MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80b5832b3cfb5142bfa2d3a34c0c8e5b77ec519aee7d6e0361b750df17057d7c. 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: 12


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

SHA256 hash: 80b5832b3cfb5142bfa2d3a34c0c8e5b77ec519aee7d6e0361b750df17057d7c
SHA3-384 hash: 05501839ddbc7a8f06caf42f9885694b9586a9824beb5e31de7f9ef86bbcc1fdb62b515ff87468e84f689fcf662c43c7
SHA1 hash: ddb8811a5c89f184581a0971774c1b545a935ad3
MD5 hash: 0c610658d686738157bb880ed391c16d
humanhash: floor-wisconsin-pennsylvania-florida
File name:PI#EB08122021.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'095'168 bytes
First seen:2021-12-08 06:40:26 UTC
Last seen:2021-12-08 14:10:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'477 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:Yj5SjFQXiRoarr7Y/LWliBjBJAMXCEHqrWZK1ozlncLPVJWRSjI:9FQyRz/7Y/LWMxBJ5yEHCWetA
Threatray 1'483 similar samples on MalwareBazaar
TLSH T1D83522056298AF14DDEDA3B5B5F782030776A99C4D02F73D298031B99DA2B0ECF67162
Reporter cocaman
Tags:exe INVOICE RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PI#EB08122021.exe
Verdict:
Malicious activity
Analysis date:
2021-12-08 06:44:08 UTC
Tags:
rat remcos keylogger stealer
Link:
https://app.any.run/tasks/c75b3812-fd9b-4460-9286-6d66a703a546

