MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58
SHA3-384 hash: 1630ee259fffabda550f7a1a1aa054e14f3e0ed2c92c58987ecc4c289803931300004d174b74e950af244145e8520870
SHA1 hash: 644b118649ba2465b04494d7c4c6f5e6865def7d
MD5 hash: b79ab227419f86206847456ebdef8adb
humanhash: nineteen-thirteen-mirror-fillet
File name:k.php
Download: download sample
File size:19'499 bytes
First seen:2026-03-15 07:43:43 UTC
Last seen:Never
File type: sh
MIME type:text/x-shellscript
ssdeep 384:fR10M3vgRjGlsaq7NzsO9a4cbddrME8jyfzsO9a4cbddrME8jy4:fRtmjfxzsP4cbddr7zsP4cbddrk
TLSH T135925CA912096C79BBC0CE7D9F3C7F0CADE4C1C02118A3ACBA4F39704A2069DDA0535D
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.MulDrop.187.5477.9782.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive masquerade
Link:
https://www.filescan.io/uploads/69b6634d677ac46843a53dcd/reports/2911ccb9-76e3-4b6a-8786-6526c05e6890/overview
Verdict:
Malicious
File Type:
unix shell
Detections:
HEUR:Trojan-Downloader.Shell.Agent.bc
Link:
https://opentip.kaspersky.com/8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d60f7328-c20a-483f-8c9a-359a1cd68ae3
Behavior Graph:
Download SVG
%3 guuid=49dafa03-1800-0000-96ad-1e6f650c0000 pid=3173 /usr/bin/sudo guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174 /tmp/sample.bin guuid=49dafa03-1800-0000-96ad-1e6f650c0000 pid=3173->guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174 execve guuid=4e181807-1800-0000-96ad-1e6f670c0000 pid=3175 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=4e181807-1800-0000-96ad-1e6f670c0000 pid=3175 clone guuid=cf694907-1800-0000-96ad-1e6f680c0000 pid=3176 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=cf694907-1800-0000-96ad-1e6f680c0000 pid=3176 clone guuid=fe19c307-1800-0000-96ad-1e6f690c0000 pid=3177 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=fe19c307-1800-0000-96ad-1e6f690c0000 pid=3177 execve guuid=44e64c08-1800-0000-96ad-1e6f6a0c0000 pid=3178 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=44e64c08-1800-0000-96ad-1e6f6a0c0000 pid=3178 execve guuid=964dc908-1800-0000-96ad-1e6f6b0c0000 pid=3179 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=964dc908-1800-0000-96ad-1e6f6b0c0000 pid=3179 execve guuid=f11b6909-1800-0000-96ad-1e6f6c0c0000 pid=3180 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=f11b6909-1800-0000-96ad-1e6f6c0c0000 pid=3180 execve guuid=af8ee309-1800-0000-96ad-1e6f6d0c0000 pid=3181 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=af8ee309-1800-0000-96ad-1e6f6d0c0000 pid=3181 execve guuid=c780660a-1800-0000-96ad-1e6f6e0c0000 pid=3182 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=c780660a-1800-0000-96ad-1e6f6e0c0000 pid=3182 execve guuid=d05ff10a-1800-0000-96ad-1e6f6f0c0000 pid=3183 /usr/bin/mkdir guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=d05ff10a-1800-0000-96ad-1e6f6f0c0000 pid=3183 execve guuid=2c95920b-1800-0000-96ad-1e6f700c0000 pid=3184 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=2c95920b-1800-0000-96ad-1e6f700c0000 pid=3184 execve guuid=d5f0280c-1800-0000-96ad-1e6f710c0000 pid=3185 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=d5f0280c-1800-0000-96ad-1e6f710c0000 pid=3185 execve guuid=f148ce0c-1800-0000-96ad-1e6f720c0000 pid=3186 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=f148ce0c-1800-0000-96ad-1e6f720c0000 pid=3186 execve guuid=5978640d-1800-0000-96ad-1e6f730c0000 pid=3187 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=5978640d-1800-0000-96ad-1e6f730c0000 pid=3187 execve guuid=7217200e-1800-0000-96ad-1e6f740c0000 pid=3188 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=7217200e-1800-0000-96ad-1e6f740c0000 pid=3188 execve guuid=15efce0e-1800-0000-96ad-1e6f750c0000 pid=3189 