MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b. 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: 10


Intelligence 10 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b
SHA3-384 hash: e50717f19511da30a7053f28095fbaaaa32b70b880180b20a1e5afa0f2e775235621835cc050e9c85054fca1eba31c24
SHA1 hash: bdf0883b2fcec2782237fdccf3b5d47db921ffc8
MD5 hash: fc35d5a91aafeb54cfd3e96d3298bbc6
humanhash: saturn-low-lion-comet
File name:SecuriteInfo.com.Win32.RATX-gen.10862.1353
Download: download sample
Signature njrat
Create hunting rule
File size:9'216 bytes
First seen:2022-10-26 05:43:59 UTC
Last seen:2022-10-27 14:42:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 96:amAZmD5ft6qdgLKHQ7kV+Lgd9ydppn9hh3WNtW1jYcFoNVcz1W4oKYMsLYUa:lR0qaLKw7oagHwp7h8stYcFmVc03KY
Threatray 1'807 similar samples on MalwareBazaar
TLSH T1CC12E701A3D40171EAB243B63C6B9741D735EBAB5807CFB978CC695E3F2258147632E4
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:exe NjRAT

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
85.31.46.67:4432 https://threatfox.abuse.ch/ioc/948821/

Intelligence

File Origin
# of uploads :
3
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.RATX-gen.10862.1353
Verdict:
Malicious activity
Analysis date:
2022-10-26 05:45:42 UTC
Tags:
trojan
Link:
https://app.any.run/tasks/9c474398-ee5a-49b5-82e7-fadbf5e28a42

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/324202/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.10862.1353.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ac601206-2a40-4586-83d7-df3d055e52e7
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1098049
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Encrypted powershell cmdline option found
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 dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Costura Assembly Loader
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 730700 Sample: SecuriteInfo.com.Win32.RATX... Startdate: 26/10/2022 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 6 other signatures 2->50 8 SecuriteInfo.com.Win32.RATX-gen.10862.1353.exe 16 7 2->8         started        13 Rmwlw.exe 14 2 2->13         started        15 Rmwlw.exe 2 2->15         started        17 update.exe 2->17         started        process3 dnsIp4 42 194.180.48.203, 49705, 49764, 49767 LVLT-10753US Germany 8->42 36 C:\Users\user\AppData\Roaming\...\Rmwlw.exe, PE32 8->36 dropped 38 C:\Users\user\...\Rmwlw.exe:Zone.Identifier, ASCII 8->38 dropped 40 SecuriteInfo.com.W....10862.1353.exe.log, ASCII 8->40 dropped 58 Encrypted powershell cmdline option found 8->58 60 Creates multiple autostart registry keys 8->60 62 Injects a PE file into a foreign processes 8->62 19 SecuriteInfo.com.Win32.RATX-gen.10862.1353.exe 2 4 8->19         started        23 powershell.exe 16 8->23         started        64 Multi AV Scanner detection for dropped file 13->64 66 Machine Learning detection for dropped file 13->66 file5 signatures6 process7 file8 34 C:\Users\user\AppData\Roaming\update.exe, PE32 19->34 dropped 52 Creates multiple autostart registry keys 19->52 25 update.exe 14 2 19->25         started        28 attrib.exe 19->28         started        30 conhost.exe 23->30         started        signatures9 process10 signatures11 54 Multi AV Scanner detection for dropped file 25->54 56 Machine Learning detection for dropped file 25->56 32 conhost.exe 28->32         started        process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b/
Threat name:
Win32.Trojan.Scarsi
Create hunting rule
Status:
Malicious
First seen:
2022-10-26 03:17:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qbjvd3b6jbezc7amyitmuo2kkfpkned7rd7xwyk7auhtipij4wnq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
3441e66bd2febee7b35a6268f466b526628cdc2de0abab93b5cbf8a4c239d50a
njrat
39ea311cb6b0131d43cdbc20532029aae7f9239ed3b7e6a46c3c822741e8c655
njrat
3b58425d746d06b145008132053d1f57079cf757eaae75b589b7950f2d95f88a
njrat
3c86727fce52f4c23eeff8eeb9c37d0ba3ff63bf446e6fc4f61c39c201dac9b6
njrat
418b71760c6de41ed293744610e252c7474decd221371ffa449411dde751be46
njrat
b13fbd200b38f02c0278e54483e641a2cfb41acd1a90bed78ac8791d0c1cf5b2
njrat
d60845023b6f4924993a60e60e1db49c5b6cc9ede4e09560d3542dd5f1bee603
njrat
e61195d0d4b897536f0cc090d36140099db443b5b913894d13cd76f7abee36b6
njrat
ffec1862f56857ad722abbcb98be7af86f2cf0763371bcb40273f0d884157c32
njrat
+ 1'797 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:updater persistence trojan
Link:
https://tria.ge/reports/221026-ge513segd5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Drops startup file
Loads dropped DLL
Executes dropped EXE
njRAT/Bladabindi
Malware Config
C2 Extraction:
alexanderhk228.hopto.org:4432
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2574a132-44da-4190-8f2c-d5f162e98c48
Unpacked files
SH256 hash:
805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b
MD5 hash:
fc35d5a91aafeb54cfd3e96d3298bbc6
SHA1 hash:
bdf0883b2fcec2782237fdccf3b5d47db921ffc8
Detections:
PureCrypter_Stage1
Create hunting rule
Link:
https://www.unpac.me/results/0ee5e31b-ce5d-449b-94eb-c4d2b5fcf068/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/805351ec3e48/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b

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.

Malspam

njrat

img ecae8346cebcb3cff10fd572aa657218ac5845f77b6649602611bc7b2bfeb5f6

njrat

Executable exe 805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/324202/
  
Dropped by
SHA256 ecae8346cebcb3cff10fd572aa657218ac5845f77b6649602611bc7b2bfeb5f6
  
Dropped by
MD5 6acac34758a2c32651c7b7e52de8aa51

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