MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b9549bd308885348d7ec8d47bab9843456a270b53c6dbd5b7c8f849f066ff29. 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: 13


Intelligence 13 IOCs 1 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b9549bd308885348d7ec8d47bab9843456a270b53c6dbd5b7c8f849f066ff29
SHA3-384 hash: 818688881c64ffa7976b01582adc072ca9a1af47aa03f0bf01d491d334d2f18f1ec31341dfda1db1c94df2c33ba8793f
SHA1 hash: 1cf9c1a75d2eb941f38ff3bae0f5b0b3d1164363
MD5 hash: 7fb286bbfde09834c5da4622e0044271
humanhash: cat-two-neptune-missouri
File name:new order #019U2117,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'052'672 bytes
First seen:2022-07-12 18:55:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6a102166317d313ef57572741259ca4a (6 x RemcosRAT, 1 x Formbook, 1 x ModiLoader)
ssdeep 24576:YkH9czoiliazNQtMTMOaHRMq7JeofjkRt:Ykdq6RR/L+
TLSH T122254B22F2B1CC33C527DA374C16B7A95E2D7E117E69B84E36E43E4C1F362812925297
TrID 92.5% (.EXE) Win32 Executable Borland Delphi 7 (664796/42/58)
1.9% (.EXE) Win32 Executable Delphi generic (14182/79/4)
1.8% (.SCR) Windows screen saver (13101/52/3)
1.4% (.EXE) Win64 Executable (generic) (10523/12/4)
0.6% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 27d0d8d6d6d8d027 (11 x RemcosRAT, 5 x Formbook, 5 x DBatLoader)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
37.0.14.195:2189

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
37.0.14.195:2189 https://threatfox.abuse.ch/ioc/829928/

Intelligence

File Origin
# of uploads :
1
# of downloads :
386
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
new order #019U2117,pdf.exe
Verdict:
Malicious activity
Analysis date:
2022-07-12 19:00:59 UTC
Tags:
trojan rat remcos
Link:
https://app.any.run/tasks/3fa175c6-8636-45af-a8c6-15343d4a399d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/286654/
Detection(s):
SecuriteInfo.com.W32.Delf.RI.genEldorado.13516.14219.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Creating a file
Launching a process
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
keylogger
Link:
https://www.filescan.io/uploads/62cdc3ffbbcf6baf2797c6a2/reports/7abf911b-58b8-43d7-950f-23632e3a417f/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.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/99bd0303-f422-415d-9b05-010f874a734e
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1029686
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)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using ComputerDefaults
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4b9549bd308885348d7ec8d47bab9843456a270b53c6dbd5b7c8f849f066ff29/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2022-07-12 18:56:08 UTC
File Type:
PE (Exe)
Extracted files:
40
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jokutpjqrcctjdl6zdkhxk4yincwujylkpdnxvnxzd4et4dg74uq._file
Verdict:
malicious
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:bold persistence rat suricata trojan
Link:
https://tria.ge/reports/220712-xlbntaccen/
Behaviour
Modifies system certificate store
Suspicious use of WriteProcessMemory
Adds Run key to start application
ModiLoader Second Stage
ModiLoader, DBatLoader
Remcos
suricata: ET MALWARE Remocs 3.x Unencrypted Checkin
suricata: ET MALWARE Remocs 3.x Unencrypted Server Response
Malware Config
C2 Extraction:
blessmyhustlelord.ddns.net:2189
Unpacked files
SH256 hash:
dc0377ea26efeb8d3411b8a861a20c9fa07af02308075ed1a8a7b849980893f1
MD5 hash:
5bff59b56c06a281b66ef4e919ce560c
SHA1 hash:
d8b49405898da4060988afe98219d5b62e4e2a7a
Link:
https://www.unpac.me/results/96a60212-46ad-483f-b102-52b5246bce31/
SH256 hash:
4f31af367c8d10c35c2e49fc5f87c341ce60811320a6584677542255c1a8e1b6
MD5 hash:
35ba463851ff527ad3af046f7a4a43ef
SHA1 hash:
7d97637f8650af91fc534bf6928a851d6e59ccfc
Link:
https://www.unpac.me/results/96a60212-46ad-483f-b102-52b5246bce31/
SH256 hash:
4b9549bd308885348d7ec8d47bab9843456a270b53c6dbd5b7c8f849f066ff29
MD5 hash:
7fb286bbfde09834c5da4622e0044271
SHA1 hash:
1cf9c1a75d2eb941f38ff3bae0f5b0b3d1164363
Link:
https://www.unpac.me/results/96a60212-46ad-483f-b102-52b5246bce31/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4b9549bd3088/report/overview.html
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/4b9549bd308885348d7ec8d47bab9843456a270b53c6dbd5b7c8f849f066ff29

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
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:win_remcos_auto
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/286654/

Comments