MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc635fd5919c6fa88ef25ba495002828d58c4b6f447330f1af0b0bece5f3d3bd. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dc635fd5919c6fa88ef25ba495002828d58c4b6f447330f1af0b0bece5f3d3bd
SHA3-384 hash: a71f53787f469d63ca019c11828a035246e70ec57c02af83a7fc7b0785d404ce0de327b6e21a15831032bcd196c95003
SHA1 hash: ea3ba6e45eba405e391d9e223fdbd52e5a4b3e70
MD5 hash: 42e01d68d3fdd2bd49abd080cc223e97
humanhash: zulu-black-minnesota-eight
File name:SecuriteInfo.com.Win32.DropperX-gen.24977.8680
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'069'568 bytes
First seen:2023-01-13 09:28:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:vz3Z5kYsnLyRqspMrYQ+bJHWCTBxLuL3OHGxHAS:rJ5kYCWIsY2bwCTBJuL3EuR
Threatray 3'103 similar samples on MalwareBazaar
TLSH T16D35E13656EA4309C88B0B33861DA19EA37F6C243F24A1156BC77255B0339DEDCF6B49
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 050559c9190a4460 (13 x RemcosRAT, 5 x AgentTesla, 3 x Formbook)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
190
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.DropperX-gen.24977.8680
Verdict:
Malicious activity
Analysis date:
2023-01-13 09:29:28 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/4cc044d7-981e-4872-b74f-8170b9fabf45

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/352531/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.24977.8680.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63c1245fde614a115a15f4f4/reports/645fa18a-4bb8-4e57-8779-93f841abe072/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/b79c4186-b7ba-43b2-8c21-fd463b2a01c7
Result
Threat name:
Remcos, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1150938
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Encrypted powershell cmdline option found
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Costura Assembly Loader
Yara detected Remcos RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 783670 Sample: SecuriteInfo.com.Win32.Drop... Startdate: 13/01/2023 Architecture: WINDOWS Score: 100 46 Multi AV Scanner detection for domain / URL 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 11 other signatures 2->52 7 SecuriteInfo.com.Win32.DropperX-gen.24977.8680.exe 1 7 2->7         started        11 Erbonoxoqa.exe 4 2->11         started        13 Erbonoxoqa.exe 3 2->13         started        process3 file4 34 C:\Users\user\AppData\...rbonoxoqa.exe, PE32 7->34 dropped 36 C:\Users\...rbonoxoqa.exe:Zone.Identifier, ASCII 7->36 dropped 38 SecuriteInfo.com.W....24977.8680.exe.log, ASCII 7->38 dropped 54 Encrypted powershell cmdline option found 7->54 56 Injects a PE file into a foreign processes 7->56 15 SecuriteInfo.com.Win32.DropperX-gen.24977.8680.exe 2 7->15         started        18 powershell.exe 15 7->18         started        58 Antivirus detection for dropped file 11->58 60 Multi AV Scanner detection for dropped file 11->60 62 Machine Learning detection for dropped file 11->62 20 powershell.exe 15 11->20         started        22 Erbonoxoqa.exe 11->22         started        24 powershell.exe 13 13->24         started        26 Erbonoxoqa.exe 13->26         started        signatures5 process6 dnsIp7 40 217.64.127.195, 52651 M247GB United Kingdom 15->40 42 10.5.247.128, 52651 unknown unknown 15->42 44 127.0.0.1 unknown unknown 15->44 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        32 conhost.exe 24->32         started        process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dc635fd5919c6fa88ef25ba495002828d58c4b6f447330f1af0b0bece5f3d3bd/
Threat name:
Win32.Trojan.Scarsi
Create hunting rule
Status:
Malicious
First seen:
2023-01-13 09:29:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3rrv7vmrtrx2rdxslosjkabifdkyys3pirztb4npbmf6zzpt2o6q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
1136869b303bfb491fda58869c898c19d9086fe34fd752018e49804481c6fbb1
RemcosRAT
3295f919ddb679de8609a7ca26fd3285d07568037a5a35ca1f4439fe40aed1f9
RemcosRAT
6da6fa5a959ad50302b32db9fad3862abcbd0597402941d66935203300d52821
RemcosRAT
7965e9813714dba016ee3034616a12092c71818443a0c269d3ab8791b9883eec
RemcosRAT
a3ee09ce29be074b29f2ea1a0eb126bc907c93aed40b880f00eb0b8ee59b8d2c
RemcosRAT
c0a5183fb178f4734580069f8697419dd8883a88bf69e57a2edb109d15d5cc9d
RemcosRAT
cea71d83aeb6a4257e6d8738fe3e18d530f0f060d59e6a9c817eb93ae3175fb3
RemcosRAT
d0d03da3e2d11c18da8588b4061ea885005160f3bfb0f30f62aa582285ed2e9f
RemcosRAT
eac172cbeaa29cd3fe3dc4980e58f9f3765644d484bd0bed19c61a2c42c515e0
RemcosRAT
+ 3'093 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:sam ogb persistence rat
Link:
https://tria.ge/reports/230113-lfww1sfh44/
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:
217.64.127.195:52651
127.0.0.1:52651
10.5.247.128:52651
Unpacked files
SH256 hash:
efe40d2b559e9e86efa7fc14e7b65c4d8dc5add28205cbc43df24366b2569372
MD5 hash:
082f5b096ea6ec61f5eb67fd889110f6
SHA1 hash:
a4bb219e6e0b2123205036c0b095e27e72da8bbb
Link:
https://www.unpac.me/results/28e64dc1-4e64-41ea-ba2f-86e61b25a0e4/
SH256 hash:
dc635fd5919c6fa88ef25ba495002828d58c4b6f447330f1af0b0bece5f3d3bd
MD5 hash:
42e01d68d3fdd2bd49abd080cc223e97
SHA1 hash:
ea3ba6e45eba405e391d9e223fdbd52e5a4b3e70
Link:
https://www.unpac.me/results/28e64dc1-4e64-41ea-ba2f-86e61b25a0e4/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/dc635fd5919c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/dc635fd5919c6fa88ef25ba495002828d58c4b6f447330f1af0b0bece5f3d3bd

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/352531/

Comments