MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6079b972c7bfe1b631b7e4776ce306b3cd818e479ca5cf1b53ca4345b4fd854. 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


Ratty


Vendor detections: 6


Intelligence 6 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6079b972c7bfe1b631b7e4776ce306b3cd818e479ca5cf1b53ca4345b4fd854
SHA3-384 hash: 0dcbde78f8775395ef1ad5527c6dd4a4e23de3e7e944483e6718f3d910bbd5b115a0cee0c1c6b4306038cb767b92cf30
SHA1 hash: a40ec7f8788c7ffbb7ad1bc50454b73edd95393c
MD5 hash: 7ff3f6584da9ee99654776ae853fa158
humanhash: avocado-ohio-apart-maine
File name:SecuriteInfo.com.Exploit.AppendedJar.1.Gen.26250.6479
Download: download sample
Signature Ratty
Create hunting rule
File size:886'523 bytes
First seen:2021-01-17 02:02:19 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 24576:QvAq23Nn7BjlpOu3dAcNNpbCClCtRGLovJT:QvAF3Nn7BxwutAgpbC7AL8
TLSH E715BE207BC79732D493127051AEA3611A3EED608B708287729D379D5FB1BC06B35B9B
Reporter SecuriteInfoCom
Tags:Ratty

Intelligence

File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/112345/
Detection(s):
SecuriteInfo.com.Exploit.AppendedJar.1.Gen.26250.6479.UNOFFICIAL
Create hunting rule

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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6079b972c7bfe1b631b7e4776ce306b3cd818e479ca5cf1b53ca4345b4fd854/
Threat name:
ByteCode-JAVA.Trojan.Appjar
Create hunting rule
Status:
Malicious
First seen:
2021-01-17 00:34:57 UTC
AV detection:
9 of 29 (31.03%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wydzxfzmpp7bwyy3pzdxntrqnm6nqghephffz4nvhssdiw2p3bka._file
Verdict:
unknown
Result
Malware family:
ratty
Create hunting rule
Score:
  10/10
Tags:
family:ratty
Link:
https://tria.ge/reports/210117-gd1zqtlxxx/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates connected drives
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ratty
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b6079b972c7bfe1b631b7e4776ce306b3cd818e479ca5cf1b53ca4345b4fd854

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Web download

Ratty

Microsoft Software Installer (MSI) msi b6079b972c7bfe1b631b7e4776ce306b3cd818e479ca5cf1b53ca4345b4fd854

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/966330/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112345/

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