MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1d1e20fa75769fa059348637da07780612b1cff3cd74b3bce782ff35d64a3ab. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c1d1e20fa75769fa059348637da07780612b1cff3cd74b3bce782ff35d64a3ab
SHA3-384 hash: 29a14690fce86104eab2724cfea09b80b3731a1de215e8ad2049c920da6d88ce8998c28a8fbfdab4fc507b2d8a441f46
SHA1 hash: 51ed362344dcc5c7f1ed56e2da6a1f657fdccece
MD5 hash: bdff42903ace50dad9eb0b5df7b31755
humanhash: north-nebraska-delta-hawaii
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'338'685 bytes
First seen:2022-10-24 13:15:09 UTC
Last seen:2022-10-24 13:44:24 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:Z2oBQWMOUHB4JcDp5dIr4DDnFWpmZUWx0Q7lC4Y7IfuAA5hq:MxJdsu4pmZxHlvGIfu/Dq
TLSH T1EBB53311CAA5C179D1524CB8AEB7C9991DB33B22E83BB42876DCC58E4F63D92DC01BD4
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 :
16
# of downloads :
209
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-24 13:16:34 UTC
Tags:
installer
Link:
https://app.any.run/tasks/08b8c869-7df7-4747-b8e0-143187dc173a

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/323431/
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 tool to kill processes
Sending an HTTP GET request to an infection source
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/3bdad70a-dcbb-4edb-8e9e-db9d20c37d4e
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1096632
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: 729274 Sample: file.exe Startdate: 24/10/2022 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-J8VMF.tmp, PE32 10->31 dropped 13 is-J8VMF.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 etsearcher58.exe 23 13->16         started        process8 dnsIp9 41 107.182.129.235, 49703, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49704, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49702, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\SqcQRMzk.exe, PE32 16->29 dropped 20 SqcQRMzk.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/c1d1e20fa75769fa059348637da07780612b1cff3cd74b3bce782ff35d64a3ab/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-24 14:26:34 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=yhi6ed5hk5u7ubmtjbrx3idxqbqswhh7htluwo6opax7gxleuovq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221024-qhbfbagga7/
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:
7724927ca6b8389acbdf0968482d9f1aa67e77a3ff5952b97ed6ccd7ea3a33a8
MD5 hash:
3bcdbdb5b3a287ffb6a16006f8c3003c
SHA1 hash:
964291e5804a5e45d1e114501338b5be648c9941
Detections:
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/b86c55b1-dad4-499c-948e-cf0a58233964/
SH256 hash:
440f761b42f990747875f68723c6ce7b4417c92741d9b519b3d34bc5e7bf0c20
MD5 hash:
361c625fe0e9f53a4e596b6bfd7d1ce1
SHA1 hash:
f7cf754e8c90f049d8b42548fcd452e91fedd7ad
Link:
https://www.unpac.me/results/b86c55b1-dad4-499c-948e-cf0a58233964/
SH256 hash:
ef16f709280859169778700278e6c29dfccf104e14753d60a5905c89b38aba59
MD5 hash:
5281fe730ffae05144765c893c2c3239
SHA1 hash:
3ecb1ef2e3b2a5d0a7ff250cc693bf7461288e8a
Link:
https://www.unpac.me/results/b86c55b1-dad4-499c-948e-cf0a58233964/
SH256 hash:
c1d1e20fa75769fa059348637da07780612b1cff3cd74b3bce782ff35d64a3ab
MD5 hash:
bdff42903ace50dad9eb0b5df7b31755
SHA1 hash:
51ed362344dcc5c7f1ed56e2da6a1f657fdccece
Link:
https://www.unpac.me/results/b86c55b1-dad4-499c-948e-cf0a58233964/
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/c1d1e20fa75769fa059348637da07780612b1cff3cd74b3bce782ff35d64a3ab

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/323431/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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