MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37202bff2f4f2bf175036758b0f31ddc52de619ee0590a3fb93d3d70ee8a68ec. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37202bff2f4f2bf175036758b0f31ddc52de619ee0590a3fb93d3d70ee8a68ec
SHA3-384 hash: f038c24528ec5c246af7a407b954e17201334e2b4dc674847f9f6eb16fd98e0a0fb18a4425525dc1bcb97af03d785de0
SHA1 hash: fa3524ddbeecc9d4d6ba119c92a98b687d929f86
MD5 hash: cc3cbd404637528b33657439499d1a0f
humanhash: lima-snake-zulu-cold
File name:Inquiry_021.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:677'888 bytes
First seen:2020-07-20 11:13:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 947a363cee796918c4dd5f0352950426 (5 x AgentTesla, 5 x Loki, 5 x MassLogger)
ssdeep 12288:3pxEDrQY5EvoFzhlmTS1i4jkkg52CKRC8fZ9G/dZBihAxYbM:Za8voVOIObYfZoEAQM
Threatray 1'019 similar samples on MalwareBazaar
TLSH E6E49F26E2E04877C1771A3C4D1B6668A836BE003E2C99766FF75C4CDF3A74134A52A7
Reporter abuse_ch
Tags:exe nVpn RAT RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: vps.poojainfo.net
Sending IP: 37.187.154.154
From: mbautista@midmac.net
Reply-To: mbautista@midmac.net <cbertrand.oeltechnik@dr.com>
Subject: Qatar Airways Accommodation near DIA - Project requirement
Attachment: PROJECT REQUIREMENT_07.20.20.zip (contains "Inquiry_021.exe")

RemcosRAT C2:
185.140.53.4:7289

Hosted on nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@privacyfirst.sh'

inetnum: 185.140.53.0 - 185.140.53.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-BE-NL4
country: EU
descr: Zaventem, Belgium
descr: Amsterdam, Netherlands
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-07-16T21:16:41Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/28987/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/391421
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248098 Sample: Inquiry_021.exe Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Detected Remcos RAT 2->53 55 6 other signatures 2->55 9 Inquiry_021.exe 2->9         started        12 Newback.exe 2->12         started        14 Newback.exe 2->14         started        process3 signatures4 61 Detected unpacking (changes PE section rights) 9->61 63 Detected unpacking (overwrites its own PE header) 9->63 65 BOT functionalities found, sample is likely a BOT 9->65 69 6 other signatures 9->69 16 Inquiry_021.exe 1 5 9->16         started        67 Maps a DLL or memory area into another process 12->67 19 Newback.exe 12->19         started        21 Newback.exe 14->21         started        process5 file6 39 C:\Users\user\AppData\Roaming\...39ewback.exe, PE32 16->39 dropped 41 C:\Users\user\...41ewback.exe:Zone.Identifier, ASCII 16->41 dropped 23 cmd.exe 1 16->23         started        process7 signatures8 59 Uses ping.exe to sleep 23->59 26 Newback.exe 23->26         started        29 PING.EXE 1 23->29         started        32 conhost.exe 23->32         started        process9 dnsIp10 71 Multi AV Scanner detection for dropped file 26->71 73 Detected unpacking (changes PE section rights) 26->73 75 Detected unpacking (overwrites its own PE header) 26->75 77 6 other signatures 26->77 34 Newback.exe 1 3 26->34         started        47 127.0.0.1 unknown unknown 29->47 signatures11 process12 dnsIp13 45 185.140.53.4, 49736, 49737, 49738 DAVID_CRAIGGG Sweden 34->45 43 C:\Users\user\AppData\Roaming\...\logs.dat, ASCII 34->43 dropped 57 Installs a global keyboard hook 34->57 file14 signatures15
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/37202bff2f4f2bf175036758b0f31ddc52de619ee0590a3fb93d3d70ee8a68ec/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 11:15:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g4qcx7zpj4v7c5idm5mlb4y53rjn4ym64bmqup5zhu6xb3ukndwa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
01dc41b35298ebb01d00083efa17adad8e1c7c4ab40f77f6d943f7031359ccb6
RemcosRAT
3ce66a4e58b435bcd38a1272823e97f7beac54d679ff0af1224187f032360e87
RemcosRAT
3f2c710a97bb42579ee2f9956437ff160a68bd787439fbc025ab3d6b46076d34
RemcosRAT
51358357df23c81216cfed7bb144fcf65b611e622a661fa9fd5beaea4d749bb3
RemcosRAT
54091d6f7893b5a42baebba2ea94def14f9181a46544633116be5f1772811236
RemcosRAT
81783c63ad44bdb77b3db79ec3cafb33222395e89d765c4ffbab36ea6b9c96eb
RemcosRAT
9160a75fe7bd27c3cb8141039d4c7383162b199454dfa285dd7d11f9fcfe52b1
RemcosRAT
aad53b1b6e50e7ee426f0790b5497cb7d63704a6775248f258db1263762761bb
RemcosRAT
c851749fd6c9fa19293d8ee2c5b45b3dc8561115ddfe7166fbaefcb9b353b7c4
RemcosRAT
ca7a5346affad6a16ff2f1922db1b240a17c052c7fa1094934ca94fa0ab6883e
RemcosRAT
+ 1'009 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
persistence rat family:remcos spyware
Link:
https://tria.ge/reports/200720-8jrp1r5a7a/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
185.140.53.4:7289
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
0.46
Link:
https://yomi.yoroi.company/submissions/37202bff2f4f2bf175036758b0f31ddc52de619ee0590a3fb93d3d70ee8a68ec

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:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

RemcosRAT

zip f02671c1ed8c3250c20f7127f30f7a0ac5bd307037d19c0a1ffa8609fab885d4

RemcosRAT

Executable exe 37202bff2f4f2bf175036758b0f31ddc52de619ee0590a3fb93d3d70ee8a68ec

(this sample)

  
Dropped by
MD5 d0c147d4a36fa424a76e20fc39508d87
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/28987/
  
Dropped by
SHA256 f02671c1ed8c3250c20f7127f30f7a0ac5bd307037d19c0a1ffa8609fab885d4

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