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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1575fcb08bb5812c2e6aad48d9f8116da499c6d2a6ffd0622f3a425ba535b3e. 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



Threat unknown


Vendor detections: 5


Intelligence 5 IOCs YARA File information Comments

SHA256 hash: b1575fcb08bb5812c2e6aad48d9f8116da499c6d2a6ffd0622f3a425ba535b3e
SHA3-384 hash: 702dd105df23c02aadcf86f74030f7af51c8032e4fb4b14aec675d001bd05a97ebb87f7072b2aaac6cd4ffb573275ae7
SHA1 hash: cc64be49b6c0e44d0132331355e761c311265c2e
MD5 hash: 761aef8ccae98c87d56b603eaf8158f4
humanhash: minnesota-three-tennis-tennis
File name:cirqueira.sh_mips.sh
Download: download sample
File size:203 bytes
First seen:2026-09-16 15:10:53 UTC
Last seen:Never
File type: sh
MIME type:text/x-shellscript
ssdeep 6:nDyMzAHINRE9ijZAMGc1tMLGFHI9Ks8DR0:nDyDHkFQe+LGFHjNm
TLSH T1A8D022C83AC56E219E992B2CB86062F0C11D88D2FCEB80F8C5030801E482B883E08A82
TrID 70.0% (.SH) Linux/UNIX shell script (7000/1)
30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika shell
Reporter abuse_ch
Tags:sh
URLMalware sample (SHA256 hash)SignatureTags
http://94.154.43.227:8080/bins/cirqueira.shn/an/aascii bash sh ua-wget

Intelligence


File Origin
# of uploads :
1
# of downloads :
58
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Gathering data
Verdict:
Malicious
File Type:
unix shell
First seen:
2026-08-29T00:43:00Z UTC
Last seen:
2026-09-16T14:57:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=d9325e53-1b00-0000-8508-c6cc4d0b0000 pid=2893 /usr/bin/sudo guuid=ad31b955-1b00-0000-8508-c6cc540b0000 pid=2900 /tmp/sample.bin guuid=d9325e53-1b00-0000-8508-c6cc4d0b0000 pid=2893->guuid=ad31b955-1b00-0000-8508-c6cc540b0000 pid=2900 execve guuid=c872b956-1b00-0000-8508-c6cc570b0000 pid=2903 /usr/bin/curl net guuid=ad31b955-1b00-0000-8508-c6cc540b0000 pid=2900->guuid=c872b956-1b00-0000-8508-c6cc570b0000 pid=2903 execve guuid=258fcb56-1b00-0000-8508-c6cc580b0000 pid=2904 /usr/bin/bash guuid=ad31b955-1b00-0000-8508-c6cc540b0000 pid=2900->guuid=258fcb56-1b00-0000-8508-c6cc580b0000 pid=2904 execve fe26f427-538c-5707-ac13-a31600d7b93f 94.154.43.227:8080 guuid=c872b956-1b00-0000-8508-c6cc570b0000 pid=2903->fe26f427-538c-5707-ac13-a31600d7b93f con
Threat name:
Linux.Downloader.Generic
Status:
Suspicious
First seen:
2026-09-16 15:12:16 UTC
File Type:
Text (Shell)
AV detection:
8 of 38 (21.05%)
Threat level:
  3/5
Result
Malware family:
n/a
Score:
  4/10
Tags:
antivm discovery linux
Behaviour
Reads runtime system information
System Network Configuration Discovery
Checks CPU configuration
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

sh b1575fcb08bb5812c2e6aad48d9f8116da499c6d2a6ffd0622f3a425ba535b3e

(this sample)

  
Delivery method
Distributed via web download

Comments