MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7fcf6d3e41894c246a6753ee4b8664677965dab8c1098e6addc491101178b14e. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7fcf6d3e41894c246a6753ee4b8664677965dab8c1098e6addc491101178b14e
SHA3-384 hash: 029a140e5141c02fa445330fb0464ec676c965be55f648fce4537740cdbb8037fe150777005e8c13421ca085f15a5b05
SHA1 hash: 9f427a90cb375dd3443c6f87401abdf991e8e75f
MD5 hash: 04353666ee7a919085747a3421bbec89
humanhash: fifteen-low-gee-autumn
File name:Document.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'006'080 bytes
First seen:2022-06-19 10:11:50 UTC
Last seen:2022-06-19 12:35:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d1463aeb825b912041c8f0d1d612eb9 (1 x RemcosRAT, 1 x FormBook)
ssdeep 12288:iKynf2VeYi5VicuRYyIIlEjAogwj2mVZj8Vu458+dZHcFE3ynAEc5:iF0vk3uRl7sdsmfj8Rd52EUAEc
TLSH T130259F22F1924437F573293C9C1B5719A8297ED32D3979866BF82C4C5F3A781383A297
TrID 61.1% (.EXE) Win32 Executable Borland Delphi 7 (664796/42/58)
24.1% (.EXE) Win32 Executable Borland Delphi 6 (262638/61)
10.7% (.OCX) Windows ActiveX control (116521/4/18)
1.3% (.EXE) Win32 Executable Delphi generic (14182/79/4)
1.2% (.SCR) Windows screen saver (13101/52/3)
File icon (PE):PE icon
dhash icon e0c4a2a6a4bcbcf8 (12 x RemcosRAT, 6 x DBatLoader, 4 x Formbook)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
327
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/281248/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.16273.30793.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching the process to interact with network services
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/21920/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
keylogger packed
Link:
https://www.filescan.io/uploads/62aef673c07f2e38a15cfe89/reports/bd5ae3f5-0134-436f-8a50-0c7b00e20002/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/85a6b417-dc2a-4a11-ae59-b8b04e104009
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1015850
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
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)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using ComputerDefaults
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 648346 Sample: Document.exe Startdate: 19/06/2022 Architecture: WINDOWS Score: 100 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus detection for URL or domain 2->68 70 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->70 72 6 other signatures 2->72 8 Enznhwrrus.exe 15 2->8         started        12 Document.exe 1 21 2->12         started        15 Enznhwrrus.exe 15 2->15         started        process3 dnsIp4 52 l-0004.l-dc-msedge.net 13.107.43.13, 443, 49760, 49762 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 8->52 54 wwa9tw.db.files.1drv.com 8->54 60 2 other IPs or domains 8->60 76 Machine Learning detection for dropped file 8->76 78 Writes to foreign memory regions 8->78 80 Allocates memory in foreign processes 8->80 17 DpiScaling.exe 2 2 8->17         started        56 l-0003.l-dc-msedge.net 13.107.43.12, 443, 49751, 49758 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 12->56 58 wwa9tw.db.files.1drv.com 12->58 62 2 other IPs or domains 12->62 40 C:\Users\Public\Librariesnznhwrrus.exe, PE32 12->40 dropped 42 C:\Users\Public\LibrariesnznhwrrusO.bat, ASCII 12->42 dropped 44 C:\Users\...nznhwrrus.exe:Zone.Identifier, ASCII 12->44 dropped 82 Creates a thread in another existing process (thread injection) 12->82 84 Injects a PE file into a foreign processes 12->84 21 cmd.exe 1 12->21         started        23 DpiScaling.exe 12->23         started        64 3 other IPs or domains 15->64 25 logagent.exe 15->25         started        file5 signatures6 process7 dnsIp8 46 harrywlike.ddns.net 209.126.84.214, 2404, 49788, 49789 CDMUS United States 17->46 48 hobbyhrz1.zapto.org 17->48 50 6 other IPs or domains 17->50 74 Injects a PE file into a foreign processes 17->74 27 DpiScaling.exe 1 17->27         started        30 DpiScaling.exe 1 17->30         started        32 DpiScaling.exe 17->32         started        34 cmd.exe 1 21->34         started        36 conhost.exe 21->36         started        signatures9 process10 signatures11 86 Tries to steal Instant Messenger accounts or passwords 27->86 88 Tries to steal Mail credentials (via file / registry access) 27->88 38 conhost.exe 34->38         started        process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7fcf6d3e41894c246a6753ee4b8664677965dab8c1098e6addc491101178b14e/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-06-19 10:12:12 UTC
File Type:
PE (Exe)
Extracted files:
44
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=p7hw2psbrfgci2thkpxexbtem54wlwvyyeey42w5ysiraelywfha._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:remotehost collection persistence rat trojan
Link:
https://tria.ge/reports/220619-l8g9bsgef6/
Behaviour
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
ModiLoader Second Stage
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
henderson1.camdvr.org:2404
generem.camdvr.org:2404
centplus.serveftp.com:2404
centplus1.serveftp.com:2404
hobbyhrs6.zapto.org:2404
hobbyhrz1.zapto.org:2404
harrywlike.ddns.net:2404
genekol.nsupdate.info:2404
genekol1.nsupdate.info:2404
Unpacked files
SH256 hash:
0b4b7d7628499c9d0c62562dc64f22baf5390cd32f71e0317c259511ae85b5b6
MD5 hash:
d6e8fb9c9383709a7475144fbc74cb44
SHA1 hash:
3dc32f98eb13d725511b64924730132883ad3591
Link:
https://www.unpac.me/results/815bee03-9bbe-436d-a85d-ffd9858ffc68/
SH256 hash:
7fcf6d3e41894c246a6753ee4b8664677965dab8c1098e6addc491101178b14e
MD5 hash:
04353666ee7a919085747a3421bbec89
SHA1 hash:
9f427a90cb375dd3443c6f87401abdf991e8e75f
Link:
https://www.unpac.me/results/815bee03-9bbe-436d-a85d-ffd9858ffc68/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7fcf6d3e41894c246a6753ee4b8664677965dab8c1098e6addc491101178b14e

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

File information

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

Malspam

RemcosRAT

Executable exe 7fcf6d3e41894c246a6753ee4b8664677965dab8c1098e6addc491101178b14e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/281248/

Comments