MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 17a87ce9f1b198eb1dacc4dde36af67169515d41b322d6bcbaf1861f2d812d39. 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: 17a87ce9f1b198eb1dacc4dde36af67169515d41b322d6bcbaf1861f2d812d39
SHA3-384 hash: da75367226658532b30e7d3921fcac358ef714467012a8310b84a0fdbb50f39f2c073cd6329f0f6be2e3d648e69177a1
SHA1 hash: 26c8f3a44ac3457c398ab9ae8a314fb9eb736f7c
MD5 hash: 7c283a6db8390f2aa76d1edf041cb52b
humanhash: bluebird-oranges-three-jig
File name:bmdiv.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'437'184 bytes
First seen:2020-11-27 16:22:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash affb432e80271dc5a34cae0b4147c590 (1 x RemcosRAT)
ssdeep 24576:KyDUhTRTMpp+BA4Iy75gIKk9GmM7cUQJTWCPPsTDtfk9vxD/z0AGF:KyDuRTMXW6k9EE0TixDm
Threatray 1'201 similar samples on MalwareBazaar
TLSH 0D657C22B2818437C0632B389D5FA765AA3AFF002E64498B77F45D4C5F79B903D252E7
Reporter o2genum
Tags:exe RemcosRAT


Avatar
o2genum
Mirror website:
https://blockchain-media.org/polaris-bios-editor/

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/105841/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Transferring files using the Background Intelligent Transfer Service (BITS)
DNS request
Sending a custom TCP request
Creating a file in the %temp% directory
Enabling the 'hidden' option for files in the %temp% directory
Moving a file to the %temp% directory
Creating a file in the %AppData% subdirectories
Creating a file
Connecting to a non-recommended domain
Unauthorized injection to a system process
Forced shutdown of a system process
Setting a global event handler for the keyboard
Enabling autorun by creating a file
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.
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/549556
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Hijacks the control flow in another process
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 323889 Sample: bmdiv.exe Startdate: 27/11/2020 Architecture: WINDOWS Score: 100 24 Malicious sample detected (through community Yara rule) 2->24 26 Antivirus detection for dropped file 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 3 other signatures 2->30 7 bmdiv.exe 2->7         started        process3 signatures4 32 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 7->32 34 Hijacks the control flow in another process 7->34 36 Writes to foreign memory regions 7->36 38 Allocates memory in foreign processes 7->38 10 dllhost.exe 7->10         started        process5 signatures6 40 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 10->40 42 Hijacks the control flow in another process 10->42 44 Writes to foreign memory regions 10->44 46 Maps a DLL or memory area into another process 10->46 13 cmd.exe 2 6 10->13         started        process7 dnsIp8 22 5.45.72.225, 49737, 9003 SERVERIUS-ASNL Russian Federation 13->22 18 C:\Users\user\AppData\...\libcrypto-1_1.dll, PE32 13->18 dropped 20 C:\Users\user\AppData\...\vm3dservice.exe, PE32 13->20 dropped 48 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 13->48 50 Contains functionality to steal Chrome passwords or cookies 13->50 52 Contains functionality to capture and log keystrokes 13->52 54 2 other signatures 13->54 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/17a87ce9f1b198eb1dacc4dde36af67169515d41b322d6bcbaf1861f2d812d39/
Threat name:
Win32.Trojan.Rugmi
Create hunting rule
Status:
Malicious
First seen:
2020-11-20 12:02:13 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=c6uhz2prwgmowhnmyto6g2xwofuvcxkbwmrnnpf26gdb6lmbfu4q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
26448f5f651589c5fd39721e68693c8eba2ada59eee363b365b984e90f0a47b0
RemcosRAT
2efa13d0516f3ee1dc4b80c718cda030cc66275d9f0d829371dd49ce1fe0d612
RemcosRAT
44eb61ad9603cc802e8a59f356dadedf4be9dc315862a9bb2eddec1bcc9288a8
RemcosRAT
4f718a40662228b1b5efca4664eb07f6d1918b62bc8b29598410d1dc5bb76c70
RemcosRAT
5561d008620229638c19ba7e991d22edfd27eef99c5a038510b24950687befd3
RemcosRAT
570e5bb05a57a95438fe1f61a116ab1d0de2bb2b0703745adea8ff45780d4a57
RemcosRAT
b3220a05f0d1fbd5739d07701d1ba84373f9574f0904a464395fcf63246dd1ed
RemcosRAT
bc8513a74ddfc1a9a78fbdbf39d90a61d59819dfb116846daf730693622c3c69
RemcosRAT
be9005c3def853773256e54e0d8f307a7cd323fa0e86b4691c6e8619b9632afd
RemcosRAT
fa5850a0ba8809631d4e3f5a3f8cafa133b3d6ae37088eeb934ec13d1bc9f368
RemcosRAT
+ 1'191 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos rat
Link:
https://tria.ge/reports/201127-fcbs1jchfa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Blacklisted process makes network request
Remcos
Malware Config
C2 Extraction:
5.45.72.225:9003
Unpacked files
SH256 hash:
584b6123d3b1f73da933ecfe754e04b1fe862bf69e605b703d2c6f487c911c63
MD5 hash:
94bbf6db4aee9804a28703b9960ba0c2
SHA1 hash:
1bba03e035f53cf0b043cc236007aa5f27455d2d
Link:
https://www.unpac.me/results/04f37fa4-3a20-4937-89a7-fa0fc983477a/
SH256 hash:
17a87ce9f1b198eb1dacc4dde36af67169515d41b322d6bcbaf1861f2d812d39
MD5 hash:
7c283a6db8390f2aa76d1edf041cb52b
SHA1 hash:
26c8f3a44ac3457c398ab9ae8a314fb9eb736f7c
Link:
https://www.unpac.me/results/04f37fa4-3a20-4937-89a7-fa0fc983477a/
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:crime_win32_rat_parralax_shell_bin
Create hunting rule
Author:@VK_Intel
Description:Detects Parallax injected code
Reference:https://twitter.com/VK_Intel/status/1257714191902937088
Rule name:MAL_crime_win32_rat_parallax_shell_bin
Create hunting rule
Author:@VK_Intel
Description:Detects Parallax injected code
Reference:https://twitter.com/VK_Intel/status/1257714191902937088

File information

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

5e9c35ff1dc9acdc984c7390179e5a8ff562af8538d2b0b32747186cc4c4c349

RemcosRAT

Executable exe 17a87ce9f1b198eb1dacc4dde36af67169515d41b322d6bcbaf1861f2d812d39

(this sample)

  
Link
https://blockchain-media.org/en/polaris-bios-editor/
anyrun
any.run
https://app.any.run/tasks/b7b7d14a-2e45-48ce-8346-35cf3ff6c5c7
  
Dropped by
SHA256 5e9c35ff1dc9acdc984c7390179e5a8ff562af8538d2b0b32747186cc4c4c349
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/105841/

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