MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724
SHA3-384 hash: 0b56692a7b0e05fe538cfd6764f5724ca61fad9e127452da8c3708f80d5294a100c18f53978e893418621031000dae7a
SHA1 hash: c78e38ba6810a7612d766d6479c982e6e50a21f5
MD5 hash: ae80c1f15deb84821660d6ccdc3248cc
humanhash: xray-hawaii-ceiling-west
File name:24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'096'704 bytes
First seen:2023-01-06 10:53:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:by82iNb3bOOLEZtpyqR/WkVBbrIfgc0l91ebvKme79V1jr45s:e81t3xYZTROiBHI4lTebvKmsVgs
Threatray 2'407 similar samples on MalwareBazaar
TLSH T11435E83C48F81A37B1B2D1E8DFC08D67B11A90237186AD7585E317AA07CAE5675CB13E
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter adrian__luca
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
190
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724
Verdict:
Malicious activity
Analysis date:
2023-01-06 10:55:12 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/c07d3b2e-d8cb-4521-9d9a-ea6dd099ef2f

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/349983/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Running batch commands
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63b7fdcb06f34cc0fa52b2b7/reports/502fe9e6-b5e7-45fc-a94d-1fd3dc3204c4/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/78cf4088-f173-4172-88ca-a496ff43afeb
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1146203
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus detection for dropped file
C2 URLs / IPs found in 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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 778935 Sample: 1D1HSd6tSt.exe Startdate: 06/01/2023 Architecture: WINDOWS Score: 100 83 Multi AV Scanner detection for domain / URL 2->83 85 Malicious sample detected (through community Yara rule) 2->85 87 Antivirus detection for dropped file 2->87 89 12 other signatures 2->89 11 1D1HSd6tSt.exe 6 2->11         started        15 OwyfbzA.exe 5 2->15         started        17 remcos.exe 2->17         started        19 2 other processes 2->19 process3 file4 73 C:\Users\user\AppData\Roaming\OwyfbzA.exe, PE32 11->73 dropped 75 C:\Users\user\AppData\Local\...\tmp646A.tmp, XML 11->75 dropped 77 C:\Users\user\AppData\...\1D1HSd6tSt.exe.log, ASCII 11->77 dropped 97 Uses schtasks.exe or at.exe to add and modify task schedules 11->97 99 Injects a PE file into a foreign processes 11->99 21 1D1HSd6tSt.exe 5 5 11->21         started        24 schtasks.exe 1 11->24         started        101 Multi AV Scanner detection for dropped file 15->101 103 Machine Learning detection for dropped file 15->103 26 schtasks.exe 15->26         started        28 OwyfbzA.exe 15->28         started        30 schtasks.exe 17->30         started        36 2 other processes 17->36 32 schtasks.exe 19->32         started        34 schtasks.exe 19->34         started        38 2 other processes 19->38 signatures5 process6 file7 67 C:\Users\user\AppData\Roaming\...\remcos.exe, PE32 21->67 dropped 69 C:\Users\user\...\remcos.exe:Zone.Identifier, ASCII 21->69 dropped 71 C:\Users\user\AppData\Local\...