MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7252276a3d4ce0aaadb10b11422e4c4f625845c9c3359ffbaa63346b9fc65b4a. 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
RevCodeRAT
Vendor detections: 13
| SHA256 hash: | 7252276a3d4ce0aaadb10b11422e4c4f625845c9c3359ffbaa63346b9fc65b4a |
|---|---|
| SHA3-384 hash: | 709d79124b17ae864cbdbf297630ad73d83a02c6c2bfaa1a2f6394f188c5cf3fb8ca59f5839372adc60de79ff7269754 |
| SHA1 hash: | 63f1c19bef78a88efa1139f8f6174caab6842174 |
| MD5 hash: | 065f86911f83ae3ce15517458719cd38 |
| humanhash: | green-jersey-ceiling-thirteen |
| File name: | REQUEST FOR QUOTATION.exe |
| Download: | download sample |
| Signature | RevCodeRAT |
| File size: | 1'465'492 bytes |
| First seen: | 2021-08-03 12:37:32 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 49be0836dac021f86af2cb207b4613c8 (6 x Loki, 4 x Formbook, 2 x SnakeKeylogger) |
| ssdeep | 24576:4A27dx8DJ+uqhWnJotOEPXblLxOXGOHFi80jb:L0x8d+ukx9PLFxKTQ82b |
| Threatray | 79 similar samples on MalwareBazaar |
| TLSH | T15F659E10B3ED922FF1327AF5AFFAC16DC669B9F84B27C2AF118415074695D805B227B0 |
| Reporter |  cocaman |
| Tags: | exe RevCodeRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
REQUEST FOR QUOTATION.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-03 12:40:22 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
RevCodeRAT
Result
Verdict:
Malware
Maliciousness:
Behaviour
Unauthorized injection to a recently created process
Creating a window
Sending a UDP request
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.
Malware family:
Generic Malware
Verdict:
Malicious
Result
Threat name:
WebMonitor RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contain functionality to detect virtual machines
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to register a low level keyboard hook
Creates autostart registry keys with suspicious names
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected WebMonitor RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Revcode
Status:
Malicious
First seen:
2021-08-03 00:54:32 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 69 additional samples on MalwareBazaar
Result
Malware family:
webmonitor
Score:
10/10
Tags:
family:webmonitor backdoor infostealer persistence rat suricata
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
RevcodeRat, WebMonitorRat
WebMonitor Payload
suricata: ET MALWARE WebMonitor/RevCode RAT CnC Domain in DNS Lookup
Unpacked files
SH256 hash:
2e00bb2eeb226b2891fd5f409ba0ad5881425d50bad1d01d7643da01deb9fb6b
MD5 hash:
6a410937337614fd6becdfd0b8101cc6
SHA1 hash:
bba3f20646fdd8ff87beb2fd21405958ff19c5fa
Detections:
win_webmonitor_w0
SH256 hash:
7252276a3d4ce0aaadb10b11422e4c4f625845c9c3359ffbaa63346b9fc65b4a
MD5 hash:
065f86911f83ae3ce15517458719cd38
SHA1 hash:
63f1c19bef78a88efa1139f8f6174caab6842174
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | MALWARE_Win_RevCodeRAT |
|---|---|
| Author: | ditekSHen |
| Description: | Detects RevCode/WebMonitor RAT |
| Rule name: | win_webmonitor_w0 |
|---|---|
| Author: | James_inthe_box |
| Description: | Revcode RAT |
| Reference: | ee1b9659f2193896ce3469b5f90b82af3caffcba428e8524be5a9fdf391d8dd8 |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Other
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