MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f
SHA3-384 hash: 7b559aa43cb6a76a6fad50a49259d640bfd4d2dd4bb985016adf01667f3a1c433d3a741fe228056e35ed1c320a1dca4f
SHA1 hash: 6cc157be6a544aa581c876b0ae3da67007583272
MD5 hash: c19d596b1798a378a6b446b09490bac6
humanhash: alanine-berlin-idaho-kilo
File name:ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'428'992 bytes
First seen:2022-10-04 11:11:48 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:wDVSydp4++i6NPXu+9Nj1WVSPKwf6CMMSA:wBZU++iFurniwfe4
Threatray 2'145 similar samples on MalwareBazaar
TLSH T13E65012203E69A0ED4525374CDD2C3B19FE84E64E275C24B4FE9FDABF47B169EA00245
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:exe FedEx RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
256
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/316458/
Detection(s):
SecuriteInfo.com.Trojan.MulDrop20.62568.2700.1169.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/633c1504d089a0c15dd502b7/reports/cabaeb51-7350-4304-a8d4-ec51e156a118/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a91327c5-7f44-4739-a177-e7fb7e9181b6
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1083813
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
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 dropped file
Multi AV Scanner detection for submitted file
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 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: 716371 Sample: V FKUMAR.exe Startdate: 05/10/2022 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Sigma detected: Scheduled temp file as task from temp location 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 8 other signatures 2->51 7 V FKUMAR.exe 7 2->7         started        11 TXLBIQL.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\Roaming\TXLBIQL.exe, PE32 7->35 dropped 37 C:\Users\user\...\TXLBIQL.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmp7B9D.tmp, XML 7->39 dropped 41 C:\Users\user\AppData\...\V FKUMAR.exe.log, ASCII 7->41 dropped 53 Adds a directory exclusion to Windows Defender 7->53 55 Injects a PE file into a foreign processes 7->55 13 V FKUMAR.exe 2 2 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        27 2 other processes 7->27 57 Multi AV Scanner detection for dropped file 11->57 59 Machine Learning detection for dropped file 11->59 21 schtasks.exe 1 11->21         started        23 TXLBIQL.exe 11->23         started        25 TXLBIQL.exe 11->25         started        signatures5 process6 dnsIp7 43 45.66.151.212, 1960 ASDETUKhttpwwwheficedcomGB Lithuania 13->43 61 Installs a global keyboard hook 13->61 29 conhost.exe 17->29         started        31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        signatures8 process9
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-10-04 11:12:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gmeuednezshjdptrxwlkjax5fnke4ky52dk2rydvwph6towbsv7q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
04a15b34b627794caf34f7277c8663ea7a75d32576f6484dc85ba2bfcbe39bfd
RemcosRAT
0773f517b40992fd3e6291eb906558588f1de9e3887bb2433f95bb4ea9f5904a
RemcosRAT
3ab2ca682019279e28525a8ff1a72e08badba1c0f3012f926bad1528b2b0944a
RemcosRAT
3e0bcdfffded9aaede7644824841490767cf472e2dafebdc04b090870853d8ac
RemcosRAT
70d6e951bd55244ca98fe522042be5209783c38dbe261d9f4c577da2cc6939cd
RemcosRAT
788a6a0d67e10a4235043d0f12cc5841ab77bac0518842aea964e720318f674d
RemcosRAT
a4f1f9124305cce82a6b8c70ccde9b4d646103f5b320bd766ad53fcd5a19ff08
RemcosRAT
c751eef24ba7492781e43c5034f1175ec098ebc72602e68822fd4c09cac0b9bb
RemcosRAT
da780e7f18a59bf4184769099656b951986ff9915e684a7d9c063f471f4f6876
RemcosRAT
+ 2'135 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost reff rat
Link:
https://tria.ge/reports/221004-natwksbacl/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Remcos
Malware Config
C2 Extraction:
45.66.151.212:1960
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4711f049-b55e-4c85-ad25-c9113a85eb42
Unpacked files
SH256 hash:
a04c799fa302c78d04acc3b4be8ccbde2f7fa00fe515daf18a2fc7e65fad3b13
MD5 hash:
d76812ec4cbc45e1e26ed36691596f7e
SHA1 hash:
c854fe9792694fb464a0bed51c737ff61ccef736
Link:
https://www.unpac.me/results/68554ec0-744c-4b01-94bc-57cb653fc947/
SH256 hash:
214db5d20817ffe3430c56ca75c7ec95b9d747421152170fc97b396ae375883e
MD5 hash:
eb540b7a34beb82566dae97f1b4c3dde
SHA1 hash:
982b3bcac6185e45aa0984947609fbb9e6370ef1
Link:
https://www.unpac.me/results/68554ec0-744c-4b01-94bc-57cb653fc947/
SH256 hash:
f633e083a7dfd39b1566eaecd7d17d19caaaf6f0a2e9112f967d55d8bd786d19
MD5 hash:
888f1df91791e72cd3fe6300c4d4a3a3
SHA1 hash:
4f799a50e6233d84b81ca8f283dbd023d501d075
Detections:
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/68554ec0-744c-4b01-94bc-57cb653fc947/
SH256 hash:
b489ee6f76e52eb1def5c999689f710e22e0985253aba79f13d46d12c9cf256b
MD5 hash:
43d2c5556151cdda2ba170d771c2c6d9
SHA1 hash:
448c87e3aedead93fbf5cb413e8769618e17c684
Link:
https://www.unpac.me/results/68554ec0-744c-4b01-94bc-57cb653fc947/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/68554ec0-744c-4b01-94bc-57cb653fc947/
SH256 hash:
3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f
MD5 hash:
c19d596b1798a378a6b446b09490bac6
SHA1 hash:
6cc157be6a544aa581c876b0ae3da67007583272
Link:
https://www.unpac.me/results/68554ec0-744c-4b01-94bc-57cb653fc947/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3309420da4cc/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/3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f

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/316458/

Comments