MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689. 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: 18


Intelligence 18 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689
SHA3-384 hash: b3b7690caa777518ca5634df0e5ba7ae0b5d67d23e5b0f3a43317fd661aceaca5a7e592f5b8cc034ca59117382e1a1fd
SHA1 hash: a662ddea03be2f49e8d9161324b014a52a4c1f27
MD5 hash: b350317fc7b6fe50771a1d4ddc7f7c13
humanhash: green-carolina-vegan-ten
File name:b350317fc7b6fe50771a1d4ddc7f7c13.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:480'256 bytes
First seen:2023-12-31 04:45:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5d354883fe6f15fcf48045037a99fb7a (118 x RemcosRAT)
ssdeep 12288:omnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSWn9:YiLJbpI7I2WhQqZ7W9
TLSH T149A4AE02BAD2C072D57161344D2AE735DABDBC212835997BB3E61D5BFD30180A73A7B2
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter abuse_ch
Tags:exe RAT RemcosRAT


Avatar
abuse_ch
RemcosRAT C2:
15.235.3.1:443

Intelligence

File Origin
# of uploads :
1
# of downloads :
319
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689.exe
Verdict:
Malicious activity
Analysis date:
2023-12-31 05:05:27 UTC
Tags:
keylogger rat remcos
Link:
https://app.any.run/tasks/4c55d4da-992a-45ba-9967-fabb192559ce

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Trojan.Remcos-9841897-0
Create hunting rule

Win.Trojan.Remcos-10002580-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching cmd.exe command interpreter
Creating a file
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Launching a process
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Running batch commands
Setting a keyboard event handler
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Blocking the User Account Control
Enabling autorun
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
astaroth control evasive eventvwr fingerprint greyware hook keylogger lolbin remcos shell32
Link:
https://www.filescan.io/uploads/6590f20ad48681e0d666a7b0/reports/16e20ec7-b773-43b3-8132-44ecee3a048a/overview
Verdict:
Malicious
Labled as:
Dacic.A9349469.A.Generic
Link:
https://www.hybrid-analysis.com/sample/69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9a714efa-ce25-49c5-b2f0-5f3785d16864
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1368344
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to modify clipboard data
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates an undocumented autostart registry key
Delayed program exit found
Disables UAC (registry)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Snort IDS alert for network traffic
Uses cmd line tools excessively to alter registry or file data
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1368344 Sample: blPg5aPdVE.exe Startdate: 31/12/2023 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Multi AV Scanner detection for domain / URL 2->58 60 Found malware configuration 2->60 62 9 other signatures 2->62 10 blPg5aPdVE.exe 6 5 2->10         started        14 GoogleData.exe 2->14         started        16 GoogleData.exe 2->16         started        18 GoogleData.exe 2->18         started        process3 file4 50 C:\ProgramDatabehaviorgraphooglebehaviorgraphoogleData.exe, PE32 10->50 dropped 52 C:\Users\user\AppData\Local\...\install.vbs, data 10->52 dropped 86 Creates an undocumented autostart registry key 10->86 88 Contains functionalty to change the wallpaper 10->88 90 Contains functionality to steal Chrome passwords or cookies 10->90 92 4 other signatures 10->92 20 wscript.exe 1 10->20         started        23 cmd.exe 1 10->23         started        signatures5 process6 signatures7 72 Windows Scripting host queries suspicious COM object (likely to drop second stage) 20->72 25 cmd.exe 1 20->25         started        74 Uses cmd line tools excessively to alter registry or file data 23->74 27 reg.exe 1 23->27         started        30 conhost.exe 23->30         started        process8 signatures9 32 GoogleData.exe 3 4 25->32         started        37 conhost.exe 25->37         started        94 Disables UAC (registry) 27->94 process10 dnsIp11 54 15.235.3.1 HP-INTERNET-ASUS United States 32->54 48 C:\ProgramData\BootData\logs.dat, data 32->48 dropped 64 Antivirus detection for dropped file 32->64 66 Multi AV Scanner detection for dropped file 32->66 68 Contains functionalty to change the wallpaper 32->68 70 8 other signatures 32->70 39 svchost.exe 32->39         started        42 cmd.exe 32->42         started        file12 signatures13 process14 signatures15 76 Found evasive API chain (may stop execution after checking mutex) 39->76 78 Contains functionalty to change the wallpaper 39->78 80 Contains functionality to steal Chrome passwords or cookies 39->80 84 3 other signatures 39->84 82 Uses cmd line tools excessively to alter registry or file data 42->82 44 conhost.exe 42->44         started        46 reg.exe 1 42->46         started        process16
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2023-12-28 03:08:06 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
22 of 22 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ng5lqmi2ba6cf3gd7ylnd7m4ky5oca3esai6im36mbcmfogfw2eq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:tlg evasion persistence rat trojan
Link:
https://tria.ge/reports/231231-fdy1psegck/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Adds policy Run key to start application
Remcos
UAC bypass
Malware Config
C2 Extraction:
15.235.3.1:443
Unpacked files
SH256 hash:
69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689
MD5 hash:
b350317fc7b6fe50771a1d4ddc7f7c13
SHA1 hash:
a662ddea03be2f49e8d9161324b014a52a4c1f27
Detections:
Remcos
Create hunting rule
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Link:
https://www.unpac.me/results/fccfd59c-56d9-42fc-9612-d89ea76acde3/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/69bab8311a08/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/69bab8311a083c22ecc3fe16d1fd9c563ae103649011e4337e6044c2b8c5b689

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

Comments