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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98. 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


GuLoader


Vendor detections: 17


Intelligence 17 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98
SHA3-384 hash: d07d93de155467cb74ee7acab4eb0d551f90d283f8d7aeb71fd84fc41b8d3030617316978109daa5140c9351df762db5
SHA1 hash: 84aae9bc3eeae8cf4c966d24bb947e8418a5d5c8
MD5 hash: 31cb90122f3cb468a792693578dd3531
humanhash: ten-failed-mango-alabama
File name:TransEuropeasia.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:412'168 bytes
First seen:2026-05-11 04:07:35 UTC
Last seen:2026-06-08 09:27:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e2a592076b17ef8bfb48b7e03965a3fc (419 x GuLoader, 63 x RemcosRAT, 52 x AgentTesla)
ssdeep 6144:I4t6LsCB7fXyMBDmJzy7bAz3fCAq4YSRFF4s2yAGHOrGHKRuJrDA5Dpd93b9xW:IkCBLXy8mzyovHpRUQnHOrGqRudeTXxW
Threatray 2'398 similar samples on MalwareBazaar
TLSH T10E9402023F84D447C6B91272ED19E9FAB1694EF0DB6E4E1F0F90BD9CB8B56550A0C31A
TrID 50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.5% (.EXE) Win64 Executable (generic) (6522/11/2)
8.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon e4e4c0ccd8d2f2da (4 x GuLoader, 1 x RemcosRAT)
Reporter threatcat_ch
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Dagvagts
Issuer:Dagvagts
Algorithm:sha256WithRSAEncryption
Valid from:2026-04-15T02:58:29Z
Valid to:2027-04-15T02:58:29Z
Serial number: 2d2718f392fef6686634a0009cc4a8b2791cb92b
Thumbprint Algorithm:SHA256
Thumbprint: a7e1b5173fe0a5f36e097e8e88ae745a71376d8013dea9fc77b467c7da0e1d14
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
3
# of downloads :
209
Origin country :
CH CH
Vendor Threat Intelligence
Malware configuration found for:
GuLoader NSIS
Details
GuLoader
an XOR decryption key and an extracted component
GuLoader
a c2 URL, a useragent string, and a string XOR key
NSIS
extracted archive contents
Link:
https://research.acce.ciphertechsolutions.com/results/54d684fc-26d9-49cb-a9ad-89b5b93df160/
Malware family:
remcos
Create hunting rule
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-05-11 04:09:02 UTC
Tags:
remcos rat auto-reg remote stealer mpress
Link:
https://app.any.run/tasks/0b2d0734-4be2-4295-ac79-4a971d9467d7

