MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 383f6ffeb727943af4e96cc93ab2615b14fd8b09c7e376aebc455ef82913f07f. 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: 383f6ffeb727943af4e96cc93ab2615b14fd8b09c7e376aebc455ef82913f07f
SHA3-384 hash: e5937fb48ef8a480f375c335597a2aaf33b111f93daf273df8b2be93bc01f4aba506296e75ca2ec94587e562e605daf2
SHA1 hash: cc8c7a739fb0a26e6d0e55f5107fc76ea3345a10
MD5 hash: 57f76540f090fe4e9e5141317a8136e1
humanhash: oscar-artist-nebraska-vegan
File name:FRT-2022-DDSP00001-B(01).exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'048'064 bytes
First seen:2022-09-26 08:00:33 UTC
Last seen:2022-10-04 10:29:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:x/yEifpu0utgokp/WWd/HRmwQkuL5v6YNHC/AAyRp3LBBTgqKmdUsF:ByEihvuFBWhswnuLXM/AAUpsq4sF
TLSH T1E925F1370BEA8F47E11576B8D5D0C2F6A7A8CD10E567C3976BCAAC2FF05A0658B60350
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 RAT RemcosRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
241
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/313467/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.389.3507.6176.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63315cc626a88abc7d2a1049/reports/192661cb-45de-4443-95df-e06d08c02974/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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2f74ef5a-2077-4ab6-a856-c3ad82440662
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1078799
Signature
.NET source code contains potential unpacker
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/383f6ffeb727943af4e96cc93ab2615b14fd8b09c7e376aebc455ef82913f07f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-26 02:18:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
25 of 39 (64.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ha7w77vxe6kdv5hjntetvmtblmkp3cyjy7rxnlv4ivppqkit6b7q._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:new rem stub collection rat spyware stealer
Link:
https://tria.ge/reports/220926-jwj62sbbdn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Reads user/profile data of web browsers
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
valvesco.duckdns.org:5050
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b399c08e-39c6-4fed-82be-529b633ea437
Unpacked files
SH256 hash:
c289ec2f57b341220c33145c8b6474d1011d387ab39dacb7b17d69c359548448
MD5 hash:
bd2adeed00397e7545a539d761458af9
SHA1 hash:
b5a1cbca39c6923308f914accf611771996f7097
Detections:
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/d6098e32-fb98-4166-85a1-416afa01a4d4/
Parent samples :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 hash:
4f200b57a5dda42537613201efa5ae10c74281f0037d7dd038a776d680c2ba0d
MD5 hash:
58d76850b9bd89d6b742928f1a7b9f30
SHA1 hash:
8b5b1f8d73b96bc3ddce2e637419323b2b0d0e9b
Link:
https://www.unpac.me/results/d6098e32-fb98-4166-85a1-416afa01a4d4/
SH256 hash:
2470b39032f6182252039c88199016566b0de30c6aa02163a143427afedd12af
MD5 hash:
c3a1924684ca30ed22234ce1d9111dfc
SHA1 hash:
7347706241422758c06440fd6044ae4e042b456b
Link:
https://www.unpac.me/results/d6098e32-fb98-4166-85a1-416afa01a4d4/
SH256 hash:
5d2ba808641a64ede8cd84a25aef5a4b0f1cb014600fd6cb8386d8ef605f403e
MD5 hash:
860adee123fdf3e686fbe25be77f7f40
SHA1 hash:
6e15731592a884b557b203cdb6a33fe8f824b830
Link:
https://www.unpac.me/results/d6098e32-fb98-4166-85a1-416afa01a4d4/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/d6098e32-fb98-4166-85a1-416afa01a4d4/
SH256 hash:
383f6ffeb727943af4e96cc93ab2615b14fd8b09c7e376aebc455ef82913f07f
MD5 hash:
57f76540f090fe4e9e5141317a8136e1
SHA1 hash:
cc8c7a739fb0a26e6d0e55f5107fc76ea3345a10
Link:
https://www.unpac.me/results/d6098e32-fb98-4166-85a1-416afa01a4d4/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/383f6ffeb727/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/383f6ffeb727943af4e96cc93ab2615b14fd8b09c7e376aebc455ef82913f07f

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/313467/

Comments