MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 591525b36c92f92925a8bc66b0351dec0395cb3f6106d770cb89c1d2e1a6d198. 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
| SHA256 hash: | 591525b36c92f92925a8bc66b0351dec0395cb3f6106d770cb89c1d2e1a6d198 |
|---|---|
| SHA3-384 hash: | 1cc3232c7f76bf62bbde2af83be6a73f065ababb42c4397f063e34ad90f832c2b8ccb6c3ceb010f886313ec16318098b |
| SHA1 hash: | 49ba8fb1e5c60422aa49c6e5f729bbb148caef30 |
| MD5 hash: | 10b63691ebe1f900d53eab9244a18283 |
| humanhash: | white-cat-ohio-hotel |
| File name: | Advised_EFT_Payment_Note_0902746579.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 53'248 bytes |
| First seen: | 2024-02-12 12:44:16 UTC |
| Last seen: | 2024-02-12 16:51:54 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger) |
| ssdeep | 768:E3nPyEiyHR2gjToWrTslz0HVJ3/7kdrbdvUfbN8Sx8kpCihIgS7V3yaNRpzX4gwE:+oQ4lvUfbNVGGCihIgS7V359I8ZKj0j |
| Threatray | 8 similar samples on MalwareBazaar |
| TLSH | T1F2339E446BF1A059EABF99B2566221188374F612AF03C39B6181E1711E33BD1C64BFE7 |
| TrID | 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.7% (.EXE) Win64 Executable (generic) (10523/12/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.1% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Reporter | Anonymous |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
296
Origin country :
USVendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Query of malicious DNS domain
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
masquerade
Verdict:
Malicious
Labled as:
Malware
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
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
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
Delayed program exit found
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample has a suspicious name (potential lure to open the executable)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
95%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Status:
Malicious
First seen:
2024-02-12 05:05:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
21 of 36 (58.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:1218202300 rat
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
softwareupdatexkwre.duckdns.org:45682
Unpacked files
SH256 hash:
591525b36c92f92925a8bc66b0351dec0395cb3f6106d770cb89c1d2e1a6d198
MD5 hash:
10b63691ebe1f900d53eab9244a18283
SHA1 hash:
49ba8fb1e5c60422aa49c6e5f729bbb148caef30
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
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 |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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