MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184
SHA3-384 hash: 67f932300551f5ccac45c44a037216e6f72646cbf92105aaeda9965a605c14696cfdb05254b205452797f3f7bf548c4e
SHA1 hash: 18ca6b12db1177cfa60729e22105b1bd7f2f9ce7
MD5 hash: 4e54fa32c59fe13dcfece905b30d9b1e
humanhash: massachusetts-xray-ten-foxtrot
File name:4e54fa32c59fe13dcfece905b30d9b1e.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:546'304 bytes
First seen:2022-01-21 14:39:50 UTC
Last seen:2022-01-21 17:12:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:SythUUO7TiBOpQymjZUw7X1X07d0b6vbS4Cvi4SZQLa6q6+iDX6vYbJmI/ZYPGue:SmUUOlpQ3j4RY6Dgq6Fq6+ievYFfh0O
TLSH T16EC4D010B6288D43C87C04F914564DD02B7ADE07A859EBCB7DC17AEE5BE17C66B2318B
File icon (PE):PE icon
dhash icon 1efef2c2e4a0e0e0 (16 x AgentTesla, 3 x Formbook, 3 x Loki)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
265
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/221516/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.Crypt.gen.4782.6518.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Creating a file
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
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
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe expand.exe obfuscated packed remote.exe shell32.dll
Link:
https://www.filescan.io/uploads/61eac5cdf81da814af9630df/reports/069116e2-76f1-462a-881e-74363c82c55b/overview
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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/03daf28c-4aab-4dff-a36c-28f29b26bf83
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/925261
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
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
Detected Remcos RAT
Found malware configuration
Installs a global keyboard hook
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 dnsIp2 2 Behavior Graph ID: 557743 Sample: pEtY146xyf.exe Startdate: 21/01/2022 Architecture: WINDOWS Score: 100 50 newremc22.ddns.net 2->50 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 9 other signatures 2->60 10 pEtY146xyf.exe 3 2->10         started        14 remcos.exe 2 2->14         started        16 remcos.exe 2 2->16         started        signatures3 process4 file5 46 C:\Users\user\AppData\...\pEtY146xyf.exe.log, ASCII 10->46 dropped 64 Contains functionality to detect virtual machines (IN, VMware) 10->64 66 Contains functionality to steal Chrome passwords or cookies 10->66 68 Contains functionality to capture and log keystrokes 10->68 70 2 other signatures 10->70 18 pEtY146xyf.exe 1 5 10->18         started        21 pEtY146xyf.exe 10->21         started        23 remcos.exe 14->23         started        25 remcos.exe 16->25         started        signatures6 process7 file8 42 C:\Users\user\AppData\Roaming\...\remcos.exe, PE32 18->42 dropped 44 C:\Users\user\...\remcos.exe:Zone.Identifier, ASCII 18->44 dropped 27 cmd.exe 1 18->27         started        process9 signatures10 72 Uses ping.exe to sleep 27->72 74 Uses ping.exe to check the status of other devices and networks 27->74 30 remcos.exe 3 27->30         started        33 PING.EXE 1 27->33         started        36 conhost.exe 27->36         started        process11 dnsIp12 76 Multi AV Scanner detection for dropped file 30->76 38 remcos.exe 1 3 30->38         started        48 127.0.0.1 unknown unknown 33->48 signatures13 process14 dnsIp15 52 newremc22.ddns.net 212.192.246.74, 2717 RHC-HOSTINGGB Russian Federation 38->52 62 Installs a global keyboard hook 38->62 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184/
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2022-01-21 11:01:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
54
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nqpdi4tuzi5dn6i3oct4ylov7jh5vnios2vpipgthj2qxhnbmgca._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:harry persistence rat
Link:
https://tria.ge/reports/220121-r1wpmshgf6/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
newremc22.ddns.net:2717
Unpacked files
SH256 hash:
706f40859cd3de0725c0c1795e98277d54bbc37ff90fc1e251e2eb99d0e713f0
MD5 hash:
4471b661df152bdc5c7749a8ae412a3b
SHA1 hash:
e1535ca63afd99009ec52aa1435f2ae87639f85c
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/c7b6b1d9-6b71-4c7e-8210-a5fa5a20b968/
Parent samples :
d500b70f534ef5f6a6b6fc988b8e626b2b722834bf033b301cac1658293b560d
6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184
91a6073fee95df45b5339667b67a48859d5be0e6cf8a8150ec3f448ee101d4a2
0a9babd846b1edf99e75f3c9de492c6341f9ca9a8e91851ad323bf8f325f9799
d704dcd5b6dba9ec69ae4e7e1807a1cfc9684b62e39157ef58b5ece3fede7bdf
SH256 hash:
f902c36aa0d511fa21da4a8160fbabb364208bf1fd1c39f01fc4cb679e7a8096
MD5 hash:
a5eec39b7e88ac61c8c15aef96ddb544
SHA1 hash:
e0b63f5bec84cccf97e528982d6b334b2f8f4e3f
Link:
https://www.unpac.me/results/c7b6b1d9-6b71-4c7e-8210-a5fa5a20b968/
SH256 hash:
906c5f69a43fba347d57f530c83e82ab1451cea769b4c4b508ed0928a2c762bb
MD5 hash:
1cf0335bc14e2828edd09b69fe7038b6
SHA1 hash:
3326dc5f99a1879e8ebec9d14b872687905bce25
Link:
https://www.unpac.me/results/c7b6b1d9-6b71-4c7e-8210-a5fa5a20b968/
SH256 hash:
6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184
MD5 hash:
4e54fa32c59fe13dcfece905b30d9b1e
SHA1 hash:
18ca6b12db1177cfa60729e22105b1bd7f2f9ce7
Link:
https://www.unpac.me/results/c7b6b1d9-6b71-4c7e-8210-a5fa5a20b968/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6c1e347274ca/report/overview.html
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/6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:pe_imphash
Create hunting rule
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:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

File information

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

Web download

RemcosRAT

Executable exe 6c1e347274ca3a36f91b70a7cc2dd5fa4fdab50e96aaf43cd33a750b9da16184

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/221516/
  
URLhaus
https://urlhaus.abuse.ch/url/1991793/
  
Delivery method
Distributed via web download

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