MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e15e4ca40396780514e28cfed891f1b9b4884ddd305f44d35742c4ab04170f98. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e15e4ca40396780514e28cfed891f1b9b4884ddd305f44d35742c4ab04170f98
SHA3-384 hash: c85d9c5942799b2ed4f2a7aa45e2338fc60427e6594720db1727f6520315acf76c935651dabc3cd666d58753543a8295
SHA1 hash: e60bbc30162de443c997f929eea6caad55841f65
MD5 hash: 6a4f90cab77a45ea6a4ffc5685fa574f
humanhash: salami-maryland-glucose-zebra
File name:BARI MEDI ORDER INQUIRY 3756653,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:716'288 bytes
First seen:2021-09-20 09:52:18 UTC
Last seen:2021-09-20 12:03:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 830382fd5b7a73f0620211f8c0ad9dac (2 x RemcosRAT, 1 x DTLoader)
ssdeep 12288:w9uZ2lK3ox6/ktmA1ZzgirJFarrvozH9ZgE5eDW:sMxox6/ktmA1hgMsrEH9ZgKeDW
Threatray 612 similar samples on MalwareBazaar
TLSH T159E47C29F6A41E3BC05322F82D273A949D3D7E003A96564F67FA7F029F3855235292C7
File icon (PE):PE icon
dhash icon 88a2b6b2aaaad4d4 (11 x RemcosRAT, 3 x Formbook, 2 x AveMariaRAT)
Reporter GovCERT_CH
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
159
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
BARI MEDI ORDER INQUIRY 3756653,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-09-20 09:55:40 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/3905fcd1-1475-45dc-9da7-001da7993ba8

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/189377/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Injector.c2d53896.32409.8079.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6b7c9ba1-bd42-4cad-a62c-33324c55d965
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/853898
Signature
Contains functionality to inject code into remote processes
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
Detected Remcos RAT
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 (e.g. based on Emerging Threat rules)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 486329 Sample: BARI MEDI ORDER INQUIRY 375... Startdate: 20/09/2021 Architecture: WINDOWS Score: 100 44 ic-54113400-0a7b2f-windowsupdate48.s.loris.llnwd.net 2->44 62 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 Multi AV Scanner detection for submitted file 2->66 68 4 other signatures 2->68 9 BARI MEDI ORDER INQUIRY 3756653,pdf.exe 1 22 2->9         started        14 Ipvutop.exe 15 2->14         started        16 Ipvutop.exe 15 2->16         started        signatures3 process4 dnsIp5 48 sn-files.fe.1drv.com 9->48 50 onedrive.live.com 9->50 52 morcmw.sn.files.1drv.com 9->52 42 C:\Users\Public\Libraries\...\Ipvutop.exe, PE32 9->42 dropped 78 Writes to foreign memory regions 9->78 80 Creates a thread in another existing process (thread injection) 9->80 82 Injects a PE file into a foreign processes 9->82 18 logagent.exe 2 9->18         started        22 cmd.exe 1 9->22         started        24 cmd.exe 1 9->24         started        54 sn-files.fe.1drv.com 14->54 58 2 other IPs or domains 14->58 84 Multi AV Scanner detection for dropped file 14->84 26 logagent.exe 14->26         started        56 sn-files.fe.1drv.com 16->56 60 2 other IPs or domains 16->60 28 logagent.exe 16->28         started        file6 signatures7 process8 dnsIp9 46 ongod4ever.ddns.net 194.147.140.26, 3030, 49771, 49775 PTPEU unknown 18->46 70 Contains functionality to steal Chrome passwords or cookies 18->70 72 Contains functionality to inject code into remote processes 18->72 74 Contains functionality to steal Firefox passwords or cookies 18->74 76 Delayed program exit found 18->76 30 reg.exe 1 22->30         started        32 conhost.exe 22->32         started        34 cmd.exe 1 24->34         started        36 conhost.exe 24->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/e15e4ca40396780514e28cfed891f1b9b4884ddd305f44d35742c4ab04170f98/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2021-09-20 09:53:05 UTC
AV detection:
11 of 45 (24.44%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4fpezjadsz4akfhcrt7nreprxg2iqto5gbpuju2xilckwbaxb6ma._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
204806f363e25b8caab19fade1152cbdef6d19a2ee0f122ce2a2aa3949154f1d
RemcosRAT
7eb677c1c5c60d34da90cab2b4ea019c500b5c3db6964cc14849dbe2f9f5fa30
RemcosRAT
b31cde99f0850f6f1e87ff1cb15014a26d87a22aed1e63c2bcfe423bc377dfd7
RemcosRAT
b9384216a5aea20cd398e51c6549bb84d6b252f3fde114010e3cc0c60b1e2b13
RemcosRAT
dc1bb96ddee60e15d3344fc4b0413634a54974ef9e854628157800c9d695f028
RemcosRAT
e0da748ac698c5eae9e9f9f6d3da20ea8f30fbdbd124597aae25f521988bc858
RemcosRAT
e8fd9fa558e765a0a6273a0ba98195347c8c388491e4e6186fccf4d8a69baf84
RemcosRAT
+ 602 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:celebration persistence rat suricata
Link:
https://tria.ge/reports/210920-lwmy2sgcbm/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Adds Run key to start application
Remcos
suricata: ET MALWARE Remocs 3.x Unencrypted Checkin
suricata: ET MALWARE Remocs 3.x Unencrypted Server Response
Malware Config
C2 Extraction:
ongod4ever.ddns.net:3030
Unpacked files
SH256 hash:
cba9c875119e6cecc1671024c4a84a7e991d56a2bea166f57033ce6165d3a2cd
MD5 hash:
77c9939a9c18a3d1e1a7e1b911d5028e
SHA1 hash:
d29d692ee77eb65130d6f3b165070e131f593a08
Link:
https://www.unpac.me/results/c2d0e279-3ea1-442f-bc85-b49329297c5e/
SH256 hash:
e15e4ca40396780514e28cfed891f1b9b4884ddd305f44d35742c4ab04170f98
MD5 hash:
6a4f90cab77a45ea6a4ffc5685fa574f
SHA1 hash:
e60bbc30162de443c997f929eea6caad55841f65
Link:
https://www.unpac.me/results/c2d0e279-3ea1-442f-bc85-b49329297c5e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/e15e4ca40396780514e28cfed891f1b9b4884ddd305f44d35742c4ab04170f98

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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
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: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

File information

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

Malspam

RemcosRAT

Executable exe e15e4ca40396780514e28cfed891f1b9b4884ddd305f44d35742c4ab04170f98

(this sample)

  
Dropped by
RemcosRAT
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/189377/

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