MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84087e77b6088ef6e3d9a61f088ea5c6b6cb9bf1c7d852df6a12e745ab112c11. 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: 4


Intelligence 4 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84087e77b6088ef6e3d9a61f088ea5c6b6cb9bf1c7d852df6a12e745ab112c11
SHA3-384 hash: ffa729a0b40f7b04ce55754199c0ef66364b4596ef7356a4c96ac3305d8f2f2db98a049ee36a40e33ce212691ebd9847
SHA1 hash: e384dfb395a6de18a727d0eeeb8ed0d38016188c
MD5 hash: 636a85e83c2b54c538b9850924e7035e
humanhash: fifteen-iowa-maryland-high
File name:DHL SHIPMENT NOTIFICATION_PDF.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:390'144 bytes
First seen:2020-04-29 07:40:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:yV4fYY3YYP/CEXf01FAbFVq0lS5lsslvtiZzYnhYtwMTYaO6X1Nb:yV4vH1XM8yYessaZQPYX1Nb
Threatray 1'400 similar samples on MalwareBazaar
TLSH B784BEAC764071EFC82BCD76C9945C24FA10B4BB430BE643A59716AD8A0E5DB9F142F3
Reporter cocaman
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Packed.Nanocore-7758947-0
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-29 06:47:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
29 of 31 (93.55%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qqeh455wbchpny6zuypqrdvfy23mxg7ry7mffx3kcltulkyrfqiq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
emotet
Create hunting rule
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944b633d92799fe6aeefae5de7945b6b0b69020ed669d9d7e68ebd80868771e6
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a2966a3e5a7753ea245a9e5228cf96d631e15a3777a5b2550724bed0f646784a
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a4d6c0a909365bd89fdf812fbb75f92edc06fcd2a9a7b3c6d9b553ffe124858f
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d88b00afe502517f9415ac41667410acfc0bdbd7d74389de73256aafd8f7d5eb
NanoCore
da2e87ff6e505f0e64c3804f5355d693d9fd69e71916812f75bcd43b6cd445ec
NanoCore
+ 1'390 additional samples on MalwareBazaar
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
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.

Malspam

NanoCore

ace 522fde42f4d1698a1043b0d7b66491bb7cd9eb4a45b344c5af5cd4ef515c7387

NanoCore

Executable exe 84087e77b6088ef6e3d9a61f088ea5c6b6cb9bf1c7d852df6a12e745ab112c11

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 522fde42f4d1698a1043b0d7b66491bb7cd9eb4a45b344c5af5cd4ef515c7387

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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