MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cc87cb6041087597edc0e40ad0b5840f968d6c6933197635a0765a2b9d0bca55. 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: cc87cb6041087597edc0e40ad0b5840f968d6c6933197635a0765a2b9d0bca55
SHA3-384 hash: beaf8f93e3607a5386a11b5639a3bbd94aabdfeeecbbbf1a9104e16a4a9e04df64c95f20c5b989d5bce3bd25e8c92fd3
SHA1 hash: fe829577fe336ed8f9196b01f04e7d9b7e81f83e
MD5 hash: d591e3947b9466de475fee56652fcf2b
humanhash: football-crazy-lemon-pennsylvania
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'854'705 bytes
First seen:2022-11-03 12:00:59 UTC
Last seen:2022-11-03 12:30:06 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:Z2/9AmF98IjqlsoDqeIkU6aowT3YzQlUu0si5Hxr7wUPNCwMloXA5hq:M/zF829e66AYjuIRr7/PNjwDq
TLSH T15AD53364EF015539C062A2F06CE5C500847DFE2B693DB4156B0DA1CAAFFF49BEA593B0
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 :
11
# of downloads :
219
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 12:01:48 UTC
Tags:
installer loader stealer trojan evasion ficker vidar opendir
Link:
https://app.any.run/tasks/a6a9e965-a7bc-4723-a88c-d3e0fe9311f8

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/327922/
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 in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Modifying a system file
Searching for synchronization primitives
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Launching a process
Forced system process termination
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/47980/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/6363df5bee1144603848fc3e/reports/e96607dc-6b3a-492f-8222-3ff24984a2a7/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/388f839f-1e54-419b-8c31-3fcfd9d259dd
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1104329
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: 736991 Sample: file.exe Startdate: 03/11/2022 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-9GH4R.tmp, PE32 10->31 dropped 13 is-9GH4R.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 fnsearcher68.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\...\QACyElAE.exe, PE32 16->29 dropped 20 QACyElAE.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/cc87cb6041087597edc0e40ad0b5840f968d6c6933197635a0765a2b9d0bca55/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-03 12:01:09 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=zsd4wycbbb2zp3oa4qfnbnmeb6li23djgmmxmnnaozncxhilzjkq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221103-n6weaahhd8/
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/acb94f99-a29e-409c-879c-afc648e04391
Unpacked files
SH256 hash:
0c69fab635d106b31a91d307f61b79e358c5de37c6f00c914b440031eed320b5
MD5 hash:
f2109a87a38b2a5cec61a1a263677b54
SHA1 hash:
08ad713c3cb8fe941e3370de5c92b433d9500df9
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/6cfa46ef-5790-459c-a3f3-a648b82d67f6/
SH256 hash:
0ce792028a5b120541943ccaeddc9be11c609ce32038d2af7d512540ec63f1c4
MD5 hash:
5608e041fa147000b783b8b0a6670f27
SHA1 hash:
b0a03ccb8beb9f1cb8f392f6897722166751bb89
Link:
https://www.unpac.me/results/6cfa46ef-5790-459c-a3f3-a648b82d67f6/
SH256 hash:
4a73b97fbbb1f6bf0b87190e8ff2da0210f49e7f8a3981ef5ad949179c6ad6c9
MD5 hash:
17ad5cc56a2d03de49096f3ef5ffc41e
SHA1 hash:
83df29dd808a159808dc3a8855dfa2a039c61d6d
Link:
https://www.unpac.me/results/6cfa46ef-5790-459c-a3f3-a648b82d67f6/
SH256 hash:
cc87cb6041087597edc0e40ad0b5840f968d6c6933197635a0765a2b9d0bca55
MD5 hash:
d591e3947b9466de475fee56652fcf2b
SHA1 hash:
fe829577fe336ed8f9196b01f04e7d9b7e81f83e
Link:
https://www.unpac.me/results/6cfa46ef-5790-459c-a3f3-a648b82d67f6/
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/cc87cb6041087597edc0e40ad0b5840f968d6c6933197635a0765a2b9d0bca55

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/327922/

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