MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1ebb5b1ac3f9290675988d32ee609547286ac4453ae7e6605fc64f6247880d1. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1ebb5b1ac3f9290675988d32ee609547286ac4453ae7e6605fc64f6247880d1
SHA3-384 hash: 2440346e106c3b6f03da507e300853daf164825139eb6a5cf2675bbf9090461d106a930e7d47279928032f7246439eff
SHA1 hash: 6160b6ee0616903ca65069936b4cea40c39e5782
MD5 hash: 582d680b9c0992d9fa7b87f58f73f0d5
humanhash: three-virginia-wolfram-iowa
File name:582d680b9c0992d9fa7b87f58f73f0d5
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:2'323'968 bytes
First seen:2022-11-14 13:30:02 UTC
Last seen:2022-11-14 15:38:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 49152:yE936uy0nQ0I7mq3aBd/yy6cnE52rbSwFQ2lEilK8V:D936c0qNJ6cE5mjizilKM
Threatray 12'303 similar samples on MalwareBazaar
TLSH T108B5338E7BCC7537E9817A350E512948F7E6EC8787654B86AD5B80430C92F0BF2A2E15
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)
File icon (PE):PE icon
dhash icon 00b28eabababa600 (5 x RemcosRAT, 3 x AsyncRAT, 2 x RedLineStealer)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Draft_SOA_Payment form.xls
Verdict:
Malicious activity
Analysis date:
2022-11-14 13:05:53 UTC
Tags:
macros trojan opendir exploit cve-2017-11882 loader
Link:
https://app.any.run/tasks/eb2be857-96b8-4cef-9cca-bf2618319eef

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/333766/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.24928.2708.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/637242dd65b4ed3de8c83f9f/reports/698bd41f-6f6d-44fd-a475-3c24c2bcc291/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/b4a1de30-e135-4eb9-a9f7-fc4966a80e55
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1113015
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Encrypted powershell cmdline option found
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Potential dropper URLs found in powershell memory
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 745713 Sample: ubq6AY8T1D.exe Startdate: 14/11/2022 Architecture: WINDOWS Score: 76 19 geoplugin.net 2->19 21 Antivirus / Scanner detection for submitted sample 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 .NET source code contains potential unpacker 2->25 27 3 other signatures 2->27 8 ubq6AY8T1D.exe 3 2->8         started        signatures3 process4 signatures5 29 Encrypted powershell cmdline option found 8->29 11 powershell.exe 13 8->11         started        13 powershell.exe 16 8->13         started        process6 process7 15 conhost.exe 11->15         started        17 conhost.exe 13->17         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1ebb5b1ac3f9290675988d32ee609547286ac4453ae7e6605fc64f6247880d1/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-11-14 13:31:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 26 (88.46%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uhv3lmnmh6jjaz2zrdjs5zqjkrzinlcekoxh4zqf7rspmjdyqdiq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
masslogger
Create hunting rule
Similar samples:
31edb5c9a0590d100f941cfcb0c142abf141fba4a90c6bddb6c7fc59b4475f28
RemcosRAT
4bd1f385e71c2b0c8bb27ce271cfd26c696e3049e3e92cd150ba62666bc6221f
RemcosRAT
592f15fec50eda79baadcb6bc5c4cb79de60e5bb285f20fb8e8927477495f065
RemcosRAT
7f89f38c1c2a3e42e7fe2d1c286816361fe77aa49d1d474de200df6eb2dbda81
RemcosRAT
7fe73c463ac777aa61709aa357a27b09d8faae7833219399c3a92c6f692c11f4
RemcosRAT
9432004daa7e7748848e802b7a769efe47f147d54fcad12471d03d261c3bc5c0
RemcosRAT
9d724226a2a3c8676d4a58b64b636d9dcc178c1d40fcf321309afa14505cf285
RemcosRAT
ad87f3ad6fb14d2b79d7b7aac1b38bc04fd20757460da0f02cac139408df9969
RemcosRAT
e1eb708f47303b831f6eb0ddc846e21782e8f727dcb0088fcb997c3bf0d4dbd3
RemcosRAT
e68ebc948356b0560fee06f52939504005fd848a93ccc41b4840c1db318a5409
RemcosRAT
+ 12'293 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:sure rat
Link:
https://tria.ge/reports/221114-qrtcgsgb7s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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:
107.174.202.148:14207
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ec0aad37-e926-43b0-b1bd-00ce97ee5851
Unpacked files
SH256 hash:
b3db009077e3c568f8aa8b0c2f7cc0f53e6570b11bab0cbb3f312cde91758244
MD5 hash:
f8cfc6a44cba2db28aa4df44d250a16b
SHA1 hash:
2f03f6769979c5303a13a3e65d7bf8cdf98d273d
Link:
https://www.unpac.me/results/8a5d0a31-5df0-4a24-9bad-40acc304cd07/
SH256 hash:
a1ebb5b1ac3f9290675988d32ee609547286ac4453ae7e6605fc64f6247880d1
MD5 hash:
582d680b9c0992d9fa7b87f58f73f0d5
SHA1 hash:
6160b6ee0616903ca65069936b4cea40c39e5782
Link:
https://www.unpac.me/results/8a5d0a31-5df0-4a24-9bad-40acc304cd07/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a1ebb5b1ac3f9290675988d32ee609547286ac4453ae7e6605fc64f6247880d1

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.

Web download

RemcosRAT

Executable exe a1ebb5b1ac3f9290675988d32ee609547286ac4453ae7e6605fc64f6247880d1

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/333766/
  
URLhaus
https://urlhaus.abuse.ch/url/2410664/

Comments


Avatar
zbet commented on 2022-11-14 13:30:05 UTC

url : hxxp://198.46.142.144/17/vbc.exe