MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78c2b0924dd6cad3cb012cf22f0f41fe0ad17f18d3c40dbcc419016d9aaee1af. 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: 78c2b0924dd6cad3cb012cf22f0f41fe0ad17f18d3c40dbcc419016d9aaee1af
SHA3-384 hash: 526115fa79ea0757870edc630c1b1bc3e86a81a327cdbee89e5d2995638c4142398b0f0321f5eb64dc4115754e6743e5
SHA1 hash: 9447d03c0a76999e73867254bfaa9c5f038f8a33
MD5 hash: 954cc03b14e57c24ad3762ed72b81755
humanhash: bravo-minnesota-bravo-snake
File name:954cc03b14e57c24ad3762ed72b81755.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:971'776 bytes
First seen:2021-06-06 06:55:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:O7aiw2iNg5hWW9GsjwBqeqBfaBuruOLisDd4f+dkhAsgliEhF5245z6Z:N1+fdruOpDdrka2KzA
Threatray 10 similar samples on MalwareBazaar
TLSH F5257BF8B1889EF2D25ECBB3C604988D93E110FF5213C55D5AB9E9C91613BCEDB89442
Reporter abuse_ch
Tags:exe NanoCore RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
397
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
954cc03b14e57c24ad3762ed72b81755.exe
Verdict:
Malicious activity
Analysis date:
2021-06-06 06:57:58 UTC
Tags:
rat nanocore
Link:
https://app.any.run/tasks/6664bd06-6341-4931-9cfe-67771a5d2ab4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164705/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/797649
Signature
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
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
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 430045 Sample: yCdBrRiAN2.exe Startdate: 06/06/2021 Architecture: WINDOWS Score: 100 73 Multi AV Scanner detection for domain / URL 2->73 75 Found malware configuration 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 10 other signatures 2->79 8 yCdBrRiAN2.exe 7 2->8         started        12 dhcpmon.exe 2->12         started        14 dhcpmon.exe 5 2->14         started        16 yCdBrRiAN2.exe 4 2->16         started        process3 file4 61 C:\Users\user\AppData\Roaming\xSdioh.exe, PE32 8->61 dropped 63 C:\Users\user\...\xSdioh.exe:Zone.Identifier, ASCII 8->63 dropped 65 C:\Users\user\AppData\Local\...\tmp2749.tmp, XML 8->65 dropped 67 C:\Users\user\AppData\...\yCdBrRiAN2.exe.log, ASCII 8->67 dropped 83 Uses schtasks.exe or at.exe to add and modify task schedules 8->83 85 Injects a PE file into a foreign processes 8->85 18 yCdBrRiAN2.exe 1 12 8->18         started        23 schtasks.exe 1 8->23         started        25 yCdBrRiAN2.exe 8->25         started        27 schtasks.exe 12->27         started        37 2 other processes 12->37 29 schtasks.exe 14->29         started        31 dhcpmon.exe 14->31         started        33 schtasks.exe 16->33         started        35 yCdBrRiAN2.exe 16->35         started        signatures5 process6 dnsIp7 69 ararat.mangospot.net 185.140.53.216, 49738, 49741, 49742 DAVID_CRAIGGG Sweden 18->69 71 192.168.2.1 unknown unknown 18->71 55 C:\Program Files (x86)\...\dhcpmon.exe, PE32 18->55 dropped 57 C:\Users\user\AppData\Roaming\...\run.dat, Non-ISO 18->57 dropped 59 C:\...\dhcpmon.exe:Zone.Identifier, ASCII 18->59 dropped 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->81 39 schtasks.exe 1 18->39         started        41 schtasks.exe 1 18->41         started        43 conhost.exe 23->43         started        45 conhost.exe 27->45         started        47 conhost.exe 29->47         started        49 conhost.exe 33->49         started        file8 signatures9 process10 process11 51 conhost.exe 39->51         started        53 conhost.exe 41->53         started       
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/78c2b0924dd6cad3cb012cf22f0f41fe0ad17f18d3c40dbcc419016d9aaee1af/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-05 23:43:58 UTC
AV detection:
9 of 29 (31.03%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pdblbesn23fnhsybftzc6d2b7yfnc7yy2pca3pgedeaw3gvo4gxq._file
Verdict:
unknown
Similar samples:
4a340c5e0111836bd3c99096916b97d5cf4de57e58e582a92edec38c1c99e1d9
NanoCore
4dd8941c43c5868e2bbabb63ea7010c914910ee9b5daca0832d4b612dcd5c39b
NanoCore
5170ae5c607e355c2b259da10ccea9fbef57923b7597fa8dc4ba2661324d1af1
NanoCore
58d44b3ab059852da871283c0643f360f050858ed72646ea4fd4186ecbb98617
NanoCore
59b88d9a9cc0b316b6cb94cae1e639933685da63bbbfe6c384acfbc11d430aae
NanoCore
6a1a791a6321192d99d03ed46718a0a96869473461e3575d23d63ecb64cdbf9f
NanoCore
a9e5ca4c9d1c704e5c155444ed5f7519c0c0206c1abe4387a48c1129614f3cf0
NanoCore
b319860458d9f2cf6d8a43e3afa5d71b2a84cf408f2d0e104804ada090abf027
NanoCore
eed8d8948125ae3d1e34c707cc7b9b87e44ece911658e0da573dc691f700bdbf
NanoCore
f17c3df35a88d9aec622d66392147463034718325ce0f5cf457e5cebb190b12d
NanoCore
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210606-k485zgr85a/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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:
ararat.mangospot.net:7747
185.140.53.216:7747
Unpacked files
SH256 hash:
1e7c66f6da06a0ea81371fb98d0e76424a600518b808140279c7ba8e06541ac5
MD5 hash:
8fe0389e4b903545421e42b628186cd2
SHA1 hash:
f6adc3d1a4ac995fad2a49474243d896b0236c2b
Link:
https://www.unpac.me/results/2b8a975d-723c-45d8-a9f1-6714135e8789/
SH256 hash:
78c2b0924dd6cad3cb012cf22f0f41fe0ad17f18d3c40dbcc419016d9aaee1af
MD5 hash:
954cc03b14e57c24ad3762ed72b81755
SHA1 hash:
9447d03c0a76999e73867254bfaa9c5f038f8a33
Link:
https://www.unpac.me/results/2b8a975d-723c-45d8-a9f1-6714135e8789/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/78c2b0924dd6cad3cb012cf22f0f41fe0ad17f18d3c40dbcc419016d9aaee1af

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.

Web download

NanoCore

Executable exe 78c2b0924dd6cad3cb012cf22f0f41fe0ad17f18d3c40dbcc419016d9aaee1af

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1324704/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1323838/
Cape
Cape
https://www.capesandbox.com/analysis/164705/

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