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/65568/
Detection(s):
SecuriteInfo.com.NSIS.MalwareX-gen.68275213.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a01dc3b059cfdadce20d333
Tags:
injection obfusc
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file
Creating a file in the Windows directory
Creating a file in the %temp% directory
Delayed reading of the file
Unauthorized injection to a recently created process
Restart of the analyzed sample
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Сreating synchronization primitives
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug evasive installer installer installer-heuristic microsoft_visual_cc nsis packed reconnaissance signed
Link:
https://www.filescan.io/uploads/6a01563adf14f1cb2acf713b/reports/99121d0f-61fc-420a-ad3e-5553a36053b3/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-11T00:34:00Z UTC
Last seen:
2026-05-13T02:24:00Z UTC
Hits:
~1000
Detections:
Trojan.Win32.GuLoader.sb HEUR:Trojan-Downloader.Win32.Minix.gen Trojan.NSIS.Makoob.sba Trojan-Downloader.Win32.Minix.sb HEUR:Trojan.NSIS.GuLoader.gen
Link:
https://opentip.kaspersky.com/ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/28ff3c8e-7f4c-442a-8fdf-7672af94207a
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1911383
Signature
AI detected suspicious PE digital signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
Detected Remcos RAT
Found direct / indirect Syscall (likely to bypass EDR)
Found hidden mapped module (file has been removed from disk)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1911383 Sample: TransEuropeasia.exe Startdate: 11/05/2026 Architecture: WINDOWS Score: 100 70 drive.usercontent.google.com 2->70 72 drive.google.com 2->72 74 Suricata IDS alerts for network traffic 2->74 76 Found malware configuration 2->76 78 Antivirus detection for dropped file 2->78 80 8 other signatures 2->80 9 TransEuropeasia.exe 35 2->9         started        13 remcos.exe 23 2->13         started        15 rundll32.exe 2->15         started        signatures3 process4 file5 58 C:\Users\user\AppData\Local\...\System.dll, PE32 9->58 dropped 92 Tries to detect virtualization through RDTSC time measurements 9->92 94 Unusual module load detection (module proxying) 9->94 96 Switches to a custom stack to bypass stack traces 9->96 17 TransEuropeasia.exe 2 10 9->17         started        22 TransEuropeasia.exe 9->22         started        60 C:\Users\user\AppData\Local\...\System.dll, PE32 13->60 dropped 98 Found direct / indirect Syscall (likely to bypass EDR) 13->98 24 remcos.exe 4 12 13->24         started        26 remcos.exe 13->26         started        signatures6 process7 dnsIp8 64 drive.usercontent.google.com 142.251.211.97, 443, 49724, 49731 GOOGLEUS United States 17->64 66 drive.google.com 142.251.41.174, 443, 49721, 49730 GOOGLEUS United States 17->66 46 C:\ProgramData\Remcos\remcos.exe, PE32 17->46 dropped 48 C:\ProgramData\...\remcos.exe:Zone.Identifier, ASCII 17->48 dropped 82 Creates autostart registry keys with suspicious names 17->82 28 remcos.exe 23 17->28         started        32 TransEuropeasia.exe 17->32         started        68 31.57.216.62, 2404, 49732, 49734 RASANAIR Iran (ISLAMIC Republic Of) 24->68 50 C:\Users\user\AppData\Local\Temp\TH8E29.tmp, MS-DOS 24->50 dropped 52 C:\Users\user\AppData\Local\Temp\TH8E19.tmp, MS-DOS 24->52 dropped 54 C:\Users\user\AppData\Local\Temp\TH8D9B.tmp, MS-DOS 24->54 dropped 56 2 other malicious files 24->56 dropped 84 Detected Remcos RAT 24->84 86 Writes to foreign memory regions 24->86 88 Maps a DLL or memory area into another process 24->88 90 Found direct / indirect Syscall (likely to bypass EDR) 24->90 34 sc.exe 24->34         started        36 sc.exe 24->36         started        38 remcos.exe 24->38         started        40 19 other processes 24->40 file9 signatures10 process11 file12 62 C:\Users\user\AppData\Local\...\System.dll, PE32 28->62 dropped 100 Antivirus detection for dropped file 28->100 102 Multi AV Scanner detection for dropped file 28->102 104 Found hidden mapped module (file has been removed from disk) 28->104 110 2 other signatures 28->110 42 remcos.exe 8 28->42         started        44 remcos.exe 28->44         started        106 Unusual module load detection (module proxying) 34->106 108 Tries to harvest and steal browser information (history, passwords, etc) 36->108 signatures13 process14
Score:
86%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable NSIS Installer PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/31cb90122f3cb468a792693578dd3531
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98
Threat name:
Win32.Trojan.Qwexlafiba
Create hunting rule
Status:
Malicious
First seen:
2026-05-11 03:59:41 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z3mckkfqrjjktifkv7663iywigex4cltnbkweudprbtuupnbz6ma._file
Verdict:
malicious
Label(s):
cloudeye
Create hunting rule
Similar samples:
30829f3086c52d01a07501ea2ef51c0c94ae8045777e117feb7b41cb0743c421
GuLoader
48caa1c5b9a6b41f64e6f01f74a6ed1623459c064235f772d832153274944fe2
GuLoader
551863be2e92aa2d319a92cda72bc2123233ee3a7e965ee691fd70d88c21d772
GuLoader
60d7ecfa5459d57946bad25c71577ddff454bde012fd802d340830a6a6a4d94f
GuLoader
67fd31f9b85ca5e31e0851c8a5f8f2f36343d884aa3dd7f26d4aa6c5d02b28fe
GuLoader
803d4ec06466ca32c6f4e2dd79d42d8b6b33b858d393f59f3cce2794981d41f8
GuLoader
841bd3307cb1a34c5f6a907217bd09c5e4d9e7500e2863a8cd956793014d5f2e
GuLoader
dd6d8363c2761f77948a54be192dbbe563d2da9dd8f922102547631ccbd05ebb
GuLoader
eadedc1029829676460e4a64eabd39a11f3753767c000d48cc55a584a5e5a143
GuLoader
error
GuLoader
+ 2'388 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery persistence rat
Link:
https://tria.ge/reports/260511-eqft8aev7q/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Detected Nirsoft tools
NirSoft MailPassView
Family: Remcos
Malware Config
C2 Extraction:
31.57.216.62:2404
Unpacked files
SH256 hash:
ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98
MD5 hash:
31cb90122f3cb468a792693578dd3531
SHA1 hash:
84aae9bc3eeae8cf4c966d24bb947e8418a5d5c8
Link:
https://www.unpac.me/results/b75d5648-a8f9-4027-934a-a8e51fa58097/
SH256 hash:
bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb
MD5 hash:
17ed1c86bd67e78ade4712be48a7d2bd
SHA1 hash:
1cc9fe86d6d6030b4dae45ecddce5907991c01a0
Link:
https://www.unpac.me/results/b75d5648-a8f9-4027-934a-a8e51fa58097/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ced82528b08a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98

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:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information

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

Malspam

GuLoader

Executable exe ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/65568/

Comments