MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718
SHA3-384 hash: 37bb70fc4f4850ba09c2c6a057cc79ff5b3aa84620b8d0247ee9e173d93c0defdcbd98ee5dce0b13f31ff86f1c6d20c0
SHA1 hash: a9cdf34d1b799c45f3426bcb67c68a5df98e1fe3
MD5 hash: ec4b0cf18d08d04ab626f1c673404f9e
humanhash: lima-florida-batman-bacon
File name:ec4b0cf18d08d04ab626f1c673404f9e.exe
Download: download sample
File size:1'238'016 bytes
First seen:2021-02-01 07:49:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash acc384cfc66d33262df1bf4ba30ff02d (26 x CoinMiner.XMRig, 7 x CoinMiner, 5 x Blackmoon)
ssdeep 24576:fB0NWp6nr52LyDXRfJ5dwEztbXCmAUscM7P8g6A7Vpg83atTUHnlr:fBSDnV3XRfJ/emAUscMoCVuw
Threatray 4 similar samples on MalwareBazaar
TLSH 1045239A841325A8F8D02DB215BED9C1534EB5133A843E212D57C9CEB534EE6EBD3E0D
Reporter abuse_ch
Tags:exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/114411/
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Enabling the 'hidden' option for recently created files
Creating a service
Launching a process
Creating a process with a hidden window
Launching a service
Creating a file in the Windows subdirectories
Running batch commands
Creating a window
Adding an access-denied ACE
Sending an HTTP GET request
Deleting a recently created file
Sending a custom TCP request
Connection attempt
Possible injection to a system process
Enabling autorun for a service
Searching for the window
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/595056
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Uses ping.exe to check the status of other devices and networks
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 346564 Sample: XskD3K4ct9.exe Startdate: 01/02/2021 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Antivirus detection for dropped file 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 4 other signatures 2->50 8 XskD3K4ct9.exe 2->8         started        11 svchost.exe 1 2->11         started        14 svchost.exe 2->14         started        16 9 other processes 2->16 process3 dnsIp4 52 Contains functionality to inject code into remote processes 8->52 54 Injects a PE file into a foreign processes 8->54 18 XskD3K4ct9.exe 7 2 8->18         started        38 r.nxxxn.ga 91.208.245.238, 10020 ZNETUS unknown 11->38 40 fuck88.f3322.net 49.234.217.77, 5805 CNNIC-TENCENT-NET-APShenzhenTencentComputerSystemsCompa China 11->40 56 System process connects to network (likely due to code injection or exploit) 11->56 58 Changes security center settings (notifications, updates, antivirus, firewall) 14->58 21 MpCmdRun.exe 1 14->21         started        signatures5 process6 file7 36 C:\ProgramData\Microsoft\...\Remote.hlp, PE32 18->36 dropped 23 cmd.exe 1 18->23         started        25 sc.exe 1 18->25         started        27 conhost.exe 21->27         started        process8 process9 29 PING.EXE 1 23->29         started        32 conhost.exe 23->32         started        34 conhost.exe 25->34         started        dnsIp10 42 127.0.0.1 unknown unknown 29->42
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718/
Threat name:
Win32.Trojan.Graftor
Create hunting rule
Status:
Malicious
First seen:
2021-01-31 06:56:00 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
1b09e1ef7e44680e2fdd5909dbae73c46ad9d4d007f9ef077acfa102a613f908
565621b10b28626d35b7ac211c188dd9be433b477707c9cdbae6391d976c7396
851f2df17ce8673bc0747d4ec64b2904b3749a5e9028acbc65db70613b3e5ad5
d2f8a812a1b9539ac967ff0e0651d4ef6958227d11b0ef502417131c3b0ccce2
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence upx
Link:
https://tria.ge/reports/210201-2w822332q2/
Behaviour
Modifies data under HKEY_USERS
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Sets DLL path for service in the registry
UPX packed file
Unpacked files
SH256 hash:
ee52760f42cdfb2a00eea530ff1611a428a9ee6c70e8e3b15357a5d9c868aee7
MD5 hash:
716195a2f6a5658c0ac883472019f6fe
SHA1 hash:
4ac4d538d6a9847e7dc6b6c23e981ab744004fe5
Link:
https://www.unpac.me/results/9d917caf-1720-4e01-ad9c-8be90d04e3d7/
SH256 hash:
4625af23a4ea14b2e9456ef28917738c76123761a55ae9e899c2242a95159e69
MD5 hash:
c0b3f23440fab238c1915de75f9807c6
SHA1 hash:
12727e2bb0eb2513e5fa3a1d48e6294a1099cb0e
Link:
https://www.unpac.me/results/9d917caf-1720-4e01-ad9c-8be90d04e3d7/
SH256 hash:
1758be8bb271241114035dc2667ab5ccc917198867cb2e4bcfa228ef0ce6d474
MD5 hash:
829254971ffd0e2bdda7cb8ed50fe2a2
SHA1 hash:
b08e124b87aa8155c63edda6dabab8417544947d
Detections:
win_krbanker_auto
Create hunting rule
Link:
https://www.unpac.me/results/9d917caf-1720-4e01-ad9c-8be90d04e3d7/
Parent samples :
565621b10b28626d35b7ac211c188dd9be433b477707c9cdbae6391d976c7396
37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718
a6de4a8a5bd5c31e909b97c8f138ce3ab372b595b7e988757d2ae221dd915dcb
SH256 hash:
9a2ae00d3b6e8ec5fdd876aa891b9f2601af4e244ec3b6d025c96f2cc239d7ae
MD5 hash:
8a52799ec5f7de8987b6fb4c7c808810
SHA1 hash:
690c0f657d15da14975658632df1849a77d8baa4
Link:
https://www.unpac.me/results/9d917caf-1720-4e01-ad9c-8be90d04e3d7/
SH256 hash:
a63e509a9b08f870e5cd023640805fe76e2f8181fe0975814f35b7b04637e99d
MD5 hash:
4955c28da8cbfdb4caf2deb59835704a
SHA1 hash:
3e97a99afccd71dade685216eef02f6df376825a
Link:
https://www.unpac.me/results/9d917caf-1720-4e01-ad9c-8be90d04e3d7/
SH256 hash:
37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718
MD5 hash:
ec4b0cf18d08d04ab626f1c673404f9e
SHA1 hash:
a9cdf34d1b799c45f3426bcb67c68a5df98e1fe3
Link:
https://www.unpac.me/results/9d917caf-1720-4e01-ad9c-8be90d04e3d7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Cryptor
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718

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_Command_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an suspicious ping command execution in an executable
Reference:Internal Research
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:win_krbanker_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

Executable exe 37fafa3f3b9b67b6be7cce080c0f5e13ecfac5e915c0ac513c6cab2bfe311718

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/983292/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/114411/

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