MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c530ab34e439bbcaf995290504072a5f77ec085e2ef485e4ef324b7a957f5738. 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: 10
| SHA256 hash: | c530ab34e439bbcaf995290504072a5f77ec085e2ef485e4ef324b7a957f5738 |
|---|---|
| SHA3-384 hash: | a6389f3f27c35db9aa41e7af70f07e4d357a53288f95dc7469e04fe07a7bbc6d96b52eed4cbdd888395e91f5f138ae5b |
| SHA1 hash: | 1b90f8f280d5d90c771aa0afe393b29c4ab8e2c1 |
| MD5 hash: | bb662e82e04ac3c7866cba446c15ccae |
| humanhash: | single-early-lamp-jersey |
| File name: | bb662e82e04ac3c7866cba446c15ccae |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 614'174 bytes |
| First seen: | 2022-02-14 08:40:18 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla) |
| ssdeep | 12288:8oIzAxAjLyVG/QGlGwqC5/3z3P4I3xJRKY:EExM+8IGlThD33xjKY |
| TLSH | T16CD4CFB1EAB18453ED5E09FBCB32492530979DF9DAB0033B96AD76A51FB32811071D0B |
| File icon (PE): |  |
| dhash icon | 0016548082809211 (1 x RemcosRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
186
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Creating a file in the %AppData% subdirectories
Sending a custom TCP request
Unauthorized injection to a recently created process
Gathering data
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.spyw.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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
Uses dynamic DNS services
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2022-02-14 04:08:38 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Malicious file
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost rat
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
wealthambassador.ddns.net:39450
Unpacked files
SH256 hash:
f9ed31df479d80626e3834b0d9d11b5e2815b6704973736f324c055c99a6adcf
MD5 hash:
0b9c734942a35a6960bb3222a2aa3e47
SHA1 hash:
31edcd3b02af420e4b25a3eba0f77ea820d13e75
SH256 hash:
617d83a58c144fab96948e2086a899b3fd41a8c159df4bb56d8c033f802068ce
MD5 hash:
7d5bcb699cc1a74fc8df768f599036d8
SHA1 hash:
b96ffeec21b2e8c4d23522802a8514179501f536
SH256 hash:
c530ab34e439bbcaf995290504072a5f77ec085e2ef485e4ef324b7a957f5738
MD5 hash:
bb662e82e04ac3c7866cba446c15ccae
SHA1 hash:
1b90f8f280d5d90c771aa0afe393b29c4ab8e2c1
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_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | remcos_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | REMCOS_RAT_variants |
|---|
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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