\install.vbs, data 21->71 dropped 40 wscript.exe 1 21->40         started        42 conhost.exe 24->42         started        44 conhost.exe 26->44         started        46 conhost.exe 30->46         started        48 conhost.exe 32->48         started        50 conhost.exe 34->50         started        process8 process9 52 cmd.exe 1 40->52         started        process10 54 remcos.exe 5 52->54         started        57 conhost.exe 52->57         started        signatures11 91 Multi AV Scanner detection for dropped file 54->91 93 Machine Learning detection for dropped file 54->93 95 Injects a PE file into a foreign processes 54->95 59 remcos.exe 54->59         started        63 schtasks.exe 54->63         started        process12 dnsIp13 79 brremcoz1.ddns.net 145.239.202.124, 3270, 49698 OVHFR France 59->79 81 geoplugin.net 178.237.33.50, 49699, 80 ATOM86-ASATOM86NL Netherlands 59->81 105 Installs a global keyboard hook 59->105 65 conhost.exe 63->65         started        signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-12-13 20:23:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
26 of 41 (63.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=etqdr7uvqu354owc3ydzeey24hfqrqkwjaa6bwk45ybcqh5w44sa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
4bd1f385e71c2b0c8bb27ce271cfd26c696e3049e3e92cd150ba62666bc6221f
RemcosRAT
592f15fec50eda79baadcb6bc5c4cb79de60e5bb285f20fb8e8927477495f065
RemcosRAT
7f89f38c1c2a3e42e7fe2d1c286816361fe77aa49d1d474de200df6eb2dbda81
RemcosRAT
9d724226a2a3c8676d4a58b64b636d9dcc178c1d40fcf321309afa14505cf285
RemcosRAT
a0a124777df35d015c84f61af9a8e4d0dba82120a30fa031b73b885a13d88214
RemcosRAT
ad87f3ad6fb14d2b79d7b7aac1b38bc04fd20757460da0f02cac139408df9969
RemcosRAT
e1eb708f47303b831f6eb0ddc846e21782e8f727dcb0088fcb997c3bf0d4dbd3
RemcosRAT
e68ebc948356b0560fee06f52939504005fd848a93ccc41b4840c1db318a5409
RemcosRAT
+ 2'397 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost persistence rat
Link:
https://tria.ge/reports/230106-mzjlgabd8z/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
brremcoz1.ddns.net:3270
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9f6ef7bc-5d4d-4ce2-9062-118afcf94cae
Unpacked files
SH256 hash:
a327516357b9fa1a75753b3fbd0030e13f374be7cefcdf983d0b731f278b0c59
MD5 hash:
404efdeb9931733904da07f96fabeb72
SHA1 hash:
7ce363cd612f1d9a90b33ec196c4d0a49cdaee02
Link:
https://www.unpac.me/results/8b35df34-fbcc-48c4-a265-870d826cd66c/
SH256 hash:
03e5e03a5a3c9c08437d5c33c2c63b12bbad663511c921761012e53b9296c678
MD5 hash:
b5cff700adbaee6d096dad2cc6efd1e8
SHA1 hash:
38d16cba0d95be58afdf428ae7beaeaa73740de0
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/8b35df34-fbcc-48c4-a265-870d826cd66c/
Parent samples :
c2013fad6a1941c7f9958fb93cb178ff4fa76fcc698f0aef9260f68798c2f626
24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724
f5b86bcb2e58400f938e94c71a1b1e7b06d6e9bc1749fc1e6f999110e4fc9143
abe27f90a49a7e563fc39eb1e0da5c0327e490aefe6638fa4dfa50fea16c42d2
3e5978c46162ecb05c51d7fff9ec6786ac453fff4dba91d906f9ec2f764d87af
d17ccb455ee24cc30f0bb0bdbfe244a388444b82ec069bb0766870b243f03695
SH256 hash:
a989c49a11ef12830c3a33734e5b9b0e21dcedc40e9af5a63e06fc600c2eeb15
MD5 hash:
b012884ca763c5fa6dd5108e38a2a096
SHA1 hash:
369540495cf50e769dfb53733a5b7e5dcb22beed
Link:
https://www.unpac.me/results/8b35df34-fbcc-48c4-a265-870d826cd66c/
SH256 hash:
24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724
MD5 hash:
ae80c1f15deb84821660d6ccdc3248cc
SHA1 hash:
c78e38ba6810a7612d766d6479c982e6e50a21f5
Link:
https://www.unpac.me/results/8b35df34-fbcc-48c4-a265-870d826cd66c/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/24e038fe9585/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/24e038fe958537de3ac2de0792131ae1cb08c1564801e0d95cee02281fb6e724

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.

Cape
Cape
https://www.capesandbox.com/analysis/349983/

Comments