MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b88357cb85da294d12a3c71d3c7370f4cce77791d0d6e40f69e8aaeef7912535. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b88357cb85da294d12a3c71d3c7370f4cce77791d0d6e40f69e8aaeef7912535
SHA3-384 hash: 554c685612f6711fd04641ae0df0bc7023ef6328316946f194c4fe8f82d956afe116849511acefddfdeaec028c940ea0
SHA1 hash: 3c8f34b7c781c53f32fcbf2168adc33fceca7f50
MD5 hash: 85cb5bea977a55395447a8b843871ce8
humanhash: nineteen-nuts-cardinal-princess
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'165'327 bytes
First seen:2023-07-04 17:17:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 24576:VfOyii3VxqAv0UV9ISZoZynWHrfap1K0IueWLJuI8jautP/O1:VGBi3VxqC0P9rS/Kx1W9d8jau5/O1
Threatray 3'508 similar samples on MalwareBazaar
TLSH T1DD452336C7FBC934E1359AB46E729820AD373AF595BC101C906C556F0B3BA8D898E317
TrID 50.8% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.6% (.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 ddfee6e4e6fedc00 (17 x GCleaner)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://45.12.253.74/pineapple.php?pub=mixinte

Intelligence

File Origin
# of uploads :
1
# of downloads :
289
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-07-04 17:19:45 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/3198107b-fc3c-4353-865c-29a34b6a869d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/407132/
Detection(s):
Win.Malware.Agen-10005057-0
Create hunting rule

