MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78d6a789d8096da45c0561cb428c7d107771d0ac4cd7ba2835bdf065a03c4cbc. 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: 7


Intelligence 7 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 78d6a789d8096da45c0561cb428c7d107771d0ac4cd7ba2835bdf065a03c4cbc
SHA3-384 hash: 94ce1863055596a364ca47c71bd2980d4bbb0756909d1f5f770baf62a63486b4487d35f2a8d8ef1b6fe44f73a5226c04
SHA1 hash: 13e9bd424bbb26ab8b9ff2236dc0e582096defb5
MD5 hash: f73b24ec6504a162fa23b8f94e175e30
humanhash: neptune-friend-kitten-kilo
File name:B?N SAO SWIFT MT103.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'078'272 bytes
First seen:2021-04-29 12:55:31 UTC
Last seen:2021-04-29 14:33:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:02iUGwwcBg3JfbY7mKB4pktVkBuJRGdewt7Z9ZL+Vn0:TGj+cM7mKupykoqdeY9
TLSH 7935CF46FB80A694DC3D93B42936C8344727BD6A69B4951C35CD362B2FF7AA30036793
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore C2:
45.137.22.50:4801

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
45.137.22.50:4801 https://threatfox.abuse.ch/ioc/22202/

Intelligence

File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/146684/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.688-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
UNKNOWN
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:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/702496
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Sigma detected: NanoCore
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/78d6a789d8096da45c0561cb428c7d107771d0ac4cd7ba2835bdf065a03c4cbc/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-04-29 12:58:07 UTC
AV detection:
12 of 29 (41.38%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pdlkpcoybfw2ixafmhfufdd5cb3xdufmjtl3ukbvxxyglib4js6a._file
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210429-jxrrt5r28x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
45.137.22.50:4801
127.0.0.1:4801
Unpacked files
SH256 hash:
11cf5a51e593c007ff4f91294cf505ffd5e425e56387c60d81e6479cc284cc3b
MD5 hash:
73cc3f7e7700e6a54cb5f291dffe5aa1
SHA1 hash:
09174f9fa55c9bac0540efb7a8c682878a32d02d
Link:
https://www.unpac.me/results/2b4733d2-8fa6-4684-8347-b5f68d3f3e41/
SH256 hash:
78d6a789d8096da45c0561cb428c7d107771d0ac4cd7ba2835bdf065a03c4cbc
MD5 hash:
f73b24ec6504a162fa23b8f94e175e30
SHA1 hash:
13e9bd424bbb26ab8b9ff2236dc0e582096defb5
Link:
https://www.unpac.me/results/2b4733d2-8fa6-4684-8347-b5f68d3f3e41/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/78d6a789d8096da45c0561cb428c7d107771d0ac4cd7ba2835bdf065a03c4cbc

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:ach_NanoCore
Create hunting rule
Author:abuse.ch
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:nanocore_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Nanocore_RAT_Feb18_1
Create hunting rule
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
Create hunting rule
Author:Florian Roth
Description:Detetcs the Nanocore RAT
Reference:https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Rule name:win_nanocore_w0
Create hunting rule
Author: Kevin Breen <kevin@techanarchy.net>

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/146684/

Comments