MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 10f9863a0c087a93b465eb4c17e5a006add72acf87747603d2caff4b011f7bd7. 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: 9


Intelligence 9 IOCs 1 YARA 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 10f9863a0c087a93b465eb4c17e5a006add72acf87747603d2caff4b011f7bd7
SHA3-384 hash: fbfdfd49da318202d83d99e2723bced322f45f7e11cf524be6a3b854956946a019d54aff7a5214ac11146c0cd69ad685
SHA1 hash: 74fc26262f3993f17e9197d5d3b0a1823914ba0c
MD5 hash: c5b088a8ef675fa7576197f7faa07b40
humanhash: red-carpet-bluebird-california
File name:c5b088a8ef675fa7576197f7faa07b40.exe
Download: download sample
Signature njrat
Create hunting rule
File size:136'704 bytes
First seen:2021-04-22 07:30:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c76f28adc3f86b4ba395f3066c0671bd (1 x njrat)
ssdeep 3072:NI0YC4NW+e4X2U1fvN7jDARDnxSRgLyIio18WaedeeNNzyOBODYGCTCZ:NDO8+tXpVN0RDnxSRgLyIio18WaedeeO
TLSH 01D35B5F39E188A3E11E5373A57EDBA05072C8527F913323910363994DB2399AF49FE2
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
103.133.105.179:1111

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
103.133.105.179:1111 https://threatfox.abuse.ch/ioc/9473/

Intelligence

File Origin
# of uploads :
1
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Tax Documents or Scanned Documents.doc
Verdict:
Malicious activity
Analysis date:
2021-04-15 19:57:52 UTC
Tags:
ole-embedded generated-doc exploit CVE-2017-11882 trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/7aa72695-914d-4b98-9b24-e27fb1ae48c7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/143593/
Detection(s):
Win.Packed.Razy-7660763-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
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:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/692492
Signature
.NET source code contains potential unpacker
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses dynamic DNS services
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/10f9863a0c087a93b465eb4c17e5a006add72acf87747603d2caff4b011f7bd7/
Threat name:
ByteCode-MSIL.Backdoor.Mokes
Create hunting rule
Status:
Malicious
First seen:
2021-04-17 01:46:00 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cd4ymoqmbb5jhndf5ngbpznaa2w5okwpq52hma6szl7uwai7pplq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/210422-5khlkr8efe/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Zbot
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/10f9863a0c087a93b465eb4c17e5a006add72acf87747603d2caff4b011f7bd7

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
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:Reverse_text_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Reverse text detected

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/143593/

Comments


Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-22 08:00:12 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0018] Process Micro-objective::Terminate Process