MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c. 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


RevengeRAT


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c
SHA3-384 hash: d334707bd5cfc1e26f65fea7e61e47a5db25a43af39ac4d6ee189c722bffdb5c600ca3a9d5f5b3486d9c951bdde74d2c
SHA1 hash: af2dcca7a31bf2bf3affee762fb4befe4e133c7b
MD5 hash: abc6a0990ea8380a9e24f40ebcd27b51
humanhash: rugby-cardinal-bulldog-pluto
File name:eLsZRmhA.exe
Download: download sample
Signature RevengeRAT
Create hunting rule
File size:266'240 bytes
First seen:2020-09-28 23:17:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:wzWFeYL/6W8AK+jr4Nbws24HCrv5r1p4vcPwCx7sTe3PM7D+:0SaG4Nbws5HCrxr74vcPwY+e3PM7S
Threatray 8 similar samples on MalwareBazaar
TLSH 8144B3242EFA5029F377AF799BE4759ECA6EB7633703945D10A103860B13A81DDC173A
Reporter pmelson
Tags:exe Revenge RevengeRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
311
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/66557/
Detection(s):
Win.Trojan.RevengeRat-6344273-0
Create hunting rule

Win.Malware.Razy-6862379-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
DNS request
Creating a file
Enabling the 'hidden' option for recently created files
Creating a window
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a process from a recently created file
Replacing executable files
Connection attempt to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Creating a file in the mass storage device
Enabling autorun by creating a file
Encrypting user's files
Result
Threat name:
RevengeRAT
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/476966
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates an autostart registry key pointing to binary in C:\Windows
Creates files in the recycle bin to hide itself
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the startup folder
Drops script or batch files to the startup folder
Found RAT behaviour (information extraction to be send to C&C)
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
Sigma detected: Drops script at startup location
Yara detected RevengeRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 290912 Sample: eLsZRmhA.exe Startdate: 29/09/2020 Architecture: WINDOWS Score: 100 79 pmoses13-47804.portmap.io 2->79 89 Malicious sample detected (through community Yara rule) 2->89 91 Antivirus detection for dropped file 2->91 93 Antivirus / Scanner detection for submitted sample 2->93 95 10 other signatures 2->95 9 eLsZRmhA.exe 20 2->9         started        14 wscript.exe 2->14         started        signatures3 process4 dnsIp5 81 pmoses13-47804.portmap.io 193.161.193.99, 47804, 49724, 49725 BITREE-ASRU Russian Federation 9->81 69 C:\Windows\System32\Systemt.exe, PE32 9->69 dropped 71 C:\SystemManager\Systemt.exe, PE32 9->71 dropped 73 C:\Windows\...\Systemt.exe:Zone.Identifier, ASCII 9->73 dropped 75 2 other malicious files 9->75 dropped 107 Detected unpacking (overwrites its own PE header) 9->107 16 Systemt.exe 1 74 9->16         started        109 Drops executables to the windows directory (C:\Windows) and starts them 14->109 21 Systemt.exe 14->21         started        file6 signatures7 process8 dnsIp9 77 pmoses13-47804.portmap.io 16->77 49 C:\Users\user\AppData\Roaming\Systemt.exe, PE32 16->49 dropped 51 C:\Users\user\AppData\Local\Temp\7437.exe, PE32 16->51 dropped 53 C:\Users\user\AppData\...\System Manager.js, ASCII 16->53 dropped 83 Detected unpacking (overwrites its own PE header) 16->83 85 Drops script or batch files to the startup folder 16->85 87 Creates an autostart registry key pointing to binary in C:\Windows 16->87 23 7437.exe 16->23         started        27 vbc.exe 5 16->27         started        29 vbc.exe 5 16->29         started        31 6 other processes 16->31 file10 signatures11 process12 file13 55 C:\Windows\HWMonitor\HWMonitor.exe, PE32 23->55 dropped 97 Antivirus detection for dropped file 23->97 99 Machine Learning detection for dropped file 23->99 101 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 23->101 57 C:\$Recycle.Bin.exe, PE32 27->57 dropped 103 Creates files in the recycle bin to hide itself 27->103 105 Drops PE files to the startup folder 27->105 33 conhost.exe 27->33         started        35 cvtres.exe 1 27->35         started        59 C:\Config.Msi.exe, PE32 29->59 dropped 37 conhost.exe 29->37         started        39 cvtres.exe 29->39         started        61 C:\Users\user\AppData\Roaming\...\Systemt.exe, PE32 31->61 dropped 63 C:\MSOCache.exe, PE32 31->63 dropped 65 C:\Documents and Settings.exe, PE32 31->65 dropped 67 3 other files (none is malicious) 31->67 dropped 41 conhost.exe 31->41         started        43 cvtres.exe 1 31->43         started        45 conhost.exe 31->45         started        47 6 other processes 31->47 signatures14 process15
Detection:
revengerat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c/
Threat name:
Win32.Trojan.ReventRat
Create hunting rule
Status:
Malicious
First seen:
2020-09-28 23:19:04 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wyqnoyixci5kfucejfpobqgylnobxieyls2tzmkjuninub7kaa6a._file
Verdict:
malicious
Similar samples:
00bc3d3ed9e762701b0b0bfd044936351985cefb19d67bb6d6adb2d0a71a37b6
RevengeRAT
02a390aad8d557693715b7d58f42d6685a6f464a7df854b2652993d9e2e53ef0
RevengeRAT
3f8ecf8e97a0aaf72edc5b09dcde54171844e8addceb7c3ca12752470d92de18
RevengeRAT
5eb2276d66ecdfdbd8a4ee00f1f1a1a679d87d35258f50286745f78bb7acdcb5
RevengeRAT
6ba80c4c0298efdf3e6a1cc0813f5e471cd41b33940a64b7507ddf715912401e
RevengeRAT
bbd3ecd9e9671d94e8897980c4eb9391ae9cb444615ed9a93b8221ae8fa66790
RevengeRAT
bd1b202a5eed029524ad2a9947c6bf796352d4da36b43bf738ab833df3ecdaea
RevengeRAT
fc011eace2512506496bf193fd9589102d0e929dbf4f96aa2b7e8a960ebaef07
RevengeRAT
Result
Malware family:
revengerat
Create hunting rule
Score:
  10/10
Tags:
trojan family:revengerat persistence
Link:
https://tria.ge/reports/200928-996rr1awpn/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Drops file in System32 directory
Adds Run key to start application
Drops startup file
Loads dropped DLL
Uses the VBS compiler for execution
Checks computer location settings
Executes dropped EXE
RevengeRAT
Malware Config
C2 Extraction:
pmoses13-47804.portmap.io:47804
Unpacked files
SH256 hash:
b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c
MD5 hash:
abc6a0990ea8380a9e24f40ebcd27b51
SHA1 hash:
af2dcca7a31bf2bf3affee762fb4befe4e133c7b
Detections:
win_revenge_rat_g2
Create hunting rule
Link:
https://www.unpac.me/results/f5d19402-b9a0-4ba5-ac43-b4ff6afcb714/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
RevengeRAT
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c

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:RevengeRAT_Sep17
Create hunting rule
Author:Florian Roth
Description:Detects RevengeRAT malware
Reference:Internal Research

File information

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

Web download

RevengeRAT

Executable exe b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c

(this sample)

  
Link
https://www.virustotal.com/gui/file/b620d76117123aa2d044495ee0c0d85b5c1ba0985cb53cb149a350da07ea003c/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/66557/

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