MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63
SHA3-384 hash: e6ae648dbc85b31b94995b55406efbe15b37757eb108bcd1fbbdebc8308de6c1903e59048fa205425ac861dbb2c72617
SHA1 hash: 00002ec37fa9609e2dd7bc3b0b8e46db76040fe3
MD5 hash: 6e58b1ebcf831eb7f50ded5fd4969ffd
humanhash: twenty-muppet-fish-enemy
File name:Solicitud de cotización (Universidad La Salle) 744SA - 265MX.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:9'728 bytes
First seen:2023-05-30 06:31:52 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 192:ANQPfhLNLHgVQLmZKodYr/C6/24zZSa/hiA2UP8mmILgmN7Xvyw:ANQPfhLNLAOLmZKodatXiyj7fy
Threatray 1'957 similar samples on MalwareBazaar
TLSH T12B12091067E84677D5320B39497F1B80433AEB25D6D6DB1FA880505F5FE33214FA27A9
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 9c3c74c464485445 (8 x RemcosRAT)
Reporter lowmal3
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
263
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Solicitud de cotización (Universidad La Salle) 744SA - 265MX.exe
Verdict:
Malicious activity
Analysis date:
2023-05-30 06:33:49 UTC
Tags:
remcos
Link:
https://app.any.run/tasks/ae99a217-01c8-40bb-a6c8-9249d48bb012

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/393287/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67295142.18371.22957.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
lolbin packed
Link:
https://www.filescan.io/uploads/64759863e464780675a77efe/reports/502a5363-c25d-4dc5-974c-bdbc98dcdd45/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63
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.
Malware family:
PureCrypter
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cf8fcd63-5343-4170-a83c-39884674c7a5
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1245555
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
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)
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 878565 Sample: Solicitud_de_cotizaci#U00f3... Startdate: 30/05/2023 Architecture: WINDOWS Score: 100 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Antivirus detection for URL or domain 2->65 67 8 other signatures 2->67 7 Solicitud_de_cotizaci#U00f3n_(Universidad_La_Salle)_744SA_-_265MX.exe 16 7 2->7         started        12 Iylqcdnbjqv.exe 14 4 2->12         started        14 Iylqcdnbjqv.exe 3 2->14         started        process3 dnsIp4 47 zshqjg.am.files.1drv.com 7->47 49 web.fe.1drv.com 7->49 55 2 other IPs or domains 7->55 37 C:\Users\user\AppData\...\Iylqcdnbjqv.exe, PE32 7->37 dropped 39 C:\Users\...\Iylqcdnbjqv.exe:Zone.Identifier, ASCII 7->39 dropped 41 Solicitud_de_cotiz...4SA_-_265MX.exe.log, ASCII 7->41 dropped 69 Encrypted powershell cmdline option found 7->69 71 Writes to foreign memory regions 7->71 73 Injects a PE file into a foreign processes 7->73 16 aspnet_compiler.exe 3 13 7->16         started        19 powershell.exe 16 7->19         started        21 aspnet_compiler.exe 7->21         started        51 zshqjg.am.files.1drv.com 12->51 57 3 other IPs or domains 12->57 75 Multi AV Scanner detection for dropped file 12->75 77 Machine Learning detection for dropped file 12->77 23 powershell.exe 12->23         started        25 aspnet_compiler.exe 12->25         started        53 zshqjg.am.files.1drv.com 14->53 59 3 other IPs or domains 14->59 27 powershell.exe 14->27         started        29 aspnet_compiler.exe 14->29         started        file5 signatures6 process7 dnsIp8 43 obologs.work.gd 185.156.175.35, 34346, 49699 M247GB Romania 16->43 45 geoplugin.net 178.237.33.50, 49700, 80 ATOM86-ASATOM86NL Netherlands 16->45 31 conhost.exe 19->31         started        33 conhost.exe 23->33         started        35 conhost.exe 27->35         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-29 18:04:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rju4nmhp2657kkguufr34zzrio7qiaq7vl6ma5vkftdt25ui3zrq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
093211c83f13bdaa0ab037352beee293ce3d1e2c023d865c87bd86b61509f3f4
RemcosRAT
44b9c7b495d855d23b1dce528639b2a726a1b89f0f5968df842a508d0f6d3f43
RemcosRAT
648cf8b93fa2f02344ef0ab1684a0e6cfb45b61a21f79890c5183e8068f6a1fa
RemcosRAT
6856d48b94e263e7add9845cdb9077a9bfeb01f6e35f1a1bcacaf5ecba2f6a86
RemcosRAT
755c5cfdaf13b6a255c3b2015da23ce5e634b0e896e13a95b7fe0a97389c8f0d
RemcosRAT
88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50
RemcosRAT
b6c627336f2b88a0eaa3a58ef166fa2c5eed3b409c649a7228b1d3c8573a770b
RemcosRAT
db5aac25dcb71e739e6f5571cb7d10ba2f30c891d4a19307d6bf8c549b2074cb
RemcosRAT
de33fd9d4c89f8d5ffad69cb7743922d8d22f54890f9ca69161edce001cba9ad
RemcosRAT
dfdf69495554eac6436be0c085e8856c7de4aca3eaeb7e503f5ae7ad90a4f0f8
RemcosRAT
+ 1'947 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/230530-hal8vafg52/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Remcos
Malware Config
C2 Extraction:
obologs.work.gd:34346
Unpacked files
SH256 hash:
8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63
MD5 hash:
6e58b1ebcf831eb7f50ded5fd4969ffd
SHA1 hash:
00002ec37fa9609e2dd7bc3b0b8e46db76040fe3
Link:
https://www.unpac.me/results/e12f877c-07d2-4d1f-bd73-848d5cbac2a7/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8a69c6b0efd7/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/8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63

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:MSIL_TinyDownloader_Generic
Create hunting rule
Author:albertzsigovits
Description:Detects small-sized dotNET downloaders
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 8a69c6b0efd7bbf528d4a163be673143bf04021faafcc076aa2cc73d7688de63

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/393287/

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