MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1865abf21c3b8f3b3d15e6c6e477468941f9e65700ceaaa0f4cb269d967c83e. 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 8 File information Comments
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SHA256 hash: e1865abf21c3b8f3b3d15e6c6e477468941f9e65700ceaaa0f4cb269d967c83e
SHA3-384 hash: efa91366e14af7e47569bbf24c318feb4648b0001bd36cb5b82bdf5fc2d13b37d9545c22765e38ebc4e4d9654ce1a80d
SHA1 hash: 1f82a4b81e89493157fb693bedf335168ddb115c
MD5 hash: bcee6e7a57da3ecc041924a8f21f455a
humanhash: comet-ink-four-spaghetti
File name:payment_APEK201128.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:256'000 bytes
First seen:2020-11-30 14:23:06 UTC
Last seen:2020-11-30 15:58:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 6144:k5I+oQeywb+xrqHlnXNHntN+dugpZ6yb0PyT28:k5wLJbZFnX1tHyb0Y
Threatray 1'189 similar samples on MalwareBazaar
TLSH 70441282B732D224D66E1A75C8D262A54B33465770D2EF8839CD264E1F333F3846BB56
Reporter James_inthe_box
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/106051/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.5983.2050.18476.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the Windows subdirectories
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Deleting a recently created file
Running batch commands
Launching a process
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Result
Verdict:
MALICIOUS
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 MicroClip
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/550929
Signature
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 an autostart registry key pointing to binary in C:\Windows
Detected Remcos RAT
Drops executables to the windows directory (C:\Windows) and starts them
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Svchost Process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected MicroClip
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 324581 Sample: payment_APEK201128.exe Startdate: 30/11/2020 Architecture: WINDOWS Score: 100 55 Malicious sample detected (through community Yara rule) 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 Detected Remcos RAT 2->59 61 6 other signatures 2->61 11 payment_APEK201128.exe 3 2->11         started        15 msworrrd.exe 2 2->15         started        17 msworrrd.exe 2 2->17         started        process3 file4 49 C:\Users\user\...\payment_APEK201128.exe.log, ASCII 11->49 dropped 65 Contains functionality to steal Chrome passwords or cookies 11->65 67 Contains functionality to capture and log keystrokes 11->67 69 Contains functionality to inject code into remote processes 11->69 71 Contains functionality to steal Firefox passwords or cookies 11->71 19 payment_APEK201128.exe 4 5 11->19         started        73 Drops executables to the windows directory (C:\Windows) and starts them 15->73 23 msworrrd.exe 15->23         started        25 msworrrd.exe 17->25         started        27 msworrrd.exe 17->27         started        signatures5 process6 file7 45 C:\Windows\SysWOW64\...\msworrrd.exe, PE32 19->45 dropped 47 C:\Windows\...\msworrrd.exe:Zone.Identifier, ASCII 19->47 dropped 63 Creates an autostart registry key pointing to binary in C:\Windows 19->63 29 wscript.exe 1 19->29         started        signatures8 process9 process10 31 cmd.exe 1 29->31         started        process11 33 msworrrd.exe 3 31->33         started        36 conhost.exe 31->36         started        signatures12 53 Multi AV Scanner detection for dropped file 33->53 38 msworrrd.exe 33->38         started        41 msworrrd.exe 33->41         started        process13 dnsIp14 51 89.249.74.213, 40511, 49726, 49727 M247GB United Kingdom 38->51 43 svchost.exe 38->43         started        process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e1865abf21c3b8f3b3d15e6c6e477468941f9e65700ceaaa0f4cb269d967c83e/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2020-11-30 12:23:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4gdfvpzbyo4phm6rlzwg4r3unckb7htfoagovkqpjszgtwlhza7a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
15170d0dbe467efc4e38156ed4e03702ae19af44c100d7df7a75c6dbdb7ac587
RemcosRAT
4791861118e0be776fd14153e2feca7d25f5a91a6c32a997385f5ae272e3d7c8
RemcosRAT
4a94b062dbb9df940520146d100df5b019795d0f508d7ba89d24eb18725e1608
RemcosRAT
58d5f679e704a0814342eb3a02eaf780d737c6456e5ae070986330db2fa6dd18
RemcosRAT
5b10f4a23880b51923a0df3e9e3c37f40eb0d3cc93de7b463da62f936a501385
RemcosRAT
6c882aeb918e424cefe1068a6d3fbff5526c31e185716bf3a0d5ae0295772f09
RemcosRAT
a7bba5cba33b4320a78cd057e3cdd5169a86e90f6550e997772f4447549fd729
RemcosRAT
ca62c5cf8e6f3260dbe15a469e90197612af8843d897f65c7fdde87554ebae51
RemcosRAT
f412da03defe68cc6e1f264449adf519a4c5470c51e7b502854f7fbf358f8516
RemcosRAT
f7e29cbf47c9804eb341836873ea6837be7a46639978f44d9ba2670d47e68d56
RemcosRAT
+ 1'179 additional samples on MalwareBazaar
Result
Malware family:
remcos
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Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/201130-1zr31ek7x2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
89.249.74.213:40511
Unpacked files
SH256 hash:
7da1c6cc4ea5bac7849523f9e8d66a1072f749c04fe4e318782a7314fa630e7b
MD5 hash:
7a98acfedfc5fe927f10fded7c380086
SHA1 hash:
b15b592859e7c9f6681925a0d917682d2091d970
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/28992acf-895e-430f-b477-771f9044836b/
SH256 hash:
83c08f0721c8b0c96e3d6a8f3ccaf5c96fbcc427d574625c34424c3429fefaa1
MD5 hash:
3c5dbcc3bb27e913e14efd8054811373
SHA1 hash:
b0eba9388abddaef9d5aa49ccd5dbab2924cced0
Link:
https://www.unpac.me/results/28992acf-895e-430f-b477-771f9044836b/
SH256 hash:
674f4b77d2a870b5a5979c72db8c1e388e13ac878ffd2623748238e21d2d7714
MD5 hash:
b652c5dc957f80bfc61e99cbe9f3e43a
SHA1 hash:
4f326c38a5461fc1f0b09af56e2b87a1ce44150e
Link:
https://www.unpac.me/results/28992acf-895e-430f-b477-771f9044836b/
SH256 hash:
e1865abf21c3b8f3b3d15e6c6e477468941f9e65700ceaaa0f4cb269d967c83e
MD5 hash:
bcee6e7a57da3ecc041924a8f21f455a
SHA1 hash:
1f82a4b81e89493157fb693bedf335168ddb115c
Link:
https://www.unpac.me/results/28992acf-895e-430f-b477-771f9044836b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e1865abf21c3b8f3b3d15e6c6e477468941f9e65700ceaaa0f4cb269d967c83e

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: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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/106051/

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