MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f09fe4ff7fb7cf93540a33de48a8779b207bdb391cf66b616888db58b4ee7b05. 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


RemcosRAT


Vendor detections: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f09fe4ff7fb7cf93540a33de48a8779b207bdb391cf66b616888db58b4ee7b05
SHA3-384 hash: de0b26913c84dc48e17fc8ea599f02efe2f7d0ac8be8f2ac1d3a37beae5464d5ffc31c48ae2cebcc031bdb8a06d5564b
SHA1 hash: c0a429136556c0c796f4fe8ef6aa500251fad065
MD5 hash: e6a75de2d3a6f4a88405122b73477807
humanhash: timing-salami-happy-five
File name:e6a75de2d3a6f4a88405122b73477807.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:795'136 bytes
First seen:2022-04-08 09:48:36 UTC
Last seen:2022-04-08 11:10:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:QX/+wcxzkrU5J2kJL+S7kiIQEAwUsV+4:Qv+wcx/5wkJL+S4rZZV
TLSH T134052300B3A61396E9389FF819A280327375BBA7163ACB2D5C6CA1CD6526F50D403F77
File icon (PE):PE icon
dhash icon 1e9a828c92b28280 (3 x RemcosRAT, 2 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
e6a75de2d3a6f4a88405122b73477807.exe
Verdict:
Malicious activity
Analysis date:
2022-04-08 21:04:45 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/c441a426-c395-4e0d-a931-f134754b4224

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/262069/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.29728.27141.20344.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6250052ebbd90911a296a116/reports/5b6483a4-b383-4f7b-8e79-e5b9bfbd3491/overview
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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7474847c-2088-4ba7-8518-b6bc02419211
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/973109
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit 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
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 605595 Sample: aaL0JwV8W5.exe Startdate: 08/04/2022 Architecture: WINDOWS Score: 100 36 drgeraldvanluven12.zapto.org 136.144.41.101, 2431, 49736 WORLDSTREAMNL Netherlands 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for dropped file 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 7 other signatures 2->44 10 aaL0JwV8W5.exe 3 2->10         started        14 qos.exe 2 2->14         started        signatures3 process4 file5 34 C:\Users\user\AppData\...\aaL0JwV8W5.exe.log, ASCII 10->34 dropped 52 Contains functionalty to change the wallpaper 10->52 54 Contains functionality to steal Chrome passwords or cookies 10->54 56 Contains functionality to inject code into remote processes 10->56 60 2 other signatures 10->60 16 aaL0JwV8W5.exe 4 4 10->16         started        58 Injects a PE file into a foreign processes 14->58 signatures6 process7 file8 28 C:\Users\user\AppData\Roaming\qos.exe, PE32 16->28 dropped 30 C:\Users\user\...\qos.exe:Zone.Identifier, ASCII 16->30 dropped 32 C:\Users\user\AppData\Local\...\install.vbs, data 16->32 dropped 19 wscript.exe 1 16->19         started        process9 process10 21 cmd.exe 1 19->21         started        process11 23 qos.exe 3 21->23         started        26 conhost.exe 21->26         started        signatures12 46 Multi AV Scanner detection for dropped file 23->46 48 Machine Learning detection for dropped file 23->48 50 Injects a PE file into a foreign processes 23->50
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f09fe4ff7fb7cf93540a33de48a8779b207bdb391cf66b616888db58b4ee7b05/
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2022-04-07 17:55:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6cp6j737w7hzgvakgpperkdxtmqhxwzzdt3gwylirdnvrnhopmcq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:cmoney-host persistence rat
Link:
https://tria.ge/reports/220408-ltcejabgd4/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
drgeraldvanluven12.zapto.org:2431
Unpacked files
SH256 hash:
1fff78bb6f65486f55bf9da44d9f1c2eccb036cf146c38db2a503da702588a5a
MD5 hash:
93294429a59340e35f77f12e3b1ef67c
SHA1 hash:
01ea4497cf8154356bd3be5155fc65b84a681e5e
Link:
https://www.unpac.me/results/3943a9f3-3803-43bb-9fbb-ac8bb9b854d6/
SH256 hash:
88c450c8fa182f650e2339fa121f8b7e041f5b65dbeee395266d912a4fbf0fe1
MD5 hash:
88063523ba4fa75f428cc37217bc6f45
SHA1 hash:
c087aa66b62182c35fc6936b06b04a7e5e9ecc4b
Link:
https://www.unpac.me/results/3943a9f3-3803-43bb-9fbb-ac8bb9b854d6/
SH256 hash:
e0d6d41cf0c09e4a5fc85f52e8dd44392395f2977636ea77ea79e2c8104c5b31
MD5 hash:
637fd8c1a1311aec421e3e90b88fc02b
SHA1 hash:
a7ab1d8fab1a0a60ead4acdebb29e17abee00721
Link:
https://www.unpac.me/results/3943a9f3-3803-43bb-9fbb-ac8bb9b854d6/
SH256 hash:
a8660bfd155bdb8acf07fcdebc7b613c5a55405736c278df579b167410a9c5c8
MD5 hash:
b7effcccfaa331ca446f4931a08c5d40
SHA1 hash:
0dfad2e2833539c6cdee9a8f6e9f8573160c6cd0
Link:
https://www.unpac.me/results/3943a9f3-3803-43bb-9fbb-ac8bb9b854d6/
SH256 hash:
f09fe4ff7fb7cf93540a33de48a8779b207bdb391cf66b616888db58b4ee7b05
MD5 hash:
e6a75de2d3a6f4a88405122b73477807
SHA1 hash:
c0a429136556c0c796f4fe8ef6aa500251fad065
Link:
https://www.unpac.me/results/3943a9f3-3803-43bb-9fbb-ac8bb9b854d6/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f09fe4ff7fb7/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/f09fe4ff7fb7cf93540a33de48a8779b207bdb391cf66b616888db58b4ee7b05

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.

Web download

RemcosRAT

Executable exe f09fe4ff7fb7cf93540a33de48a8779b207bdb391cf66b616888db58b4ee7b05

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2135470/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/262069/

Comments