MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 eae7adaac2b1487116d7357378d26e226b0786092d4000825685a587673f09ec. 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: 14
| SHA256 hash: | eae7adaac2b1487116d7357378d26e226b0786092d4000825685a587673f09ec |
|---|---|
| SHA3-384 hash: | b03fdf96a55fe344934f1b2ccf985c519bce34d3138f1816109d561ef118ca0ad1440ed87c5e42f70a725dfeb28269ae |
| SHA1 hash: | 3d339b8e3c25999e93c69e8ff56282758cdd975d |
| MD5 hash: | 4ab979089c41766242fa6ff017378b12 |
| humanhash: | equal-idaho-aspen-four |
| File name: | KB20211008.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 901'088 bytes |
| First seen: | 2021-10-08 02:06:15 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger) |
| ssdeep | 12288:4gecUzpxGAtuGkpOklCejuV29mt4LfhRVUwGMzD4FvNl3goY4kHhmMbAf4pAH5M4:1eNNxNuJlAejg2Yt+f5f+DNkHASAfn2 |
| Threatray | 2'117 similar samples on MalwareBazaar |
| TLSH | T1561523CFD1846401C98B047B79E7E6114AF06F822626DA06516CBBEB7F737D708ACD1A |
| File icon (PE): |  |
| dhash icon | c998988999898199 (1 x RemcosRAT, 1 x AsyncRAT, 1 x Pony) |
| Reporter |  abuse_ch |
| Tags: | exe RAT RemcosRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 65.108.82.233:4986 | https://threatfox.abuse.ch/ioc/231543/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
204
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
KB20211008.exe
Verdict:
Malicious activity
Analysis date:
2021-10-08 02:08:07 UTC
Tags:
trojan rat remcos
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 file in the %temp% directory
Creating a window
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated overlay packed
Malware family:
Quasar RAT
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to detect virtual machines (IN, VMware)
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.RemcosRAT
Status:
Malicious
First seen:
2021-10-08 02:07:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
22 of 27 (81.48%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 2'107 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:host rat suricata
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Remcos
suricata: ET MALWARE Remcos RAT Checkin 23
Malware Config
C2 Extraction:
grevk.ddns.net:2404
Unpacked files
SH256 hash:
1afb03e48c0e71f9b35c80764130a070e04168ca007dc37063362a858f71d783
MD5 hash:
ebbacd428e5181e9adc7ea405820976e
SHA1 hash:
7f7eed6f41bdec198f7128b60501f1ef157b0afc
SH256 hash:
e9e42bcf436d857d1f40f70dcefc2f954e0bc54fae2b74b6e09a46f116e615e8
MD5 hash:
a1b07d016de15e8449ae4edb24484826
SHA1 hash:
785150e073818095f4fbbe57f957ecb6e8430ce0
Detections:
win_remcos_g0
win_remcos_auto
SH256 hash:
7bced6aeb9beb8fd53125e1071f4bd22afb34e124e051177e42e710559720d98
MD5 hash:
ff7375e943f9957913e2544d284b01c0
SHA1 hash:
737cd38c430c0fc24bd8b54564479c36bb1cf539
SH256 hash:
eae7adaac2b1487116d7357378d26e226b0786092d4000825685a587673f09ec
MD5 hash:
4ab979089c41766242fa6ff017378b12
SHA1 hash:
3d339b8e3c25999e93c69e8ff56282758cdd975d
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: | INDICATOR_KB_CERT_03e9eb4dff67d4f9a554a422d5ed86f3 |
|---|---|
| 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: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| 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: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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