MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c7b91337fa49ba5b41d71ed0dbc04e249e06e59acd4c6f21722a31e91ddea0fe. 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
OffLoader
Vendor detections: 12
| SHA256 hash: | c7b91337fa49ba5b41d71ed0dbc04e249e06e59acd4c6f21722a31e91ddea0fe |
|---|---|
| SHA3-384 hash: | 8d8b46f0f0d54faf7f2b0b79655406b254080d880a26d0b75006827890170d63bcb425e79f35fa4d42934e9d4c995463 |
| SHA1 hash: | 2cc03aaba44284fc701c74369ae3f77d410867e0 |
| MD5 hash: | d729b0be4981e9e0aec6dfd8fce26ea8 |
| humanhash: | arizona-cold-cola-butter |
| File name: | file |
| Download: | download sample |
| Signature | OffLoader |
| File size: | 7'573'794 bytes |
| First seen: | 2026-02-14 09:07:34 UTC |
| Last seen: | 2026-02-14 09:10:08 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | ac4ded70f85ef621e5f8917b250855be (44 x OffLoader, 3 x Tofsee, 3 x QuasarRAT) |
| ssdeep | 196608:8vkH8mce3BqdYGqi9gX2JtijmCYQbWWoOPLrGC6Xy:8v288Bqwi9gX2J4j2QyOPGFy |
| TLSH | T141762237B28A673EE06E5B3749F29221593B7A20A51F8C1697F40C8CDF690A01D7F647 |
| TrID | 61.4% (.EXE) Inno Setup installer (107240/4/30) 23.8% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 3.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.7% (.EXE) Win64 Executable (generic) (6522/11/2) 2.5% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 OffLoader |
Intelligence
File Origin
# of uploads :
12
# of downloads :
180
Origin country :
USVendor Threat Intelligence
Malware family:
teamviewer
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2026-02-14 09:08:35 UTC
Tags:
anti-evasion inno installer delphi stealer teamviewer rmm-tool tightvnc upx
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
91.7%
Tags:
injection vmdetect dropper virus
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Labled as:
TrojanDldr.OffLoader.gen
Verdict:
Malicious
File Type:
exe x32
Detections:
UDS:DangerousObject.Multi.Generic
Verdict:
Unknown
Score:
62%
Verdict:
Susipicious
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Verdict:
Malicious
Threat:
Family.TIGHTVNC
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-02-14 09:08:18 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
6 of 24 (25.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
credential_access defense_evasion discovery installer privilege_escalation spyware stealer upx
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
Access Token Manipulation: Create Process with Token
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
UPX packed file
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Credentials from Password Stores: Windows Credential Manager
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
c7b91337fa49ba5b41d71ed0dbc04e249e06e59acd4c6f21722a31e91ddea0fe
MD5 hash:
d729b0be4981e9e0aec6dfd8fce26ea8
SHA1 hash:
2cc03aaba44284fc701c74369ae3f77d410867e0
SH256 hash:
21a125c4033c6ab835ef8a9e7779a7c12c61222c437fba49d6cf9ec29eec034e
MD5 hash:
c4b12463a4422fa03356bfd22ad4daf7
SHA1 hash:
096f92a222f3c0aae0a852ce11064a5f19e65359
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: | pe_detect_tls_callbacks |
|---|
| 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: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
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