MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bbf513305c61fc5e26cbbe5a72931b5bc0feeb0d834a85edf99b5bf5a853feb4. 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
SystemBC
Vendor detections: 16
| SHA256 hash: | bbf513305c61fc5e26cbbe5a72931b5bc0feeb0d834a85edf99b5bf5a853feb4 |
|---|---|
| SHA3-384 hash: | fb2ac759a25f0f145fb91c6f2fb85a476f9676b1dace9b0c63a11479a9c5d2820ac79f566b40f45bebc85a562329c5e9 |
| SHA1 hash: | 0df44a8b7424787e6847435d39b42efd955020f6 |
| MD5 hash: | b97c5fb8ffe52136069acd188303d3c4 |
| humanhash: | west-oscar-lima-louisiana |
| File name: | file |
| Download: | download sample |
| Signature | SystemBC |
| File size: | 1'624'064 bytes |
| First seen: | 2026-02-16 20:30:23 UTC |
| Last seen: | 2026-02-16 21:15:51 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer) |
| ssdeep | 49152:xj8nlatbgR5gXH7lIk8ELqt69SQ5RTt9:xj80Ri5yHT5LW69SqTT |
| TLSH | T176753370FE0B26B9E0B801F8E02B695BFF251A179BCC6C64050D90D3AAE77B5A3D5D50 |
| TrID | 28.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 25.5% (.EXE) Win32 Executable (generic) (4504/4/1) 11.6% (.ICL) Windows Icons Library (generic) (2059/9) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 SystemBC |
Intelligence
File Origin
# of uploads :
12
# of downloads :
217
Origin country :
USVendor Threat Intelligence
No detections
Malware family:
systembc
ID:
1
File name:
_bbf513305c61fc5e26cbbe5a72931b5bc0feeb0d834a85edf99b5bf5a853feb4.exe
Verdict:
Malicious activity
Analysis date:
2026-02-16 20:31:31 UTC
Tags:
tas17 themida systembc proxyware
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
92.5%
Tags:
vmdetect autorun
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm crypt evasive fingerprint masm obfuscated packed packed themidawinlicense
Verdict:
Malicious
Labled as:
Zusy.Generic
Verdict:
Malicious
File Type:
exe x32
Detections:
HEUR:Trojan-Ransom.Win32.Encoder.gen HEUR:Trojan.Win32.Generic Trojan-Proxy.Win32.Sybici.sb Trojan.Win64.Agent.sb
Malware family:
SystemBC
Verdict:
Malicious
Score:
100%
Verdict:
Malware
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.SYSTEMBC
Threat name:
Win32.Infostealer.Tinba
Status:
Malicious
First seen:
2026-02-16 20:31:39 UTC
File Type:
PE (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
systembc
Score:
10/10
Tags:
family:systembc defense_evasion discovery trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Executes dropped EXE
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
SystemBC
Systembc family
Malware Config
C2 Extraction:
headwindvariable.cc
endlessgrumbler.cc
endlessgrumbler.cc
Unpacked files
SH256 hash:
bbf513305c61fc5e26cbbe5a72931b5bc0feeb0d834a85edf99b5bf5a853feb4
MD5 hash:
b97c5fb8ffe52136069acd188303d3c4
SHA1 hash:
0df44a8b7424787e6847435d39b42efd955020f6
SH256 hash:
d61d01c4146d618b7e22427887d287860173b0e73999ca7d8b16d45ba2fc84ac
MD5 hash:
3a7a19199899b5c6ebc8579c8843bb2d
SHA1 hash:
1d573d2a3f227b96a35f1cf7e44888d19ee8a8cf
Detections:
win_systembc_g1
SystemBC
Malware family:
SystemBC
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: | meth_peb_parsing |
|---|---|
| Author: | Willi Ballenthin |
| 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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