MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808
SHA3-384 hash: d8188275cfca08d54e544e19d663b67bd5c5613e7166238219052e62b089bd77611f4909abf27a7c50ed960d93cf8666
SHA1 hash: 29f6580d237ac6fe0b3efc08c993335118ba5904
MD5 hash: f2fa3619bcc781b0b51fd4353e9508ea
humanhash: oranges-nitrogen-colorado-bulldog
File name:Inquiry N0 PN KFM8700366-20-36+10R32+S2.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:929'792 bytes
First seen:2022-04-12 08:53:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:zkKX6O4qEm2i8MMxrDiQsZkqiz00C4S96B5m:zkKXSX9Mgr+Zkqi5hS96B
Threatray 1'614 similar samples on MalwareBazaar
TLSH T1BD15011576FC8525D6BD1BFCE03401804BF676276D27E3BD6E06A0C52E633D0DA06AAB
File icon (PE):PE icon
dhash icon 73432b4d556d597d (15 x SnakeKeylogger, 14 x AgentTesla, 12 x Formbook)
Reporter GovCERT_CH
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
298
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Inquiry N0 PN KFM8700366-20-36+10R32+S2.exe
Verdict:
Malicious activity
Analysis date:
2022-04-13 05:16:42 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/729bca9d-1bd9-43f2-9fc7-f436e5ba13b5

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/262927/
Detection(s):
SecuriteInfo.com.Scr.Malcodegdn30.25880.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Setting a keyboard event handler
Creating a file in the %AppData% subdirectories
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
expand.exe obfuscated packed
Link:
https://www.filescan.io/uploads/62553e30ffe27d5119b391b3/reports/9b87b2a9-0b55-40f1-a300-31e011325e08/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/bad98715-f9c5-4f23-b73e-b3137a1c8806
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/975211
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-12 05:37:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrc2a3m3jjqbgm6ca3choryqrzir5fqjwgcke3petojf4rr63aea._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
2d6b7a5513ed0cb451701bb494fb87382061195c115ede553f062b4fc0fd4f97
RemcosRAT
4ce893ef0bd7abeb769c3c3e57863700f41882befbee770733f0da86e015e7cb
RemcosRAT
724b6b5e627086ff22b9f2d2c045faa880dea62f513a694058b452aa1b6cad6f
RemcosRAT
8342c94ddfd4cca232e9d1cd5faed48fdce02a694b062606b938401b502a0c30
RemcosRAT
a4b821d0cadc92c344c8b60f5290a5e5520fd1fb3813b88c529c48d285b72c63
RemcosRAT
d98541f0e7659a620cfd349405facb991e7e7973e90f7bef7f7882315023e96f
RemcosRAT
e12fdcfde01952915157328b7afec8830f172814db0ce8d8658d427088b728d0
RemcosRAT
+ 1'604 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:more rat
Link:
https://tria.ge/reports/220412-ktvqfacfh5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
kashbilly.ddns.net:6060
Unpacked files
SH256 hash:
d130b2d5440d69b92d127640decd8feca9661fbc03a93a39023b3ec8b589dec7
MD5 hash:
085c646c94caa963841ffc1bfa6d20eb
SHA1 hash:
cf06f6590c32379cfb01db776398df15d341f741
Detections:
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/291ac99b-6929-42ae-ae90-066ccbb42acd/
Parent samples :
8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808
0d08258ee5cde4341d641b04c11d01427309a865ef0ae0601d5a8663ae3a79eb
287899f0c2ed9274def6614ce3f658335cb1f832e1afbfc1d8e3076bdf097054
e9f0de091b5fd4d63fb10f0deca4e360a78341675f2bbef4c03f8cb89c081844
451ab9846f3c63a6b5f2e25ab5f58bb4180cf414062f52e280bd98eafea81963
36eae83dd16e98d3f62475ff48c33f731651e41ff52b0558b509d7a4d665e0b8
SH256 hash:
b6b56e8d17322eaad4147500bd6ce6ff3675b409a596276cca84c06f595e636f
MD5 hash:
4003f516edef508b540afb151d30f3bf
SHA1 hash:
a7bdfc14dffe82ba95ab97868898f9b805bac2e3
Link:
https://www.unpac.me/results/291ac99b-6929-42ae-ae90-066ccbb42acd/
SH256 hash:
b4364bba1d1c0f9cd4f07899b646ab90c1fcee31a985cea8377960da1692903a
MD5 hash:
42d633e43e81a4b3b1e7c3e61a2bbcb4
SHA1 hash:
9e459eedfcd7d56b3917372066a55279e35a60fc
Link:
https://www.unpac.me/results/291ac99b-6929-42ae-ae90-066ccbb42acd/
SH256 hash:
83166c176d453ada939746ca82bb80c0894d10c4416166c3a2356b80b98039e4
MD5 hash:
93407038ae4b5f5adcee09613ad8f8ac
SHA1 hash:
802af0917f5d59ccc89cd50c8e26b5df7922b0bc
Link:
https://www.unpac.me/results/291ac99b-6929-42ae-ae90-066ccbb42acd/
SH256 hash:
8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808
MD5 hash:
f2fa3619bcc781b0b51fd4353e9508ea
SHA1 hash:
29f6580d237ac6fe0b3efc08c993335118ba5904
Link:
https://www.unpac.me/results/291ac99b-6929-42ae-ae90-066ccbb42acd/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8c45a06d9b4a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808

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.

Malspam

RemcosRAT

Executable exe 8c45a06d9b4a601333c206c47747108e511e9609b184a26de49b925e463ed808

(this sample)

  
Dropped by
RemcosRAT
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/262927/

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