MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf. 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: 19


Intelligence 19 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf
SHA3-384 hash: cd324d31c9e7ca7d6c3c28a56779a0a4e32eecbfae8548d726867bb55d4d054473cc452893a1ff8c3733703aaffc5132
SHA1 hash: ebca0f52634e0a9b6e6f8d29e3d2b1d0abdaed5a
MD5 hash: b98315a3c1a56051106faa86cbf8fa32
humanhash: avocado-ten-chicken-hot
File name:28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'021'440 bytes
First seen:2025-10-09 14:21:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:j0M4ah1KUsptsilqEpGujPyQ6aJNgcMkfowUd:MttZGnQrJ2clRU
TLSH T188250265637EEB02D1AA1BF40970E77007B9BD59A812D31A1EFBADEF783574018017A3
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter adrian__luca
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
60
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf
Verdict:
Malicious activity
Analysis date:
2025-10-09 17:13:09 UTC
Tags:
remcos rat
Link:
https://app.any.run/tasks/9b9389f4-7e90-4003-93b7-9a0fa8874467

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/31467/
Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68e7c6467f305fa2545dfe68
Tags:
agenttesla remcos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Connection attempt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm krypt obfuscated packed packed packer_detected remcos
Link:
https://www.filescan.io/uploads/68e7cf27d4a0085473c59840/reports/8bc1211c-ee4f-491b-9d20-6d82d5a32ec3/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-19T04:14:00Z UTC
Last seen:
2025-10-08T14:10:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf/results?tab=lookup
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/eab1be91-c5be-46a5-90c4-307389806cd7
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.42 Win 32 Exe x86
Link:
https://app.malva.re/file/b98315a3c1a56051106faa86cbf8fa32
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf/
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2025-09-19 10:38:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fcvlg26drgkiwsqulyqipkzi72g63jdgvr7xulmsc62cxudxjsxq._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
remcos
Create hunting rule
unc_loader_078
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos discovery rat
Link:
https://tria.ge/reports/251009-seedxazqs6/
Behaviour
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Remcos
Remcos family
Malware Config
C2 Extraction:
193.23.3.100:2404
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/71bfce17-4b13-43ec-91c6-9434fdfdf2cc
Unpacked files
SH256 hash:
28aab36bc389948b4a145e2087ab28fe8deda466ac7f7a2d9217b42bd0774caf
MD5 hash:
b98315a3c1a56051106faa86cbf8fa32
SHA1 hash:
ebca0f52634e0a9b6e6f8d29e3d2b1d0abdaed5a
Link:
https://www.unpac.me/results/6dfd1793-ae0a-4d9c-b8df-fbe57cff1302/
SH256 hash:
1041b538ccbc7d66e59247ef7551cde9b6c282843541585e9190a8e2e3943b12
MD5 hash:
e870d1e8f3791ccc141f85f40fd2972b
SHA1 hash:
150919ee289cffa6feb40ab8261f620dd7e26aac
Link:
https://www.unpac.me/results/6dfd1793-ae0a-4d9c-b8df-fbe57cff1302/
SH256 hash:
dc9a22b0cfae0cf5b6c5d71dbff8f06d7de22fcde50b7fac83a5046f5d8c8719
MD5 hash:
c7233b8b73b2b71beed9316f19c6902b
SHA1 hash:
4ab96f4182d61570f8f0f3a39e067a6de1ca3ee4
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/6dfd1793-ae0a-4d9c-b8df-fbe57cff1302/
SH256 hash:
5dd784d82fcc2672b0b6ee2ed5ea2668e76c5dd5e9378e214b35302058a505ff
MD5 hash:
56fa63585378aeab23bf5c9164407b1e
SHA1 hash:
d6a2590a2a7cc9eb1e7aebb286aabbc120178c36
Detections:
win_remcos_w0
Create hunting rule
win_remcos_auto
Create hunting rule
Remcos
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
win_remcos_rat_unpacked
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/6dfd1793-ae0a-4d9c-b8df-fbe57cff1302/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/28aab36bc389/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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

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/31467/

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