MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f8c32c700279f87b3956631cc6567e746afed535006a45f0839d4d346db8ad00. 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: 8
| SHA256 hash: | f8c32c700279f87b3956631cc6567e746afed535006a45f0839d4d346db8ad00 |
|---|---|
| SHA3-384 hash: | 2891d5224f231660107f0a89df4af791e7b7193f6ae77bfa4b1d85d28c7260856944a46325d5ad18032808424683a414 |
| SHA1 hash: | 983adde75d6a00c4b297520da9837d0dca0ca461 |
| MD5 hash: | 93a2d3ee2c7c54d95e759cf765f583cc |
| humanhash: | november-mike-papa-carbon |
| File name: | Payment_MT_103_#776363_Swift_Confirmation.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 102'400 bytes |
| First seen: | 2021-03-04 07:24:37 UTC |
| Last seen: | 2021-03-04 09:09:52 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 06b79053e2b8e3ae2f454e15c98ad6b1 (4 x GuLoader, 1 x RemcosRAT) |
| ssdeep | 768:9Z/pKRo9bQ7VFSn4WJTOh0FBoBWjj2V8zLmkeifpaNkPo9bQ7V6KGC:b/8i9sO4czjfCtL9sRGC |
| Threatray | 241 similar samples on MalwareBazaar |
| TLSH | 4EA35BEA7054D091F0CB6AB0C5B5A2F32257AC16C6B5360B278C7E3A74B01911BFD59F |
| Reporter |  abuse_ch |
| Tags: | exe RAT RemcosRAT |
abuse_ch
Malspam distributing RemcosRAT:HELO: mail.jetmails.xyz
Sending IP: 103.109.37.166
From: account <admin@jetmails.xyz>
Subject: Re: Payment Advice(MT103) TT/USD/2021
Attachment: Payment_MT_103_776363_Swift_Confirmation.xz (contains "Payment_MT_103_#776363_Swift_Confirmation.exe")
Intelligence
File Origin
# of uploads :
2
# of downloads :
140
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment_MT_103_#776363_Swift_Confirmation.exe
Verdict:
Malicious activity
Analysis date:
2021-03-04 07:26:38 UTC
Tags:
trojan guloader loader rat remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
DNS request
Sending a UDP request
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.
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Signature
Connects to many ports of the same IP (likely port scanning)
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Executable has a suspicious name (potential lure to open the executable)
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses dynamic DNS services
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Detection:
remcos
Detection(s):
Malicious file
Verdict:
suspicious
Similar samples:
+ 231 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos rat
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Remcos
Unpacked files
SH256 hash:
49b04162c412105ab0857de16713724cbf3234a0b6ba51f3a5286312633f20c3
MD5 hash:
1f1b425190b2fb0396ad2d538b1060ba
SHA1 hash:
413f98641d46fdcabfcaf64f29495667de6282ea
SH256 hash:
f8c32c700279f87b3956631cc6567e746afed535006a45f0839d4d346db8ad00
MD5 hash:
93a2d3ee2c7c54d95e759cf765f583cc
SHA1 hash:
983adde75d6a00c4b297520da9837d0dca0ca461
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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_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: | Parallax |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies Parallax RAT. |
| 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.
Malspam
Delivery method
Distributed via e-mail attachment
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