MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e876ad440761c60b772b110b7e6f08c4e156ebdb17d78c55aa4594edc65ff78a. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: e876ad440761c60b772b110b7e6f08c4e156ebdb17d78c55aa4594edc65ff78a
SHA3-384 hash: 67dcf8ee490accb2c1bec41faf9b8b7ad1bed2718e5bd69bca7b56b4f1f4f13c5457656972831b6948c70f1223b0f511
SHA1 hash: 703afe0b4aa8aaa2fe031e7b3feeadf441f3bc4d
MD5 hash: 765ed9ad86432d94fefc722896cd111d
humanhash: tennis-nine-north-king
File name:Nuevo orden (universidad mesoamericana) SA263-525GT.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:6'144 bytes
First seen:2023-02-06 22:26:15 UTC
Last seen:2023-02-07 00:44:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 96:Bd2Li8gaURDI5As4kYaVvONrkyb1YdaKNF6Ny8bjFnU:BAURy0kYAvONAMV9i
Threatray 3'761 similar samples on MalwareBazaar
TLSH T1C2C1C851A3EC0736ED724B755EB3638142B8B754AC6BCB5F89C0711F6C267458E20BB0
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)
Reporter 0xToxin
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
199
Origin country :
IL IL
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Nuevo orden (universidad mesoamericana) SA263-525GT.exe
Verdict:
Malicious activity
Analysis date:
2023-02-06 22:26:51 UTC
Tags:
rat remcos stealer
Link:
https://app.any.run/tasks/4ae02f5c-39f5-493a-a8eb-dac2fe109f52

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/361078/
Detection(s):
SecuriteInfo.com.Win32.RansomX-gen.24609.6477.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63e17eb6447edb203a02f47d/reports/154df88d-b227-404d-93e9-6f5d90cd7404/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/e876ad440761c60b772b110b7e6f08c4e156ebdb17d78c55aa4594edc65ff78a
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5b931d2b-d24c-4467-aa9c-be133bb98909
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1167124
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 799895 Sample: Nuevo orden (universidad me... Startdate: 06/02/2023 Architecture: WINDOWS Score: 100 49 obologs.work.gd 2->49 51 geoplugin.net 2->51 65 Snort IDS alert for network traffic 2->65 67 Multi AV Scanner detection for domain / URL 2->67 69 Malicious sample detected (through community Yara rule) 2->69 71 11 other signatures 2->71 8 Nuevo orden (universidad mesoamericana) SA263-525GT.exe 16 7 2->8         started        13 Jrljouj.exe 2->13         started        15 Jrljouj.exe 2->15         started        signatures3 process4 dnsIp5 55 transfer.sh 144.76.136.153, 443, 49696, 49702 HETZNER-ASDE Germany 8->55 39 C:\Users\user\AppData\Roaming\...\Jrljouj.exe, PE32 8->39 dropped 41 C:\Users\user\...\Jrljouj.exe:Zone.Identifier, ASCII 8->41 dropped 43 Nuevo orden (unive...SA263-525GT.exe.log, ASCII 8->43 dropped 79 Encrypted powershell cmdline option found 8->79 81 Writes to foreign memory regions 8->81 83 Allocates memory in foreign processes 8->83 17 aspnet_compiler.exe 2 14 8->17         started        21 powershell.exe 16 8->21         started        85 Multi AV Scanner detection for dropped file 13->85 87 Machine Learning detection for dropped file 13->87 89 Injects a PE file into a foreign processes 13->89 23 powershell.exe 13->23         started        file6 signatures7 process8 dnsIp9 45 obologs.work.gd 185.156.175.35, 34346, 49699, 49700 M247GB Romania 17->45 47 geoplugin.net 178.237.33.50, 49701, 49706, 49709 ATOM86-ASATOM86NL Netherlands 17->47 57 Contains functionality to bypass UAC (CMSTPLUA) 17->57 59 Contains functionalty to change the wallpaper 17->59 61 Contains functionality to steal Chrome passwords or cookies 17->61 63 4 other signatures 17->63 25 aspnet_compiler.exe 1 17->25         started        28 aspnet_compiler.exe 1 17->28         started        30 aspnet_compiler.exe 17->30         started        36 23 other processes 17->36 32 conhost.exe 21->32         started        34 conhost.exe 23->34         started        signatures10 process11 dnsIp12 73 Tries to steal Instant Messenger accounts or passwords 25->73 75 Tries to steal Mail credentials (via file / registry access) 25->75 53 192.168.2.1 unknown unknown 36->53 77 Tries to harvest and steal browser information (history, passwords, etc) 36->77 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e876ad440761c60b772b110b7e6f08c4e156ebdb17d78c55aa4594edc65ff78a/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2023-02-06 21:05:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5b3k2rahmhdaw5zlcefx43yiytqvn263c7lyyvnkiwko3rs766fa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
032f8672b774c3a0edd3b84b0f809e1901319a2b0a4a60704e75f92bdac4f7bb
RemcosRAT
03541b2cf3bf022eda584b9ead6b6edeb7a47e8ccaa99b2415ee56694c9868cb
RemcosRAT
23dd65161a7f297125c40f5c9e12d9c0bc9c314021a74de9d47ec8bc13146b18
RemcosRAT
3fc5fe06474624df2032970d6c877080a12fdbd0b35f53622e11eb8788ed6c4a
RemcosRAT
69b7150f7be7cfd685c50328e9554d28d99e9f7babdf19eb10ea350a3658f2ac
RemcosRAT
a06b22bc855434e422e2361ed4e07e88c5958b5bebecc34020c3c011b0ce03b2
RemcosRAT
aecb74252f3ae4e3d912c1983de70c06ac29c69b287b31e45d29fbee0ccb5772
RemcosRAT
+ 3'751 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection persistence rat
Link:
https://tria.ge/reports/230206-2c3hdsgb78/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Checks computer location settings
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
obologs.work.gd:34346
Unpacked files
SH256 hash:
e876ad440761c60b772b110b7e6f08c4e156ebdb17d78c55aa4594edc65ff78a
MD5 hash:
765ed9ad86432d94fefc722896cd111d
SHA1 hash:
703afe0b4aa8aaa2fe031e7b3feeadf441f3bc4d
Link:
https://www.unpac.me/results/49e50b9a-8df5-41cc-b43e-f9efaf8a27be/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e876ad440761/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/e876ad440761c60b772b110b7e6f08c4e156ebdb17d78c55aa4594edc65ff78a

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/361078/

Comments