MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5cddd352c21b35aa01f2353d74e3dedef3bde4b4dee56e61c696319ec9237b36. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5cddd352c21b35aa01f2353d74e3dedef3bde4b4dee56e61c696319ec9237b36
SHA3-384 hash: dd933d84c015023cb167a7ea7b5d3be7b043f3bd369f6c6ee436c883869140ebdf18c1a401cc33210c8708f40861d891
SHA1 hash: 1377ea7e6b909283bb4b4457aea6801aca70d552
MD5 hash: 0d9247623d85ba75b83f909d98caae11
humanhash: fish-juliet-colorado-hamper
File name:AW QUOTE 21505 HQ1-Scan-068703_PDF.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'304'064 bytes
First seen:2021-09-20 07:10:04 UTC
Last seen:2021-10-04 13:15:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:7pYuSFdijDkaAePPqB3BHPPHDt2T7czovJxg9oz:7pyFdiX7mxHPPHDt2nczKJxmW
Threatray 618 similar samples on MalwareBazaar
TLSH T119551F294D6682F7C7EEC62CD09C0FCEEB62A4837B918F0ED89187D6065770BE58845D
Reporter cocaman
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AW QUOTE 21505 HQ1-Scan-068703_PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-09-20 07:12:42 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/a1ba561e-69bc-4580-8301-913951ce49e1

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/189240/
Detection(s):
SecuriteInfo.com.Artemis0D9247623D85.23282.30810.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Blocking the User Account Control
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/86181749-7eb6-4381-bfac-5bb39c8196d9
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/853789
Signature
.NET source code contains very large strings
Allocates memory in foreign processes
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
Detected Remcos RAT
Detected unpacking (creates a PE file in dynamic memory)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 submitted file
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 486219 Sample: AW QUOTE 21505 HQ1-Scan-068... Startdate: 20/09/2021 Architecture: WINDOWS Score: 100 68 mdec.nelreports.net 2->68 70 js.monitor.azure.com 2->70 72 3 other IPs or domains 2->72 84 Found malware configuration 2->84 86 Malicious sample detected (through community Yara rule) 2->86 88 Multi AV Scanner detection for submitted file 2->88 90 13 other signatures 2->90 11 AW QUOTE 21505 HQ1-Scan-068703_PDF.exe 3 2->11         started        signatures3 process4 file5 66 AW QUOTE 21505 HQ1...-068703_PDF.exe.log, ASCII 11->66 dropped 92 Injects a PE file into a foreign processes 11->92 15 AW QUOTE 21505 HQ1-Scan-068703_PDF.exe 3 3 11->15         started        signatures6 process7 signatures8 94 Detected Remcos RAT 15->94 96 Writes to foreign memory regions 15->96 98 Allocates memory in foreign processes 15->98 100 2 other signatures 15->100 18 svchost.exe 12 15->18         started        20 svchost.exe 15->20         started        22 svchost.exe 15->22         started        24 9 other processes 15->24 process9 process10 26 chrome.exe 14 423 18->26         started        29 chrome.exe 18->29         started        31 chrome.exe 20->31         started        33 chrome.exe 20->33         started        35 chrome.exe 22->35         started        37 chrome.exe 22->37         started        39 chrome.exe 24->39         started        41 chrome.exe 24->41         started        43 6 other processes 24->43 dnsIp11 74 192.168.2.1 unknown unknown 26->74 76 239.255.255.250 unknown Reserved 26->76 45 chrome.exe 26->45         started        48 chrome.exe 29->48         started        50 chrome.exe 31->50         started        52 chrome.exe 33->52         started        54 chrome.exe 35->54         started        56 chrome.exe 37->56         started        58 chrome.exe 39->58         started        60 chrome.exe 41->60         started        62 3 other processes 43->62 process12 dnsIp13 78 clients.l.google.com 142.250.185.142, 443, 49741, 57155 GOOGLEUS United States 45->78 80 accounts.google.com 216.58.205.77, 443, 49743 GOOGLEUS United States 45->80 82 8 other IPs or domains 45->82 64 chrome.exe 48->64         started        process14
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5cddd352c21b35aa01f2353d74e3dedef3bde4b4dee56e61c696319ec9237b36/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-20 03:41:56 UTC
AV detection:
14 of 45 (31.11%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lto5guwcdm22uapsgu6xjy6633z33zfu33sw4yogsyyz5sjdpm3a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
3d7ff7b5c3895822950678253ac0465c62854af18802895bfd193ff6df0d0572
RemcosRAT
5000f900d0d52fb1b6634d0437711ab10c9184d080c852f17b2fb114a35446a8
RemcosRAT
78db50e8cd5d962b6b80d5b97895189f8fdc97fbcb68c6ab5bd6afa2884ad405
RemcosRAT
84fcfd1c71d437667fd51eb8409202b796155e57b40d57bfbedeb4dea9024dde
RemcosRAT
860e16c192167d5dd823b8e533858cdada7aa9b3173254f2f57031af68b84e0c
RemcosRAT
b204064e7c3b8739433533196342ff4d6164280efc13919946f8bbf22b433319
RemcosRAT
d8c7a33fbfb33a86e7c0b21718e8b1402f2f1bd5886104829360e56972ca83ae
RemcosRAT
e4770388b849dea4e5dcc40cb6a38afa5c2f473a03390b054fb2452ea6a91c8b
RemcosRAT
f1540e89eeb7046cd265d37ef63a6d282a1ff8a89875193ae775582e74205594
RemcosRAT
+ 608 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:crd2 brand:microsoft evasion phishing rat trojan
Link:
https://tria.ge/reports/210920-hzdyrsdcc2/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Detected potential entity reuse from brand microsoft.
Suspicious use of SetThreadContext
Remcos
UAC bypass
Malware Config
C2 Extraction:
103.114.136:2405
Unpacked files
SH256 hash:
4881f5addb864f62c7b42b17b2884934e3fe8e0156101df756fe78b3d542e8c7
MD5 hash:
7ab9c4389439a4e24668b410067a1276
SHA1 hash:
f0c00c0fe800f93a6f1c7230352182a3e559ced9
Detections:
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/e8f67845-4dd9-41ea-8406-d5dd3dea351e/
SH256 hash:
f446c7d0ca414e63daa3e06a24573fbd990d2ce0c74b5cfb1ea5695bc44c3e40
MD5 hash:
5da631a08411b9e5bdb59d1b719507e3
SHA1 hash:
afee21e639f9e188d4c94bc5026a3fe54d4c660a
Link:
https://www.unpac.me/results/e8f67845-4dd9-41ea-8406-d5dd3dea351e/
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/e8f67845-4dd9-41ea-8406-d5dd3dea351e/
SH256 hash:
5cddd352c21b35aa01f2353d74e3dedef3bde4b4dee56e61c696319ec9237b36
MD5 hash:
0d9247623d85ba75b83f909d98caae11
SHA1 hash:
1377ea7e6b909283bb4b4457aea6801aca70d552
Link:
https://www.unpac.me/results/e8f67845-4dd9-41ea-8406-d5dd3dea351e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/5cddd352c21b35aa01f2353d74e3dedef3bde4b4dee56e61c696319ec9237b36

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: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

rar 5fa711a4d33c6a814f57c9396245a924d8761b0c336da3e924d6cf866c84a9d4

RemcosRAT

Executable exe 5cddd352c21b35aa01f2353d74e3dedef3bde4b4dee56e61c696319ec9237b36

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/189240/
  
Dropped by
SHA256 5fa711a4d33c6a814f57c9396245a924d8761b0c336da3e924d6cf866c84a9d4

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