MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 adb13ebc133a1e008a91f3a8e62f440eef16612cbaaa7a360a25f5a76a8a19c8. 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: 11


Intelligence 11 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: adb13ebc133a1e008a91f3a8e62f440eef16612cbaaa7a360a25f5a76a8a19c8
SHA3-384 hash: 027fcad1d44e03ee7562076635338611dfc7ff197bc345ce84bfcbd49c581290da5055df62834caef71f94d858a0a105
SHA1 hash: 57caade886741b41fd1766af6ebc57caee772909
MD5 hash: c4b5c5da311f94d1df0ae07b51c03f71
humanhash: oven-seventeen-uranus-four
File name:SecuriteInfo.com.Generic.mg.c4b5c5da311f94d1.9316
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'806'632 bytes
First seen:2021-01-09 14:51:37 UTC
Last seen:2021-01-09 15:44:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 24576:VYmhRpCk/sMA526jV0ezLbG3UdycAeZf8O2NjY5+FesZhjGNhxX42vb:cix3UMcAeZ32NjY1xXLvb
Threatray 1'326 similar samples on MalwareBazaar
TLSH 2A8508112FD3250EF2F3D67612B296EB9F38FA7A72465A19925D1B554C03E822F83D03
Reporter SecuriteInfoCom
Tags:RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
309
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Generic.mg.c4b5c5da311f94d1.9316
Verdict:
Malicious activity
Analysis date:
2021-01-09 14:53:34 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8e7e4441-5264-422e-8e64-f7b38ea33df8

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/111121/
Detection(s):
SecuriteInfo.com.Generic.mg.c4b5c5da311f94d1.9316.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Creating a process with a hidden window
Sending a UDP request
Launching a process
Adding an access-denied ACE
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Launching the default Windows debugger (dwwin.exe)
Creating a process from a recently created file
Creating a window
Deleting a recently created file
DNS request
Sending a custom TCP request
Reading critical registry keys
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Setting a global event handler for the keyboard
Stealing user critical data
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:
Unknown
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/577300
Signature
Contains functionality to hide a thread from the debugger
Hides threads from debuggers
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 337701 Sample: SecuriteInfo.com.Generic.mg... Startdate: 09/01/2021 Architecture: WINDOWS Score: 56 24 Multi AV Scanner detection for submitted file 2->24 7 SecuriteInfo.com.Generic.mg.c4b5c5da311f94d1.exe 3 2->7         started        process3 signatures4 26 Hides threads from debuggers 7->26 28 Contains functionality to hide a thread from the debugger 7->28 10 cmd.exe 1 7->10         started        12 cmd.exe 1 7->12         started        14 cmd.exe 7->14         started        process5 process6 16 conhost.exe 10->16         started        18 timeout.exe 1 10->18         started        20 conhost.exe 12->20         started        22 timeout.exe 1 12->22         started       
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/adb13ebc133a1e008a91f3a8e62f440eef16612cbaaa7a360a25f5a76a8a19c8/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2021-01-09 14:52:06 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vwyt5pathipabcur6ouoml2eb3xrmyjmxkvhunqkex22o2ukdhea._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
11b16ba733f2f4f10ac58021eecaf5668551a73e2a1acfae99745c50bfccbb44
RemcosRAT
21691425c52cf7a77c0e3a65cc1c0c59cb026d5b76e78160ebb8a553f9bbe50c
RemcosRAT
4791861118e0be776fd14153e2feca7d25f5a91a6c32a997385f5ae272e3d7c8
RemcosRAT
4a94b062dbb9df940520146d100df5b019795d0f508d7ba89d24eb18725e1608
RemcosRAT
5b10f4a23880b51923a0df3e9e3c37f40eb0d3cc93de7b463da62f936a501385
RemcosRAT
61d9f4cbc76b7889d7d17d262b63c0fd2ee40642653063b1eb6ab84397f8c57b
RemcosRAT
82027bdaf86e2d0da1c45ede5efd820a1cbaace1b1b8f7675b8115d82db75f26
RemcosRAT
9930543939f97818319ed031530d9e084994331aa4b06a304faeb321bbcc63db
RemcosRAT
d34e588c8bef9cef39708c52f7f372bcd4b5fc39e4eaf0b9193aa586a10d7cc2
RemcosRAT
e26c95b32b64e3f7b5d72d52be2fd7cb52c7a2c1df25f5337a783a1735f806ad
RemcosRAT
+ 1'316 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat spyware
Link:
https://tria.ge/reports/210109-b4yzz6y23a/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies registry class
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
ServiceHost packer
Remcos
Malware Config
C2 Extraction:
swryijgrvcsgkopnmcdertvgdswbvmophtfdczxs.ydns.eu:2017
Unpacked files
SH256 hash:
adb13ebc133a1e008a91f3a8e62f440eef16612cbaaa7a360a25f5a76a8a19c8
MD5 hash:
c4b5c5da311f94d1df0ae07b51c03f71
SHA1 hash:
57caade886741b41fd1766af6ebc57caee772909
Link:
https://www.unpac.me/results/24845fb9-e6f8-42c2-90df-74d5880487a6/
SH256 hash:
41b67dabcc63c726e61d1c43b2939a97acff6365d14d54382f920286bf0bc9db
MD5 hash:
eabf541dbe1b8b111da20a7ab45e9334
SHA1 hash:
7b32bb2e365334a9f66d1012f501dd743f8126a9
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/24845fb9-e6f8-42c2-90df-74d5880487a6/
SH256 hash:
bc9586d47bfb730986650bcc1516ead9d5f119c3611590becee8b17b7a2f6381
MD5 hash:
d9e98afab46fe258c5d590fe969ff4a3
SHA1 hash:
f389e2117ed158ef4b302d122c0c0b88878e2d55
Link:
https://www.unpac.me/results/24845fb9-e6f8-42c2-90df-74d5880487a6/
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/adb13ebc133a1e008a91f3a8e62f440eef16612cbaaa7a360a25f5a76a8a19c8

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: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.

Web download

RemcosRAT

Executable exe adb13ebc133a1e008a91f3a8e62f440eef16612cbaaa7a360a25f5a76a8a19c8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/951400/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/111121/

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