MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e
SHA3-384 hash: c2b41dc5bed5ddc4e53f289f59f9e99e4f7b43c0ddf1f9091f8f5df053527f226916995a4d1738323c4e92fe2976b1d5
SHA1 hash: f122b5169aaf28a0906b16255cb0e4490dcfd62e
MD5 hash: f503da8eee4e7cd822239110b488b08b
humanhash: yankee-uncle-sweet-speaker
File name:file
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:14'848 bytes
First seen:2023-06-07 19:15:42 UTC
Last seen:2023-06-08 10:41:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:N6P1J3MxbGglqBcpnHp//UeUB7Eb2eqJT:N6dkQBcLSB7Eb21t
Threatray 356 similar samples on MalwareBazaar
TLSH T1DE626D62F7D5D637CBAD93356DA312841B34C306BC57EB9A6CA9D00D0E533F819C2A61
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter jstrosch
Tags:.NET exe MSIL RemcosRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
309
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
order_new.docx
Verdict:
Malicious activity
Analysis date:
2023-06-07 13:35:04 UTC
Tags:
opendir exploit cve-2017-11882 loader
Link:
https://app.any.run/tasks/06f39b36-a22c-4ecd-9edd-0e6fc8425666

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/396687/
Detection(s):
SecuriteInfo.com.Malware.PDB-71.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Creating a file
Launching a process
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin obfuscated packed remcos tiny
Link:
https://www.filescan.io/uploads/6480d77667eddaae2d3740bf/reports/ade8e2d3-d651-4f62-89fc-96df164915d4/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e
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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3afe9243-ece9-41d1-974f-7ec332239c70
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1250623
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to modify clipboard data
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Found malware configuration
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
Self deletion via cmd or bat file
Sigma detected: Remcos
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 883650 Sample: file.exe Startdate: 07/06/2023 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus detection for URL or domain 2->39 41 12 other signatures 2->41 7 file.exe 15 5 2->7         started        process3 dnsIp4 33 84.54.50.31, 49721, 80 LVLT-10753US Germany 7->33 25 C:\Users\user\AppData\Roaming\...\YY.exe, PE32+ 7->25 dropped 27 C:\Users\user\AppData\Local\...\file.exe.log, CSV 7->27 dropped 51 Self deletion via cmd or bat file 7->51 12 YY.exe 1 7->12         started        15 cmd.exe 1 7->15         started        file5 signatures6 process7 signatures8 53 Writes to foreign memory regions 12->53 55 Allocates memory in foreign processes 12->55 57 Injects a PE file into a foreign processes 12->57 17 aspnet_compiler.exe 3 14 12->17         started        21 conhost.exe 15->21         started        23 choice.exe 1 15->23         started        process9 dnsIp10 29 pekonomiana.duckdns.org 134.19.179.211, 30491, 49722 GLOBALLAYERNL Netherlands 17->29 31 geoplugin.net 178.237.33.50, 49723, 80 ATOM86-ASATOM86NL Netherlands 17->31 43 Contains functionality to bypass UAC (CMSTPLUA) 17->43 45 Contains functionality to steal Chrome passwords or cookies 17->45 47 Contains functionality to modify clipboard data 17->47 49 2 other signatures 17->49 signatures11
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e/
Threat name:
Win32.Trojan.Tiny
Create hunting rule
Status:
Malicious
First seen:
2023-06-07 15:32:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pb2ncxfbopxedg3jygwczlsow3yvrkgbfbnzx736lgxyic7neupa._file
Verdict:
malicious
Similar samples:
0f1c1a1c87587222d358553c1b9a482e7d9e6a601cdf40e9a0288827311c0650
RemcosRAT
38813d304e6f75adc3b92ba75bdee6b6f000837d26cde3a0a07edb869f1666bd
RemcosRAT
5e6855651930ebb065f7c78c5376822bc0d7ad9a95a244d1dd8d8dbe63bfe237
RemcosRAT
69979d8367699caa15c5ca9a58f0020936540b2e54fbf639ede2454e90133681
RemcosRAT
8fa5ac8d44ea6dceea6a581c52fe4e336be7a60c710c50d405833d2ceed7bcf4
RemcosRAT
a138900364709914db61e57996c69a7a264cca4cc284d4bc77ea30bb650f3dd7
RemcosRAT
bae8da09e4b4ffa3aaa1a518fb7a646a8da2571a3e0be0596b64df26fb4cb18c
RemcosRAT
da468d1348fc563a8c4e0f5e135915c02d9375713d133c20fefe64a7766177d9
RemcosRAT
e1d94beb469be76da4aafd382a153f477ede6e3a1a283b7becf6cffbd131d4df
RemcosRAT
e47ca034c78e942930e24ba0b911f2d5bb826d9259d83d0b0991dd0939f115a0
RemcosRAT
+ 346 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Link:
https://tria.ge/reports/230607-xysg4aeg83/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Deletes itself
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Remcos
Malware Config
C2 Extraction:
pekonomiana.duckdns.org:30491
Unpacked files
SH256 hash:
7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e
MD5 hash:
f503da8eee4e7cd822239110b488b08b
SHA1 hash:
f122b5169aaf28a0906b16255cb0e4490dcfd62e
Link:
https://www.unpac.me/results/436a64c5-fcff-448c-949e-d57a3e3a4a88/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7874d15ca173/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/7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e

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:MSIL_TinyDownloader_Generic
Create hunting rule
Author:albertzsigovits
Description:Detects small-sized dotNET downloaders
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 7874d15ca173ee419b69c1ac2cae4eb6f158a8c1285b9bff7e59af840bed251e

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/396687/
  
URLhaus
https://urlhaus.abuse.ch/url/2655644/

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