MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7372fe2e6401cdbca755f752e7e8407a8a5fbaf81ca5e692705a9819977dc447. 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: 9


Intelligence 9 IOCs YARA 7 File information Comments

SHA256 hash: 7372fe2e6401cdbca755f752e7e8407a8a5fbaf81ca5e692705a9819977dc447
SHA3-384 hash: a1721124db6adf0e82f32706d8d2250d26e9e9b23cdc0c96eefb11b0c9097e7483622d20d4a1dd294b2044cbaf32d116
SHA1 hash: 2e6af48d9468a7b38fb250cde9e28c0a526d008d
MD5 hash: 24b4ff0d22356bea2942e6b79e27ac4a
humanhash: sierra-illinois-harry-seven
File name:PRUEBA DE PAGO.exe
Download: download sample
Signature RemcosRAT
File size:925'328 bytes
First seen:2021-02-12 19:02:31 UTC
Last seen:2021-02-12 21:03:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 185c9d25d83bce4bd974769a832573ed (3 x RemcosRAT, 1 x NetWire)
ssdeep 12288:lTDsbND5zANBIdBM3npcpHCoDaMycZ+PCv8i:lToHmBIupcpHtDoc/v8i
Threatray 47 similar samples on MalwareBazaar
TLSH F615C4F2AC0E8E61F05B163CE88AF6781475BCF5391942569FD47B0ADAB7318B91007B
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: server.doole.io
Sending IP: 188.40.83.134
From: Gonzalez Victor <info@hosch.cl>
Subject: PAGO - HOSCH Chile SpA
Attachment: PRUEBA DE PAGO.iso (contains "PRUEBA DE PAGO.exe")

RemcosRAT C2:
marstonstyl247.ddns.net:5397 (79.134.225.96)

Pointing to nVpn:

% Information related to '79.134.225.0 - 79.134.225.127'

% Abuse contact for '79.134.225.0 - 79.134.225.127' is 'abuse@privacyfirst.sh'

inetnum: 79.134.225.0 - 79.134.225.127
netname: PRIVACYFIRST-EU
country: EU
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
status: ASSIGNED PA
mnt-by: AF15-MNT
org: ORG-TPP6-RIPE
created: 2020-07-14T15:26:02Z
last-modified: 2020-07-14T15:31:06Z
source: RIPE

Intelligence


File Origin
# of uploads :
2
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PRUEBA DE PAGO.exe
Verdict:
Malicious activity
Analysis date:
2021-02-12 19:04:16 UTC
Tags:
rat remcos keylogger

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
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Launching a process
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Setting a global event handler for the keyboard
Connection attempt to an infection source
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Delayed program exit found
Detected Remcos RAT
Found malware configuration
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
Sigma detected: Remcos
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.Woreflint
Status:
Malicious
First seen:
2021-02-12 19:05:58 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  2/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos persistence rat
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Adds Run key to start application
Remcos
Unpacked files
SH256 hash:
6c5faf9784abeff03bdbe2522b9da9862ac8eb9d333f608f8ef28719565968df
MD5 hash:
dff8986eae6a2b85730955c35b506f1a
SHA1 hash:
0b20d24bdd350524c25f5d513d1b3f8e4315c989
SH256 hash:
7372fe2e6401cdbca755f752e7e8407a8a5fbaf81ca5e692705a9819977dc447
MD5 hash:
24b4ff0d22356bea2942e6b79e27ac4a
SHA1 hash:
2e6af48d9468a7b38fb250cde9e28c0a526d008d
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:ach_RemcosRAT
Author:abuse.ch
Rule name:Chrome_stealer_bin_mem
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Keylog_bin_mem
Author:James_inthe_box
Description:Contains Keylog
Rule name:Parallax
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:remcos_rat
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants

File information


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

Malspam

RemcosRAT

Executable exe 7372fe2e6401cdbca755f752e7e8407a8a5fbaf81ca5e692705a9819977dc447

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments