MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8093181a8687c9d5c928c280d1326b3da8afecef1c1c4d871af5e992639a16f1. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8093181a8687c9d5c928c280d1326b3da8afecef1c1c4d871af5e992639a16f1
SHA3-384 hash: 2ddcb55699d3c7fb6ed24b6f6b7d9d7a8c93a24d9d663d1eac8367f02f3707c5523aa6a10df62d45ce5ae15bd89867eb
SHA1 hash: 774a325bfe71c3f5d9445f7145f04afe063ae6ae
MD5 hash: 5b2e437aa21040e9c8d64749971f70b0
humanhash: aspen-black-solar-mike
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:3'005'362 bytes
First seen:2022-11-04 08:15:42 UTC
Last seen:2022-11-04 08:45:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'452 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2d7Y+zJPfGQmTOuvcHwryZnbLuBUZ5mrfIYaUwN7kzIPzOgDOi054xuA5hq:M5xf3b5YKgfJoNAkJDOExNDq
TLSH T1F1D533106264CEB4D412F8B619BAEAA050F75766443D3D2BB3FC8A4D9B7F7C61801F26
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 :
15
# of downloads :
200
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 08:21:28 UTC
Tags:
installer evasion loader trojan ficker stealer vidar
Link:
https://app.any.run/tasks/896959e3-228c-4666-accf-71cde12cb755

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/328386/
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
Creating a file in the %AppData% subdirectories
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
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/48343/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/6364ca4715611f8d8bf8c6e4/reports/6166b734-e91c-4f9b-af51-17ab01136b5c/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/97214b7c-c361-4d8e-9e61-3b1a9c18cabb
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1105238
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: 737899 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-6J54M.tmp, PE32 10->31 dropped 13 is-6J54M.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 24 13->16         started        process8 dnsIp9 41 107.182.129.235, 49705, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49706, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49702, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\k7xqYbwYf18MF.exe, PE32 16->29 dropped 20 k7xqYbwYf18MF.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/8093181a8687c9d5c928c280d1326b3da8afecef1c1c4d871af5e992639a16f1/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-04 08:16:12 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qcjrqgugq7e5lsjiykancmtlhwuk73hpdqoe3by26xuzey42c3yq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221104-j56fmsddg8/
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/97f6b8e6-7bcd-45fa-bc32-4768c0163514
Unpacked files
SH256 hash:
34b852da96e9a5c78b6019c72c1f6a24baf5660e3229ba929ddcc1d79c3e4c88
MD5 hash:
057a80a6649bb68af6172d91cd25fe6c
SHA1 hash:
dea0fa6595ae0c0cfa7d73aaf708cdc3b963a5af
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/7a5eaeb0-9c68-4f19-be0d-03eecb7469b9/
SH256 hash:
2ddcf10b432e141202bf11321e84edbe03a0f5eb3bd13a36a13f8edd9a7e63ea
MD5 hash:
3e803577598889e083b65e3cf69d9eb8
SHA1 hash:
4c9dbeed7df82b32f8801478087ee9f6e18603dd
Link:
https://www.unpac.me/results/7a5eaeb0-9c68-4f19-be0d-03eecb7469b9/
SH256 hash:
8093181a8687c9d5c928c280d1326b3da8afecef1c1c4d871af5e992639a16f1
MD5 hash:
5b2e437aa21040e9c8d64749971f70b0
SHA1 hash:
774a325bfe71c3f5d9445f7145f04afe063ae6ae
Link:
https://www.unpac.me/results/7a5eaeb0-9c68-4f19-be0d-03eecb7469b9/
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/8093181a8687c9d5c928c280d1326b3da8afecef1c1c4d871af5e992639a16f1

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/328386/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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