MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a686d022d2c5765b4179a7d8b8af4f4aa5fa009c255d352479ff4f7f2c578b39. 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: 16
| SHA256 hash: | a686d022d2c5765b4179a7d8b8af4f4aa5fa009c255d352479ff4f7f2c578b39 |
|---|---|
| SHA3-384 hash: | 2a3761c98b8249489f3fd7f3157faf3b80e14a24e898d186d5eaf5847235cb61fbb07f001ba8e61b0cb5964553c3d9da |
| SHA1 hash: | 977a9622fea6d384f8f64225f23c808d9ae26324 |
| MD5 hash: | 807942ef0aa75b3e4a16357df18004bc |
| humanhash: | uranus-golf-oxygen-magazine |
| File name: | 807942ef0aa75b3e4a16357df18004bc |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 765'952 bytes |
| First seen: | 2024-01-25 19:09:35 UTC |
| Last seen: | 2024-01-25 20:27:17 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:IbifIO4SXjulgQp3LKFeQt9y6Skbtzbi0pZj8QTG78QamGhw3W2kL7mw6AQ25/G6:Xy+K+E7nj6SkFi0bFTsWsk+I/5nLt2y |
| TLSH | T1AFF4120FDFF855A8FCE351F6682227066BF9F7EA1742DF0B5945423C291A30448A87E6 |
| TrID | 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13097/50/3) 8.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| File icon (PE): |  |
| dhash icon | 4c3cf2ca84a4c4e0 (7 x AgentTesla, 2 x Loki, 1 x NanoCore) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
327
Origin country :
FRVendor Threat Intelligence
Detection:
Remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Unauthorized injection to a recently created process
Creating a file
Restart of the analyzed sample
Сreating synchronization primitives
Setting a keyboard event handler
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed remcos
Verdict:
Malicious
Labled as:
Zusy.Generic
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:
NovemLoader
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
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 submitted file
Sigma detected: Remcos
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Zusy
Status:
Malicious
First seen:
2024-01-25 19:10:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
11 of 38 (28.95%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost rat
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
173.211.106.128:7785
Unpacked files
SH256 hash:
63bf91806bf0c8b0b329a60911bd18b87814031560165eda625b45d2d0703a3f
MD5 hash:
99c8cbc5aeafe0723214653db2d8b6f9
SHA1 hash:
c88976f6d07735a73c026aa9afe917c4dc8598d5
Detections:
Remcos
win_remcos_w0
win_remcos_auto
malware_windows_remcos_rat
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
SH256 hash:
45c7b64a55dca23ee1239649e03a7c361813dbcfc2a0817b0d8e94c907d6ed4b
MD5 hash:
fb1bc19121c4e190d83672bc71b493f0
SHA1 hash:
c3488b969ba578e28ee360be24b6416425a224a0
SH256 hash:
2c9b9a503f547ba9e622f4b4ba0d75d9557384ace098f00d40ebab7f1a1d044d
MD5 hash:
9824dc6a614e7ade34c8cbe8fc6d7bcc
SHA1 hash:
81c19ad57eafc770adccb3e43ec126e5c89fdaa5
SH256 hash:
a686d022d2c5765b4179a7d8b8af4f4aa5fa009c255d352479ff4f7f2c578b39
MD5 hash:
807942ef0aa75b3e4a16357df18004bc
SHA1 hash:
977a9622fea6d384f8f64225f23c808d9ae26324
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
| Rule name: | win_remcos_w0 |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | yarahub_win_remcos_rat_unpacked_aug_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
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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