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/212352/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a file in the %temp% directory
Running batch commands
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61b053814d8e6f3a5e18d4b2/reports/25644b36-0051-4e9a-a54c-e7b89882d73d/overview
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/49826a80-357c-4a44-9a57-a3599d5c1a9f
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/903647
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to inject code into remote processes
Contains functionality to register a low level keyboard hook
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
Detected Remcos RAT
Injects files into Windows application
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: Suspicius Add Task From User AppData Temp
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 536125 Sample: PI#EB08122021.exe Startdate: 08/12/2021 Architecture: WINDOWS Score: 100 64 79.134.225.119, 2404, 49741, 49742 FINK-TELECOM-SERVICESCH Switzerland 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 Multi AV Scanner detection for dropped file 2->68 70 Multi AV Scanner detection for submitted file 2->70 72 9 other signatures 2->72 12 PI#EB08122021.exe 7 2->12         started        16 notepad.exe 2->16         started        signatures3 process4 file5 58 C:\Users\user\AppData\Roaming\hVbxadF.exe, PE32 12->58 dropped 60 C:\Users\user\AppData\Local\...\tmp9A38.tmp, XML 12->60 dropped 62 C:\Users\user\...\PI#EB08122021.exe.log, ASCII 12->62 dropped 80 Contains functionalty to change the wallpaper 12->80 82 Contains functionality to steal Chrome passwords or cookies 12->82 84 Contains functionality to inject code into remote processes 12->84 88 5 other signatures 12->88 18 PI#EB08122021.exe 12->18         started        21 powershell.exe 22 12->21         started        23 powershell.exe 25 12->23         started        25 2 other processes 12->25 86 Injects files into Windows application 16->86 signatures6 process7 file8 52 C:\Users\user\AppData\Roaming\...\notepad.exe, PE32 18->52 dropped 54 C:\Users\user\...\notepad.exe:Zone.Identifier, ASCII 18->54 dropped 56 C:\Users\user\AppData\Local\...\install.vbs, data 18->56 dropped 27 wscript.exe 18->27         started        29 conhost.exe 21->29         started        31 conhost.exe 23->31         started        33 conhost.exe 25->33         started        process9 process10 35 cmd.exe 27->35         started        process11 37 notepad.exe 35->37         started        40 conhost.exe 35->40         started        signatures12 74 Multi AV Scanner detection for dropped file 37->74 76 Adds a directory exclusion to Windows Defender 37->76 78 Injects files into Windows application 37->78 42 powershell.exe 37->42         started        44 powershell.exe 37->44         started        46 schtasks.exe 37->46         started        process13 process14 48 conhost.exe 42->48         started        50 conhost.exe 44->50         started       
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/80b5832b3cfb5142bfa2d3a34c0c8e5b77ec519aee7d6e0361b750df17057d7c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-08 06:41:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
22 of 27 (81.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qc2ygkz47niufp5c2oruydeoln36yum25z6w4a3bw5in6fyfpv6a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
18f51c19c22914e634d9cfcd86018e676e91d1c4a9293c247a3c9da84dce3f60
RemcosRAT
1fbca7154111316e9d34ac02beb2377d20ca8426cc83669c89313a4a83358503
RemcosRAT
6862cf51b5546665e90e27a0a188ea8c468097f86b8b5d68fa0521f4cd3a9550
RemcosRAT
7a25e7868a967540a3dc4c8fa89f07444c4b714c4d2f3add235a7f0c33099c57
RemcosRAT
7c491171fbe25c5f47f560db3a857cfc716d0c4733466ac08660e8a8be9bc8cd
RemcosRAT
8d99a854713aa68aafd4d6bc5d3b37677e1f1bdd65b0fc8ac459100541ee0415
RemcosRAT
ef6a74a99e6f3945eda8bd082a0adbcc2df584aff03838ed1b5face974a4a6b7
RemcosRAT
+ 1'473 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection persistence rat spyware stealer upx
Link:
https://tria.ge/reports/211208-hfrqhsbbh8/
Behaviour
Creates scheduled task(s)
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
Accesses Microsoft Outlook accounts
Adds Run key to start application
Reads user/profile data of web browsers
Executes dropped EXE
UPX packed file
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
79.134.225.119:2404
Unpacked files
SH256 hash:
2851e724554055c2a1980a4453a9ccea21f6a2d838732245a1d082f6d471bd44
MD5 hash:
41c9f3457cb216e404f10c3306f625a2
SHA1 hash:
063ee0960f2fd5b4194cb84cd16ffc45233e1373
Detections:
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/6d3cc95f-6eeb-41ec-931e-742f3c13adaa/
SH256 hash:
992515591da291a7b8da8d28f4b39366b23e6cea976ea894606f0f34f2321316
MD5 hash:
03f5fee92430a8cce32d0269b5a874ff
SHA1 hash:
f60c255a41312397a3d2dcc5a7bd1c1e58d4df37
Link:
https://www.unpac.me/results/6d3cc95f-6eeb-41ec-931e-742f3c13adaa/
SH256 hash:
9cd82dba6c55d901ac7d7007b7a04a30146ad7c297400d44f9d96b90c5ca25d4
MD5 hash:
d9477c36da677507cd33c6eef325d694
SHA1 hash:
330dc88b5041ca9edf57542f5a30c37eef6f11b1
Link:
https://www.unpac.me/results/6d3cc95f-6eeb-41ec-931e-742f3c13adaa/
SH256 hash:
80b5832b3cfb5142bfa2d3a34c0c8e5b77ec519aee7d6e0361b750df17057d7c
MD5 hash:
0c610658d686738157bb880ed391c16d
SHA1 hash:
ddb8811a5c89f184581a0971774c1b545a935ad3
Link:
https://www.unpac.me/results/6d3cc95f-6eeb-41ec-931e-742f3c13adaa/
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/80b5832b3cfb5142bfa2d3a34c0c8e5b77ec519aee7d6e0361b750df17057d7c

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.

Malspam

RemcosRAT

rar 0d363808a71a057ba514d74dfd560c44040ae793b84203b251a893c136ba01ba

RemcosRAT

Executable exe 80b5832b3cfb5142bfa2d3a34c0c8e5b77ec519aee7d6e0361b750df17057d7c

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 0d363808a71a057ba514d74dfd560c44040ae793b84203b251a893c136ba01ba
Cape
Cape
https://www.capesandbox.com/analysis/212352/

Comments