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=15efce0e-1800-0000-96ad-1e6f750c0000 pid=3189 execve guuid=f6df6d0f-1800-0000-96ad-1e6f760c0000 pid=3190 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=f6df6d0f-1800-0000-96ad-1e6f760c0000 pid=3190 execve guuid=47476010-1800-0000-96ad-1e6f770c0000 pid=3191 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=47476010-1800-0000-96ad-1e6f770c0000 pid=3191 execve guuid=b8715a11-1800-0000-96ad-1e6f780c0000 pid=3192 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=b8715a11-1800-0000-96ad-1e6f780c0000 pid=3192 execve guuid=7b063112-1800-0000-96ad-1e6f7a0c0000 pid=3194 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=7b063112-1800-0000-96ad-1e6f7a0c0000 pid=3194 execve guuid=bb88e712-1800-0000-96ad-1e6f7b0c0000 pid=3195 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=bb88e712-1800-0000-96ad-1e6f7b0c0000 pid=3195 execve guuid=7f606913-1800-0000-96ad-1e6f7d0c0000 pid=3197 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=7f606913-1800-0000-96ad-1e6f7d0c0000 pid=3197 execve guuid=9a24de13-1800-0000-96ad-1e6f7f0c0000 pid=3199 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=9a24de13-1800-0000-96ad-1e6f7f0c0000 pid=3199 execve guuid=455e4d14-1800-0000-96ad-1e6f820c0000 pid=3202 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=455e4d14-1800-0000-96ad-1e6f820c0000 pid=3202 execve guuid=11bea814-1800-0000-96ad-1e6f840c0000 pid=3204 /usr/bin/cp guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=11bea814-1800-0000-96ad-1e6f840c0000 pid=3204 execve guuid=17ad1d15-1800-0000-96ad-1e6f860c0000 pid=3206 /usr/bin/touch guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=17ad1d15-1800-0000-96ad-1e6f860c0000 pid=3206 execve guuid=44a38515-1800-0000-96ad-1e6f890c0000 pid=3209 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=44a38515-1800-0000-96ad-1e6f890c0000 pid=3209 clone guuid=70298b15-1800-0000-96ad-1e6f8a0c0000 pid=3210 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=70298b15-1800-0000-96ad-1e6f8a0c0000 pid=3210 clone guuid=2e2eab15-1800-0000-96ad-1e6f8b0c0000 pid=3211 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=2e2eab15-1800-0000-96ad-1e6f8b0c0000 pid=3211 clone guuid=d1cab315-1800-0000-96ad-1e6f8c0c0000 pid=3212 /usr/bin/base64 write-file guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=d1cab315-1800-0000-96ad-1e6f8c0c0000 pid=3212 execve guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214 execve guuid=0007051c-1800-0000-96ad-1e6fae0c0000 pid=3246 /usr/bin/rm delete-file guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=0007051c-1800-0000-96ad-1e6fae0c0000 pid=3246 execve guuid=ca0a571c-1800-0000-96ad-1e6faf0c0000 pid=3247 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=ca0a571c-1800-0000-96ad-1e6faf0c0000 pid=3247 clone guuid=0cb35c1c-1800-0000-96ad-1e6fb00c0000 pid=3248 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=0cb35c1c-1800-0000-96ad-1e6fb00c0000 pid=3248 clone guuid=24a0821c-1800-0000-96ad-1e6fb10c0000 pid=3249 /usr/bin/bash guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=24a0821c-1800-0000-96ad-1e6fb10c0000 pid=3249 execve guuid=a59eeb1c-1800-0000-96ad-1e6fb30c0000 pid=3251 /usr/bin/rm guuid=50f45606-1800-0000-96ad-1e6f660c0000 pid=3174->guuid=a59eeb1c-1800-0000-96ad-1e6fb30c0000 pid=3251 execve guuid=74adf716-1800-0000-96ad-1e6f8f0c0000 pid=3215 /usr/bin/bash guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=74adf716-1800-0000-96ad-1e6f8f0c0000 pid=3215 clone guuid=816e0117-1800-0000-96ad-1e6f900c0000 pid=3216 /usr/bin/bash guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=816e0117-1800-0000-96ad-1e6f900c0000 pid=3216 clone guuid=15ad5117-1800-0000-96ad-1e6f920c0000 