MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe. 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 30 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe
SHA3-384 hash: 908f14971b0b35db7931b1ef3c7432fd01cdd37b11216bd6a4aa2e9e6113c69036164fd4c393fc8dd7eb0106110c6dd7
SHA1 hash: 082ae7662f81fdf5a05c28c9c9fbe9e67d64270d
MD5 hash: 55514ad0f63bc64b899572d7887ba333
humanhash: vegan-mango-zebra-timing
File name:Quotation.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'560'576 bytes
First seen:2025-03-18 07:37:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f068d745855b5114d96d324a544b2af8 (3 x RemcosRAT)
ssdeep 24576:Jfe5VkiGFZPhtOIbE5APTE6LCTJdwnXOIlu4DJ+uejsAbDuAV4s:JQFAbEA2QXOIlu4D4j1DuA1
Threatray 627 similar samples on MalwareBazaar
TLSH T13875C0E791904436C4172D38EC8692E85D3ABE311F5C6787A5FC7E2C7B39242E42F19A
TrID 35.4% (.EXE) Win64 Executable (generic) (10522/11/4)
22.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.1% (.EXE) Win32 Executable (generic) (4504/4/1)
6.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
6.8% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon e0c0c0c08080c0c0 (3 x RemcosRAT)
Reporter lowmal3
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
428
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Quotation.exe
Verdict:
Malicious activity
Analysis date:
2025-03-18 08:33:16 UTC
Tags:
delphi dbatloader loader rat remcos remote autorun-reg
Link:
https://app.any.run/tasks/817cd178-31e1-4e9a-b0c0-82b3e5bcc8eb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d934023962f1a6f47291e9
Tags:
remcos delphi cobalt emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context borland_delphi fingerprint keylogger packed packed packer_detected remcos
Link:
https://www.filescan.io/uploads/67d922e10a7899f3579b53d5/reports/8d133d9a-534f-4401-945e-86fdefd2380f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/15e0f0ed-8f49-4d53-bc6a-17aaa4fd4689
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1641380
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
Contains functionalty to change the wallpaper
Detected Remcos RAT
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the user root directory
Drops PE files with a suspicious file extension
Early bird code injection technique detected
Found malware configuration
Initial sample is a PE file and has a suspicious name
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: DLL Search Order Hijackig Via Additional Space in Path
Sigma detected: Execution from Suspicious Folder
Sigma detected: Remcos
Sigma detected: Suspicious Creation with Colorcpl
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1641380 Sample: Quotation.exe Startdate: 18/03/2025 Architecture: WINDOWS Score: 100 57 qwertyuioplkjhgfdsazxcvbnm.ydns.eu 2->57 59 geoplugin.net 2->59 75 Suricata IDS alerts for network traffic 2->75 77 Found malware configuration 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 14 other signatures 2->81 8 Quotation.exe 1 7 2->8         started        12 Rzabvdth.PIF 2->12         started        14 Rzabvdth.PIF 2->14         started        signatures3 process4 file5 51 C:\Users\user\Links\Rzabvdth.PIF, PE32 8->51 dropped 83 Early bird code injection technique detected 8->83 85 Drops PE files with a suspicious file extension 8->85 87 Allocates memory in foreign processes 8->87 93 2 other signatures 8->93 16 colorcpl.exe 4 13 8->16         started        20 cmd.exe 1 8->20         started        22 cmd.exe 1 8->22         started        89 Antivirus detection for dropped file 12->89 91 Multi AV Scanner detection for dropped file 12->91 24 colorcpl.exe 12->24         started        26 SndVol.exe 14->26         started        signatures6 process7 dnsIp8 53 qwertyuioplkjhgfdsazxcvbnm.ydns.eu 185.208.156.45, 14645, 49682, 49683 SIMPLECARRIERCH Switzerland 16->53 55 geoplugin.net 178.237.33.50, 49684, 80 ATOM86-ASATOM86NL Netherlands 16->55 63 Contains functionality to bypass UAC (CMSTPLUA) 16->63 65 Detected Remcos RAT 16->65 67 Contains functionalty