MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15. 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


Intelligence 16 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15
SHA3-384 hash: d560ba0e14d2665ddb13a7343a752ef51c895b550be3ddd2a671d2ec24efa7bea856498103a2350eb6aa81584fef5fdb
SHA1 hash: 7a2fa90c458468651846532d2876eefc7fe15ea2
MD5 hash: d031aae0c4b488067297beb2dc26460f
humanhash: crazy-iowa-music-nebraska
File name:file
Download: download sample
Signature SystemBC
Create hunting rule
File size:678'711 bytes
First seen:2024-05-16 20:41:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0ae9e38912ff6bd742a1b9e5c003576a (10 x DCRat, 7 x RedLineStealer, 4 x AsyncRAT)
ssdeep 12288:GubsNSOetfARQAPyGUu7zhubsNSOetfARQAPyGUfT+tkrnC/bv8:GubsnafAPyjSzhubsnafAPyjZrnEL8
TLSH T17FE4B092BED099B1D02224333A25AB3877FD7C205F6149EBD38AA95DBD321C06231F57
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4504/4/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 00414f4f4f4f4700 (14 x CoinMiner, 12 x RedLineStealer, 12 x NodeLoader)
Reporter Bitsight
Tags:exe SystemBC


Avatar
Bitsight
url: https://vk.com/doc5294803_669653231?hash=vq1URX0uJybRVSpi9pFiOBnAawzRKdSAmC0JvCUu9L0&dl=00HpXZxy2tVLCrRBI4nrOyM9kp9wZuWpC6zhob7XZXH&api=1&no_preview=1#socks

Intelligence

File Origin
# of uploads :
1
# of downloads :
393
Origin country :
US US
Vendor Threat Intelligence
Malware family:
systembc
Create hunting rule
ID:
1
File name:
cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15.exe
Verdict:
Malicious activity
Analysis date:
2024-05-16 20:42:04 UTC
Tags:
systembc
Link:
https://app.any.run/tasks/d88ed72d-1e80-4f61-9224-bd75d35d3fde

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Dropper.Nanocore-9986456-0
Create hunting rule

Win.Malware.Bladabindi-10008357-0
Create hunting rule

Win.Packed.Bladabindi-10017056-0
Create hunting rule

Win.Malware.Zenpak-10017873-0
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Running batch commands
Creating a process from a recently created file
Creating a file
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm fingerprint installer lolbin overlay setupapi sfx shdocvw shell32
Link:
https://www.filescan.io/uploads/66466fafd5791e8ce288009e/reports/825e247d-40ab-4015-988c-a53a1ac4bc30/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
SystemBC
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/07450213-24dd-4530-93ab-a1c7508978c9
Result
Threat name:
SystemBC
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1442988
Signature
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after checking mutex)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Machine Learning detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect virtualization through RDTSC time measurements
Yara detected SystemBC
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15
Detection:
systembc
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15/
Threat name:
Win32.Trojan.MintZard
Create hunting rule
Status:
Malicious
First seen:
2024-05-16 20:42:05 UTC
File Type:
PE (Exe)
Extracted files:
35
AV detection:
12 of 38 (31.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4odsdxle3576zdvq2q2axsp4emvplyauqeyewhiihqyuhkcd4kq._file
Result
Malware family:
systembc
Create hunting rule
Score:
  10/10
Tags:
family:systembc trojan
Link:
https://tria.ge/reports/240516-zgzk7afe3x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
SystemBC
Malware Config
C2 Extraction:
cobusabobus.cam:4001
Unpacked files
SH256 hash:
cfb1fd0adf528fcf14647cf3fcd85fb7e4fddd2167b36f9e8b2424b62453df28
MD5 hash:
4f01c3d7439dde153ff0110a26e2a71c
SHA1 hash:
40d7203ad4e1fd40e13a56e6f747ee480740873c
Detections:
SystemBC
Create hunting rule
win_systembc_g1
Create hunting rule
EXT_MAL_SystemBC_Mar22_1
Create hunting rule
win_systembc_20220311
Create hunting rule
Link:
https://www.unpac.me/results/943bf786-9540-4d6b-bc6c-6935b3b24c4f/
Parent samples :
cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15
bbf284e7e60430e7aa64fa92781ed283fd46883831720b959d8c786a42af7711
6e9f1c1298419230dbc24cfe76a8d64c8094e9d1335a0cef567042b3250e565a
SH256 hash:
cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15
MD5 hash:
d031aae0c4b488067297beb2dc26460f
SHA1 hash:
7a2fa90c458468651846532d2876eefc7fe15ea2
Link:
https://www.unpac.me/results/943bf786-9540-4d6b-bc6c-6935b3b24c4f/
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/cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants

File information

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

Web download

SystemBC

Executable exe cf1c390eeb26fbff647586a1a05e4fe11957af00a4098258e841e18a1d421f15

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download

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 (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
GDI_PLUS_APIInterfaces with Graphicsgdiplus.dll::GdiplusStartup
gdiplus.dll::GdiplusShutdown
gdiplus.dll::GdipAlloc
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::AttachConsole
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::FreeConsole
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileMappingW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::MoveFileExW

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