MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a2fad2958e6dd09d0d980d4e5d158c2a2eb18963d47fc95779c22bc2d203cb8e. 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
| SHA256 hash: | a2fad2958e6dd09d0d980d4e5d158c2a2eb18963d47fc95779c22bc2d203cb8e |
|---|---|
| SHA3-384 hash: | 878716b51643f70fcc9994ad05e3f95686c027255f33f80ca49205038b28edeeba960dacef6404982934dd824bf1477f |
| SHA1 hash: | 42c87894f183c3612e1662f531003bbe7478f875 |
| MD5 hash: | 6cfceeb676d49151e8c2fec9c4209789 |
| humanhash: | pluto-east-equal-single |
| File name: | 6cfceeb676d49151e8c2fec9c4209789 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 2'904'080 bytes |
| First seen: | 2022-03-15 15:18:59 UTC |
| Last seen: | 2022-03-15 18:57:20 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 01d1b984e99e67b6f7ae46199d7dfd92 (12 x RemcosRAT) |
| ssdeep | 49152:K9SRQo3DNrOKFcHxALBpIHo9HYdZvXYEj4UDEbVhqTig2Iug/xRNzacq:KMRQo3DNry23M80F4WyhqTi5Iug/xRN8 |
| Threatray | 10'068 similar samples on MalwareBazaar |
| TLSH | T1E0D5336C49F729A9C987A43185A6E533A2583ED4A9CC2D876DFF3F27B8E550DC3C4840 |
| File icon (PE): |  |
| dhash icon | c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
219
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
6cfceeb676d49151e8c2fec9c4209789
Verdict:
Suspicious activity
Analysis date:
2022-03-16 04:34:56 UTC
Tags:
rat remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Searching for analyzing tools
Сreating synchronization primitives
Launching cmd.exe command interpreter
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% directory
Launching a process
Changing a file
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Sending a custom TCP request
Running batch commands
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Blocking the User Account Control
Forced shutdown of a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed shell32.dll
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:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.Remcos
Status:
Malicious
First seen:
2022-03-15 12:04:02 UTC
AV detection:
26 of 37 (70.27%)
Threat level:
2/5
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 10'058 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:rh1 evasion persistence rat themida trojan
Behaviour
Modifies registry class
Modifies registry key
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks whether UAC is enabled
Checks BIOS information in registry
Checks computer location settings
Deletes itself
Loads dropped DLL
Themida packer
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Remcos
UAC bypass
Malware Config
C2 Extraction:
185.29.9.125:2404
Unpacked files
SH256 hash:
e28343f66e12ece15bfc243ac679ed359d5a85cf636257a8d5db18ad1172ff5f
MD5 hash:
1b53365794a5e37b5c5fb79dbb0a396e
SHA1 hash:
dbe7a3a3d179f18c8150cf15f0809114858ba10b
SH256 hash:
a2fad2958e6dd09d0d980d4e5d158c2a2eb18963d47fc95779c22bc2d203cb8e
MD5 hash:
6cfceeb676d49151e8c2fec9c4209789
SHA1 hash:
42c87894f183c3612e1662f531003bbe7478f875
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.50
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: | INDICATOR_EXE_Packed_Themida |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with Themida |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | remcos_rat |
|---|---|
| Author: | jeFF0Falltrades |
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
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