MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dbc2d79881e917ef4698fa6121191938e1e9614d6d1159de6df72908df3bb126. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dbc2d79881e917ef4698fa6121191938e1e9614d6d1159de6df72908df3bb126
SHA3-384 hash: 76259cee0ad42fff39bdfb05868245d70be7839da27bba07d921cdcc1ceb57a77ef563911b17716fd8bf54a85bfeaf7f
SHA1 hash: d9ca7bd236da8d90ffa8f3676bfbeef09d28a646
MD5 hash: fdd2c2d69663f38e4af1668c3b736224
humanhash: single-helium-three-six
File name:fdd2c2d69663f38e4af1668c3b736224.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:519'168 bytes
First seen:2021-06-03 09:59:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:l3RY2iNgwi0siaBrCUrlYnYcBAHEIi/Mmjcl:l3RY1u90Fxer/mj
Threatray 1'800 similar samples on MalwareBazaar
TLSH C4B4128A33FC8F51D83E1BB3247560640771A52AA897E70F0DD8A2F91DB3F80456676B
Reporter abuse_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
165
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fdd2c2d69663f38e4af1668c3b736224.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-03 10:03:11 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8e6acde4-dff1-4583-827d-15d54b0d1211

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164353/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file
Launching cmd.exe command interpreter
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Blocking the User Account Control
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/796582
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to detect virtual machines (IN, VMware)
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
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses cmd line tools excessively to alter registry or file data
Uses dynamic DNS services
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 428977 Sample: HI4B6mZPHx.exe Startdate: 03/06/2021 Architecture: WINDOWS Score: 100 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Multi AV Scanner detection for dropped file 2->75 77 10 other signatures 2->77 11 HI4B6mZPHx.exe 3 2->11         started        15 Windows Audio Device Picture.exe 2 2->15         started        17 Windows Audio Device Picture.exe 2 2->17         started        process3 file4 65 C:\Users\user\AppData\...\HI4B6mZPHx.exe.log, ASCII 11->65 dropped 85 Contains functionality to detect virtual machines (IN, VMware) 11->85 87 Contains functionality to steal Chrome passwords or cookies 11->87 89 Contains functionality to capture and log keystrokes 11->89 95 2 other signatures 11->95 19 HI4B6mZPHx.exe 1 5 11->19         started        91 Drops executables to the windows directory (C:\Windows) and starts them 15->91 93 Injects a PE file into a foreign processes 15->93 23 Windows Audio Device Picture.exe 15->23         started        25 Windows Audio Device Picture.exe 15->25         started        27 Windows Audio Device Picture.exe 17->27         started        signatures5 process6 file7 61 C:\...\Windows Audio Device Picture.exe, PE32 19->61 dropped 63 Windows Audio Devi...exe:Zone.Identifier, ASCII 19->63 dropped 81 Creates an autostart registry key pointing to binary in C:\Windows 19->81 29 cmd.exe 1 19->29         started        32 cmd.exe 1 19->32         started        signatures8 process9 signatures10 97 Uses ping.exe to sleep 29->97 34 Windows Audio Device Picture.exe 3 29->34         started        37 PING.EXE 1 29->37         started        40 conhost.exe 29->40         started        99 Uses cmd line tools excessively to alter registry or file data 32->99 101 Uses ping.exe to check the status of other devices and networks 32->101 42 conhost.exe 32->42         