MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 282d83b8ec7e69b060e78958eacf054b85747076fde5c0bddcfa0f380accdccf. 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: 282d83b8ec7e69b060e78958eacf054b85747076fde5c0bddcfa0f380accdccf
SHA3-384 hash: f7f6aaac6e5786cbcf4aed11359242e57964ad2a7ae946843e78c0ff37eba45e360ef38793a450f4d76e11e6ab2e1c24
SHA1 hash: 7ec5730cbe1534c0b83c99415e72206543698209
MD5 hash: 7988c4050692ba18f17e23f4334700fa
humanhash: lake-eleven-montana-shade
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'402'771 bytes
First seen:2022-10-26 05:47:14 UTC
Last seen:2022-10-26 06:13:18 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:Z2EEOSBytjabGuE89/PPzgmlFO5JdQHJ2ARWg85A5hq:MzmaI89/PkmlI5wHXWgDq
TLSH T12EB5334B80DAAEB0C061DCB59DB6DD60B2793D926D7F841C7A4CA9BC4E138642841FF7
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 :
253
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-26 05:48:42 UTC
Tags:
installer loader evasion trojan ficker stealer opendir
Link:
https://app.any.run/tasks/1357fc78-a519-4c50-a5c9-47c003d54f54

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/324207/
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
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
Sending a custom TCP request
Moving a file to the %AppData% subdirectory
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/45547/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/69dc35ea-a7e1-4f4f-a37d-613d35e61723
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1098051
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: 730702 Sample: file.exe Startdate: 26/10/2022 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-IOT1O.tmp, PE32 10->31 dropped 13 is-IOT1O.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 exsearcher60.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49701, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49702, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49700, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\Roaming\...\6235mDP.exe, PE32 16->29 dropped 20 6235mDP.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/282d83b8ec7e69b060e78958eacf054b85747076fde5c0bddcfa0f380accdccf/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2022-10-26 06:17:51 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
9 of 26 (34.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fawyhohmpzu3ayhhrfmovtyfjocxi4dw7xs4bpo47ihtqcwm3thq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221026-ghfklaeghn/
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/9c4cf533-3585-4127-b5af-d658f30a937c
Unpacked files
SH256 hash:
98bb1cbd9b78f3c2d82abce728522e678db9c178276ba3975e705da545b54f63
MD5 hash:
78becd4a161ebd85b2a38ac09a4fdaf7
SHA1 hash:
78d8a7529ce51cd067da6d81898b55bbda46ac58
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/0568c8ed-4007-4701-b524-7ad064fc05d8/
SH256 hash:
88e7ebd916af0f3608efcd5a55c5492c0e2c406fc98690db1dcb83caf545867a
MD5 hash:
263a1517bf2c7202338396c60848cb0c
SHA1 hash:
57f39ab7e376ceb0e01ac066621898d7b43edc9f
Link:
https://www.unpac.me/results/0568c8ed-4007-4701-b524-7ad064fc05d8/
SH256 hash:
d81cf31501f94d4bb416f8daab3c0919110a63497f8abbba04b6bede1df1fc14
MD5 hash:
0838a949890156de3c318dd23092611e
SHA1 hash:
0cb4f02dbffb5f3bcce8712defd8bb9fcd2dbab9
Link:
https://www.unpac.me/results/0568c8ed-4007-4701-b524-7ad064fc05d8/
SH256 hash:
282d83b8ec7e69b060e78958eacf054b85747076fde5c0bddcfa0f380accdccf
MD5 hash:
7988c4050692ba18f17e23f4334700fa
SHA1 hash:
7ec5730cbe1534c0b83c99415e72206543698209
Link:
https://www.unpac.me/results/0568c8ed-4007-4701-b524-7ad064fc05d8/
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/282d83b8ec7e69b060e78958eacf054b85747076fde5c0bddcfa0f380accdccf

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/324207/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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