MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 11574e6b8024699ebcbd840e3dbf4adf4b93f0c5a3c120dca1bdbb29362e78af. 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: 9


Intelligence 9 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 11574e6b8024699ebcbd840e3dbf4adf4b93f0c5a3c120dca1bdbb29362e78af
SHA3-384 hash: a13abdfdb77c247b448a7a89bad92eb4d97880ea4b5adf24590d5f2f75d40d2fb299b557a1c6d50452af4e6d8b416cdc
SHA1 hash: 8af3d74596b3816a727f9c028f302950210d5fe3
MD5 hash: 272924af6a687c69d5b9531473ba80fe
humanhash: december-nineteen-kitten-failed
File name:Document.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:977'408 bytes
First seen:2021-03-06 09:24:26 UTC
Last seen:2021-03-06 10:37:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash eb3c6be52f0850289235bae911b61b65 (2 x RemcosRAT)
ssdeep 24576:ApIEyKFL1c+rhV9OREr9kk3JxamrkD6ST8KVC6:ApIErfJSD5T8KVC
Threatray 1'622 similar samples on MalwareBazaar
TLSH 7325AEA3F690A833D11315349D1F61999C2ABDF1392CD08A6BE47C043E3A65D3B1ADE7
Reporter abuse_ch
Tags:DHL exe RAT RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: mail.failedorder.xyz
Sending IP: 188.93.233.183
From: Dhl Customer Support <dhl@failedorder.xyz>
Subject: Order Delivery Failed
Attachment: Attachment.iso (contains "Document.exe")

RemcosRAT C2:
rem1.camdvr.org

Intelligence

File Origin
# of uploads :
2
# of downloads :
301
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Document.exe
Verdict:
Malicious activity
Analysis date:
2021-03-06 09:29:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0d5966f8-e066-449a-a6c3-8d8fa203c4e5

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/122613/
Detection(s):
PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Launching a process
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Unauthorized injection to a system process
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.
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/630756
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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
Creates a thread in another existing process (thread injection)
Detected Remcos RAT
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 364351 Sample: Document.exe Startdate: 07/03/2021 Architecture: WINDOWS Score: 100 35 sunwap1.ddns.net 2->35 37 remmusic.freeddns.org 2->37 39 rem16.camdvr.org 2->39 53 Multi AV Scanner detection for domain / URL 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 13 other signatures 2->59 7 Document.exe 1 18 2->7         started        12 Uluhtpoe.exe 2->12         started        14 Uluhtpoe.exe 2->14         started        signatures3 process4 dnsIp5 41 cdn.discordapp.com 162.159.130.233, 443, 49702 CLOUDFLARENETUS United States 7->41 43 192.168.2.1 unknown unknown 7->43 27 C:\Users\Public\Libraries\Uluhtpoe.exe, PE32 7->27 dropped 61 Writes to foreign memory regions 7->61 63 Allocates memory in foreign processes 7->63 65 Creates a thread in another existing process (thread injection) 7->65 16 secinit.exe 2 3 7->16         started        67 Multi AV Scanner detection for dropped file 12->67 69 Machine Learning detection for dropped file 12->69 71 Injects a PE file into a foreign processes 12->71 21 ieinstal.exe 12->21         started        23 mobsync.exe 14->23         started        file6 signatures7 process8 dnsIp9 29 sunwap1.ddns.net 217.64.151.17, 2404 OBE-EUROPEObenetworkEuropeSE Sweden 16->29 31 rem1.camdvr.org 217.64.151.37, 2404 OBE-EUROPEObenetworkEuropeSE Sweden 16->31 33 4 other IPs or domains 16->33 25 C:\Users\user\AppData\Roaming\...\logs.dat, ASCII 16->25 dropped 45 Contains functionality to steal Chrome passwords or cookies 16->45 47 Contains functionality to capture and log keystrokes 16->47 49 Contains functionality to inject code into remote processes 16->49 51 Contains functionality to steal Firefox passwords or cookies 16->51 file10 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/11574e6b8024699ebcbd840e3dbf4adf4b93f0c5a3c120dca1bdbb29362e78af/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2021-03-06 07:38:34 UTC
AV detection:
13 of 47 (27.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cflu424aeruz5pf5qqhd3p2k35fzh4gfupasbxfbxw5ssnropcxq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
17c742f29afb5c4352f3fb0079fbb0b2d72da1e65cfc59695f9a7259088b4615
RemcosRAT
1d61d1e99f05f85dbe885fc183a1b5fe81c0d47350868484186705d491a6577a
RemcosRAT
22fd2fb26af250c70cc8a88089d0feccbac2754fe7eed1d108e5891b8409f432
RemcosRAT
3483cf3d7087f312aa5e6de882cd7893e2add074a30158141173a242443cd6c0
RemcosRAT
49cd69981ba93f82911e3c5d6cd5afbd7e035001a6d9f5f0643415f5d7e61590
RemcosRAT
52fa8487efeb8b203fb1f37501c366088b71de4ded620695ba2e34e8c0f446a2
RemcosRAT
b8226d8eecce8bfdf11e59092c4e1b24fe6c232e566bb2b665530834f3e2a12c
RemcosRAT
d67dde5621d6de76562bc2812f04f986b441601b088aa936d821c0504eb4f7aa
RemcosRAT
e65bff9943ab7ccc3713619a8d908f6caf5392c0c47defe3b66ca9009d2177ed
RemcosRAT
ef842b61ba7b4de87f9c6ab12cdd68e23c97ee6100b3eabcde0078537af9feb8
RemcosRAT
+ 1'612 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/210306-b3brdh5j96/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
rem1.camdvr.org:2404
rem16.hopto.org:2404
rem1666.hopto.org:2404
rem16.camdvr.org:2404
remmusic.freeddns.org:2404
sunwap1.ddns.net:2404
Unpacked files
SH256 hash:
6cf97407564758a89313c781f003b69f85db94e608e0d1814da724c4e3917530
MD5 hash:
86d444f389003fb10ff0a4bec5e0f46f
SHA1 hash:
ecdb825b2aec46da313937e54e384a61ed1394cb
Link:
https://www.unpac.me/results/eab579fe-3c67-44ec-9999-5002120be4c4/
SH256 hash:
11574e6b8024699ebcbd840e3dbf4adf4b93f0c5a3c120dca1bdbb29362e78af
MD5 hash:
272924af6a687c69d5b9531473ba80fe
SHA1 hash:
8af3d74596b3816a727f9c028f302950210d5fe3
Link:
https://www.unpac.me/results/eab579fe-3c67-44ec-9999-5002120be4c4/
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/11574e6b8024699ebcbd840e3dbf4adf4b93f0c5a3c120dca1bdbb29362e78af

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
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:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:unixredflags
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for red flags
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

iso f2c511394671f08bfc6b4c0793b881ae6149b645e2d514b18a1a91023ca3f6c8

RemcosRAT

Executable exe 11574e6b8024699ebcbd840e3dbf4adf4b93f0c5a3c120dca1bdbb29362e78af

(this sample)

  
Dropped by
MD5 ee8220ea4496a0fe8ffe238a40811c55
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/122613/
  
Dropped by
SHA256 f2c511394671f08bfc6b4c0793b881ae6149b645e2d514b18a1a91023ca3f6c8

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