MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 6856d48b94e263e7add9845cdb9077a9bfeb01f6e35f1a1bcacaf5ecba2f6a86. 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: | 6856d48b94e263e7add9845cdb9077a9bfeb01f6e35f1a1bcacaf5ecba2f6a86 |
|---|---|
| SHA3-384 hash: | d02c1b9e018508586820e454bf836afb8f19c8df38bd0ef2b63904e3b05ba5d8411d5db356dafc660bad50d7e7823660 |
| SHA1 hash: | baef9012aec848dd0def17d908f821602491a6b1 |
| MD5 hash: | ddbead253591c7f1106ac6ad48367df9 |
| humanhash: | moon-echo-california-hydrogen |
| File name: | ddbead253591c7f1106ac6ad48367df9 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 363'904 bytes |
| First seen: | 2023-05-24 09:31:25 UTC |
| Last seen: | 2023-05-24 19:07:20 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b78ecf47c0a3e24a6f4af114e2d1f5de (300 x GuLoader, 23 x Formbook, 21 x RemcosRAT) |
| ssdeep | 6144:wyIBUL1c4oL5GI8/5u7Nd1LP485IiylHI1pRIUc3SbHSl9z1iwFD4lSlULWrsDcD:OULa4UtQ5u7Nd1LP3xzIB3S+l9wwFTlF |
| Threatray | 804 similar samples on MalwareBazaar |
| TLSH | T1D07423175320AC57C993E271165AB726C673ED561B7305E337523EB98C7A30AAF0C163 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | b47e7676fcc4c0d8 (1 x RemcosRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT signed |
Code Signing Certificate
| Organisation: | |
|---|---|
| Issuer: | |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2022-10-31T08:28:00Z |
| Valid to: | 2025-10-30T08:28:00Z |
| Serial number: | 404c40d923c101c116049f97d4a863e0fb777850 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 15989628714be7d9541705743ce00ed61cb86886de4813c8609215160a052057 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
3
# of downloads :
269
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bc7ed676fe3515f3585501bd2169b930
Verdict:
Malicious activity
Analysis date:
2023-05-24 07:08:54 UTC
Tags:
exploit cve-2017-11882 opendir loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
Creating a file
Creating a file in the %temp% subdirectories
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
buer guloader lolbin overlay packed shell32.dll
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
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.
Verdict:
Unknown
Result
Threat name:
GuLoader, Remcos
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Snort IDS alert for network traffic
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Nemesis
Status:
Malicious
First seen:
2023-05-23 08:21:24 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
11 of 37 (29.73%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 794 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:guloader family:remcos botnet:remotehost discovery downloader rat
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks installed software on the system
Checks QEMU agent file
Loads dropped DLL
Guloader,Cloudeye
Remcos
Malware Config
C2 Extraction:
divdemoce.duckdns.org:35639
Unpacked files
SH256 hash:
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
MD5 hash:
3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 hash:
fe582246792774c2c9dd15639ffa0aca90d6fd0b
SH256 hash:
6856d48b94e263e7add9845cdb9077a9bfeb01f6e35f1a1bcacaf5ecba2f6a86
MD5 hash:
ddbead253591c7f1106ac6ad48367df9
SHA1 hash:
baef9012aec848dd0def17d908f821602491a6b1
Malware family:
GuLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.03
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: | Ins_NSIS_Buer_Nov_2020_1 |
|---|---|
| Author: | Arkbird_SOLG |
| Description: | Detect NSIS installer used for Buer loader |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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