to change the wallpaper 16->67 73 7 other signatures 16->73 28 recover.exe 2 16->28         started        31 recover.exe 1 16->31         started        33 recover.exe 1 16->33         started        69 Uses ping.exe to sleep 20->69 71 Uses ping.exe to check the status of other devices and networks 20->71 35 esentutl.exe 2 20->35         started        38 conhost.exe 20->38         started        40 alpha.pif 2 20->40         started        42 alpha.pif 2 20->42         started        44 PING.EXE 1 22->44         started        47 conhost.exe 22->47         started        signatures9 process10 dnsIp11 95 Tries to steal Mail credentials (via file registry) 28->95 97 Tries to harvest and steal browser information (history, passwords, etc) 28->97 99 Tries to steal Instant Messenger accounts or passwords 31->99 101 Tries to steal Mail credentials (via file / registry access) 33->101 49 C:\Users\Public\alpha.pif, PE32 35->49 dropped 103 Drops PE files to the user root directory 35->103 105 Drops PE files with a suspicious file extension 35->105 107 Drops or copies cmd.exe with a different name (likely to bypass HIPS) 35->107 61 127.0.0.1 unknown unknown 44->61 file12 signatures13
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2025-03-18 07:38:11 UTC
File Type:
PE (Exe)
Extracted files:
42
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vdui2fhaj5rp4gmtuklj5bxs22tlu4nhhamq2gexo3rmrxahj27a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
dbatloader
Create hunting rule
Similar samples:
45a2f3ef4e482129bcb6d5fce3e4dafd084a48491bf86039378220cbaaaf895d
RemcosRAT
53bcd29a7e6afd5ff7e507a36fc47c7696106c54259bd8c10c76ac6716fda0ae
RemcosRAT
8455a4960b81bd908b3c73ccdd8e1b95630551bb8810be539aa20725ccd82079
RemcosRAT
c0e3043b13b21ab347c7ccd016f92f763a31da997bdf6a617300ebb6c1f32749
RemcosRAT
error
RemcosRAT
+ 617 additional samples on MalwareBazaar
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader collection discovery persistence trojan
Link:
https://tria.ge/reports/250318-jge9jszqy9/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
ModiLoader Second Stage
ModiLoader, DBatLoader
Modiloader family
Verdict:
Malicious
Tags:
Win.Trojan.Modiloader-10042434-0
YARA:
n/a
Link:
https://app.threat.zone/submission/f2347bf6-3a7a-4721-bdb6-b4d749b79d4b
Unpacked files
SH256 hash:
a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe
MD5 hash:
55514ad0f63bc64b899572d7887ba333
SHA1 hash:
082ae7662f81fdf5a05c28c9c9fbe9e67d64270d
Link:
https://www.unpac.me/results/5e5224d6-aa0f-4820-bd08-ce71a769c9e0/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a8e88d14e04f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
Link:
https://yomi.yoroi.company/submissions/a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe

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:BobSoftMiniDelphiBoBBobSoft
Create hunting rule
Author:malware-lu
Rule name:Borland
Create hunting rule
Author:malware-lu
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Remcos_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Remcos Payload
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Windows_Generic_Threat_d7b57912
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

Malspam

RemcosRAT

Executable exe a8e88d14e04f62fe1993a2969e86f2d6a6ba71a738190d189776e2c8dc074ebe

(this sample)

  
Delivery method
Distributed via e-mail attachment

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryExA
kernel32.dll::LoadLibraryA
kernel32.dll::GetStartupInfoA
kernel32.dll::GetDiskFreeSpaceA
kernel32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileA
kernel32.dll::FindFirstFileA
version.dll::GetFileVersionInfoSizeA
version.dll::GetFileVersionInfoA
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExA
advapi32.dll::RegQueryValueExA
WIN_USER_APIPerforms GUI Actionsuser32.dll::ActivateKeyboardLayout
user32.dll::CreateMenu
user32.dll::FindWindowA
user32.dll::PeekMessageA
user32.dll::PeekMessageW
user32.dll::CreateWindowExA

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