MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00c5cbf50c23fceebe76e18e53699cadf94d345edfba1356f21c1e37205bdc58. 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


Rubeus


Vendor detections: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00c5cbf50c23fceebe76e18e53699cadf94d345edfba1356f21c1e37205bdc58
SHA3-384 hash: b88afa7133185b87d99af24c784cb469ea556a08169a732b9053b9ddf61ad5d0ba30fd16ab2dee05ff2c308feb5ee9d1
SHA1 hash: 424fa0c7f0e5ca34084dcd060b86cf279a4ceab1
MD5 hash: 717fccf1e6081d012f06d24872563529
humanhash: single-paris-zebra-east
File name:KrbRelayUp.exe
Download: download sample
Signature Rubeus
Create hunting rule
File size:347'136 bytes
First seen:2022-08-03 07:31:31 UTC
Last seen:2022-08-03 10:09:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'672 x AgentTesla, 19'494 x Formbook, 12'214 x SnakeKeylogger)
ssdeep 6144:kMv8euxK5yXCyf5Xe1hF+Wqg1/cfDIQzdHJt39rPv0oHBSyz2cZJp:/8euxbyse1DBOf8qz9rlJ
TLSH T1C6746C0817EC4B56E2BF4330E470519641F5F82AF5F6EB5E1E9094AA2F13782D811BBB
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter JAMESWT_WT
Tags:exe Rubeus

Intelligence

File Origin
# of uploads :
2
# of downloads :
297
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
KrbRelayUp.exe
Verdict:
No threats detected
Analysis date:
2022-08-03 08:08:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bb753c04-6dce-4f4d-a2b3-52085292d2df

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/296098/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.15752.864.22393.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file
Searching for the window
DNS request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
cmd.exe greyware
Link:
https://www.filescan.io/uploads/62ea24bf9ca9b9bfcbe6b366/reports/2e797860-af78-4af6-8ca1-4e1eefd87716/overview
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.
Malware family:
Rubeus
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1a2cf881-b9ce-4dd8-a62f-58a5e43547d7
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1045442
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/00c5cbf50c23fceebe76e18e53699cadf94d345edfba1356f21c1e37205bdc58/
Threat name:
ByteCode-MSIL.Hacktool.KrbUpRly
Create hunting rule
Status:
Malicious
First seen:
2022-08-02 20:39:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 25 (80.00%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=adc4x5imep6o5ptw4ghfg2m4vx4u2nc6365bgvxsdqpdoic33rma._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220803-jcyv4ahfbn/
Unpacked files
SH256 hash:
00c5cbf50c23fceebe76e18e53699cadf94d345edfba1356f21c1e37205bdc58
MD5 hash:
717fccf1e6081d012f06d24872563529
SHA1 hash:
424fa0c7f0e5ca34084dcd060b86cf279a4ceab1
Link:
https://www.unpac.me/results/b2ec5c1e-6dc6-4247-8ab6-baec258f8210/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/00c5cbf50c23fceebe76e18e53699cadf94d345edfba1356f21c1e37205bdc58

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
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.

Web download

Rubeus

Executable exe 00c5cbf50c23fceebe76e18e53699cadf94d345edfba1356f21c1e37205bdc58

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/296098/
  
URLhaus
https://urlhaus.abuse.ch/url/2264297/
  
Delivery method
Distributed via web download

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