started        44 reg.exe 1 32->44         started        process11 dnsIp12 79 Injects a PE file into a foreign processes 34->79 46 Windows Audio Device Picture.exe 34->46         started        50 Windows Audio Device Picture.exe 34->50         started        67 127.0.0.1 unknown unknown 37->67 signatures13 process14 dnsIp15 69 ytuna7325.duckdns.org 194.5.98.55, 2025, 49737 DANILENKODE Netherlands 46->69 103 Detected Remcos RAT 46->103 105 Installs a global keyboard hook 46->105 52 cmd.exe 46->52         started        55 iexplore.exe 46->55         started        signatures16 process17 signatures18 83 Uses cmd line tools excessively to alter registry or file data 52->83 57 conhost.exe 52->57         started        59 reg.exe 52->59         started        process19
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dbc2d79881e917ef4698fa6121191938e1e9614d6d1159de6df72908df3bb126/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-03 10:00:23 UTC
AV detection:
24 of 27 (88.89%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
023946cb10325407c30c9ec45ecd241d5e0e3f9ebaeffe2ab12f8cd5f0646013
RemcosRAT
10c5df44b26355f12a62e1243923e9156150f7c86c0ee0f0b25555fae9fca5bd
RemcosRAT
3ce969a94f4bc8dec526e3551626d7e3639bae986304deba85e8f29f039fe345
RemcosRAT
5b474ca6fc8158bd6f14d53bca8962f25db3392dfe324f49ddf376610bd785e4
RemcosRAT
5f4e4a43a01b235d781c6888198b18750529dda9fc4727727940115090e06a6d
RemcosRAT
753883fa972dda966abb3adad3cfc94f0a82ca128d1908df58bac3ba93e60bd3
RemcosRAT
762d689595557fa3064907433659411b95132e554f7d17fcf62d1a77db51e3e5
RemcosRAT
aad53b1b6e50e7ee426f0790b5497cb7d63704a6775248f258db1263762761bb
RemcosRAT
ac7d008a3ac44bc8dfe3edbbc8542ed5b51bcf911b67eb8e9a715ebb5250ad27
RemcosRAT
ce4962d3126223b4bd68704159cbdc7479fb2df4263fb9f3d57492e770b74a94
RemcosRAT
+ 1'790 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos evasion persistence rat trojan
Link:
https://tria.ge/reports/210603-cn5pepxvfe/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Modifies registry key
Runs ping.exe
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
UAC bypass
Malware Config
C2 Extraction:
ytuna7325.duckdns.org:2025
Unpacked files
SH256 hash:
0bdf1d2548886fca0117c14731f49d89e102458279d5dfc137319442a0c49e58
MD5 hash:
f65af1b96cf37569d09279d8687c41ae
SHA1 hash:
7cc5a0187722bc30c77ceb010f24e455b4e69f00
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/20bd5ed3-b28c-4ac1-9773-5028494da954/
SH256 hash:
c2557237243be1c2d25efab48a2f145f3f4ee9a6be324ee8fab4c68d5277b874
MD5 hash:
96423ff437c8c71f8d9a8e66f07f1853
SHA1 hash:
d0f7fbb13404f3fc9bb8e23d4f84c7ddefde17df
Link:
https://www.unpac.me/results/20bd5ed3-b28c-4ac1-9773-5028494da954/
SH256 hash:
5bede9eedf6ae6df5a9d587c116c9583b31474c159c2b53486b000093cb3fde6
MD5 hash:
072eeac61b35d3f09edee4ff4f80f52d
SHA1 hash:
696fd9905a47e526470c2e234fef32f1ec1b74ad
Link:
https://www.unpac.me/results/20bd5ed3-b28c-4ac1-9773-5028494da954/
SH256 hash:
dbc2d79881e917ef4698fa6121191938e1e9614d6d1159de6df72908df3bb126
MD5 hash:
fdd2c2d69663f38e4af1668c3b736224
SHA1 hash:
d9ca7bd236da8d90ffa8f3676bfbeef09d28a646
Link:
https://www.unpac.me/results/20bd5ed3-b28c-4ac1-9773-5028494da954/
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/dbc2d79881e917ef4698fa6121191938e1e9614d6d1159de6df72908df3bb126

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

RemcosRAT

Executable exe dbc2d79881e917ef4698fa6121191938e1e9614d6d1159de6df72908df3bb126

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/164353/
  
URLhaus
https://urlhaus.abuse.ch/url/1219995/
  
Delivery method
Distributed via web download

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