MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66. 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: 13


Intelligence 13 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66
SHA3-384 hash: 951d019a53f6d0dc8a3904d64f05e68180c0de4119b3aa8fbe78447d53b7b91d2c26dab78526d2d20fc11ace45ae527b
SHA1 hash: 854b9f051af8fe2ebdd2878411e9fb9032594229
MD5 hash: f98fb3f06debf7144bee7c2ff7b4c456
humanhash: foxtrot-south-music-golf
File name:file
Download: download sample
Signature SystemBC
Create hunting rule
File size:5'160'728 bytes
First seen:2024-11-29 12:59:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 98304:S6Ydlk+IScwnft5fzKJK4pJdTQml9bVp1R9tPXluiFJc0x9cEekfupOgN61:SxqSzfSK4pfLVD71Lx973ukgNK
TLSH T1F43633357F87E382FCC814FBEA930485C3E892336653659454CB917DA8A5F82EAD2C47
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter Bitsight
Tags:exe SystemBC


Avatar
Bitsight
url: http://31.41.244.11/files/6180536652/xZNk1YZ.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
508
Origin country :
US US
Vendor Threat Intelligence
Malware family:
systembc
Create hunting rule
ID:
1
File name:
file.exe
Verdict:
Malicious activity
Analysis date:
2024-11-29 13:04:54 UTC
Tags:
purecrypter netreactor botnet systembc proxy
Link:
https://app.any.run/tasks/f9cc91bf-60c8-4869-b61a-814ab6547323

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.17569.14156.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6749bc4f04c232bff3b4b8fc
Tags:
obfuscate xtreme gumen sage
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed packed packer_detected
Link:
https://www.filescan.io/uploads/6749bad7b4b941a2decc1838/reports/83635c68-383d-428e-9eae-5dee2b43e980/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/78ea30cf-cbb0-40aa-b53d-1f1ce4a94ee2
Result
Threat name:
SystemBC
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1565245
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious values (likely registry only malware)
Encrypted powershell cmdline option found
Found malware configuration
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected SystemBC
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1565245 Sample: file.exe Startdate: 29/11/2024 Architecture: WINDOWS Score: 100 65 Found malware configuration 2->65 67 Multi AV Scanner detection for submitted file 2->67 69 Yara detected SystemBC 2->69 71 10 other signatures 2->71 8 file.exe 3 2->8         started        11 powershell.exe 11 2->11         started        13 powershell.exe 2->13         started        process3 signatures4 73 Encrypted powershell cmdline option found 8->73 75 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->75 77 Injects a PE file into a foreign processes 8->77 15 file.exe 1 8->15         started        19 powershell.exe 23 8->19         started        21 cmd.exe 1 8->21         started        23 cmd.exe 1 8->23         started        25 file.exe 3 11->25         started        27 conhost.exe 11->27         started        29 file.exe 13->29         started        31 conhost.exe 13->31         started        process5 dnsIp6 57 38.114.122.39, 443, 49759, 49760 CHINETWORKSUS United States 15->57 59 Creates autostart registry keys with suspicious values (likely registry only malware) 15->59 61 Loading BitLocker PowerShell Module 19->61 33 conhost.exe 19->33         started        35 WmiPrvSE.exe 19->35         started        63 Uses ipconfig to lookup or modify the Windows network settings 21->63 37 conhost.exe 21->37         started        39 ipconfig.exe 1 21->39         started        41 conhost.exe 23->41         started        43 ipconfig.exe 1 23->43         started        45 cmd.exe 25->45         started        47 cmd.exe 29->47         started        signatures7 process8 process9 49 conhost.exe 45->49         started        51 ipconfig.exe 45->51         started        53 conhost.exe 47->53         started        55 ipconfig.exe 47->55         started       
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rk5ynm65qdcng44h5mukhslo7r6a54lhkm325ohflgpi4mka5zta._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/241129-p8mqlawqbs/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a552c879-3e3c-4446-b831-3d1a69307d7d
Unpacked files
SH256 hash:
d5292930b53631fcbb8d362f676a199af8c6df2e4409432cfdc00d3ede05e9b3
MD5 hash:
8154ab114e07a2cf24085d988da43713
SHA1 hash:
5021dae3a489d15dab5e8005c8e015a5d81e88e2
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/e853cadd-d70d-4424-90eb-5ec1b1e86464/
SH256 hash:
8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66
MD5 hash:
f98fb3f06debf7144bee7c2ff7b4c456
SHA1 hash:
854b9f051af8fe2ebdd2878411e9fb9032594229
Link:
https://www.unpac.me/results/e853cadd-d70d-4424-90eb-5ec1b1e86464/
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/8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66

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:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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)

File information

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

Web download

SystemBC

Executable exe 8abb86b3dd80c4d37387eb28a3c96efc7c0ef1675337aeb8e5599e8e3140ee66

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3311653/

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments