MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5b53a4872e4cb6e588c2ff9ebcbfe1b3f80596498ac445b52597355e88b5120. 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: f5b53a4872e4cb6e588c2ff9ebcbfe1b3f80596498ac445b52597355e88b5120
SHA3-384 hash: bb16c1fcff72b1cd9010c626f98e912ffcf390a961c5ca68d216e828d2b286cf8278fd6a64627573236500e623e88470
SHA1 hash: 3c0478af4ce815684c0e73afa4645218b2bf9c83
MD5 hash: e0173c2a2e4a4089262c3112964d5aa5
humanhash: alabama-sink-oven-enemy
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'437'379 bytes
First seen:2022-10-25 07:01:30 UTC
Last seen:2022-10-25 07:13:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'494 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2sfD+a4SREVFXURJVkI0o6F29zL46V9/iOTMIbKi3kJPeSjxWpA5hq:Me74k/j0o6F29L46zKSbFcbDq
TLSH T176B5337BDBD5AA30C060D6FC7E26EC3855AD7AA9847DA41C321DD1CC4EB3242C16672B
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 :
7
# of downloads :
211
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 07:02:35 UTC
Tags:
installer evasion loader trojan ficker stealer opendir vidar
Link:
https://app.any.run/tasks/e6f086e1-810b-4c53-8989-7572effed7bd

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/323812/
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
Moving a recently created file
Modifying a system file
DNS request
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
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/45287/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/50da8e34-e7e9-4ec8-bb4e-78d944db6369
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1097292
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
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 729930 Sample: file.exe Startdate: 25/10/2022 Architecture: WINDOWS Score: 80 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 Detected unpacking (changes PE section rights) 2->52 54 Detected unpacking (overwrites its own PE header) 2->54 56 3 other signatures 2->56 10 file.exe 2 2->10         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\is-QS409.tmp, PE32 10->30 dropped 13 is-QS409.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 evsearcher59.exe 25 13->16         started        process8 dnsIp9 40 107.182.129.235, 49699, 80 META-ASUS Reserved 16->40 42 171.22.30.106, 49700, 80 CMCSUS Germany 16->42 44 45.139.105.171, 49698, 80 CMCSUS Italy 16->44 28 C:\Users\user\AppData\...\QiIGIxqIl2iw.exe, PE32 16->28 dropped 20 cmd.exe 1 16->20         started        22 QiIGIxqIl2iw.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/f5b53a4872e4cb6e588c2ff9ebcbfe1b3f80596498ac445b52597355e88b5120/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2022-10-25 07:16:30 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=6w2tusds4tfw4wemf746xs76dm7yawletcweiw2slfzvl2elkeqa._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221025-htsvqsbgg4/
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:
af8ccc39a7b0e7d5ef9499c9196fed2a35afe94a94c160ee087b7121a514ee3e
MD5 hash:
f90bc795b9d52fd1f671b07f5c2123f3
SHA1 hash:
967458d888abe8e1afc206ea71bcb11bcff81e13
Detections:
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/f1268b5a-b779-4c35-a6e0-8c08eeed169e/
SH256 hash:
c0e89df962a41ff686e3beef8c4437cb4fc04acb6521ef9d87e8c2cb20ccfd36
MD5 hash:
971abcd34d3f79f2ccdaab3323a825ad
SHA1 hash:
fc014193136f2b346bc84e2047e6ce4ae2456bf1
Link:
https://www.unpac.me/results/f1268b5a-b779-4c35-a6e0-8c08eeed169e/
SH256 hash:
202cf8df66bab7e889bcfbd73d8aad4464d1a7d74abf4af6bd582a30aa7242c0
MD5 hash:
844783e02e063789bafef9555c14d769
SHA1 hash:
4ab58f68b2372f0079d44f7c4692362bb4041f6e
Link:
https://www.unpac.me/results/f1268b5a-b779-4c35-a6e0-8c08eeed169e/
SH256 hash:
f5b53a4872e4cb6e588c2ff9ebcbfe1b3f80596498ac445b52597355e88b5120
MD5 hash:
e0173c2a2e4a4089262c3112964d5aa5
SHA1 hash:
3c0478af4ce815684c0e73afa4645218b2bf9c83
Link:
https://www.unpac.me/results/f1268b5a-b779-4c35-a6e0-8c08eeed169e/
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/f5b53a4872e4cb6e588c2ff9ebcbfe1b3f80596498ac445b52597355e88b5120

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/323812/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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