MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d03c620368e784bd2864a85b75e35374a12ee57b3637049f039e196534159d2b. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d03c620368e784bd2864a85b75e35374a12ee57b3637049f039e196534159d2b
SHA3-384 hash: 682e7b2b2fe3f288502293c06c9a13b64e2f36cfb2260a3901ec6146b0788d01c9000ff597d0bb56f40941aeab461122
SHA1 hash: c81266aae5f265874430074a4f44320679bd81c5
MD5 hash: 6b460ed6cff4b730553d7df4f04f6cba
humanhash: eight-autumn-minnesota-lamp
File name:20200910 payment printout pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:702'976 bytes
First seen:2020-09-11 10:02:23 UTC
Last seen:2020-09-11 10:45:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:Fw2cu6v2zv1gZGfjmHcp+0ibdJn1ljQ9veJveGS3O1r5h:Ik2ZGfjmrZPlQQJve78h
Threatray 762 similar samples on MalwareBazaar
TLSH 4EE4BE2C7F959E4FE47F2EB00C14B06C03B46CB98352F62CBDB525BE7DA6A190946316
Reporter cocaman
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/58637/
Detection(s):
SecuriteInfo.com.FileRepMalware.29328.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/464049
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
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 AntiVM_3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 284429 Sample: 20200910 payment printout pdf.exe Startdate: 11/09/2020 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for dropped file 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 14 other signatures 2->51 7 20200910 payment printout pdf.exe 1 7 2->7         started        process3 file4 33 C:\Users\user\AppData\...\ltLNyncKizRQ.exe, PE32 7->33 dropped 35 C:\Users\...\ltLNyncKizRQ.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmpA6C4.tmp, XML 7->37 dropped 39 C:\...\20200910 payment printout pdf.exe.log, ASCII 7->39 dropped 53 Injects a PE file into a foreign processes 7->53 11 20200910 payment printout pdf.exe 7->11         started        15 powershell.exe 25 7->15         started        17 powershell.exe 23 7->17         started        19 12 other processes 7->19 signatures5 process6 dnsIp7 43 185.244.30.101, 1990, 49717, 49719 DAVID_CRAIGGG Netherlands 11->43 41 C:\Users\user\AppData\Roaming\...\logs.dat, ASCII 11->41 dropped 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        27 conhost.exe 19->27         started        29 conhost.exe 19->29         started        31 9 other processes 19->31 file8 process9
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d03c620368e784bd2864a85b75e35374a12ee57b3637049f039e196534159d2b/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-09-11 08:45:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2a6gea3i46cl2kdevbnxly2tosqs5zl3gy3qjhydtymwknavtuvq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
485c1301f4bc84bc2d274f53222cf7ca5fbd8af8728d1aaa977a6574f577fb87
RemcosRAT
6c882aeb918e424cefe1068a6d3fbff5526c31e185716bf3a0d5ae0295772f09
RemcosRAT
7720da8dd623a00812870efdb75c2f2571417599ebfabcff48d2bd95cd029ea2
RemcosRAT
83eb442b175e4fe5a2fde6e8d72618eee280398f89a81da1f9c118d2c46032d4
RemcosRAT
9930543939f97818319ed031530d9e084994331aa4b06a304faeb321bbcc63db
RemcosRAT
a1c561c21720c4f1c3626276db6afc2c12b1aae9304c78518763eb78454f84b8
RemcosRAT
c232e05f633d3e2bd0a1486a955d7f72eb9155408a635666306d922b333809b2
RemcosRAT
c86bcfe4e22cb50054b44e38fc4fb79624c4ed5bf9a26174754dbb5c1a6baff8
RemcosRAT
e39c2e98071d4440d02e6d1aa86111536d6d01554489bd71f890455c05e424d3
RemcosRAT
eb1230ab4a5408a3d264bb51f1ff311fcf52aa97d52b801738cd5add365e77d2
RemcosRAT
+ 752 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
evasion trojan rat family:remcos
Link:
https://tria.ge/reports/200911-7tl7hkcsh2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Windows security modification
Modifies Windows Defender Real-time Protection settings
Remcos
Malware Config
C2 Extraction:
185.244.30.101:1990
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d03c620368e784bd2864a85b75e35374a12ee57b3637049f039e196534159d2b

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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

RemcosRAT

rar 12aeb793b7519ab8ea043af63c0fa74b956b08f16f2811abd8671b8476c01277

RemcosRAT

Executable exe d03c620368e784bd2864a85b75e35374a12ee57b3637049f039e196534159d2b

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 12aeb793b7519ab8ea043af63c0fa74b956b08f16f2811abd8671b8476c01277
Cape
Cape
https://www.capesandbox.com/analysis/58637/

Comments