MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f161e17b413653f20aab5d0128b189b900c208b0086041321cc3a11c54a015d9. 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

SHA256 hash: f161e17b413653f20aab5d0128b189b900c208b0086041321cc3a11c54a015d9
SHA3-384 hash: 315e23fd5285ad7d275a45db1869ef8d30c19c8f5e38ee21ccad12367d98b0f92925989cb929143fc860449c5f0baa9a
SHA1 hash: 4937da5bb021bdfdcc620a6a4f68fc46f5f3c002
MD5 hash: 741e4f188e2fcae10416a44912576bc4
humanhash: tennis-glucose-idaho-harry
File name:file
Download: download sample
Signature GCleaner
File size:1'779'262 bytes
First seen:2023-01-24 21:45:26 UTC
Last seen:2023-01-24 22:13:05 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:Zm/mRYXTZdo7UUe9hgpciWgyvRLCgv2MR:wPs7UUeUe9v2MR
TLSH T1BF853383F56ACA31E396EF785D647099B9BB741A00342264314E277E1F1778ABE1F381
TrID 75.1% (.EXE) Inno Setup installer (109740/4/30)
9.7% (.EXE) Win32 Executable Delphi generic (14182/79/4)
4.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.0% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
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://45.12.253.74/pineapple.php?pub=mixinte

Intelligence


File Origin
# of uploads :
11
# of downloads :
204
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-01-24 21:45:52 UTC
Tags:
installer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
Modifying a system file
Creating a file in the Windows subdirectories
Sending a custom TCP request
Launching a process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
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
Obfuscated command line found
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 791073 Sample: file.exe Startdate: 24/01/2023 Architecture: WINDOWS Score: 100 48 45.12.253.98 CMCSUS Germany 2->48 50 Snort IDS alert for network traffic 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 Detected unpacking (changes PE section rights) 2->54 56 4 other signatures 2->56 10 file.exe 2 2->10         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\...\file.tmp, PE32 10->32 dropped 60 Obfuscated command line found 10->60 14 file.tmp 18 16 10->14         started        signatures6 process7 file8 34 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 14->34 dropped 36 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 14->36 dropped 38 C:\Users\user\AppData\Local\...\_RegDLL.tmp, PE32 14->38 dropped 40 6 other files (5 malicious) 14->40 dropped 17 finalrecovery.exe 24 14->17         started        process9 dnsIp10 42 45.12.253.56, 49691, 80 CMCSUS Germany 17->42 44 45.12.253.72, 49692, 80 CMCSUS Germany 17->44 46 45.12.253.75, 49693, 80 CMCSUS Germany 17->46 30 C:\Users\user\AppData\...\zR3DRk87qPBn.exe, PE32 17->30 dropped 21 zR3DRk87qPBn.exe 17->21         started        24 cmd.exe 1 17->24         started        file11 process12 signatures13 58 Multi AV Scanner detection for dropped file 21->58 26 taskkill.exe 1 24->26         started        28 conhost.exe 24->28         started        process14
Threat name:
Win32.Trojan.Privateloader
Status:
Suspicious
First seen:
2023-01-24 22:13:47 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
17 of 39 (43.59%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
gcleaner
Score:
  10/10
Tags:
family:gcleaner discovery loader
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
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:
1bbb48a40b28e7899f750d39105c6e2f01c19aef2dd3155e91bbe724e2fd6e46
MD5 hash:
39f808cd538d9c870381cadf8e7ce7f9
SHA1 hash:
43d88d7c827e784844e290e664b8aef555545e6b
Detections:
win_nymaim_g0 Nymaim win_gcleaner_auto
SH256 hash:
e4c613c7b4d9381517080ee24a45f296b5524baca60db250efe7f4d076ac9089
MD5 hash:
d28adba488ce226dde7ec675e057657e
SHA1 hash:
99aeeb20a7cd17308257caad2b49246a7dde35bd
SH256 hash:
f161e17b413653f20aab5d0128b189b900c208b0086041321cc3a11c54a015d9
MD5 hash:
741e4f188e2fcae10416a44912576bc4
SHA1 hash:
4937da5bb021bdfdcc620a6a4f68fc46f5f3c002
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
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns
Rule name:win_gcleaner_auto
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

Comments