MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ace3a764ec8da4bfed78cbbf5d6facb8612178967feb186ef1f6a32f4cf85fce. 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


njrat


Vendor detections: 4


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

SHA256 hash: ace3a764ec8da4bfed78cbbf5d6facb8612178967feb186ef1f6a32f4cf85fce
SHA3-384 hash: 8eaaff9d51a11c7246ec42accc8f050625f30cc63b8d15c028c4d05b8764abd4bf871fd95fd27bd0f248500bce975e40
SHA1 hash: b43054fdad6f340963086f025c423b4d802a150b
MD5 hash: 1b8ea7e30bf66c89d5260ee521560dfd
humanhash: winner-sink-four-pennsylvania
File name:IBCITITMMXXX103CHRE00702H000001.xlsm
Download: download sample
Signature njrat
Create hunting rule
File size:142'747 bytes
First seen:2020-07-05 16:05:33 UTC
Last seen:2020-07-05 16:44:17 UTC
File type:Excel file xlsm
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 3072:Vus75/5BOG4kgGkmlWADTvu4+P697QV/P3v/Oh06aASJ:Vusl/qGNJkmMGu697QV/Pf2m6aASJ
TLSH 5DD3F182B35AF0CFE5D287B1A083A7EB33D596989D05C956A043F27C2D74C232F16E95
Reporter abuse_ch
Tags:NjRAT RAT xlsm


Avatar
abuse_ch
Malspam distributing njrat:

HELO: correo.cajamar.com
Sending IP: 62.201.4.99
From: Noureddine Ballout <nballout@creditl.com>
Subject: FW:Swift_IBCITITMMXXX103CHRE00702H000001
Attachment: IBCITITMMXXX103CHRE00702H000001.xlsm

NjRAT payload URL:
http://hasteemart.com/IBCITITMMXXX103CHRE00702H000001.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
135
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.AutoTriggerEvilMrFantasy.20200705.UNOFFICIAL
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Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ace3a764ec8da4bfed78cbbf5d6facb8612178967feb186ef1f6a32f4cf85fce/
Threat name:
Win32.Trojan.Powload
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Status:
Malicious
First seen:
2020-07-05 13:13:34 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vtr2ozhmrwsl73lyzo7v235mxbqsc6ewp7vrq3xr62rs6thyl7ha._file
Result
Malware family:
njrat
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Score:
  10/10
Tags:
evasion persistence trojan family:njrat
Link:
https://tria.ge/reports/200705-62p4ng64vs/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Suspicious use of SetThreadContext
Modifies service
Adds Run entry to start application
Drops startup file
Loads dropped DLL
Blacklisted process makes network request
Executes dropped EXE
Modifies Windows Firewall
Process spawned unexpected child process
njRAT/Bladabindi
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:CN_disclosed_20180208_c
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Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:Njrat
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Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:SharedStrings
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Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter
Description:Identify njRat

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

njrat

Excel file xlsm ace3a764ec8da4bfed78cbbf5d6facb8612178967feb186ef1f6a32f4cf85fce

(this sample)

njrat

Executable exe 7721280dd1b071f1d61b5db72d4765395673dd55a4a8e4fd59c2ee8b42548aad

  
URLhaus
https://urlhaus.abuse.ch/url/407969/
  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7721280dd1b071f1d61b5db72d4765395673dd55a4a8e4fd59c2ee8b42548aad
  
Dropping
MD5 2b4810b156c5265143b96dfebd78ab8d

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