MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 687de7252cdb0aae2bf2fac8f1b35838fb3fcee5c64009455590d8584a5a55a9. 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: 12
| SHA256 hash: | 687de7252cdb0aae2bf2fac8f1b35838fb3fcee5c64009455590d8584a5a55a9 |
|---|---|
| SHA3-384 hash: | 0509e0b0dd785985990c680f095600d84439314602bb1bcbb276018df2e20b86bceb161662771301630462860d125116 |
| SHA1 hash: | a56d80afb260a477e3b25a44539f1114f6301426 |
| MD5 hash: | 6824a93e24a682743cc4997c88b59568 |
| humanhash: | mars-sixteen-charlie-oven |
| File name: | ???OrderAB4410RFQ00106202021.pdf.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 1'454'080 bytes |
| First seen: | 2021-06-23 02:51:22 UTC |
| Last seen: | 2021-06-23 03:42:41 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 24576:E0E0sAZQb3pP+WuLMZsQTwU8gurS5/yAkOqoiz:E3l9zgM8U8gV/yAkDo |
| Threatray | 2'080 similar samples on MalwareBazaar |
| TLSH | 1365BF693F80328ED493CF3AE8240D08EFE475274307C3479567A9DA9B9E456FE909E1 |
| Reporter |  abuse_ch |
| Tags: | exe NanoCore RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 185.19.85.133:7735 | https://threatfox.abuse.ch/ioc/48705/ |
Intelligence
File Origin
# of uploads :
2
# of downloads :
136
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f5b087b2-564f-4e63-9bd6-d6a049dd0a52
Verdict:
Malicious activity
Analysis date:
2021-06-23 02:52:15 UTC
Tags:
rat nanocore trojan
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
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.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
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)
Sigma detected: NanoCore
Sigma detected: Suspicious Double Extension
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 an obfuscated file name to hide its real file extension (double extension)
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Detection:
nanocore
Threat name:
ByteCode-MSIL.Trojan.NanoBot
Status:
Malicious
First seen:
2021-06-23 02:41:41 UTC
AV detection:
15 of 46 (32.61%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
nanocorerat
Similar samples:
+ 2'070 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
:7735
typejimbo.ddns.net:7735
typejimbo.ddns.net:7735
Unpacked files
SH256 hash:
6f4d0d5f57d26b106870c7f46c03b11473938f7fd4709edba510beac9ccd430b
MD5 hash:
c0d5bd0c5767cfcf948c9f47c19eb4d2
SHA1 hash:
b7dcbbdea04d0b6cd89f84fcc173873bbb74273f
SH256 hash:
622d2ff61bdc3771cf3fd812a804ccd91e58a3a1c80c1ea21a1606b16a3b0787
MD5 hash:
8f2b9f697ea3e9f8e459beccbd44fc1d
SHA1 hash:
202c7fa07e2085214530b2fc9c33afe731c0d54f
Detections:
win_nanocore_w0
SH256 hash:
79fe7eef4e4681a291db395f70464b53862bde428aa62a5b08f1186172197af3
MD5 hash:
fcdd792874df7a49799e14afccc2d48e
SHA1 hash:
4009a1a9679b49802d0344034fd9c99311f79c80
SH256 hash:
687de7252cdb0aae2bf2fac8f1b35838fb3fcee5c64009455590d8584a5a55a9
MD5 hash:
6824a93e24a682743cc4997c88b59568
SHA1 hash:
a56d80afb260a477e3b25a44539f1114f6301426
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nanocore
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: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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