MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5a7e737607fd28e612389c5412560c653c1528a7c8db75c0d544545cdddaae74. 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: 16
| SHA256 hash: | 5a7e737607fd28e612389c5412560c653c1528a7c8db75c0d544545cdddaae74 |
|---|---|
| SHA3-384 hash: | 57b64e342d9c9baf689aa3fd51231a0627110d5cb56b2f1356c73da1282ebed3b595928790fb19d2e98366108f48bd77 |
| SHA1 hash: | 5bca743350006a5954744a45dc3f7c1e722e27ba |
| MD5 hash: | 22c896deb55df1e5a75efa5fc48cdd67 |
| humanhash: | beryllium-south-ack-fillet |
| File name: | 22c896deb55df1e5a75efa5fc48cdd67.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 478'300 bytes |
| First seen: | 2022-11-25 05:40:20 UTC |
| Last seen: | 2022-11-25 07:33:40 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 0948891225b327211359bb888a03a2f4 (1 x NanoCore) |
| ssdeep | 6144:7dtzxqRz+3eohzGW6qGWdFlnYrkt9/dFTq9ohyNfFEkR0dkqavt/XZ/VD7s:7dtGzxgJnYrkHdA1fik6Oqat/J/97s |
| TLSH | T1AAA48D5AF392E895E016B1F46625EE6210177D78A8208947B6FA371A5D723C3CC36F0F |
| TrID | 42.7% (.EXE) Win32 Executable (generic) (4505/5/1) 19.2% (.EXE) OS/2 Executable (generic) (2029/13) 19.0% (.EXE) Generic Win/DOS Executable (2002/3) 18.9% (.EXE) DOS Executable Generic (2000/1) |
| File icon (PE): |  |
| dhash icon | 45d4c4dcf4c47211 (9 x AsyncRAT, 2 x AgentTesla, 2 x NanoCore) |
| Reporter |  abuse_ch |
| Tags: | exe NanoCore RAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
425
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
nanocore
ID:
1
File name:
22c896deb55df1e5a75efa5fc48cdd67.exe
Verdict:
Malicious activity
Analysis date:
2022-11-25 05:41:31 UTC
Tags:
rat nanocore
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Creating a file in the %AppData% subdirectories
Launching a process
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
greyware nanocore overlay packed packed razy virus
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:
NanoCoreRAT
Verdict:
Malicious
Result
Threat name:
Nanocore
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Drops VBS files to the startup folder
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Sigma detected: NanoCore
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.NanoCore
Status:
Malicious
First seen:
2022-11-22 14:43:20 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
22 of 26 (84.62%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
nanocorerat
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
NanoCore
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
5a7e737607fd28e612389c5412560c653c1528a7c8db75c0d544545cdddaae74
MD5 hash:
22c896deb55df1e5a75efa5fc48cdd67
SHA1 hash:
5bca743350006a5954744a45dc3f7c1e722e27ba
Malware family:
NanoCore
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | pdb_YARAify |
|---|---|
| Author: | @wowabiy314 |
| Description: | PDB |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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