MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2. 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: 18


Intelligence 18 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2
SHA3-384 hash: 1a13af5163d2e89daeabfcd78fcde56e785b28d23c854e08d1433e95f5644150843768a669b939ac4c3bbf0a4754e998
SHA1 hash: 070a743f1628bc273e7a58a012db2c706ff463d0
MD5 hash: 17810f72e40767287a21474d046a327a
humanhash: yankee-tango-early-asparagus
File name:RE RFQ Resend Doc2805079915 .exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:50'176 bytes
First seen:2025-09-03 10:16:16 UTC
Last seen:2025-09-03 10:16:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 768:xRu5Fgi4inumVNz917J7URzU3FPu/H0ryyapqoo1Pc1/ZnEzwKllCV:7Euipj3UW14HUBwLog/a8KI
TLSH T10233490CEBCDAA72CAAC4ABFD8F2B6904B79C0F5E747E307248419150A177DB5801E97
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter JAMESWT_WT
Tags:exe primeline-it-com RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
101
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SPAM.zip
Verdict:
Malicious activity
Analysis date:
2025-09-03 10:13:01 UTC
Tags:
auto remcos rat resolverrat remote purecrypter netreactor stealer evasion ultravnc rmm-tool arch-exec exfiltration smtp arch-scr agenttesla
Link:
https://app.any.run/tasks/8f15fca1-52ec-4b18-943f-2ade3f8c3322

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/24901/
Detection(s):
Win.Packed.Msilheracles-10017859-0
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68b813db3e988eb6ab83a324
Tags:
autorun packed virus msil
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 obfuscated obfuscated packed packed smartassembly smart_assembly
Link:
https://www.filescan.io/uploads/68b815836212e2f742683acf/reports/8d1c369a-343c-4bfe-ae3e-f59278eedca8/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-08-28T08:37:00Z UTC
Last seen:
2025-08-28T08:37:00Z UTC
Hits:
~10000
Link:
https://opentip.kaspersky.com/31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2/results?tab=lookup
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2c47721a-9b5b-49ba-a519-98cc75c8d1b4
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2
Verdict:
inconclusive
YARA:
11 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.43 Win 32 Exe x86
Link:
https://app.malva.re/file/17810f72e40767287a21474d046a327a
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2/
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-08-28 13:13:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ggsb5qya4tczkipq4povkgi2maxcawko5lcmnr6ty4bcvedjdtja._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery rat
Link:
https://tria.ge/reports/250903-ma22hstqt9/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Drops startup file
Remcos
Remcos family
Malware Config
C2 Extraction:
212.162.149.164:443
Verdict:
Malicious
Tags:
Win.Packed.Msilheracles-10017859-0
YARA:
n/a
Link:
https://app.threat.zone/submission/0ff47faf-3be0-4d4d-81c2-405be74eb80c
Unpacked files
SH256 hash:
31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2
MD5 hash:
17810f72e40767287a21474d046a327a
SHA1 hash:
070a743f1628bc273e7a58a012db2c706ff463d0
Detections:
PureCrypter_Stage1
Create hunting rule
Link:
https://www.unpac.me/results/b6db2300-b123-484b-b1dd-18e1944a2990/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/31a41ec300e4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.97
Link:
https://yomi.yoroi.company/submissions/31a41ec300e4c59521f0e3dd55191a602e20594eeac4c6c7d3c7022a90691cd2

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/24901/

Comments