MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 22e14a00dc576e766179076be3199fc04c28fa52fb74f5ba0a9692fbd742a3c0. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 22e14a00dc576e766179076be3199fc04c28fa52fb74f5ba0a9692fbd742a3c0
SHA3-384 hash: 69eaf04fd3b75596130060996b03b90ed32cce305a098baf53a8cdcdcf9f91d55e8490a6aac82f083bdf04568e0d08a4
SHA1 hash: 75b1e7b125f441e2c241d1433414b374966b31d4
MD5 hash: 91be72060585e65c83a92551276b26f1
humanhash: bravo-speaker-aspen-alaska
File name:TaskAudio Driver.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'324'544 bytes
First seen:2020-11-27 19:39:42 UTC
Last seen:2020-11-27 21:46:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 6dce895f615aeb6e5875fa7ebbd1f4aa (1 x RemcosRAT)
ssdeep 24576:JUjz3YfDZu1y4yy1bj13DmyUhZaWMzsA8tLpwYxh:JUjuSbQ3fSItL
Threatray 1'203 similar samples on MalwareBazaar
TLSH CE556B127E9D8877C06A17388D5FA6A56979BE103E20446F67F41C4CEF3639078392BB
Reporter o2genum
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
181
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/105846/
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
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
Gathering data
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/549661
Signature
Allocates memory in foreign processes
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: 323946 Sample: TaskAudio Driver.exe Startdate: 27/11/2020 Architecture: WINDOWS Score: 100 26 Malicious sample detected (through community Yara rule) 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Detected Remcos RAT 2->30 32 Yara detected Remcos RAT 2->32 7 TaskAudio Driver.exe 2->7         started        process3 signatures4 34 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 7->34 36 Hijacks the control flow in another process 7->36 38 Writes to foreign memory regions 7->38 40 Allocates memory in foreign processes 7->40 10 notepad.exe 7->10         started        process5 signatures6 42 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 10->42 44 Hijacks the control flow in another process 10->44 46 Writes to foreign memory regions 10->46 48 Maps a DLL or memory area into another process 10->48 13 cmd.exe 10->13         started        16 cmd.exe 2 6 10->16         started        process7 dnsIp8 50 Contains functionality to steal Chrome passwords or cookies 13->50 52 Contains functionality to capture and log keystrokes 13->52 54 Contains functionality to inject code into remote processes 13->54 56 Contains functionality to steal Firefox passwords or cookies 13->56 24 95.217.144.93, 49764, 5865 HETZNER-ASDE Germany 16->24 20 C:\Users\user\AppData\Roaming\...\mdrs.exe, PE32 16->20 dropped 22 C:\Users\user\AppData\...\libcrypto-1_1.dll, PE32 16->22 dropped 58 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 16->58 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/22e14a00dc576e766179076be3199fc04c28fa52fb74f5ba0a9692fbd742a3c0/
Threat name:
Win32.Trojan.Rugmi
Create hunting rule
Status:
Malicious
First seen:
2020-11-27 19:40:05 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=elquuag4k5xhmylza5v6ggm7ybgcr6ss7n2ploqks2jpxv2cupaa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
17a87ce9f1b198eb1dacc4dde36af67169515d41b322d6bcbaf1861f2d812d39
RemcosRAT
26448f5f651589c5fd39721e68693c8eba2ada59eee363b365b984e90f0a47b0
RemcosRAT
2efa13d0516f3ee1dc4b80c718cda030cc66275d9f0d829371dd49ce1fe0d612
RemcosRAT
3746f6d2d5f3e12e69c80085eef48b25f06974965b930563d773eac6e5c2f291
RemcosRAT
44eb61ad9603cc802e8a59f356dadedf4be9dc315862a9bb2eddec1bcc9288a8
RemcosRAT
452daf183846078dffb7fb5595860656cbff08f53bf710dd33c17590e2f13177
RemcosRAT
4f718a40662228b1b5efca4664eb07f6d1918b62bc8b29598410d1dc5bb76c70
RemcosRAT
b3220a05f0d1fbd5739d07701d1ba84373f9574f0904a464395fcf63246dd1ed
RemcosRAT
bc8513a74ddfc1a9a78fbdbf39d90a61d59819dfb116846daf730693622c3c69
RemcosRAT
be9005c3def853773256e54e0d8f307a7cd323fa0e86b4691c6e8619b9632afd
RemcosRAT
+ 1'193 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos rat spyware
Link:
https://tria.ge/reports/201127-jkxlhqmbv2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Drops file in Windows directory
Reads user/profile data of web browsers
Blacklisted process makes network request
Remcos
Malware Config
C2 Extraction:
95.217.144.93:5865
Unpacked files
SH256 hash:
c7fbdc61eb62c05e40295617e2db75877672931f751a770d2629e6eab6075f2c
MD5 hash:
abf6c724b20844d5b0073988a58faf1e
SHA1 hash:
7a8269d5b2ae623f8148ce9863f48f7e12ce036b
Link:
https://www.unpac.me/results/4256ec99-81b0-4d48-aa51-93996eacb197/
SH256 hash:
22e14a00dc576e766179076be3199fc04c28fa52fb74f5ba0a9692fbd742a3c0
MD5 hash:
91be72060585e65c83a92551276b26f1
SHA1 hash:
75b1e7b125f441e2c241d1433414b374966b31d4
Link:
https://www.unpac.me/results/4256ec99-81b0-4d48-aa51-93996eacb197/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/22e14a00dc576e766179076be3199fc04c28fa52fb74f5ba0a9692fbd742a3c0

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
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
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
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.

Web download

RemcosRAT

Executable exe 22e14a00dc576e766179076be3199fc04c28fa52fb74f5ba0a9692fbd742a3c0

(this sample)

23e44ce20147eee8863d16597757a21f51226c8888057107e7382dcd3a35f331

anyrun
any.run
https://app.any.run/tasks/51e6858c-c58e-4381-9b06-f37053066298
  
Dropping
SHA256 23e44ce20147eee8863d16597757a21f51226c8888057107e7382dcd3a35f331
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/105846/

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