MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92f124ea5217f3fe5cbab1c37a961df0437d5a9cbde1af268c60c4b3194b80ed. 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


Ryuk


Vendor detections: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 92f124ea5217f3fe5cbab1c37a961df0437d5a9cbde1af268c60c4b3194b80ed
SHA3-384 hash: a97d91cebf9888733c2c8b677d1475be661083912a6cb5df36fd6119cdc6d3d1506cdef405b8e10356c48ad6a6d40192
SHA1 hash: e62135254b3a51f0180e70a11e4c3ad4a59f81c4
MD5 hash: 1737388ce8b0b5fc2dbc22f5b7352b7c
humanhash: uncle-muppet-crazy-one
File name:92f124ea5217f3fe5cbab1c37a961df0437d5a9cbde1af268c60c4b3194b80ed.bin
Download: download sample
Signature Ryuk
Create hunting rule
File size:361'536 bytes
First seen:2020-10-27 14:03:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e5b44ef262abbb9d728bbe03f8aa847e (2 x Ryuk)
ssdeep 6144:U8fbibd0jPmORU2MB31wwrQv39ifDHOE1uToDZMKLq3aLIfXHu:U8TWUxe2MB3SOQf9hoDZMKLrLA
Threatray 3 similar samples on MalwareBazaar
TLSH 7D7423EDB20D44E0D66503F5859E73A9BBECEA184B02C0D349FB3C9A85B540F99C497B
Reporter Arkbird_SOLG
Tags:Obsidium packed Ransomware Ryuk


Avatar
ArkbirdDevil
Extension -> .aapp

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'882
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/79947/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for analyzing tools
Searching for the window
Sending a UDP request
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/513712
Signature
Found potential dummy code loops (likely to delay analysis)
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file has nameless sections
Tries to detect sandboxes and other dynamic analysis tools (window names)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/92f124ea5217f3fe5cbab1c37a961df0437d5a9cbde1af268c60c4b3194b80ed/
Threat name:
Win32.Ransomware.Ryuk
Create hunting rule
Status:
Malicious
First seen:
2020-09-25 15:27:00 UTC
File Type:
PE (Exe)
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=slysj2ssc7z74xf2whbxvfq56bbx2wu4xxq26jummdclggklqdwq._file
Verdict:
unknown
Similar samples:
53fd929034ec71904be8ef06d4c42f2467997f16364431cb3e46a24d82bdaf6f
Ryuk
5b1f242aee0eabd4dffea0fe5f08aba60abf7c8d1e4f7fc7357af7f20ccd0204
Ryuk
7860832a25f403c43865c00bd072fa58b2da66bc81152eec30582ad0a72932e6
Ryuk
Result
Malware family:
ryuk
Create hunting rule
Score:
  10/10
Tags:
family:ryuk discovery ransomware spyware
Link:
https://tria.ge/reports/201027-x88gy8282x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates connected drives
Drops desktop.ini file(s)
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Ryuk
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ryuk
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/92f124ea5217f3fe5cbab1c37a961df0437d5a9cbde1af268c60c4b3194b80ed

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:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/79947/

Comments