MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1d921a846347be4c8cefbbf0449a40710408ecccf5cbbf99a0f8e41acb78881e. 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



BazaLoader


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments

SHA256 hash: 1d921a846347be4c8cefbbf0449a40710408ecccf5cbbf99a0f8e41acb78881e
SHA3-384 hash: ac037f64d96dd1a066ba766447e95a1062be29e49da512f0970b7ed99d5d9359f676aa7205ed0047e00ea7571b639f08
SHA1 hash: 976e320e858e4f596cdd056b187a85a894a95bc7
MD5 hash: 50ee07267cfec90541f3d8e1a35fec5a
humanhash: sink-sink-don-march
File name:1d921a846347be4c8cefbbf0449a40710408ecccf5cbbf99a0f8e41acb78881e
Download: download sample
Signature BazaLoader
File size:498'680 bytes
First seen:2021-01-29 15:13:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 39537d436ab7ebdcdf4e4744ccada41f (11 x BazaLoader)
ssdeep 6144:E+22i2CBlWNMl9zdE2GR3U8nbbQv7VOjm7Oa4WAYSg4FdmwGPWkxCoo:l6BlWI+Z87Vyzlt3mwG+kQ
Threatray 194 similar samples on MalwareBazaar
TLSH B1B4F107734168E5EB6392349A50561CD3BB7C3D1A67DF9BC2203E941E3A2D05DF9A2C
Reporter JAMESWT_WT
Tags:BazaLoader Foreground signed

Code Signing Certificate

Organisation:Certum Extended Validation Code Signing CA SHA2
Issuer:Certum Trusted Network CA
Algorithm:sha256WithRSAEncryption
Valid from:Oct 29 11:55:39 2015 GMT
Valid to:Jan 19 11:55:39 2027 GMT
Serial number: 4E96C1BA06258A0C2ABA27625E9064D3
Intelligence: 23 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 176AAE8BDD5DD06A7DBD42862DC173BD838FFE3013103B097B9671C37BA6AE14
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
1
# of downloads :
135
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://contract-no-487-012821.gr8.com/
Verdict:
Malicious activity
Analysis date:
2021-01-28 20:21:37 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changing a file
Sending a UDP request
Result
Threat name:
Bazar Loader
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
Allocates memory in foreign processes
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sets debug register (to hijack the execution of another thread)
Writes to foreign memory regions
Yara detected Bazar Loader
Behaviour
Behavior Graph:
Threat name:
Win64.Trojan.Bazarldr
Status:
Malicious
First seen:
2021-01-29 01:50:13 UTC
File Type:
PE+ (Exe)
Extracted files:
3
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Suspicious use of NtCreateUserProcessOtherParentProcess
Unpacked files
SH256 hash:
1d921a846347be4c8cefbbf0449a40710408ecccf5cbbf99a0f8e41acb78881e
MD5 hash:
50ee07267cfec90541f3d8e1a35fec5a
SHA1 hash:
976e320e858e4f596cdd056b187a85a894a95bc7
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_functions
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT
Rule name:win_bazarbackdoor_auto
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.

Comments