MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577
SHA3-384 hash: b672ca0cd79276312c6ab154755831f244a8137d440e6a732066d44f5396443cc20aa5beea8e216a1938d1ca9ff94912
SHA1 hash: 688268fa77d885e85472606994ad2e406fa8c954
MD5 hash: d86cf9e9501e26f857c84970ceb03144
humanhash: diet-william-uniform-papa
File name:Swift Copy.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'093'120 bytes
First seen:2022-11-09 14:01:17 UTC
Last seen:2022-11-15 11:37:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:B/0Jna1YckFXoBZgjruUCPRb8hGMpPTH2op5Gw:BWna6AOu/ShGMpLW0f
Threatray 2'183 similar samples on MalwareBazaar
TLSH T18035BF201AEE550AF17B5F7C4DF065A589BAFB22162AE46D1850028B0762F3CCF5EF35
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)
Reporter James_inthe_box
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
4
# of downloads :
202
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Swift Copy.exe
Verdict:
Malicious activity
Analysis date:
2022-11-09 14:04:33 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/7efb16cf-5492-4851-9ac2-35bcacf7d3e0

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/331240/
Detection(s):
SecuriteInfo.com.Trojan.Olock.1.12916.5271.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/636bb2dc78c584f3a6d09c32/reports/a041cfc6-d81e-4692-8cd7-77810c9e2ec0/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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/78835d15-9bb6-470d-a485-18bc3a16d5cd
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1109368
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large strings
C2 URLs / IPs found in 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
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: 742046 Sample: Swift Copy.exe Startdate: 09/11/2022 Architecture: WINDOWS Score: 100 36 Malicious sample detected (through community Yara rule) 2->36 38 Sigma detected: Scheduled temp file as task from temp location 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 9 other signatures 2->42 7 Swift Copy.exe 6 2->7         started        11 TgTKyxZmZwyGio.exe 5 2->11         started        process3 file4 26 C:\Users\user\AppData\...\TgTKyxZmZwyGio.exe, PE32 7->26 dropped 28 C:\Users\user\AppData\Local\...\tmp4CA1.tmp, XML 7->28 dropped 30 C:\Users\user\AppData\...\Swift Copy.exe.log, ASCII 7->30 dropped 44 Injects a PE file into a foreign processes 7->44 13 Swift Copy.exe 2 14 7->13         started        16 schtasks.exe 1 7->16         started        46 Multi AV Scanner detection for dropped file 11->46 48 Machine Learning detection for dropped file 11->48 18 schtasks.exe 1 11->18         started        20 TgTKyxZmZwyGio.exe 11->20         started        signatures5 process6 dnsIp7 32 geoplugin.net 178.237.33.50, 49715, 80 ATOM86-ASATOM86NL Netherlands 13->32 34 41.216.183.226, 41900, 49714 AS40676US South Africa 13->34 22 conhost.exe 16->22         started        24 conhost.exe 18->24         started        process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2022-11-08 14:15:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
21 of 26 (80.77%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fbdutiscy7oo43k7rvy3wtpbftf4p55myjfi7n4vqwnqhe7sgv3q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
02232dd152bdb1747266d1e0970e37b243dcf2c75abedcab3ded8e04ee2868f0
RemcosRAT
4cb15f4e611f8c409972d839bf3ac9981be532d943ce81540bef9c8ec4d625e8
RemcosRAT
58d5e75956574ad0a933ef2c4edaeeb7f601d3360e14ea8bb9a3c2d19e71f974
RemcosRAT
592f15fec50eda79baadcb6bc5c4cb79de60e5bb285f20fb8e8927477495f065
RemcosRAT
790b3b8530edbb84ca3a96c2dead6309fd0c12e7f2c08083fc363fe7588d4000
RemcosRAT
80c597171ff8c2ac89f2c1f1a0db46d8dd6450e537e564a74151ab34fe3bfec0
RemcosRAT
84710414bcb3ded3b23c6c53c0cf39a85d22407d6b543f50f5d633ff1c757ca0
RemcosRAT
b7cc11f42808bc13ea70def8382654e7c9294eb30c42ed29d5eb9f2d7bbf9514
RemcosRAT
fdd7d96b0a21a1cc73dec6865c08f961b1a6bc21bfebd2d89a37c8bc37abde9b
RemcosRAT
+ 2'173 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/221109-rb4zqabagk/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Remcos
Malware Config
C2 Extraction:
41.216.183.226:41900
Unpacked files
SH256 hash:
a327516357b9fa1a75753b3fbd0030e13f374be7cefcdf983d0b731f278b0c59
MD5 hash:
404efdeb9931733904da07f96fabeb72
SHA1 hash:
7ce363cd612f1d9a90b33ec196c4d0a49cdaee02
Link:
https://www.unpac.me/results/a6ad3074-ebab-46ab-9f87-38119293016d/
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/a6ad3074-ebab-46ab-9f87-38119293016d/
Parent samples :
8573105c4b67affc024eec0b64c4f4c2f2e7f52d31b5eec059d6d8dc6f0a3743
0de500897b8ed984575c14906255f694bee3fdade7cc369f7c0a51185ec61ba0
76bf90f97131f4b187fbdfce5a1f02224e30a752782cbcd7f9a5d90a043de128
dae79c591e41fac5133e80652d94e8c1cc42e62381a38f2dc11c42360547afe7
f6d04e26f4e1ccafc73107d102606ed5e528fcb2e6451f568241b840152454ee
ac2022d039991daaa6b3f05a7d2324b55247446b4f0b20f0feb36d22fd21d428
522de9141cf7d1449c48f439b23bbc53be3de244e1baf817759b64eedfe5ae00
f9dbb342e635717b55ef19c20e7943858acf892e6040a9a4f3609eaa41981bc9
284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577
SH256 hash:
5a25adc119a0f7d31005ef288d921997df729dbb524ac1fa1f7f56050fdafc1e
MD5 hash:
e851aad54dbcb1eb219d0e6bb312a38c
SHA1 hash:
2a90f76ba0cce610c9e6c3537532efe638b15bc2
Link:
https://www.unpac.me/results/a6ad3074-ebab-46ab-9f87-38119293016d/
SH256 hash:
284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577
MD5 hash:
d86cf9e9501e26f857c84970ceb03144
SHA1 hash:
688268fa77d885e85472606994ad2e406fa8c954
Link:
https://www.unpac.me/results/a6ad3074-ebab-46ab-9f87-38119293016d/
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/284749a242c7dcee6d5f8d71bb4de12ccbc7f7acc24a8fb795859b0393f23577

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/331240/

Comments