MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df76b66e92d2d5f0b35e9d8b67a65f2e967ac7502013496e9e241ef510ffad29. 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: 12


Intelligence 12 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df76b66e92d2d5f0b35e9d8b67a65f2e967ac7502013496e9e241ef510ffad29
SHA3-384 hash: 9a3f2823be920f29d120c95681a6c9fd42095db90db55488f417723b46da20322cce99440162acea5b9491a5ccb5029a
SHA1 hash: 1adf64271ddf24d326c1bc160d5070bc991b4021
MD5 hash: aa93d1d3cfa1ecf60082ceda795985ab
humanhash: berlin-football-kansas-edward
File name:aa93d1d3cfa1ecf60082ceda795985ab.exe
Download: download sample
Signature njrat
Create hunting rule
File size:761'856 bytes
First seen:2021-08-28 16:05:43 UTC
Last seen:2021-08-28 17:18:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:MwpS8dnIxjwclTapkjXuUALG3u/7LimWQHtJu0qqvxqNzoDvjsQjWLad:Mkjtcl2wG5
Threatray 149 similar samples on MalwareBazaar
TLSH T178F4F7242DFB501DF3B3AEB95FD8B8EF896EF673270A24A9206103464722D41DD91739
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
119.67.47.60:8080

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
119.67.47.60:8080 https://threatfox.abuse.ch/ioc/201622/

Intelligence

File Origin
# of uploads :
2
# of downloads :
486
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
aa93d1d3cfa1ecf60082ceda795985ab.exe
Verdict:
No threats detected
Analysis date:
2021-08-28 16:06:27 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/dc3e5ff2-989b-406d-9289-4f5fc7aa531e