SecuriteInfo.com.Adware.Generic2.DOZ.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
Launching the process to interact with network services
Modifying a system file
Sending a custom TCP request
Launching a process
Creating a file in the %AppData% subdirectories
DNS request
Running batch commands
Creating a process with a hidden window
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/95535/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control greyware installer lolbin overlay packed packed shell32
Link:
https://www.filescan.io/uploads/64a4544c204315fbc16cc208/reports/27c21321-b6d0-46c3-8815-c2896da278fa/overview
Verdict:
Malicious
Labled as:
Win/grayware_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/b88357cb85da294d12a3c71d3c7370f4cce77791d0d6e40f69e8aaeef7912535
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:
RedLine stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d8d1d7de-3008-4b46-a201-6dc63aa55c86
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1266773
Signature
Antivirus detection for dropped file
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)
Found malware configuration
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: 1266773 Sample: file.exe Startdate: 04/07/2023 Architecture: WINDOWS Score: 100 40 45.12.253.72 CMCSUS Germany 2->40 42 45.12.253.75 CMCSUS Germany 2->42 44 45.12.253.98 CMCSUS Germany 2->44 48 Found malware configuration 2->48 50 Antivirus detection for URL or domain 2->50 52 Antivirus detection for dropped file 2->52 54 6 other signatures 2->54 9 file.exe 2 2->9         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\is-LOMAL.tmp, PE32 9->30 dropped 12 is-LOMAL.tmp 11 102 9->12         started        process6 file7 32 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 12->32 dropped 34 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 12->34 dropped 36 C:\...\unins000.exe (copy), PE32 12->36 dropped 38 8 other files (6 malicious) 12->38 dropped 15 RelSpacer74.exe 8 12->15         started        19 net.exe 1 12->19         started        process8 dnsIp9 46 45.12.253.56, 80 CMCSUS Germany 15->46 28 C:\Users\user\AppData\...28GV3JUNQkc.exe, PE32 15->28 dropped 21 NGV3JUNQkc.exe 15->21         started        24 conhost.exe 19->24         started        26 net1.exe 1 19->26         started        file10 process11 signatures12 56 Multi AV Scanner detection for dropped file 21->56
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b88357cb85da294d12a3c71d3c7370f4cce77791d0d6e40f69e8aaeef7912535/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Suspicious
First seen:
2023-07-04 17:18:07 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xcbvps4f3iuu2evdy4oty43q6tgoo54r2dloid3j5cvo554reu2q._file
Verdict:
malicious
Similar samples:
474e293e9c25fdccd36c77f62b4b234fc97d8f1122dcbe78494f5482b6675f44
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5b06a1d47febc51608577e8827a61ae277ac79a5d4beeeab6bc1ddd6b9a88077
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878089116b0342bf962ed58a5c51ab9dbe845d7f64843cbf0dea9a000baad892
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93cb045c691341fee5fe4b5aae26233c3bdfb480db20a904ef7f7749db2c6e86
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9dc3c210f41de276264b20019ec64beb14955fb59dff048b10fab6a397a26be3
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a966075818dd971effd37c47d3de59591064a7bc99f37296e04c6d8a63ce3ea2
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c50ed0352f86462194d23cc0b3128c28eca1eaa426049abddd58e697e29831cb
GCleaner
cf34174392d422249a3b1c2a488709b3606143bf51acfa14ca53928051697331
GCleaner
e88259872bb2df0913c156511df3eba707e0a39f520fecd3316654c26cd05334
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f77c4cd95258a487da134a7537ba181ff528e07116c5a96887e315bb2d20213a
GCleaner
+ 3'498 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230704-vt9vgahd7y/
Behaviour
Kills process with taskkill
Runs net.exe
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
Executes dropped EXE
Loads dropped DLL
GCleaner
Malware Config
C2 Extraction:
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
Unpacked files
SH256 hash:
ec9cf16f077386ed36be356b5616f929094c1336a309c7b81b278354aed1f41c
MD5 hash:
0eaf003f45a0dc1e87ae98d1a03a8d1e
SHA1 hash:
40c46e77ddf10fc0bdb9b61a5a40bf43e7e94872
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
aa51ee257614dff0ab972040b0b69a2d9f06838a594fb2fceb9c1d17d2da62cc
MD5 hash:
25b4472a49089771bf0601e2b7188f56
SHA1 hash:
72fed6cdc847a2cd2d7bd2a073764408659fff75
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
85f61f4fe79020c3ffb6cd94fb808ccf37f900564af6d20a139ffab7ca2d99b7
MD5 hash:
8942ac49b056d8fbc17b2f1a0529e60f
SHA1 hash:
4223b76f911d92dd03432250e4172d5aadf501de
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
a85836c8a63cb546e5c3dedd865725b62fdabf943e2a696b5d0b1052ae20f6a3
MD5 hash:
dd6211e93847aae38ebae3f4d624e3b1
SHA1 hash:
04a919056efa446116c0f9c8ba7034f22c7ac8aa
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
ec9cf16f077386ed36be356b5616f929094c1336a309c7b81b278354aed1f41c
MD5 hash:
0eaf003f45a0dc1e87ae98d1a03a8d1e
SHA1 hash:
40c46e77ddf10fc0bdb9b61a5a40bf43e7e94872
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
aa51ee257614dff0ab972040b0b69a2d9f06838a594fb2fceb9c1d17d2da62cc
MD5 hash:
25b4472a49089771bf0601e2b7188f56
SHA1 hash:
72fed6cdc847a2cd2d7bd2a073764408659fff75
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
85f61f4fe79020c3ffb6cd94fb808ccf37f900564af6d20a139ffab7ca2d99b7
MD5 hash:
8942ac49b056d8fbc17b2f1a0529e60f
SHA1 hash:
4223b76f911d92dd03432250e4172d5aadf501de
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
a85836c8a63cb546e5c3dedd865725b62fdabf943e2a696b5d0b1052ae20f6a3
MD5 hash:
dd6211e93847aae38ebae3f4d624e3b1
SHA1 hash:
04a919056efa446116c0f9c8ba7034f22c7ac8aa
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
ec9cf16f077386ed36be356b5616f929094c1336a309c7b81b278354aed1f41c
MD5 hash:
0eaf003f45a0dc1e87ae98d1a03a8d1e
SHA1 hash:
40c46e77ddf10fc0bdb9b61a5a40bf43e7e94872
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
aa51ee257614dff0ab972040b0b69a2d9f06838a594fb2fceb9c1d17d2da62cc
MD5 hash:
25b4472a49089771bf0601e2b7188f56
SHA1 hash:
72fed6cdc847a2cd2d7bd2a073764408659fff75
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
85f61f4fe79020c3ffb6cd94fb808ccf37f900564af6d20a139ffab7ca2d99b7
MD5 hash:
8942ac49b056d8fbc17b2f1a0529e60f
SHA1 hash:
4223b76f911d92dd03432250e4172d5aadf501de
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
a85836c8a63cb546e5c3dedd865725b62fdabf943e2a696b5d0b1052ae20f6a3
MD5 hash:
dd6211e93847aae38ebae3f4d624e3b1
SHA1 hash:
04a919056efa446116c0f9c8ba7034f22c7ac8aa
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
ec9cf16f077386ed36be356b5616f929094c1336a309c7b81b278354aed1f41c
MD5 hash:
0eaf003f45a0dc1e87ae98d1a03a8d1e
SHA1 hash:
40c46e77ddf10fc0bdb9b61a5a40bf43e7e94872
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
aa51ee257614dff0ab972040b0b69a2d9f06838a594fb2fceb9c1d17d2da62cc
MD5 hash:
25b4472a49089771bf0601e2b7188f56
SHA1 hash:
72fed6cdc847a2cd2d7bd2a073764408659fff75
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
85f61f4fe79020c3ffb6cd94fb808ccf37f900564af6d20a139ffab7ca2d99b7
MD5 hash:
8942ac49b056d8fbc17b2f1a0529e60f
SHA1 hash:
4223b76f911d92dd03432250e4172d5aadf501de
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
a85836c8a63cb546e5c3dedd865725b62fdabf943e2a696b5d0b1052ae20f6a3
MD5 hash:
dd6211e93847aae38ebae3f4d624e3b1
SHA1 hash:
04a919056efa446116c0f9c8ba7034f22c7ac8aa
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
SH256 hash:
b88357cb85da294d12a3c71d3c7370f4cce77791d0d6e40f69e8aaeef7912535
MD5 hash:
85cb5bea977a55395447a8b843871ce8
SHA1 hash:
3c8f34b7c781c53f32fcbf2168adc33fceca7f50
Link:
https://www.unpac.me/results/b52f70ef-6596-42f4-91e8-bda690e383b8/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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/2509470/
Cape
Cape
https://www.capesandbox.com/analysis/407132/

Comments