MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4358f48d77102585da6f63604b5bdd263626b1a7ff0dd1326a4281aee9992c33. 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: 4358f48d77102585da6f63604b5bdd263626b1a7ff0dd1326a4281aee9992c33
SHA3-384 hash: ebdd6bc296ee96134f21ae292de5cbdd96f6651b419e9cd557972d645fcf713c3600591e34f027149768e59b3c6f0454
SHA1 hash: cc45ac32f6c34e64fabfb994a44cb24289e0b83b
MD5 hash: 08eb40dc1376cc71599f4c1fe0c91705
humanhash: orange-high-blossom-item
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:3'028'638 bytes
First seen:2022-11-04 14:47:37 UTC
Last seen:2022-11-04 15:13:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'453 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2ly8IXHNHjFlFj3KP1RrOhVa4jYuEojS1M6Z3mE2WyNsCsB2shX1A5hq:M48mblFgCb/JekE2jCwGGDq
TLSH T1C4E533A6DE3BA4F7D291E4F41F39C44E67A32A46396CFDA4DA1C668BC927460C10F350
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 :
174
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 14:48:11 UTC
Tags:
installer loader evasion trojan ficker stealer vidar
Link:
https://app.any.run/tasks/f01e8a1d-0465-4a82-8593-8131b38b8210

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/328558/
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 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/48484/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/63652623d998c15a09ab0e1d/reports/d9a94b11-3e02-453f-a760-a068a3fdbf4f/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/5a2403a2-7329-4db7-a934-125ae03d079a
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1105487
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
Multi AV Scanner detection for submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 738159 Sample: file.exe Startdate: 04/11/2022 Architecture: WINDOWS Score: 96 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 Multi AV Scanner detection for submitted file 2->53 55 Detected unpacking (changes PE section rights) 2->55 57 4 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-FBEO7.tmp, PE32 10->31 dropped 13 is-FBEO7.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, 49693, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49694, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49692, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\Roaming\...\XDPHn7.exe, PE32 16->29 dropped 20 XDPHn7.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/4358f48d77102585da6f63604b5bdd263626b1a7ff0dd1326a4281aee9992c33/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-04 14:48:10 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=inmpjdlxcasylwtpmnqeww65ey3cnmnh74g5cmtkika252mzfqzq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221104-r6ey3sgbd3/
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/a4ca56de-ee6c-4691-9933-5881f007f46c
Unpacked files
SH256 hash:
7371df5a24af0286afc5154bb3db591dbee5688d6fe30c935195edde42320f4d
MD5 hash:
9b36816b90b5500013d5faf8272bc712
SHA1 hash:
a04ad912044a525305d8efb8ce7dc24be7122d7a
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/13d9e8e5-c2af-4485-bd33-e00603f6db3a/
SH256 hash:
670d87c15e0ff384f00866672109a88b47af92f0c6b6967691fe6db0f34944c4
MD5 hash:
d4cc7ba76e0251d087cfc23be80fa68e
SHA1 hash:
866d0e43435c9f8b700e6cda33798bca462e1a0e
Link:
https://www.unpac.me/results/13d9e8e5-c2af-4485-bd33-e00603f6db3a/
SH256 hash:
4358f48d77102585da6f63604b5bdd263626b1a7ff0dd1326a4281aee9992c33
MD5 hash:
08eb40dc1376cc71599f4c1fe0c91705
SHA1 hash:
cc45ac32f6c34e64fabfb994a44cb24289e0b83b
Link:
https://www.unpac.me/results/13d9e8e5-c2af-4485-bd33-e00603f6db3a/
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/4358f48d77102585da6f63604b5bdd263626b1a7ff0dd1326a4281aee9992c33

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/328558/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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