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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7973289619d7af3daab900a2e80847c378db7caee70e90ec8390b1c26ff419f. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7973289619d7af3daab900a2e80847c378db7caee70e90ec8390b1c26ff419f
SHA3-384 hash: 1a661b1fd925df2c5aac3155b0e394db866c58c23c4b29d15f44bb5bfbcf1a61bc4c0467677160c0fab81af0d89a5cb3
SHA1 hash: 1fbaabea53aabba07736ec969b78e28c62ae7bda
MD5 hash: aee247abe5bd24a1404a00267af8a72c
humanhash: video-rugby-sad-triple
File name:judicial.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'329'152 bytes
First seen:2023-01-25 05:12:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'246 x AgentTesla, 20'507 x Formbook, 12'374 x SnakeKeylogger)
ssdeep 24576:+T8irmdjXHNOrAe/Iure8dolr6vuxCd7X5gQd7sorpI8m9ok9NfcRokA:BHlr6viCd7X5nIxikX0F
TLSH T14D554A281D364BFDDAB0FA34E7D951A0B69F1D92236788D986D13FC42B32542BDCA01D
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 38e5e4d3f33cd9e2 (11 x XWorm, 9 x AsyncRAT, 4 x Formbook)
Reporter ankit_anubhav
Tags:exe remcos RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
262
Origin country :
TH TH
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
judicial.exe
Verdict:
Malicious activity
Analysis date:
2023-01-25 05:13:37 UTC
Tags:
rat remcos keylogger
Link:
https://app.any.run/tasks/43807b9e-f112-42ed-8fad-857027f6fe16

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/356616/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Running batch commands
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63d0ba5f89bd67c10fda0542/reports/ca9a4216-7251-4e02-8baa-02c46eec8d03/overview
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5957b801-8e56-4286-afd6-512173f3c582
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1158483
Signature
.NET source code contains very large strings
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 791220 Sample: judicial.exe Startdate: 25/01/2023 Architecture: WINDOWS Score: 100 84 Malicious sample detected (through community Yara rule) 2->84 86 Antivirus detection for dropped file 2->86 88 Sigma detected: Scheduled temp file as task from temp location 2->88 90 8 other signatures 2->90 11 judicial.exe 6 2->11         started        15 jZmXRcl.exe 5 2->15         started        17 chrome.exe 2->17         started        19 2 other processes 2->19 process3 file4 74 C:\Users\user\AppData\Roaming\jZmXRcl.exe, PE32 11->74 dropped 76 C:\Users\user\AppData\Local\...\tmpB736.tmp, XML 11->76 dropped 78 C:\Users\user\AppData\...\judicial.exe.log, ASCII 11->78 dropped 98 Contains functionality to steal Chrome passwords or cookies 11->98 100 Uses schtasks.exe or at.exe to add and modify task schedules 11->100 102 Contains functionality to steal Firefox passwords or cookies 11->102 104 Delayed program exit found 11->104 21 judicial.exe 5 5 11->21         started        24 schtasks.exe 1 11->24         started        26 judicial.exe 11->26         started        106 Machine Learning detection for dropped file 15->106 108 Injects a PE file into a foreign processes 15->108 28 schtasks.exe 15->28         started        30 jZmXRcl.exe 15->30         started        32 schtasks.exe 17->32         started        34 chrome.exe 17->34         started        36 schtasks.exe 19->36         started        38 chrome.exe 19->38         started        signatures5 process6 file7 66 C:\Users\user\AppData\Roaming\...\chrome.exe, PE32 21->66 dropped 68 C:\Users\user\...\chrome.exe:Zone.Identifier, ASCII 21->68 dropped 70 C:\Users\user\AppData\...\uoylnjhcgrgnn.vbs, data 21->70 dropped 40 wscript.exe 1 21->40         started        42 conhost.exe 24->42         started        44 conhost.exe 28->44         started        46 conhost.exe 32->46         started        48 conhost.exe 36->48         started        process8 process9 50 cmd.exe 1 40->50         started        process10 52 chrome.exe 5 50->52         started        55 conhost.exe 50->55         started        signatures11 92 Machine Learning detection for dropped file 52->92 94 Injects a PE file into a foreign processes 52->94 57 chrome.exe 52->57         started        62 schtasks.exe 52->62         started        process12 dnsIp13 80 inicio.con-ip.com 181.141.4.137, 2441 EPMTelecomunicacionesSAESPCO Colombia 57->80 82 192.168.2.1 unknown unknown 57->82 72 C:\ProgramData\remcos\logs.dat, data 57->72 dropped 96 Installs a global keyboard hook 57->96 64 conhost.exe 62->64         started        file14 signatures15 process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7973289619d7af3daab900a2e80847c378db7caee70e90ec8390b1c26ff419f/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-01-25 06:13:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
19 of 39 (48.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w6ltfclbtv5phwvlsafc5aeepq3y3n6k5zyosdwihefryjx7igpq._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:iniciamos persistence rat
Link:
https://tria.ge/reports/230125-fwed1sgf7y/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
inicio.con-ip.com:2441
Unpacked files
SH256 hash:
de6d2273cdbe7b0afaaa917ce2e4875113f7f343256d534b986b91d8015264e5
MD5 hash:
36327d6e9e4c555c66300d6e329189e2
SHA1 hash:
907e884f80e5d22431031e12668c0575cc5de5d8
Link:
https://www.unpac.me/results/42f2ba49-aee2-4a57-ac40-d588fceb51c0/
SH256 hash:
94c2ba257a21a0eb4527346753abdedc7bb2fe3aa72d20642546994626602129
MD5 hash:
874dcc6be499121b1425bfdff1f8ad46
SHA1 hash:
66f83bedc73876b77e152c604b8214bde86d965e
Link:
https://www.unpac.me/results/42f2ba49-aee2-4a57-ac40-d588fceb51c0/
SH256 hash:
ec3eb03fdce21acf3cd54fb193998128ee3fd18101e5c597d9188dd1bd2184f4
MD5 hash:
342c5ec51ccb230350c97298b6c7af36
SHA1 hash:
5d2c0a588bb3acae2439ab2a2c61df0c4028170c
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/42f2ba49-aee2-4a57-ac40-d588fceb51c0/
SH256 hash:
b7973289619d7af3daab900a2e80847c378db7caee70e90ec8390b1c26ff419f
MD5 hash:
aee247abe5bd24a1404a00267af8a72c
SHA1 hash:
1fbaabea53aabba07736ec969b78e28c62ae7bda
Link:
https://www.unpac.me/results/42f2ba49-aee2-4a57-ac40-d588fceb51c0/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b7973289619d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.54
Link:
https://yomi.yoroi.company/submissions/b7973289619d7af3daab900a2e80847c378db7caee70e90ec8390b1c26ff419f

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/356616/

Comments