MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4c6f300ccf9337a10d13a66a2b6b956a0e6e9673741f9b88f5811beb3a62829. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d4c6f300ccf9337a10d13a66a2b6b956a0e6e9673741f9b88f5811beb3a62829
SHA3-384 hash: 8daaedecb7d3ed63660518496a77c7a46bcf7ed286cd97676a9b8b365cdfb9ec5122439cfb3330bac7d3f2c78b705222
SHA1 hash: f406e1711fcba250b862ad937ea8b7f859e425be
MD5 hash: d7a93d2d313c2d5dea66534e7f9599b0
humanhash: nitrogen-iowa-zulu-juliet
File name:d7a93d2d313c2d5dea66534e7f9599b0.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:846'848 bytes
First seen:2021-08-16 15:51:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1abe4551dd4f8ef04deab38d0027e326 (4 x RemcosRAT, 1 x Smoke Loader, 1 x NetWire)
ssdeep 12288:WhxUck0fyI/Xv94r0umLKC+pvbIAsrxPj+o8wcH:WhGdkF4r0uvnDIFZP
Threatray 384 similar samples on MalwareBazaar
TLSH T126056D219381C437C1A26B79FE17AAE4E4597F85343C18865EF87C844F3B9D339BA096
dhash icon b0b0303a34363034 (4 x RemcosRAT, 1 x Smoke Loader, 1 x NetWire)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
152
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d7a93d2d313c2d5dea66534e7f9599b0.exe
Verdict:
Malicious activity
Analysis date:
2021-08-16 15:55:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1d5007e4-eafe-400b-af76-e69b1065fd45

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/179612/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Banker1.36771.17657.15231.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Creating a file
Launching a process
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Connection attempt to an infection source
Deleting a recently created file
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Unauthorized injection to a system process
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:
Dbatloader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2e7c6895-014e-4f08-a73e-481041b1f974
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/833661
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Delayed program exit found
Found malware configuration
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 466090 Sample: Evu57sZ6gI.exe Startdate: 16/08/2021 Architecture: WINDOWS Score: 100 44 sergio.ac.ug 2->44 46 ramosasdj.ac.ug 2->46 48 3 other IPs or domains 2->48 64 Found malware configuration 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 Multi AV Scanner detection for submitted file 2->68 70 3 other signatures 2->70 9 Tutigkz.exe 13 2->9         started        13 Evu57sZ6gI.exe 1 24 2->13         started        16 Tutigkz.exe 13 2->16         started        signatures3 process4 dnsIp5 72 Multi AV Scanner detection for dropped file 9->72 74 Machine Learning detection for dropped file 9->74 76 Writes to foreign memory regions 9->76 18 mobsync.exe 9->18         started        56 cdn.discordapp.com 162.159.135.233, 443, 49723, 49724 CLOUDFLARENETUS United States 13->56 42 C:\Users\Public\Libraries\...\Tutigkz.exe, PE32 13->42 dropped 78 Creates a thread in another existing process (thread injection) 13->78 80 Injects a PE file into a foreign processes 13->80 21 mshta.exe 1 13->21         started        24 cmd.exe 1 13->24         started        26 cmd.exe 1 13->26         started        28 logagent.exe 16->28         started        file6 signatures7 process8 dnsIp9 50 sergio.ac.ug 79.134.225.25, 49725, 49728, 49729 FINK-TELECOM-SERVICESCH Switzerland 21->50 52 ramosasdj.ac.ug 21->52 54 4 other IPs or domains 21->54 58 Contains functionality to steal Chrome passwords or cookies 21->58 60 Contains functionality to steal Firefox passwords or cookies 21->60 62 Delayed program exit found 21->62 30 reg.exe 1 24->30         started        32 conhost.exe 24->32         started        34 cmd.exe 1 26->34         started        36 conhost.exe 26->36         started        signatures10 process11 process12 38 conhost.exe 30->38         started        40 conhost.exe 34->40         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d4c6f300ccf9337a10d13a66a2b6b956a0e6e9673741f9b88f5811beb3a62829/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2021-08-16 15:52:10 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2tdpgagm7ezxuegrhjtkfnvzk2qon2lhg5a7toeplai35m5gfauq._file
Verdict:
malicious
Similar samples:
1c33eed32ee64e2abbc1b66486b46f93b5ca61d42e384d3dd49810c73f48147f
RemcosRAT
44e3a5d07ad41e0c1e023eeb97798f0822d706abb3406b61466d32a7d29c8726
RemcosRAT
460834ec55aa694ab0d984921534e5b7111bcb024abb36f7bace052fdeb448e5
RemcosRAT
5d888bc6d0a7f5da0c94a55113d93a3f8b894472c4d42af88c7cf7cb885d95ad
RemcosRAT
8767a5b4518a08d3ca336a881a40e28806afcb6074074356665706fcb4e3ccd0
RemcosRAT
9325090b7a2b8058a946f11388db15813a8927708aa54bf9aa6b5925f2b22d1d
RemcosRAT
e7aa9ed4edc37d0b7515085211d1107ff1a54f2ca2651bd6698ae345663b93c6
RemcosRAT
e85ecd006f87b6e19f200e637cf0430caa02f0af5e58d68437f270668a7fed59
RemcosRAT
f2c6471b1b9d652ab1d224110745db1cbc81bafb419a4faa1e57a256464d37f5
RemcosRAT
+ 374 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:**08162021** persistence rat
Link:
https://tria.ge/reports/210816-k9v8le2qjj/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
sergio.ac.ug:6969
ramosasdj.ac.ug:6969
parhatcsafxz.ac.ug:6969
heartdoaz.ac.ug:6969
aertdfvaz.ac.ug:6969
Unpacked files
SH256 hash:
795b2b5d6668147d7924ac96f90741ddc2a2b5003f455fb842b613a286fbf8fc
MD5 hash:
53011b69a7231aea23d66805a681144b
SHA1 hash:
e3d0d157e763c865e79ccc5bedc2fd5fd90413f7
Link:
https://www.unpac.me/results/953f2685-93e4-4033-b71d-7f8f11dff805/
SH256 hash:
d4c6f300ccf9337a10d13a66a2b6b956a0e6e9673741f9b88f5811beb3a62829
MD5 hash:
d7a93d2d313c2d5dea66534e7f9599b0
SHA1 hash:
f406e1711fcba250b862ad937ea8b7f859e425be
Link:
https://www.unpac.me/results/953f2685-93e4-4033-b71d-7f8f11dff805/
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/d4c6f300ccf9337a10d13a66a2b6b956a0e6e9673741f9b88f5811beb3a62829

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_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule

File information

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

Web download

RemcosRAT

Executable exe d4c6f300ccf9337a10d13a66a2b6b956a0e6e9673741f9b88f5811beb3a62829

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/948788/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1475911/
Cape
Cape
https://www.capesandbox.com/analysis/179612/

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