MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 cbceaf45b5442e4693a1cb24116820a26dace4d23c348ba9539b1faa049f70a6. 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
QuasarRAT
Vendor detections: 16
| SHA256 hash: | cbceaf45b5442e4693a1cb24116820a26dace4d23c348ba9539b1faa049f70a6 |
|---|---|
| SHA3-384 hash: | 50021dfc1941797e4d2ec921a28afc57243c6592e7f1ac3716dfdafe38e74846fa8738b3e22de76d61bb5a637b9238cc |
| SHA1 hash: | 1fc3c86f1ce442fac037af6072e00ef51442dec8 |
| MD5 hash: | 9517ecc03f8378bb6bb1db7ab324201c |
| humanhash: | lamp-chicken-texas-december |
| File name: | cbceaf45b5442e4693a1cb24116820a26dace4d23c348ba9539b1faa049f70a6 |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 32'411'552 bytes |
| First seen: | 2025-12-28 14:37:31 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | ac4ded70f85ef621e5f8917b250855be (37 x OffLoader, 3 x Tofsee, 3 x QuasarRAT) |
| ssdeep | 98304:cN66MH17dWH8glgm7WlcVNMIg/0pH2a++CBsIMCy0we:YMH1UHbgg4SGIm0WbsIcK |
| Threatray | 289 similar samples on MalwareBazaar |
| TLSH | T1A1671233B28A673EE06E5A3B59B692105D3B7A21A51F8C1696F44C8CCF2D0601E3F757 |
| TrID | 60.0% (.EXE) Inno Setup installer (107240/4/30) 23.2% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 5.8% (.EXE) Win64 Executable (generic) (10522/11/4) 3.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 2.5% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| Reporter |  JAMESWT_WT |
| Tags: | exe hov-kievholod-kiev-ua QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
98
Origin country :
ITVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cbceaf45b5442e4693a1cb24116820a26dace4d23c348ba9539b1faa049f70a6
Verdict:
Suspicious activity
Analysis date:
2025-12-28 14:50:16 UTC
Tags:
pastebin upx
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Tags:
dropper virus
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
adaptive-context embarcadero_delphi expand fingerprint inno installer installer installer-heuristic lodarat lolbin overlay packed tofsee
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-25T23:12:00Z UTC
Last seen:
2025-12-28T15:50:00Z UTC
Hits:
~100
Detections:
Trojan.Win32.Quasar.sb Trojan.MSIL.Quasar.a Backdoor.Win32.Zegost.sb Trojan-PSW.MSIL.Agent.sb Trojan.MSIL.Crypt.sb Backdoor.MSIL.Agent.sb Trojan.Win32.Mansabo.sb Trojan.Win32.AntiAV.sb Trojan.Win32.Agent.sb Trojan-PSW.Win32.Stealer.sb Trojan-Dropper.Win32.DLLhijack.sb Trojan.Win32.Shellcode.sb Trojan.Win32.Gatak.sb Trojan.Win32.Foxhiex.sb Trojan.Win32.DLLhijack.sb Trojan.MSIL.Quasar.gco Trojan.MSIL.Quasar.gbz Trojan.Win32.RokRat.sb
Score:
90%
Verdict:
Malware
File Type:
PE
Gathering data
Verdict:
Malicious
Threat:
Family.QUASAR
Threat name:
Win32.Trojan.Kepavll
Status:
Malicious
First seen:
2025-12-26 04:49:00 UTC
File Type:
PE (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
quasarrat
Similar samples:
+ 279 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:day2 discovery installer spyware trojan upx
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
Enumerates physical storage devices
System Location Discovery: System Language Discovery
UPX packed file
Legitimate hosting services abused for malware hosting/C2
ACProtect 1.3x - 1.4x DLL software
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Quasar RAT
Quasar family
Quasar payload
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Malware family:
Vidar
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | Borland |
|---|---|
| Author: | malware-lu |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | MAL_packer_lb_was_detected |
|---|---|
| Author: | 0x0d4y |
| Description: | Detect the packer used by Lockbit4.0 |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | ProgramLanguage_Rust |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Rust programming language |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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