MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6
SHA3-384 hash: 2e56552e9c56aea3a3354f09a88d7cf560573e416cf51cc873a53ccefa09e9b15bf6abe153e85b96d1ae5619fc44bced
SHA1 hash: b4127129516d2d3b32db97bdbb667dffaec1c9bc
MD5 hash: bf7060399edb1fdaa34ade7888c1e686
humanhash: lactose-football-bakerloo-mars
File name:bf7060399edb1fdaa34ade7888c1e686.exe
Download: download sample
Signature DarkTortilla
Create hunting rule
File size:1'448'071 bytes
First seen:2023-08-17 18:28:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk
Threatray 55 similar samples on MalwareBazaar
TLSH T1B665E04EFC022F55C331D87B0A8E9A203CAA12BF5F529F1772656987DF805C6B03566B
TrID 91.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.6% (.EXE) Win64 Executable (generic) (10523/12/4)
1.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
0.6% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter abuse_ch
Tags:DarkTortilla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
288
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bf7060399edb1fdaa34ade7888c1e686.exe
Verdict:
Malicious activity
Analysis date:
2023-08-17 18:33:18 UTC
Tags:
evasion
Link:
https://app.any.run/tasks/4633deeb-81a2-4e48-8061-33e06b5b0581

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/443334/
Detection(s):
SecuriteInfo.com.Trojan.Rasftuby.Gen.14.10239.27368.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% directory
Running batch commands
Launching a process
DNS request
Creating a process from a recently created file
Adding an exclusion to Microsoft Defender
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/14bdd4f4-f263-4d09-9b62-255b94c0149c
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1293048
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Drops PE files to the startup folder
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suspicious powershell command line found
Uses netsh to modify the Windows network and firewall settings
Uses nslookup.exe to query domains
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1293048 Sample: fJbH0za4Vh.exe Startdate: 17/08/2023 Architecture: WINDOWS Score: 100 56 Malicious sample detected (through community Yara rule) 2->56 58 Antivirus detection for dropped file 2->58 60 Multi AV Scanner detection for dropped file 2->60 62 Multi AV Scanner detection for submitted file 2->62 9 fJbH0za4Vh.exe 12 2->9         started        process3 file4 44 C:\Users\user\AppData\Local\Temp\7z.exe, PE32 9->44 dropped 46 C:\Users\user\AppData\Local\Temp\7z.dll, PE32 9->46 dropped 12 cmd.exe 2 9->12         started        16 WMIC.exe 9->16         started        process5 file6 48 C:\ProgramData\Microsoft\Windows\...\ratt.exe, PE32 12->48 dropped 70 Suspicious powershell command line found 12->70 72 Drops PE files to the startup folder 12->72 74 Uses nslookup.exe to query domains 12->74 76 Adds a directory exclusion to Windows Defender 12->76 18 cmd.exe 1 12->18         started        21 powershell.exe 7 12->21         started        23 7z.exe 3 12->23         started        26 8 other processes 12->26 signatures7 process8 file9 64 Uses nslookup.exe to query domains 18->64 28 nslookup.exe 1 18->28         started        66 Uses netsh to modify the Windows network and firewall settings 21->66 68 Modifies the windows firewall 21->68 42 C:\Users\user\AppData\Local\Temp\ratt.exe, PE32 23->42 dropped 32 cmd.exe 26->32         started        34 netsh.exe 3 26->34         started        36 WMIC.exe 1 26->36         started        38 4 other processes 26->38 signatures10 process11 dnsIp12 50 resolver1.opendns.com 28->50 52 myip.opendns.com 28->52 54 222.222.67.208.in-addr.arpa 28->54 78 May check the online IP address of the machine 28->78 40 WMIC.exe 32->40         started        signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6/
Threat name:
Win32.Backdoor.QuasarRAT
Create hunting rule
Status:
Malicious
First seen:
2023-08-15 21:03:32 UTC
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=esdqssbu37flpjwarcq3demivrtdsdvwrdvr7cxcsde4ze5vgpta._file
Verdict:
malicious
Similar samples:
1ead164add4a39d1dea816fef36c153347edd9516554db804fd847ebdaad8688
DarkTortilla
2373051514c08af26704de34d18387632b72005f08d2ac2aff4b55666c1e617a
DarkTortilla
3561b1eab2b650f0a714dc2da14bb751e03008a444dcc7dc1293eca7056727a2
DarkTortilla
3594486ee2019ce81554baa4f01ecbbef8d0d392dbf2d4866ac340b3b0623c5c
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446394f68754ec8ef7d4aa622921b8a5fd77b0dbea23a1b39c366d905fac4489
DarkTortilla
80e2f3ab9f85cfd764db0792a05b2a77889457522bb3f6d9b5edfac8321843f8
DarkTortilla
8169cd35ac84069d5e1e101dc22a6e9cb2fcaffa0c357972ad5fbbd5c3d7c8e0
DarkTortilla
a323a9891c15a533b2356c710a9610dcd764931b2122404d1278952d6a2611e1
DarkTortilla
b3232cf26bd9de37e2886331f76a75c0cce821858b71afe574c11ec942def210
DarkTortilla
+ 45 additional samples on MalwareBazaar
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:- evasion spyware trojan upx
Link:
https://tria.ge/reports/230817-w4xtbsdg2w/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
ACProtect 1.3x - 1.4x DLL software
Executes dropped EXE
Loads dropped DLL
UPX packed file
Unexpected DNS network traffic destination
Modifies Windows Firewall
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
94.131.105.161:12344
Unpacked files
SH256 hash:
2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6
MD5 hash:
bf7060399edb1fdaa34ade7888c1e686
SHA1 hash:
b4127129516d2d3b32db97bdbb667dffaec1c9bc
Link:
https://www.unpac.me/results/2bfcfe01-1067-4182-9eee-1fef0d41fd7c/
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/2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants

File information

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

Web download

DarkTortilla

Executable exe 2487094834dfcab7a6c088a1b19188ac66390eb688eb1f8ae290c9cc93b533e6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2693711/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/443334/

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