MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 936016b0cd8e890dc141d51d82a8b9d1a21a4bd974687eff64307a2c96ab2b5a. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 936016b0cd8e890dc141d51d82a8b9d1a21a4bd974687eff64307a2c96ab2b5a
SHA3-384 hash: 20c4348e2ada4efef7f217026eacf5eed536837b64237a60e5eaa76ee47276a33c9c7125f73ef24d9ef61b9eb9c86e4a
SHA1 hash: 3cc1e484bb50d281eda3c40a3f865d8a693c6d93
MD5 hash: 19aa6466e7622efd69bbdce5b6e4c3db
humanhash: montana-artist-quiet-foxtrot
File name:windows11-setup_11_17520.exe
Download: download sample
File size:35'782'076 bytes
First seen:2022-04-24 10:05:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5a594319a0d69dbc452e748bcf05892e (21 x ParallaxRAT, 20 x Gh0stRAT, 15 x NetSupport)
ssdeep 393216:9ADI2pKcRFzhEWw8SADI2pKcRFzhEWw8SADI2pKcRFzhEWw8y:9AwwU8SAwwU8SAwwU8y
Threatray 17 similar samples on MalwareBazaar
TLSH T10A7723FBA258603EC46E063245B3927C493B7A5DABCB8C1E57F30C1DCB2646C1E3A655
TrID 59.6% (.EXE) Inno Setup installer (109740/4/30)
22.5% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
5.7% (.EXE) Win64 Executable (generic) (10523/12/4)
3.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
2.4% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 1010101010101010 (1 x RemcosRAT, 1 x CoinMiner.XMRig, 1 x SkuldStealer)
Reporter JAMESWT_WT
Tags:exe roseannmortali-com backspinnews-com

Intelligence

File Origin
# of uploads :
1
# of downloads :
282
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Running batch commands
DNS request
Launching a service
Sending an HTTP GET request
Creating a file in the Windows subdirectories
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Creating a process with a hidden window
Searching for the window
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Moving a file to the %temp% subdirectory
Enabling the 'hidden' option for files in the %temp% directory
Creating a file
Moving a recently created file
Enabling the 'hidden' option for recently created files
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Launching a tool to kill processes
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe expand.exe overlay packed setupapi.dll shell32.dll
Link:
https://www.filescan.io/uploads/6265210da4bde333eed99b74/reports/6f891b63-98f0-44bb-b101-fe27d1f860dd/overview
Result
Verdict:
MALICIOUS
Result
Threat name:
Unknown
Detection:
malicious
Classification:
adwa.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/982034
Signature
Malicious sample detected (through community Yara rule)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Obfuscated command line found
PE file contains section with special chars
Tries to detect virtualization through RDTSC time measurements
Uses cmd line tools excessively to alter registry or file data
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 614518 Sample: windows11-setup_11_17520.exe Startdate: 24/04/2022 Architecture: WINDOWS Score: 76 82 Malicious sample detected (through community Yara rule) 2->82 84 Multi AV Scanner detection for dropped file 2->84 86 PE file contains section with special chars 2->86 10 windows11-setup_11_17520.exe 2 2->10         started        14 wscript.exe 1 2->14         started        16 Windows11InstaIIationAssistant.scr 2->16         started        process3 file4 80 C:\Users\...\windows11-setup_11_17520.tmp, PE32 10->80 dropped 98 Obfuscated command line found 10->98 18 windows11-setup_11_17520.tmp 3 13 10->18         started        22 cmd.exe 1 14->22         started        100 Tries to detect virtualization through RDTSC time measurements 16->100 signatures5 process6 file7 66 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 18->66 dropped 88 Multi AV Scanner detection for dropped file 18->88 24 windows11-setup_11_17520.exe 2 18->24         started        68 C:\Windows\System32\drivers\etc\hosts, ASCII 22->68 dropped 90 Uses cmd line tools excessively to alter registry or file data 22->90 92 Modifies the hosts file 22->92 28 conhost.exe 22->28         started        30 reg.exe 1 22->30         started        32 reg.exe 1 22->32         started        34 8 other processes 22->34 signatures8 process9 file10 78 C:\Users\...\windows11-setup_11_17520.tmp, PE32 24->78 dropped 96 Obfuscated command line found 24->96 36 windows11-setup_11_17520.tmp 5 200 24->36         started        signatures11 process12 file13 70 Windows11InstaIIat...ssistant.scr (copy), PE32 36->70 dropped 72 C:\Users\user\AppData\Local\...\yb.exe (copy), PE32+ 36->72 dropped 74 C:\Users\user\AppData\Local\...\is-TAMAJ.tmp, PE32+ 36->74 dropped 76 6 other files (none is malicious) 36->76 dropped 94 Multi AV Scanner detection for dropped file 36->94 40 cmd.exe 36->40         started        42 cmd.exe 36->42         started        44 taskkill.exe 1 36->44         started        46 2 other processes 36->46 signatures14 process15 process16 48 conhost.exe 40->48         started        50 cmd.exe 40->50         started        52 cmd.exe 40->52         started        54 cmd.exe 40->54         started        56 conhost.exe 42->56         started        58 rp.exe 42->58         started        60 conhost.exe 44->60         started        62 conhost.exe 46->62         started        64 conhost.exe 46->64         started       
Gathering data
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-04-24 10:06:14 UTC
File Type:
PE (Exe)
AV detection:
3 of 42 (7.14%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
ryuk
Create hunting rule
Similar samples:
0cffbd0a9a71d6dc4ccb63dbbfeef735b2c8bf9acdf1409f1cbdeed36ce0faf8
1116037d457d9126f16fc9529a4be482d374047f0e834614ae8292a631ed8aaa
98c261fc578802232657c1bec8befeff60ec897a1aebfd87f0658b9d694bf7f5
9a60ef135297d1863e76696b603f9de38d77b8efa1387b7ab7e89eec5c8f4f43
9f27dace8e848c5957adb0686992fe7ce392cbc7f957116b13935d20e668f91b
a5541460d296b3b3ca23cc1663882122351a08067b3ee608fabb88e38e95e515
caa8ea5f119085a9bc0f33b8f1a0ad80b6d4a9b52050f03f11bc539ebdc88534
d2205532e27cf8ae9dbc0a62fdf3fca598f5fa8f9cc948bec49df54b0b8a8cd6
e4a932eaaec97ff04b018060f31b800dbd9a56ca0ba2bbb300037be3c55ee507
e972045da5186bd0d1b384aeb756fee789855c246080dcef9bd0c0b0f2e228e1
+ 7 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery evasion ransomware spyware stealer trojan
Link:
https://tria.ge/reports/220424-l43z8sdcak/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Interacts with shadow copies
Kills process with taskkill
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Disables use of System Restore points
Drops file in Drivers directory
Executes dropped EXE
Deletes shadow copies
Modifies Windows Defender notification settings
Suspicious use of NtCreateUserProcessOtherParentProcess
UAC bypass
Windows security bypass
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/936016b0cd8e/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/936016b0cd8e890dc141d51d82a8b9d1a21a4bd974687eff64307a2c96ab2b5a

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:pdb2
Create hunting rule

File information

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

Comments