MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 56cb61aafd4e0f7255541c0b89649f8b1616490dd016e9efdab4423cfcce9a87. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 56cb61aafd4e0f7255541c0b89649f8b1616490dd016e9efdab4423cfcce9a87
SHA3-384 hash: e5a2ac0d1d65b19bbc8fae2a3c78179fcb909b4685a197e1145830ea5f345d251703a678138a2ff399c04b67f70fa9e1
SHA1 hash: e9ef4db4c28076d3cc391f0edd1587f284e909e8
MD5 hash: 0a6d8da48a8df06240f0f3b74d186e73
humanhash: neptune-violet-mars-enemy
File name:file
Download: download sample
Signature GCleaner
File size:414'208 bytes
First seen:2022-10-10 21:52:16 UTC
Last seen:2022-10-10 22:32:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 335f6a3bc923ae5bc86b0cc6c8226b4c (7 x Smoke Loader, 4 x GCleaner, 1 x Nymaim)
ssdeep 6144:dsRbiKZHazQj+Y3pM+IMBJ1CUj/HdksX0Sg3/RTRSMmPfBrwVfquS:ds7azQjzM+IRULHdh03/RTRSHd
Threatray 1'399 similar samples on MalwareBazaar
TLSH T10294F171B991CC71D80A31304462CFB02BFEED615861968777B827696EB33C06A7639F
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 8e71616969696979 (1 x GCleaner)
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 :
264
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Creating a file in the system32 subdirectories
Creating a file
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CPUID_Instruction
CheckCmdLine
EvasionGetTickCount
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
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
Score:
72 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Yara detected Nymaim
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Privateloader
Status:
Malicious
First seen:
2022-10-10 21:53:07 UTC
File Type:
PE (Exe)
Extracted files:
46
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:nymaim trojan
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Program crash
NyMaim
Malware Config
C2 Extraction:
208.67.104.97
85.31.46.167
Unpacked files
SH256 hash:
bdf886cafed6ed92f6940769a488aedcf751c5fd3e3f4fbb51b0620e39d6726b
MD5 hash:
e72cf1f71443c6b6e560b479ed960b59
SHA1 hash:
d83b2a4891ef38e0e9fe28e561725ae86ae415fc
Detections:
win_nymaim_g0 win_gcleaner_auto
SH256 hash:
56cb61aafd4e0f7255541c0b89649f8b1616490dd016e9efdab4423cfcce9a87
MD5 hash:
0a6d8da48a8df06240f0f3b74d186e73
SHA1 hash:
e9ef4db4c28076d3cc391f0edd1587f284e909e8
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:pdb_YARAify
Author:@wowabiy314
Description:PDB
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