MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03. 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: 17


Intelligence 17 IOCs YARA 5 File information Comments
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SHA256 hash: 2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
SHA3-384 hash: 3f19f9a32679866f24055109d3cf02ec9e93cd5c079dfc61d1df5e2bb3f6d963996b0362b077554d9dde877a247ad384
SHA1 hash: 38bd1944d74de0a7aa0366c6b09f1905bfd68407
MD5 hash: 198dbc6a026202e0973c6ec14ac3a550
humanhash: glucose-mars-burger-lemon
File name:2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:651'776 bytes
First seen:2025-03-07 14:20:49 UTC
Last seen:2025-03-07 16:01:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:oMr8Ig8dYeXY/e1L3l0Fcll8wnpd5c2OvoMFWl1A/XS3zf641TMEAmD:oMrbVR1lh8wpd5cxouW7CC3D641TM
Threatray 99 similar samples on MalwareBazaar
TLSH T157D4E0907619FC05C85A93F009B2E6B416395E9DD404D20BAEE97EFF7DB3B020C5AA47
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon 68d8d8c8d9a9c1d9 (96 x SnakeKeylogger, 67 x RemcosRAT, 66 x Formbook)
Reporter adrian__luca
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
406
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
Verdict:
Malicious activity
Analysis date:
2025-03-07 17:20:08 UTC
Tags:
remcos rat
Link:
https://app.any.run/tasks/6605cd8a-389b-4fe7-9d9c-540ac7b95f22

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67cb02c2c8d04e92a4bfc0c1
Tags:
dropper remcos micro msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Setting a keyboard event handler
Connection attempt to an infection source
Sending a TCP request to an infection source
Query of malicious DNS domain
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected reconnaissance vbnet
Link:
https://www.filescan.io/uploads/67cb00deb32a56d0c2ced53c/reports/164c0cef-8a4e-4dbd-9aeb-072bce2634cc/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/347726b6-8ed1-46fa-a55e-8af5d0fa1751
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1631817
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to detect virtual machines (IN, VMware)
Contains functionality to inject code into remote processes
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
Detected Remcos RAT
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1631817 Sample: CoROpGgBz2.exe Startdate: 07/03/2025 Architecture: WINDOWS Score: 100 48 rediffclip.duckdns.org 2->48 52 Suricata IDS alerts for network traffic 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 60 13 other signatures 2->60 8 GyZCgUgFwnVW.exe 5 2->8         started        12 CoROpGgBz2.exe 7 2->12         started        signatures3 58 Uses dynamic DNS services 48->58 process4 file5 38 C:\Users\user\...behaviorgraphyZCgUgFwnVW.exe.log, ASCII 8->38 dropped 62 Antivirus detection for dropped file 8->62 64 Multi AV Scanner detection for dropped file 8->64 66 Detected Remcos RAT 8->66 74 6 other signatures 8->74 14 GyZCgUgFwnVW.exe 8->14         started        17 schtasks.exe 1 8->17         started        40 C:\Users\user\AppData\...behaviorgraphyZCgUgFwnVW.exe, PE32 12->40 dropped 42 C:\Users\...behaviorgraphyZCgUgFwnVW.exe:Zone.Identifier, ASCII 12->42 dropped 44 C:\Users\user\AppData\Local\...\tmp5886.tmp, XML 12->44 dropped 46 C:\Users\user\AppData\...\CoROpGgBz2.exe.log, ASCII 12->46 dropped 68 Uses schtasks.exe or at.exe to add and modify task schedules 12->68 70 Adds a directory exclusion to Windows Defender 12->70 72 Injects a PE file into a foreign processes 12->72 19 CoROpGgBz2.exe 1 2 12->19         started        22 powershell.exe 23 12->22         started        24 powershell.exe 22 12->24         started        26 schtasks.exe 1 12->26         started        signatures6 process7 dnsIp8 76 Detected Remcos RAT 14->76 78 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 14->78 28 conhost.exe 17->28         started        50 rediffclip.duckdns.org 192.169.69.26, 19911, 49686, 49688 WOWUS United States 19->50 80 Installs a global keyboard hook 19->80 82 Loading BitLocker PowerShell Module 22->82 30 WmiPrvSE.exe 22->30         started        32 conhost.exe 22->32         started        34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03/
Threat name:
ByteCode-MSIL.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-02-25 02:49:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fu24k3evutkqcegcimbjbrz2pidr3nsaaud2uwegwefzyf7pfqbq._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
remcos
Create hunting rule
Similar samples:
2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
RemcosRAT
33cc55fef11d691d7728275b1e7dfc61520cef61bb0035de7dfb8e648f086f50
RemcosRAT
7c1edf69f6a8d72fd30fd41b68f1b5d27162b61212e1e7d82ced75de5ad8b6a5
RemcosRAT
7df9ceec9c6ece56d60b5264804b0c9360c4f87bc595d9987c5d87990511ba34
RemcosRAT
9d1fceb7b60271f5fa7d59e93b576817557d4d86426dfcdb5d2b6d985833c910
RemcosRAT
error
RemcosRAT
+ 89 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:rediff discovery execution rat
Link:
https://tria.ge/reports/250307-rn6zvask12/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Remcos
Remcos family
Malware Config
C2 Extraction:
rediffclip.duckdns.org:19911
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/24e2d094-1a7e-44ee-b88d-8c799ba7630e
Unpacked files
SH256 hash:
2d35c56c95a4d50110c2430290c73a7a071db6400507aa5886b10b9c17ef2c03
MD5 hash:
198dbc6a026202e0973c6ec14ac3a550
SHA1 hash:
38bd1944d74de0a7aa0366c6b09f1905bfd68407
Link:
https://www.unpac.me/results/88a01949-d2f8-4d00-820f-25dc0fca25e3/
SH256 hash:
e80a463e16b14b43e4112cb8f0cb0cf44ff245be592202042373a02b9ea4deb9
MD5 hash:
bbea1aafd0d7058f6f46c8ceff355f96
SHA1 hash:
14ca07073c0a943129823d6532358a55761a203f
Link:
https://www.unpac.me/results/88a01949-d2f8-4d00-820f-25dc0fca25e3/
SH256 hash:
6dca60a3b334ebaee980216a24812c9b78268e4ed49979b35dc048d025abf016
MD5 hash:
d9159fef2803fbeaa45b33eec172fc41
SHA1 hash:
251ce648aba579a477f3973e39ac485a6413e23c
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/88a01949-d2f8-4d00-820f-25dc0fca25e3/
SH256 hash:
805c96d920cca869e8583bec6592996dacaa9b7fa25a0043375b198ace22b9c7
MD5 hash:
97d2885a325751287091e61d5ce47976
SHA1 hash:
81f8b5c08e89b6035b2acbf1d232edd8037f8197
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Remcos
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
Remcos
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Link:
https://www.unpac.me/results/88a01949-d2f8-4d00-820f-25dc0fca25e3/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2d35c56c95a4/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:NETexecutableMicrosoft
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_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

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