MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044. 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


Threat unknown


Vendor detections: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044
SHA3-384 hash: 3250c49d36d25979fad0919e6d45aed49e0ffe2e3262b52fc111287029ad5f0f4e19371dac3e195598d7cccbce6e9b68
SHA1 hash: 279600945b88aae60739061eaba5e931993018e6
MD5 hash: 3f83b748ec37526faa188b89b605c6de
humanhash: fix-cola-alaska-muppet
File name:open.exe
Download: download sample
File size:111'616 bytes
First seen:2025-02-17 06:51:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bc43c289662044a365f3f78fff229c74
ssdeep 1536:gu8BpG1Qmk7Dypuq59B0y25vEB5VNHIm5zSDL6gxH6RkMWBbVz/sWadu9dlZnt1U:qBpG+ypuqH0CDHImu+G6RkMGR+GDt1
TLSH T1AAB35C5BA3E530F9E1768378C8511A05E776B8360760AFAF07B842561F236D18D3EF61
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter skocherhan
Tags:exe


Avatar
skocherhan
http://69.165.65.24:8888/open.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
462
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
open.exe
Verdict:
Malicious activity
Analysis date:
2025-02-17 06:53:21 UTC
Tags:
uac
Link:
https://app.any.run/tasks/1e08be53-bd75-4a8d-8f53-9aef589098d6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67b2dd90a0fd713c335b602c
Tags:
virus micro sage
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Launching a process
Enabling autorun with the shell\open\command registry branches
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc obfuscated
Link:
https://www.filescan.io/uploads/67b2dc9ac24a487ec9d30c00/reports/4140a3b9-e382-4e69-b030-2ee7d5ab4bbc/overview
Verdict:
Suspicious
Labled as:
Malware_
Link:
https://www.hybrid-analysis.com/sample/a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/96f0a00d-fb4d-4c93-92f4-e088b49e707d
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1616758
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
UAC bypass detected (Fodhelper)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1616758 Sample: open.exe Startdate: 17/02/2025 Architecture: WINDOWS Score: 60 11 Multi AV Scanner detection for submitted file 2->11 13 Joe Sandbox ML detected suspicious sample 2->13 6 open.exe 2 1 2->6         started        process3 signatures4 15 UAC bypass detected (Fodhelper) 6->15 9 fodhelper.exe 1 12 6->9         started        process5
Score:
87%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044/
Threat name:
Win64.Exploit.BypassUac
Create hunting rule
Status:
Malicious
First seen:
2025-02-17 06:52:08 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vcmtkdsgzrfifq4r252f4qvln3h3op6t32l2y4ries6eqizkebca._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/250217-hm25tstrep/
Behaviour
Modifies registry class
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Checks computer location settings
Downloads MZ/PE file
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5d7669b4-a699-4566-9b1f-2c4bc17d14b4
Unpacked files
SH256 hash:
a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044
MD5 hash:
3f83b748ec37526faa188b89b605c6de
SHA1 hash:
279600945b88aae60739061eaba5e931993018e6
Link:
https://www.unpac.me/results/847579a2-3d29-47f2-887a-a2538ba576dd/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset

File information

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

Web download

Executable exe a899350e46cc4a82c391d7745e42ab6ecfb73fd3de97ac722824bc48232a2044

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3442704/

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
Reviews
IDCapabilitiesEvidence
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegSetValueExW

Comments