pid=3218 /usr/bin/ls guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=15ad5117-1800-0000-96ad-1e6f920c0000 pid=3218 execve guuid=1c2adf17-1800-0000-96ad-1e6f940c0000 pid=3220 /usr/bin/cat guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=1c2adf17-1800-0000-96ad-1e6f940c0000 pid=3220 execve guuid=4ced2d18-1800-0000-96ad-1e6f960c0000 pid=3222 /usr/bin/ls guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=4ced2d18-1800-0000-96ad-1e6f960c0000 pid=3222 execve guuid=a5bf9918-1800-0000-96ad-1e6f990c0000 pid=3225 /usr/bin/mkdir guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=a5bf9918-1800-0000-96ad-1e6f990c0000 pid=3225 execve guuid=eb09f518-1800-0000-96ad-1e6f9b0c0000 pid=3227 /usr/bin/mv guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=eb09f518-1800-0000-96ad-1e6f9b0c0000 pid=3227 execve guuid=6ffc5819-1800-0000-96ad-1e6f9d0c0000 pid=3229 /usr/bin/bash guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=6ffc5819-1800-0000-96ad-1e6f9d0c0000 pid=3229 clone guuid=2d556119-1800-0000-96ad-1e6f9e0c0000 pid=3230 /usr/bin/base64 write-file guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=2d556119-1800-0000-96ad-1e6f9e0c0000 pid=3230 execve guuid=af58ab19-1800-0000-96ad-1e6fa00c0000 pid=3232 /usr/bin/rm delete-file guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=af58ab19-1800-0000-96ad-1e6fa00c0000 pid=3232 execve guuid=abefed19-1800-0000-96ad-1e6fa20c0000 pid=3234 /usr/bin/ls guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=abefed19-1800-0000-96ad-1e6fa20c0000 pid=3234 execve guuid=247c561a-1800-0000-96ad-1e6fa30c0000 pid=3235 /usr/bin/bash guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=247c561a-1800-0000-96ad-1e6fa30c0000 pid=3235 clone guuid=2ecf5d1a-1800-0000-96ad-1e6fa40c0000 pid=3236 /usr/bin/base64 write-file guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=2ecf5d1a-1800-0000-96ad-1e6fa40c0000 pid=3236 execve guuid=7b51a51a-1800-0000-96ad-1e6fa50c0000 pid=3237 /usr/bin/ls guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=7b51a51a-1800-0000-96ad-1e6fa50c0000 pid=3237 execve guuid=96c7351b-1800-0000-96ad-1e6fa90c0000 pid=3241 /usr/bin/cat guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=96c7351b-1800-0000-96ad-1e6fa90c0000 pid=3241 execve guuid=3a0d811b-1800-0000-96ad-1e6fab0c0000 pid=3243 /usr/bin/ls guuid=b3f07c16-1800-0000-96ad-1e6f8e0c0000 pid=3214->guuid=3a0d811b-1800-0000-96ad-1e6fab0c0000 pid=3243 execve
Score:
81%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58/
Verdict:
Malicious
Link:
https://tip.neiki.dev/file/8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58
Threat name:
Script-Shell.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2026-03-15 07:44:26 UTC
File Type:
Text (Shell)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=raq3dam3ler6ia7xjxaq5rnfzddupladvvu7ffn37vxiu3nynnma._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
defense_evasion discovery linux
Link:
https://tria.ge/reports/260315-jkxb8sez7m/
Behaviour
Reads runtime system information
Writes file to tmp directory
Deobfuscate/Decode Files or Information
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58

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:SUSP_LNX_Base64_Exec_Apr24
Create hunting rule
Author:Christian Burkard
Description:Detects suspicious base64 encoded shell commands (as seen in Palo Alto CVE-2024-3400 exploitation)
Reference:Internal Research

File information

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

Web download

sh 8821b1819b5923e403f74dc10ec5a5c8c747ac03ad69f295bbfd6e8a6db86b58

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3784565/
  
Delivery method
Distributed via web download

Comments