MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f384a96582763be490ea4eeed6d3f10291d7df964f64db077b4d10697149a7da. 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 2 File information Comments

SHA256 hash: f384a96582763be490ea4eeed6d3f10291d7df964f64db077b4d10697149a7da
SHA3-384 hash: efbab43d35f82f9466fa41271ddda220f07a41a21b49ef09509ca4b68fd9391f21221c151fab41a8f20b90506a6e9f38
SHA1 hash: 35c361a8bfdb894e80fe99728e60ad7d08745af1
MD5 hash: de9784a4f56eaf8affc96754a15a5cd3
humanhash: mockingbird-connecticut-wisconsin-artist
File name:f384a96582763be490ea4eeed6d3f10291d7df964f64db077b4d10697149a7da
Download: download sample
Signature RemcosRAT
File size:950'272 bytes
First seen:2022-08-05 12:58:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (31'208 x AgentTesla, 10'508 x Formbook, 5'466 x SnakeKeylogger)
ssdeep 12288:4Rb0kj3oTB2b2UVFdPBGjIKHfrLPVPf1cLlq+R3rU8weZd+ydGRuwJGdaTuM18N5:4RA0siGjIKHf/NH1eFR7U8wWkTRk
TLSH T15D155A99369071EFC857C976CA682C50FB31B576930FD207A45322ADAE0D6ABDF101F2
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13101/52/3)
8.6% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 7979678ccc36a389 (1 x AgentTesla, 1 x RemcosRAT)
Reporter @adrian__luca
Tags:exe RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
356
Origin country :
HU HU
Mail intelligence
No data
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f384a96582763be490ea4eeed6d3f10291d7df964f64db077b4d10697149a7da
Verdict:
Malicious activity
Analysis date:
2022-08-05 12:58:01 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
–°reating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 679299 Sample: s0VxndYXq0 Startdate: 05/08/2022 Architecture: WINDOWS Score: 100 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 7 other signatures 2->58 9 s0VxndYXq0.exe 3 2->9         started        13 remcos.exe 2 2->13         started        15 remcos.exe 2 2->15         started        process3 file4 46 C:\Users\user\AppData\...\s0VxndYXq0.exe.log, ASCII 9->46 dropped 64 Injects a PE file into a foreign processes 9->64 17 s0VxndYXq0.exe 1 5 9->17         started        20 remcos.exe 13->20         started        22 remcos.exe 15->22         started        signatures5 process6 file7 42 C:\Users\user\remcos\remcos.exe, PE32 17->42 dropped 44 C:\Users\user\...\remcos.exe:Zone.Identifier, ASCII 17->44 dropped 24 cmd.exe 1 17->24         started        process8 signatures9 60 Uses ping.exe to sleep 24->60 62 Uses ping.exe to check the status of other devices and networks 24->62 27 remcos.exe 3 24->27         started        30 PING.EXE 1 24->30         started        33 conhost.exe 24->33         started        process10 dnsIp11 66 Antivirus detection for dropped file 27->66 68 Multi AV Scanner detection for dropped file 27->68 70 Machine Learning detection for dropped file 27->70 72 Injects a PE file into a foreign processes 27->72 35 remcos.exe 1 2 27->35         started        38 remcos.exe 27->38         started        40 remcos.exe 27->40         started        50 127.0.0.1 unknown unknown 30->50 signatures12 process13 dnsIp14 48 79.134.225.97, 49765, 49770, 49772 FINK-TELECOM-SERVICESCH Switzerland 35->48
Threat name:
ByteCode-MSIL.Spyware.Noon
Status:
Malicious
First seen:
2022-08-01 13:03:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
18 of 26 (69.23%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:host persistence rat
Behaviour
Runs ping.exe
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
79.134.225.97:8600
Unpacked files
SH256 hash:
8b665133913552a01fd34175386603218db880915efac9bb6ed44bde3fa42f37
MD5 hash:
b5bd17d18be305d780338449a71f47e8
SHA1 hash:
5ff7c56a12f7fc961d365549e82177fa4bd2cc32
Detections:
win_remcos_g0 win_remcos_auto
SH256 hash:
c261b3866d85cef1809e6d4647ccb302781a89937764d451af77e2453ecc00ee
MD5 hash:
71ae354b82ed11e9f0c1ad7ef5aa1633
SHA1 hash:
13c5d77dab1758b682e11668e882ee9e3081aaa6
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
SH256 hash:
9a1a00a9c01ec767a0c2e40f8823790b2c50612b494e5c7f8981035a435a1bec
MD5 hash:
7a67f30376534220d4acb0de4f22a0a8
SHA1 hash:
72b3850d8971f5c8e5435cf4dbc37460ed490f87
SH256 hash:
5a51105a26217a1974461f91c99e0bc8690b27c2f8ba024390bfd83ccbd859d1
MD5 hash:
ae52c82ac5f32b49c50f02e06f7f7b96
SHA1 hash:
14a91cdf2b68c708eb0b8394fd94275ac8d2b867
SH256 hash:
f384a96582763be490ea4eeed6d3f10291d7df964f64db077b4d10697149a7da
MD5 hash:
de9784a4f56eaf8affc96754a15a5cd3
SHA1 hash:
35c361a8bfdb894e80fe99728e60ad7d08745af1

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments