MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00
SHA3-384 hash: 20b1e528c826a4e78be9b2bff93a8c69f52d5b972c8cc46483534fc4381ff253d5d21a7bd528a9976ad1cd679b9a1369
SHA1 hash: 8b9a2dd17b9ba32b3469fecb166fd49d2612ce96
MD5 hash: 385cdc238071fada4d807027325fb28b
humanhash: yankee-magazine-monkey-virginia
File name:385cdc238071fada4d807027325fb28b.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'028'096 bytes
First seen:2022-11-03 11:38:50 UTC
Last seen:2022-11-03 13:30:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:vT4bu1j1YLnONULU1qTffrCIJ6KQ1qZB4ys6gW7X7/D0iq7B9eGTGG:cbuh2nOaI1cuEhl4yngWHwiKB9eGTGG
Threatray 6'583 similar samples on MalwareBazaar
TLSH T1422522013AE58D54C73E8F3448B3516187717EB6EE61E79B0D842EAE04BBF82C605B5B
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13097/50/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
237
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
385cdc238071fada4d807027325fb28b.exe
Verdict:
Malicious activity
Analysis date:
2022-11-03 11:42:18 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/0d537867-7e62-46be-9ba9-c8ce443c4620

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/327913/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6363df4fee1144603848fc3a/reports/bfe7c51c-5e68-43a9-b0f6-cbe81cb2532a/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/5b5c3c38-0034-4e20-bb62-686565262c85
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1104309
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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
Sigma detected: Remcos
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2022-11-03 09:10:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kiw6sfa467iujhci6q43eo54ko7d3yse4g5pqf3vtnso5x7fvyaa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
4bd1f385e71c2b0c8bb27ce271cfd26c696e3049e3e92cd150ba62666bc6221f
RemcosRAT
4c26268e01117b5cf41d2f14689452912d708e64af0040ed75a40c94b0a943ea
RemcosRAT
592f15fec50eda79baadcb6bc5c4cb79de60e5bb285f20fb8e8927477495f065
RemcosRAT
7f89f38c1c2a3e42e7fe2d1c286816361fe77aa49d1d474de200df6eb2dbda81
RemcosRAT
9d724226a2a3c8676d4a58b64b636d9dcc178c1d40fcf321309afa14505cf285
RemcosRAT
ad87f3ad6fb14d2b79d7b7aac1b38bc04fd20757460da0f02cac139408df9969
RemcosRAT
e1eb708f47303b831f6eb0ddc846e21782e8f727dcb0088fcb997c3bf0d4dbd3
RemcosRAT
e68ebc948356b0560fee06f52939504005fd848a93ccc41b4840c1db318a5409
RemcosRAT
+ 6'573 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehoststar rat
Link:
https://tria.ge/reports/221103-nsbgyscaej/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
41.216.183.226:41900
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/bc622981-3bf5-4895-b95e-d221f7be2bf1
Unpacked files
SH256 hash:
c2d7b0391810e4cf7b597cad25d0243f53feaf80b44efcfd766b55b9c32bb844
MD5 hash:
684706b375b7656b3a92ec9318e5c3b2
SHA1 hash:
c21efd7475583cf7f1259c0360a1a17d8c6acdf9
Link:
https://www.unpac.me/results/c233620a-e75b-4202-8138-f72089dce3e0/
SH256 hash:
339242d1b1a58ff8390ee39fb15bcfc3034462a8f9aef460c0e87169372514eb
MD5 hash:
7417827401d030c27175d0184516e365
SHA1 hash:
b0a4fb7dc6367c806802bbf5f21bc9684a9159ad
Link:
https://www.unpac.me/results/c233620a-e75b-4202-8138-f72089dce3e0/
SH256 hash:
b004491771d05dc604c8f1a7b169673e9b7a7f33c4833bcfa50c5e76b8c9a1d8
MD5 hash:
b30ad3ec69c35a44bd720e88e07e283e
SHA1 hash:
52a834e399eb4fcac0a4bc0b1f53634da776aecf
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/c233620a-e75b-4202-8138-f72089dce3e0/
Parent samples :
8573105c4b67affc024eec0b64c4f4c2f2e7f52d31b5eec059d6d8dc6f0a3743
0de500897b8ed984575c14906255f694bee3fdade7cc369f7c0a51185ec61ba0
76bf90f97131f4b187fbdfce5a1f02224e30a752782cbcd7f9a5d90a043de128
dae79c591e41fac5133e80652d94e8c1cc42e62381a38f2dc11c42360547afe7
f6d04e26f4e1ccafc73107d102606ed5e528fcb2e6451f568241b840152454ee
ac2022d039991daaa6b3f05a7d2324b55247446b4f0b20f0feb36d22fd21d428
522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00
f9dbb342e635717b55ef19c20e7943858acf892e6040a9a4f3609eaa41981bc9
284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/c233620a-e75b-4202-8138-f72089dce3e0/
SH256 hash:
8354a7ad0499febdd288542828ad0355dcb7054c0c518266208e571c5122b0c6
MD5 hash:
6bfc7ce9ec7891d9d8494454332099b5
SHA1 hash:
34fc8cebba035e2cc6d27d636f9655949080bf8e
Link:
https://www.unpac.me/results/c233620a-e75b-4202-8138-f72089dce3e0/
SH256 hash:
522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00
MD5 hash:
385cdc238071fada4d807027325fb28b
SHA1 hash:
8b9a2dd17b9ba32b3469fecb166fd49d2612ce96
Link:
https://www.unpac.me/results/c233620a-e75b-4202-8138-f72089dce3e0/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/522de9141cf7/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/522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00

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:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
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 522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2381420/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/327913/

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