MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d8599e37432dddbfc2310c9915821d933c9996bedd1980424146ffe445311cf7. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d8599e37432dddbfc2310c9915821d933c9996bedd1980424146ffe445311cf7
SHA3-384 hash: e47376bef5a63ef576237da03bcb33dca6296e8cdd8dfb483735c8d4256df35122d52458e87fc3ee0543991b42693dd6
SHA1 hash: b963cd775756d8b038289568ab159328ef8cf53b
MD5 hash: 86de4e7b622c6ac643daa5addaaf6de4
humanhash: ceiling-magazine-minnesota-march
File name:d8599e37432dddbfc2310c9915821d933c9996bedd1980424146ffe445311cf7
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:3'035'064 bytes
First seen:2020-06-10 11:49:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 49152:hh+ZkldoPK8Yad7cwj644Mh+ZkldoPK8YaLDNc4:C2cPK8YwjE2cPK8R
Threatray 1'440 similar samples on MalwareBazaar
TLSH 54E5D042B399C0F6FF5663B39B1AB646677C7D3141B3411F23982E68BD711B2022E663
Reporter JAMESWT_WT
Tags:RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Downloader.LokiBot-6962970-0
Create hunting rule

Win.Malware.Autoit-6985962-0
Create hunting rule

Win.Packed.Autoit-7362116-0
Create hunting rule

SecuriteInfo.com.AIT.Trojan.Nymeria.1583.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 18:56:13 UTC
File Type:
PE (Exe)
Extracted files:
49
AV detection:
29 of 30 (96.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3bmz4n2dfxo37qrrbsmrlaq5sm6jtfv63umyaqsbi376irjrdt3q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
2bc1fb27f988d0d3beebcc805b59232c7cf182daa66cbbd642f18c7faab6639f
RemcosRAT
2e1ae006b7e36e902198d9978964651ac51f62484dc23a9423d4c8848d585a69
RemcosRAT
54e9e8ac005eba3cd288eac02d69cb77b8b419b5bf00da41f175d40aec919717
RemcosRAT
566af71633f6af78b39270d21853decfe26f41cb866272ec4e530f7e9f14a0cb
RemcosRAT
62d590af38a67a65adeb9da72bff68e8e291fada4d532296dea632e7f8a4a806
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ac2a1a0b8560a6c0305e4d8e4fba8221974f011c5b52a5adec277268d4715f69
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b4bcaf498b1539174dc5b957878e22b4c0befdc0d39c6b1c5ccd6467678112f5
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bd6ae166438e850f91430a43cbae4caf84d78ea85706bb459b8f9facf3965b52
RemcosRAT
cbffffdb51c8b3351cb3c2fc8011a5ecb90dee60bbf482ccae90a64603a00b07
RemcosRAT
f93b6729f571c7f0a6cc184423a54aec82ae6bababa5b81d895f4d764320fcbf
RemcosRAT
+ 1'430 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat upx
Link:
https://tria.ge/reports/201109-9hnqd3f8mj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Program crash
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
UPX packed file
ServiceHost packer
Remcos
Suspicious use of NtCreateProcessExOtherParentProcess
Malware Config
C2 Extraction:
daya4659.ddns.net:8282
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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.

Comments