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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b375ac89f9a37d4d9376e498a86de7ee251fd77374a411bd0d34f2d6f73e1f1d. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments

SHA256 hash: b375ac89f9a37d4d9376e498a86de7ee251fd77374a411bd0d34f2d6f73e1f1d
SHA3-384 hash: 52b3359b7a15e81535f959287812e3bcca2a0691a12585585d80069fe5ff2f180d70a3a274907a42b0b1f3654cbf1ebe
SHA1 hash: 7ffd21df8e4e386616e258180549d9fbb87c2460
MD5 hash: 22b86f885bbab9f6b5288e726d52a2ee
humanhash: michigan-golf-twelve-summer
File name:xdH6Yk67sRYE.exe
Download: download sample
Signature RemcosRAT
File size:477'184 bytes
First seen:2022-08-16 06:23:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f9ee72c530e85b767a4ed3391690eadf (25 x RemcosRAT, 1 x Vjw0rm)
ssdeep 12288:ufCa8/Vs8aGksOT3hysn1FrdhsfZyOON:Q7GVs8aGpO1FrdAZ7u
TLSH T155A4AE11BAD2C072D57165300D36EB76DABCBC3029354A7BB3D65D5BFD30180AB2A6B2
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon c4d48eaa8ad4d4f8 (1'213 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter pmelson
Tags:exe remcos RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
263
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
xdH6Yk67sRYE.exe
Verdict:
Malicious activity
Analysis date:
2022-08-16 06:25:45 UTC
Tags:
keylogger remcos

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

Behaviour
Searching for the window
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe eventvwr.exe fingerprint greyware keylogger rat remcos shell32.dll
Result
Threat name:
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2022-08-16 06:24:08 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:roda8
Behaviour
Suspicious use of SetWindowsHookEx
Malware Config
C2 Extraction:
defenderos2.con-ip.com:2425
Unpacked files
SH256 hash:
b375ac89f9a37d4d9376e498a86de7ee251fd77374a411bd0d34f2d6f73e1f1d
MD5 hash:
22b86f885bbab9f6b5288e726d52a2ee
SHA1 hash:
7ffd21df8e4e386616e258180549d9fbb87c2460
Detections:
win_remcos_auto
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Remcos
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Rule name:win_remcos_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

File information


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

Web download

RemcosRAT

Executable exe b375ac89f9a37d4d9376e498a86de7ee251fd77374a411bd0d34f2d6f73e1f1d

(this sample)

Comments