MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c94c6d6693827f05e39b132cf18732af3a8706887d77fee30c949c48ccbf7ea. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c94c6d6693827f05e39b132cf18732af3a8706887d77fee30c949c48ccbf7ea
SHA3-384 hash: 21bacbbc6424677c1f6455e14ea4614d1d1f49b1e6a5bf31d82718866ee4054e8b8dfa8f4ffd3ffc408b05e059319b36
SHA1 hash: ac6137aad7202987bdda765fd65132e181e832ee
MD5 hash: e2d28b2b04c01dcbbf68444c0084d632
humanhash: california-jig-mango-cup
File name:e2d28b2b04c01dcbbf68444c0084d632
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:476'160 bytes
First seen:2022-07-28 14:34:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 79559da4b81809d0ac225fceda1ddb79 (28 x RemcosRAT)
ssdeep 12288:3w13fPRbiNk2SWR/DcTiZBwXZysfZqA/4N:ghPlck2SG/9wXZ5Z7Y
TLSH T168A4AE11BAD2C072D57165300C26EB76DABCBC3529354A7BB3D61D9BFD30180A72A6B3
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
387
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
http://212.192.246.234/Spread/upnp_enc.exe
Verdict:
Malicious activity
Analysis date:
2022-07-28 16:20:34 UTC
Tags:
opendir loader trojan rat asyncrat quasar stealer avemaria warzone keylogger remcos
Link:
https://app.any.run/tasks/7d9dc218-97ed-480b-b3ba-3a730aa0192b

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/294949/
Detection(s):
Win.Trojan.Remcos-9841897-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Running batch commands
Setting a keyboard event handler
Launching a process
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/27690/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/58242b57-7a98-4175-91f5-eeb9f553cdc6
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1042585
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 675080 Sample: 9A7NgHYmXM Startdate: 28/07/2022 Architecture: WINDOWS Score: 100 40 Multi AV Scanner detection for domain / URL 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for URL or domain 2->44 46 6 other signatures 2->46 9 9A7NgHYmXM.exe 4 4 2->9         started        13 cleaner.exe 2->13         started        15 cleaner.exe 2->15         started        process3 file4 30 C:\ProgramData\cleaner.exe, PE32 9->30 dropped 32 C:\Users\user\AppData\Local\...\install.vbs, data 9->32 dropped 34 C:\ProgramData\cleaner.exe:Zone.Identifier, ASCII 9->34 dropped 56 Contains functionality to steal Chrome passwords or cookies 9->56 58 Contains functionality to inject code into remote processes 9->58 60 Contains functionality to steal Firefox passwords or cookies 9->60 62 Delayed program exit found 9->62 17 wscript.exe 1 9->17         started        signatures5 process6 process7 19 cmd.exe 1 17->19         started        process8 21 cleaner.exe 3 14 19->21         started        25 conhost.exe 19->25         started        dnsIp9 36 top.noneabusers.xyz 144.91.123.87, 3033, 49741 CONTABODE Germany 21->36 38 geoplugin.net 178.237.33.50, 49742, 80 ATOM86-ASATOM86NL Netherlands 21->38 48 Antivirus detection for dropped file 21->48 50 Multi AV Scanner detection for dropped file 21->50 52 Performs DNS queries to domains with low reputation 21->52 54 5 other signatures 21->54 27 svchost.exe 21->27         started        signatures10 process11 signatures12 64 Contains functionality to steal Chrome passwords or cookies 27->64 66 Contains functionality to steal Firefox passwords or cookies 27->66 68 Delayed program exit found 27->68
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1c94c6d6693827f05e39b132cf18732af3a8706887d77fee30c949c48ccbf7ea/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2022-07-23 05:34:58 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dskmnvtjhat7axrzwezm6gdtflz2q4diq7lx73rqzfe4jdgl67va._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost persistence rat
Link:
https://tria.ge/reports/220728-rxz8nageg7/
Behaviour
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
top.noneabusers.xyz:3033
144.91.123.87:3033
Unpacked files
SH256 hash:
1c94c6d6693827f05e39b132cf18732af3a8706887d77fee30c949c48ccbf7ea
MD5 hash:
e2d28b2b04c01dcbbf68444c0084d632
SHA1 hash:
ac6137aad7202987bdda765fd65132e181e832ee
Detections:
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/d7a21e73-9d81-41ff-8fae-a8f4885f0cc8/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1c94c6d66938/report/overview.html
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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
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.

Web download

RemcosRAT

Executable exe 1c94c6d6693827f05e39b132cf18732af3a8706887d77fee30c949c48ccbf7ea

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/294949/
  
URLhaus
https://urlhaus.abuse.ch/url/2262234/

Comments


Avatar
zbet commented on 2022-07-28 14:34:53 UTC

url : hxxp://212.192.246.234/Spread/NoCrpt.exe