MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1095c007bb641be5c286e491a4f4ced026984a7767f930ee09c4d2995b5a76f2. 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


NanoCore


Vendor detections: 11


Intelligence 11 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1095c007bb641be5c286e491a4f4ced026984a7767f930ee09c4d2995b5a76f2
SHA3-384 hash: 88b0b063fd14b87ed2f84ce3f059f29c8d9d871184c83ace8464354aa7212aea4fc4faa43f5d0d64561340241c4e11de
SHA1 hash: a4da82c80558b21b3f9de9579796ee84425169fb
MD5 hash: 599a9eae08cc32bd566f793e0dbbff5a
humanhash: india-magazine-seventeen-alaska
File name:599a9eae08cc32bd566f793e0dbbff5a.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:658'944 bytes
First seen:2022-04-04 07:31:36 UTC
Last seen:2022-04-04 08:45:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:hE+winZ8RFFh3YzT+iVU8FT35zheAQKlED44k2+4lJP2Z:YA8b3YzT+iVt35YQEDm4nP
Threatray 3'900 similar samples on MalwareBazaar
TLSH T12CE40156B2E48A26ED6917B94473D9F483B3BE25AA33C30F2DD22C7B3CA33404555B46
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore C2:
79.134.225.76:1515

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
79.134.225.76:1515 https://threatfox.abuse.ch/ioc/488463/

Intelligence

File Origin
# of uploads :
2
# of downloads :
328
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/260379/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1273.8281.18395.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Creating a process from a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware obfuscated packed powershell replace.exe
Link:
https://www.filescan.io/uploads/624a9ef2db9ca5cf84199407/reports/e8e63e16-d7f9-4255-b238-6f47f83b42d6/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bca336bf-f382-4c6e-8349-9826b74c9f69
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/969781
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Detected Nanocore Rat
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 602269 Sample: XlKBNXlamh.exe Startdate: 04/04/2022 Architecture: WINDOWS Score: 100 51 boboz.ddns.net 2->51 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Multi AV Scanner detection for dropped file 2->61 63 11 other signatures 2->63 8 XlKBNXlamh.exe 7 2->8         started        12 dhcpmon.exe 2->12         started        signatures3 process4 file5 37 C:\Users\user\AppData\Roaming\IsJdITQD.exe, PE32 8->37 dropped 39 C:\Users\...\IsJdITQD.exe:Zone.Identifier, ASCII 8->39 dropped 41 C:\Users\user\AppData\Local\...\tmpF322.tmp, XML 8->41 dropped 43 C:\Users\user\AppData\...\XlKBNXlamh.exe.log, ASCII 8->43 dropped 65 Uses schtasks.exe or at.exe to add and modify task schedules 8->65 67 Adds a directory exclusion to Windows Defender 8->67 69 Injects a PE file into a foreign processes 8->69 14 XlKBNXlamh.exe 8->14         started        19 powershell.exe 24 8->19         started        21 powershell.exe 25 8->21         started        23 schtasks.exe 8->23         started        25 schtasks.exe 12->25         started        27 dhcpmon.exe 12->27         started        signatures6 process7 dnsIp8 53 boboz.ddns.net 79.134.225.76, 1515, 49767, 49769 FINK-TELECOM-SERVICESCH Switzerland 14->53 45 C:\Program Files (x86)\...\dhcpmon.exe, PE32 14->45 dropped 47 C:\Users\user\AppData\Roaming\...\run.dat, International 14->47 dropped 49 C:\...\dhcpmon.exe:Zone.Identifier, ASCII 14->49 dropped 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->55 29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        33 conhost.exe 23->33         started        35 conhost.exe 25->35         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1095c007bb641be5c286e491a4f4ced026984a7767f930ee09c4d2995b5a76f2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-04 07:32:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
26 of 42 (61.90%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cck4ab53mqn6lqug4si2j5go2atjqstxm74tb3qjytjjsw22o3za._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
1bc8d97f5be4fd72080fbec129ecb6ab776fd894993a7ffb7ab84ceaf26e2099
NanoCore
4f7da7d6fb331a8098d4ce354690ffc64d8f0225307b406e722548109e669d4d
NanoCore
573b1dd9da735c7ca71132db9e6e8cb9fb5c8293b2f185d10b877ed33a203e2f
NanoCore
646e7dd2bba008392792aa442f895d5747a1bdc0fa4531fb405e28518b9f9e8b
NanoCore
8f4007f0c6f570327d5026756b4a48c8a776a6a9516b28a83913307d3db760f7
NanoCore
+ 3'890 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220404-jcykbsggak/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Checks computer location settings
Unexpected DNS network traffic destination
NanoCore
suricata: ET MALWARE Possible NanoCore C2 60B
Malware Config
C2 Extraction:
boboz.ddns.net:1515
127.0.0.1:1515
Unpacked files
SH256 hash:
1095c007bb641be5c286e491a4f4ced026984a7767f930ee09c4d2995b5a76f2
MD5 hash:
599a9eae08cc32bd566f793e0dbbff5a
SHA1 hash:
a4da82c80558b21b3f9de9579796ee84425169fb
Link:
https://www.unpac.me/results/d2c39bea-0c09-4a2c-86fe-47be0c8a2b4a/
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/1095c007bb64/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/1095c007bb641be5c286e491a4f4ced026984a7767f930ee09c4d2995b5a76f2

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/260379/

Comments