MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126. 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


Gootkit


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126
SHA3-384 hash: f4294af0ef061a4307af374200fa563cb508f769147148a926f2f59c97b7c66a84884407f73d571ed42b5daa58ff9c19
SHA1 hash: faf6e96f18f3678b9ef1dd06709a178afac72ca8
MD5 hash: 5a6a4c519f6dd89781daf3666ed00d0d
humanhash: double-equal-happy-earth
File name:435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126
Download: download sample
Signature Gootkit
Create hunting rule
File size:284'160 bytes
First seen:2020-11-15 23:17:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b7c6f05963454ae2f440d4ee64cc8d5e (4 x Gootkit)
ssdeep 3072:TbBuDEANubLasX3MAHCuFMMeWc/+KcfiT1YeGyk2yL6yhlX5MZnIgmQy:2NuisnnxFi+cxYeGyk2yL6yxamQ
Threatray 2 similar samples on MalwareBazaar
TLSH 9554CF79F5F22C0FC7A3037096AE6B776A5A5F700B06C9821F46D97AD48AD57C8123C8
Reporter seifreed
Tags:Gootkit

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'401
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Sending a UDP request
DNS request
Sending a custom TCP request
Result
Verdict:
MALICIOUS
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:
Unknown
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/536991
Signature
Accesses win32k, likely to find offsets for exploits
Antivirus / Scanner detection for submitted sample
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to detect sandboxes (registry SystemBiosVersion/Date)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126/
Threat name:
Win32.Ransomware.Cerber
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 23:21:38 UTC
AV detection:
26 of 28 (92.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=inohduljp7dfv3htiomvq2sv4il776zb6g5wssdbs5g6farl4eta._file
Verdict:
malicious
Similar samples:
6d5ee8b9ce1f9548ff8cd1198fc7934fe3f9f2034d215f406cca14e533670d3d
Gootkit
adf5232a1643d236bfc7055c70e5fb3e05671e1fc91bc6178bd59163e8cbaad7
Gootkit
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/201115-hxewtln6bj/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Drops file in System32 directory
Unpacked files
SH256 hash:
435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126
MD5 hash:
5a6a4c519f6dd89781daf3666ed00d0d
SHA1 hash:
faf6e96f18f3678b9ef1dd06709a178afac72ca8
Link:
https://www.unpac.me/results/24fb46bd-0496-410c-a03d-3a192806a976/
SH256 hash:
ba4b95f77000470c1fba73e11dbd687241a564e7fce67965fc461d770a6301e6
MD5 hash:
990f891f2b1041f57862795a044033f7
SHA1 hash:
7f5520ba39b04957e3e8c88243a24d053e14fef4
Link:
https://www.unpac.me/results/24fb46bd-0496-410c-a03d-3a192806a976/
SH256 hash:
5c4ea4bf3fdcfab0a3bd1d80b7cc43ed3136859798f27448d695833f02aa5d14
MD5 hash:
b606b3518156872bc354a467162b6a30
SHA1 hash:
adffca1b9ab3b9742fcd41b5a7d7850a57514fb3
Detections:
win_gootkit_g0
Create hunting rule
win_gootkit_auto
Create hunting rule
Link:
https://www.unpac.me/results/24fb46bd-0496-410c-a03d-3a192806a976/
Parent samples :
6d5ee8b9ce1f9548ff8cd1198fc7934fe3f9f2034d215f406cca14e533670d3d
adf5232a1643d236bfc7055c70e5fb3e05671e1fc91bc6178bd59163e8cbaad7
435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126
0c2e07c74c6579471657b040a6e069e8a9a88d23227a3fb8b18a985cfd2553e7
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/435c71d1697fc65aecf34399586a55e217fffb21f1bb694861974de2822be126

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:VMware_detection_bin_mem
Create hunting rule
Author:James_inthe_box
Description:VMWare detection
Rule name:win_gootkit_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Delivery method
Other

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