MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9e226f4878d21f5b1497b6c0d69e452f8a531634b3f8951e51049b5b4cafa8f7. 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: 9
| SHA256 hash: | 9e226f4878d21f5b1497b6c0d69e452f8a531634b3f8951e51049b5b4cafa8f7 |
|---|---|
| SHA3-384 hash: | 8a6a478fe0dee1786701705fb34dc0adaca1a540c03db5e8db7fbe4e39963bdb23fe19f6962ccdbf2dca04e2393d6378 |
| SHA1 hash: | ac0bd31d14857aa89daab142de5910c0a6c00465 |
| MD5 hash: | 21edfbb74014d454423ae7043b4f23ea |
| humanhash: | lake-sweet-eight-cold |
| File name: | 21edfbb7_by_Libranalysis |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 970'352 bytes |
| First seen: | 2021-05-11 07:01:59 UTC |
| Last seen: | 2021-05-11 13:12:38 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b64b452434f9b4c79d8cd285903a399f (4 x RemcosRAT, 1 x AgentTesla, 1 x Loki) |
| ssdeep | 12288:/AQUdCLsY8iOnhm8q9vvgh8RWvezDm+hz24S0EmwoKtJ7RXXBLuU/Oy/EE:/AB5iGhyR7PlRMlHVXXB6UD/EE |
| Threatray | 1'901 similar samples on MalwareBazaar |
| TLSH | 1B25F421A2814722F06E3B34D82672645BE5BE7C1DD05369E6B43B0B4B3F6412DE61BF |
| Reporter |  Libranalysis |
| Tags: | RemcosRAT |
Intelligence
File Origin
# of uploads :
3
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
URGENT RE QUOTE PLD886289925665390.msg
Verdict:
Malicious activity
Analysis date:
2021-05-11 12:52:03 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Launching a process
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Connection attempt to an infection source
Unauthorized injection to a system process
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.
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Detected Remcos RAT
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the user root directory
Found malware configuration
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suspicious powershell command line found
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 1'891 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos persistence rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
prayerarequesttojah.ddns.net:4344
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | ach_RemcosRAT |
|---|---|
| Author: | abuse.ch |
| Rule name: | Chrome_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Chrome in files like avemaria |
| Rule name: | INDICATOR_KB_CERT_56f008e69a7c4c3feb389c66eaf58259 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables signed with stolen, revoked or invalid certificates |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | Keylog_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Contains Keylog |
| Rule name: | MALWARE_Win_DLAgent07 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects delf downloader agent |
| Rule name: | Parallax |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies Parallax RAT. |
| Rule name: | Remcos |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Remcos in memory |
| Rule name: | remcos_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.025] Anti-Behavioral Analysis::Software Breakpoints
1) [B0001.032] Anti-Behavioral Analysis::Timing/Delay Check GetTickCount
2) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
3) [F0002.002] Collection::Polling
5) [C0026.002] Data Micro-objective::XOR::Encode Data
8) [C0051] File System Micro-objective::Read File
9) [C0052] File System Micro-objective::Writes File
10) [C0007] Memory Micro-objective::Allocate Memory
11) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
12) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
13) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
14) [C0038] Process Micro-objective::Create Thread
15) [C0041] Process Micro-objective::Set Thread Local Storage Value
16) [C0018] Process Micro-objective::Terminate Process