MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f. 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


DarkTortilla


Vendor detections: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f
SHA3-384 hash: 27c92e6ec0da18c3d53875feb8857d05a9e089495a77120a743e4750ff39c6aafb99cd500dc9142a3a3e1cb5f55acae6
SHA1 hash: deeed6bbd2d6de238cca9a318d96288f3faa721b
MD5 hash: 662c66268e02709df95235b3395a9b58
humanhash: yankee-mountain-seventeen-missouri
File name:b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f
Download: download sample
Signature DarkTortilla
Create hunting rule
File size:5'601'280 bytes
First seen:2026-02-18 14:00:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'818 x AgentTesla, 19'741 x Formbook, 12'286 x SnakeKeylogger)
ssdeep 98304:CXH7nwNuAWm3GMvD+dHLRN9AdY3WkYSyCS:C375Nm7r+dRNWRyyZ
Threatray 828 similar samples on MalwareBazaar
TLSH T1BC4623283B814928E97F877854398A816BF1F90FAB25C71D7B9D52DC4C01B4F9326727
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter JAMESWT_WT
Tags:cbzr-98pq1-ydns-eu DarkTortilla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
IT IT
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
Zamwienie-00500262026-LVSPolskaSA.pdf68KB.com
Verdict:
Malicious activity
Analysis date:
2026-02-09 07:54:21 UTC
Tags:
netreactor auto-reg auto-startup loader
Link:
https://app.any.run/tasks/968a1d24-02c0-4342-b8bb-721b68f7d559

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/53721/
Detection(s):
Win.Packed.Basic-10059341-0
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6995c6251ebe863df4852ed0
Tags:
autorun dotnet sage smtp
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated obfuscated vbnet
Link:
https://www.filescan.io/uploads/6995e9a310e80629d4e8e084/reports/58e57512-4f07-44a2-8d02-ae8d4fe2a436/overview
Verdict:
Malicious
Labled as:
Trojan.Mardom.MN.Generic
Link:
https://www.hybrid-analysis.com/sample/b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-02-09T04:07:00Z UTC
Last seen:
2026-02-09T12:30:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f/results?tab=lookup
Malware family:
Quasar RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9576135f-e2cb-49e7-a6b1-4e9f76263242
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f/
Threat name:
Win32.Backdoor.Quasar
Create hunting rule
Status:
Malicious
First seen:
2026-02-09 11:25:35 UTC
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wf6bmbnikzfzo4vcveg3lgadzzykfw5o57ftu6xn5rzsxbyunmxq._file
Verdict:
malicious
Label(s):
quasarrat
Create hunting rule
Similar samples:
16b394d76cf5663a9370672de28ef6016233c3d4415492a731834ef01f1386fe
DarkTortilla
2c03efcf8673a901a4d51f24e3d4f4ed698f9b4782b53a8c254dd1a1a00a2604
DarkTortilla
40c6d95876d7a085020471145c41cd5a16090625919d5de147334a52d24a6f1b
DarkTortilla
53aefcb31cf737d2af9779bea562b358bb08c876bb68fbe5614c1084decb6728
DarkTortilla
error
DarkTortilla
f5238cef954ae8da144e56269c54e11f5861d7e11c7334a632b46e41c9ee65a4
DarkTortilla
+ 818 additional samples on MalwareBazaar
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:welcome discovery execution persistence spyware trojan
Link:
https://tria.ge/reports/260218-t2bf7ses6f/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
.NET Reactor proctector
Executes dropped EXE
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
cbzr-98pq1.ydns.eu:4045
code1.ydns.eu:9302
Unpacked files
SH256 hash:
b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f
MD5 hash:
662c66268e02709df95235b3395a9b58
SHA1 hash:
deeed6bbd2d6de238cca9a318d96288f3faa721b
Link:
https://www.unpac.me/results/69b6bcb7-06ba-4344-8fce-475f0d0fbdb3/
SH256 hash:
b0ed34436b2692757531296110c0ed964e73355d781af1aaa6f6e538cc06dd23
MD5 hash:
2cb79877409a9bb86092810209de4a9f
SHA1 hash:
02113c03091b72921a5b5b22d9145ceed5580b89
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/69b6bcb7-06ba-4344-8fce-475f0d0fbdb3/
Parent samples :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 hash:
0c941d7724568bfda9c9cd6fb0988536448921a66878d89f05843d43786eb9b9
MD5 hash:
feaaf63829fb0c12d3eabf13b3c51ebb
SHA1 hash:
4b49e45f12018bae929b0c66588e332462826cbf
Detections:
QuasarRAT
Create hunting rule
cn_utf8_windows_terminal
Create hunting rule
malware_windows_xrat_quasarrat
Create hunting rule
MAL_QuasarRAT_May19_1
Create hunting rule
win_quasarrat_j2
Create hunting rule
win_quasar_rat_client
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
MALWARE_Win_QuasarStealer
Create hunting rule
Link:
https://www.unpac.me/results/69b6bcb7-06ba-4344-8fce-475f0d0fbdb3/
Parent samples :
b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f
0c941d7724568bfda9c9cd6fb0988536448921a66878d89f05843d43786eb9b9
SH256 hash:
ce6e97f0fceeb68aec45dc7fd84f2ac1c9daec284d52551f852ff42669d883f8
MD5 hash:
1f4a4be8df6bd4a7437b514b45ed8b80
SHA1 hash:
a2c19836919fc00f4f082a345afb6b3f9509a82e
Link:
https://www.unpac.me/results/69b6bcb7-06ba-4344-8fce-475f0d0fbdb3/
SH256 hash:
d477fb4f33c70b76b04f97d8142495a1ea95f56599026758c6bda3497b94f21e
MD5 hash:
10d2d421f3af641a2fa0d01b92cebf20
SHA1 hash:
aeab2fd9ce92bc6690103d984992da1609cfb5fb
Link:
https://www.unpac.me/results/69b6bcb7-06ba-4344-8fce-475f0d0fbdb3/
SH256 hash:
d6b2ceed508ab3117356c177e624fb97b298890c7a15d64c09409cc77d54cdf6
MD5 hash:
bd1a055ca19b8934cbb1eff05b21f321
SHA1 hash:
c1c9e3838e4397cb49d92bfdd6f94254dfd95abc
Link:
https://www.unpac.me/results/69b6bcb7-06ba-4344-8fce-475f0d0fbdb3/
Malware family:
QuasarRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b17c1605a856/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b17c1605a8564b9772a2a90db59803ce70a2dbaeefcb3a7aedec732b87146b2f

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/53721/

Comments