MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bc9fc8588f7db4618c9a65e672f3ee0e1bc15f4265b727b75c5a22f1d7b54d5. 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 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1bc9fc8588f7db4618c9a65e672f3ee0e1bc15f4265b727b75c5a22f1d7b54d5
SHA3-384 hash: 00dae33012b304fcee22810427be611e594acd7352cfb949290ba248a79cb1d7812c86462af3c723c39306fbfbe0e84f
SHA1 hash: 2b484126a9f2239de3485bb517b6c12a144c1a1f
MD5 hash: 3f2e73870793bf2c359618739bd46d7d
humanhash: floor-salami-six-ten
File name:SecuriteInfo.com.W32.MSIL_Kryptik.DSR.gen.Eldorado.17895
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'610'240 bytes
First seen:2022-09-05 16:26:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'739 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 49152:CBl7s9Cp4wu/OlghWTt2Ruus3lVrguSzlreQ:sl7s9CpRuWlghKt4/sPg1pSQ
TLSH T12B7512CB2359BA72F73F2BF3125AE1C6C2B581D7C401C70A08CD42DD9BB32956A61997
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
534
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
nanocore
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Kryptik.DSR.gen.Eldorado.17895
Verdict:
Malicious activity
Analysis date:
2022-09-05 16:28:17 UTC
Tags:
nanocore
Link:
https://app.any.run/tasks/0d4ebcea-e313-4faa-b192-55d0c98e65c0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/307935/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.DSR.gen.Eldorado.17895.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/631623dd2916aa42940fb8fe/reports/551840d7-8e5f-486d-9b93-772a5cb17200/overview
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c735090c-da41-4ee0-ac56-f4a900315977
Result
Threat name:
Nanocore, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1065226
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Snort IDS alert for network traffic
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Yara detected DarkTortilla Crypter
Yara detected Generic Downloader
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 697752 Sample: SecuriteInfo.com.W32.MSIL_K... Startdate: 05/09/2022 Architecture: WINDOWS Score: 100 54 godisgood1.hopto.org 2->54 72 Snort IDS alert for network traffic 2->72 74 Multi AV Scanner detection for domain / URL 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 11 other signatures 2->78 9 SecuriteInfo.com.W32.MSIL_Kryptik.DSR.gen.Eldorado.17895.exe 15 3 2->9         started        14 bil.exe 14 3 2->14         started        signatures3 process4 dnsIp5 62 www.google.com 142.250.185.132, 443, 49706, 49718 GOOGLEUS United States 9->62 52 SecuriteInfo.com.W...orado.17895.exe.log, ASCII 9->52 dropped 88 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->88 16 cmd.exe 3 9->16         started        20 cmd.exe 1 9->20         started        90 Multi AV Scanner detection for dropped file 14->90 92 Machine Learning detection for dropped file 14->92 94 Writes to foreign memory regions 14->94 96 Injects a PE file into a foreign processes 14->96 22 InstallUtil.exe 14->22         started        file6 signatures7 process8 file9 44 C:\Users\user\AppData\Local\bil.exe, PE32 16->44 dropped 46 C:\Users\user\...\bil.exe:Zone.Identifier, ASCII 16->46 dropped 64 Uses ping.exe to sleep 16->64 24 bil.exe 2 16->24         started        28 PING.EXE 1 16->28         started        30 conhost.exe 16->30         started        32 PING.EXE 1 16->32         started        66 Uses ping.exe to check the status of other devices and networks 20->66 34 reg.exe 1 1 20->34         started        36 PING.EXE 1 20->36         started        38 conhost.exe 20->38         started        48 C:\Users\user\AppData\Roaming\...\run.dat, data 22->48 dropped 50 C:\Users\user\AppData\Roaming\...\dhcpmon.exe, PE32 22->50 dropped 68 Creates multiple autostart registry keys 22->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 22->70 signatures10 process11 dnsIp12 56 www.google.com 24->56 80 Writes to foreign memory regions 24->80 82 Hides that the sample has been downloaded from the Internet (zone.identifier) 24->82 84 Injects a PE file into a foreign processes 24->84 40 InstallUtil.exe 24->40         started        42 InstallUtil.exe 24->42         started        58 192.168.2.1 unknown unknown 28->58 86 Creates multiple autostart registry keys 34->86 60 127.0.0.1 unknown unknown 36->60 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1bc9fc8588f7db4618c9a65e672f3ee0e1bc15f4265b727b75c5a22f1d7b54d5/
Threat name:
ByteCode-MSIL.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-09-05 14:34:58 UTC
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dpe7zbmi67numggjuzpgolz64dq3yfpueznxe63vywrc6hl3ktkq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220905-tx31nabhar/
Behaviour
Creates scheduled task(s)
Runs ping.exe
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
Loads dropped DLL
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
godisgood1.hopto.org:7712
185.225.73.164:7712
Unpacked files
SH256 hash:
1bc9fc8588f7db4618c9a65e672f3ee0e1bc15f4265b727b75c5a22f1d7b54d5
MD5 hash:
3f2e73870793bf2c359618739bd46d7d
SHA1 hash:
2b484126a9f2239de3485bb517b6c12a144c1a1f
Link:
https://www.unpac.me/results/8b4d1430-aa65-4d00-b733-b7ad89df4953/
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1bc9fc8588f7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/1bc9fc8588f7db4618c9a65e672f3ee0e1bc15f4265b727b75c5a22f1d7b54d5

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/307935/

Comments