decbd42f8bf163353f5574e1d0f3f91b5352544c8ef64bc
SHA3-384 hash: 709b5adccebb742e8e6fbe4253fb6333ea13faa7a95dcf820165d39d6b1aa7754ffd0fe9ec6ac6e47fff84d04e4a7ff7
SHA1 hash: 8b7e534bb8ba35c1a44690f605c404ca810abb3f
MD5 hash: 146d678e715f950d4fa96df93cc7ff95
humanhash: princess-connecticut-alaska-california
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:3'021'407 bytes
First seen:2022-11-04 19:31:33 UTC
Last seen:2022-11-04 19:57:27 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:Z2s+O5qBif763u+TERXghkzFrsPO/EN7d3jnX8dgk5RTQTJg371e3vYErC0zlnrN:MsGBiwTE1ghusPVxbcgk5RTyJy5edmcL
TLSH T1D9E533119AC55832C2B7F8F48C4572007563BD8035F49DB3B0ADD2DEAF6B68694983BB
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 :
12
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-04 19:33:23 UTC
Tags:
installer loader evasion trojan stealer ficker
Link:
https://app.any.run/tasks/ad6635e1-139c-4d27-8965-8bdf91fbb86a

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/328791/
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
Creating a file in the %AppData% subdirectories
Sending a custom TCP request
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/48666/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/636568b415611f8d8bf8e0f7/reports/51864a01-9ef2-49b9-8290-0c1d25afb1a3/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/9f58af52-da62-4fd0-9b11-e3fb23a4e270
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1105707
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: 738372 Sample: file.exe Startdate: 04/11/2022 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-4Q7RV.tmp, PE32 10->31 dropped 13 is-4Q7RV.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 fpsearcher69.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49692, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49693, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49691, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\R3KicGp5.exe, PE32 16->29 dropped 20 R3KicGp5.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/3ab64ed42985ded75decbd42f8bf163353f5574e1d0f3f91b5352544c8ef64bc/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-04 19:32:09 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
13 of 26 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hk3e5vbjqxpnoxpmxvbprpywgnj7kv2oduht7envgusujshpms6a._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221104-x8yrvsach5/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
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/65c8d05e-609c-4792-901b-60e9d35757f0
Unpacked files
SH256 hash:
b3acf196da986fff6757a4cfd6de474e9281061f71c85f21c8a1bae45f9b80be
MD5 hash:
a03a19ad54f2c713105504fe8ad0d13d
SHA1 hash:
00a95c12630c2f0b504b56b7a52aa94cbb589aee
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/ac36a7c9-d28e-4cf9-8bff-0d0ecc0d7c25/
SH256 hash:
6e10428274dede488a4bad68fcea1095c097e989fde73c0c3b898900f4335004
MD5 hash:
bda83aba3023fb307d3a2167d31dc166
SHA1 hash:
22c28c4b56114db49b67832e52c62692dd7bbf96
Link:
https://www.unpac.me/results/ac36a7c9-d28e-4cf9-8bff-0d0ecc0d7c25/
SH256 hash:
3ab64ed42985ded75decbd42f8bf163353f5574e1d0f3f91b5352544c8ef64bc
MD5 hash:
146d678e715f950d4fa96df93cc7ff95
SHA1 hash:
8b7e534bb8ba35c1a44690f605c404ca810abb3f
Link:
https://www.unpac.me/results/ac36a7c9-d28e-4cf9-8bff-0d0ecc0d7c25/
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/3ab64ed42985ded75decbd42f8bf163353f5574e1d0f3f91b5352544c8ef64bc

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/328791/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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