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/183063/
Detection(s):
SecuriteInfo.com.Generic.MSIL.Bladabindi.59C4E7B8.23744.28495.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a window
Searching for the window
Sending a custom TCP request
Sending a UDP request
Enabling the 'hidden' option for files in the %temp% directory
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Using the Windows Management Instrumentation requests
Deleting a recently created file
Launching the process to change network settings
Launching cmd.exe command interpreter
Launching a process
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching the process to change the firewall settings
Creating a file in the mass storage device
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices by creating the autorun.inf autorun file
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b9be250a-d98a-429e-885b-eb924054d057
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
94 / 100
Link:
https://www.joesandbox.com/analysis/840778
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to log keystrokes (.Net Source)
Creates autorun.inf (USB autostart)
Creates autostart registry keys with suspicious names
Detected njRat
Drops PE files to the startup folder
Drops PE files with benign system names
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Sigma detected: Drops fake system file at system root drive
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses dynamic DNS services
Uses netsh to modify the Windows network and firewall settings
Uses ping.exe to check the status of other devices and networks
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 473209 Sample: OlqEbWmiBN.exe Startdate: 28/08/2021 Architecture: WINDOWS Score: 94 98 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->98 100 Found malware configuration 2->100 102 Malicious sample detected (through community Yara rule) 2->102 104 19 other signatures 2->104 9 OlqEbWmiBN.exe 6 2->9         started        12 Java Update Scheduler.exe 2->12         started        16 svchost.exe 2->16         started        18 13 other processes 2->18 process3 dnsIp4 82 C:\Users\user\AppData\Local\...\sqls327.exe, PE32 9->82 dropped 84 C:\Users\user\AppData\...\OlqEbWmiBN.exe.log, ASCII 9->84 dropped 86 C:\Users\user\AppData\Local\...\drivEn327.exe, PE32 9->86 dropped 20 sqls327.exe 1 5 9->20         started        24 drivEn327.exe 14 39 9->24         started        94 hadesfirst.ddns.net 12->94 88 C:\...\ac1301b9b133e3be40f0e6bf4bb5ded8.exe, PE32 12->88 dropped 118 Protects its processes via BreakOnTermination flag 12->118 120 Creates autostart registry keys with suspicious names 12->120 26 cmd.exe 12->26         started        28 netsh.exe 12->28         started        30 netsh.exe 12->30         started        122 Changes security center settings (notifications, updates, antivirus, firewall) 16->122 32 MpCmdRun.exe 16->32         started        96 127.0.0.1 unknown unknown 18->96 file5 signatures6 process7 file8 72 C:\Users\user\...\Java Update Scheduler.exe, PE32 20->72 dropped 110 Antivirus detection for dropped file 20->110 112 Multi AV Scanner detection for dropped file 20->112 114 Machine Learning detection for dropped file 20->114 34 Java Update Scheduler.exe 2 10 20->34         started        74 C:\Users\user\AppData\Local\...\nsDialogs.dll, PE32 24->74 dropped 76 C:\Users\user\AppData\Local\...\System.dll, PE32 24->76 dropped 78 C:\Program Files (x86)78o-IP\ducservice.exe, PE32 24->78 dropped 80 3 other files (none is malicious) 24->80 dropped 39 DUC40.exe 15 19 24->39         started        41 DUC40.exe 24->41         started        43 conhost.exe 26->43         started        45 PING.EXE 26->45         started        47 conhost.exe 28->47         started        49 conhost.exe 30->49         started        51 conhost.exe 32->51         started        signatures9 process10 dnsIp11 90 hadesfirst.ddns.net 119.67.47.60, 49706, 49717, 49719 POWERVIS-AS-KRLGPOWERCOMMKR Korea Republic of 34->90 68 C:\svchost.exe, PE32 34->68 dropped 70 C:\autorun.inf, Microsoft 34->70 dropped 106 Protects its processes via BreakOnTermination flag 34->106 108 Creates autorun.inf (USB autostart) 34->108 53 cmd.exe 34->53         started        56 netsh.exe 1 3 34->56         started        58 netsh.exe 34->58         started        92 dynupdate.noip.com 158.247.7.204, 49712, 80 NOIP-VITALUS United States 39->92 file12 signatures13 process14 signatures15 116 Uses ping.exe to check the status of other devices and networks 53->116 60 conhost.exe 53->60         started        62 PING.EXE 53->62         started        64 conhost.exe 56->64         started        66 conhost.exe 58->66         started        process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df76b66e92d2d5f0b35e9d8b67a65f2e967ac7502013496e9e241ef510ffad29/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-08-26 06:47:00 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=353lm3us2lk7bm26twfwpjs7f2lhvr2qeajus3u6eqppkeh7vuuq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
1292e5a45426d40909dc8199da5fc6346a4b8a652baff6bacee9e64bb253f16c
njrat
22624e441ebb33943e4c72b4f4c3b625b0f7ec3d8b2afada33a92771144b0373
njrat
2a22805bbe73a869fc9240d722d6cfb22c582683918103bda90f3a321756c44d
njrat
329c2259d6015d98464322b873b783d18da6ac1a13d7ec40d1de9f143659b1bb
njrat
6cb0c6c55411375878184fba0feeee93c99c7f184818449e548ef875486ec38a
njrat
a43c0d39f01808746f82c041edad38edbb89334c098311331d3e2733824f6259
njrat
a8f36e203ba22b243837f95a371fbad43ef4162e2cf6f01ab78714fed88e7bb3
njrat
c7b54cc4aa3d4b08652359ddb2e8b0d91ccd6d0a01c7a34eb527fde4f0f44957
njrat
ed34d4eba0bc7d434f32bb9bca0147632592656ddf0c2aa892fbee54b0850ff1
njrat
ffe8dbc4f815fe713c790a19b5122c79d1de9c817f10edf7d86ca297175ce439
njrat
+ 139 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked evasion persistence trojan
Link:
https://tria.ge/reports/210828-wyekfed1hn/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Drops autorun.inf file
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
hadesfirst.ddns.net:8080
Unpacked files
SH256 hash:
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a
MD5 hash:
c10e04dd4ad4277d5adc951bb331c777
SHA1 hash:
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43
Link:
https://www.unpac.me/results/6461789f-d439-4fb4-997f-3bbe1433f188/
SH256 hash:
9e8d2672f0c51640d394c6eb440af86fcd89e3bf329fe80fe43cedfe7de2d4e2
MD5 hash:
0d6da028b33314effd4a3f4da3c55257
SHA1 hash:
90a63ea2b84c5da196e61201bfd1ea7940697dd1
Link:
https://www.unpac.me/results/6461789f-d439-4fb4-997f-3bbe1433f188/
SH256 hash:
d93c56d26484dec8153cfa423d978fbba7b1e48d7d97604abf423e7ef0ebfb28
MD5 hash:
373bc9ddbc43306169d6ac5c272c4f55
SHA1 hash:
4154f774ee4eb9a6d4b9274919cf7d1ab68a60e8
Detections:
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/6461789f-d439-4fb4-997f-3bbe1433f188/
SH256 hash:
df76b66e92d2d5f0b35e9d8b67a65f2e967ac7502013496e9e241ef510ffad29
MD5 hash:
aa93d1d3cfa1ecf60082ceda795985ab
SHA1 hash:
1adf64271ddf24d326c1bc160d5070bc991b4021
Link:
https://www.unpac.me/results/6461789f-d439-4fb4-997f-3bbe1433f188/
Malware family:
njRat
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/df76b66e92d2/report/overview.html
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/df76b66e92d2d5f0b35e9d8b67a65f2e967ac7502013496e9e241ef510ffad29

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: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/183063/

Comments