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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff. 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


Dridex


Vendor detections: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff
SHA3-384 hash: 817924263331972f6f4164a4ef0e7de2b386f4dc6a85e842a6c687123d62df3defbff5690b8cc6caa14c11582e392831
SHA1 hash: 56ff4415603201d5367280e88348a56f24e4863b
MD5 hash: f5e2ec95b6d3d591609351b2c32c15fc
humanhash: connecticut-video-louisiana-bakerloo
File name:123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff.exe
Download: download sample
Signature Dridex
Create hunting rule
File size:1'007'633 bytes
First seen:2025-01-27 13:02:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fbcff5951ad0c204f4744c629548c6c6 (2 x Dridex)
ssdeep 24576:yWyoHFMVMKkN3ZvxEhb0IsaQ4KriCo0j6Ijgx:1nuVMK6vx2RsIKNrjE
TLSH T1B1256B10F3F314C3C89EFA7C7D9D0919B053E259852F471E064F1361AC9ABA32EA9997
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 BastianHein
Tags:Dridex exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
2'727
Origin country :
CL CL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff.exe
Verdict:
Suspicious activity
Analysis date:
2025-01-28 06:04:22 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c0fb6286-566c-47a2-ba8e-f70d3bd04f6e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Dropper.Dridex-9942405-0
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Changing a file
Creating a file
Creating a process from a recently created file
Searching for synchronization primitives
Creating a file in the %AppData% subdirectories
Setting browser functions hooks
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Forced shutdown of a browser
Unauthorized injection to a browser process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint overlay packed packed packer_detected
Link:
https://www.filescan.io/uploads/679784060a04287e8b02f69e/reports/11f7f13f-c9d7-44db-92d2-b77913e1de88/overview
Verdict:
Malicious
Labled as:
Trojan.Agent
Link:
https://www.hybrid-analysis.com/sample/123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c93ee616-bda1-4c8b-b8fb-80106b10e315
Result
Threat name:
Dridex, ReverseShell
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1600373
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
Changes memory attributes in foreign processes to executable or writable
Contains functionality to prevent local Windows debugging
Joe Sandbox ML detected suspicious sample
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Queues an APC in another process (thread injection)
Sigma detected: Creation of an WerFault.exe in Unusual Folder
Sigma detected: RunDLL32 Spawning Explorer
System process connects to network (likely due to code injection or exploit)
Uses Atom Bombing / ProGate to inject into other processes
Yara detected Dridex unpacked file
Yara detected ReverseShell
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1600373 Sample: HxX5fAVkg3.exe Startdate: 27/01/2025 Architecture: WINDOWS Score: 100 50 api.msn.com 2->50 52 api-msn-com.a-0003.a-msedge.net 2->52 54 a-0003.a-msedge.net 2->54 64 Antivirus detection for dropped file 2->64 66 Antivirus / Scanner detection for submitted sample 2->66 68 Multi AV Scanner detection for submitted file 2->68 70 7 other signatures 2->70 10 loaddll64.exe 1 2->10         started        12 explorer.exe 2->12         started        signatures3 process4 dnsIp5 16 rundll32.exe 10->16         started        19 rundll32.exe 10->19         started        21 cmd.exe 1 10->21         started        23 2 other processes 10->23 56 a-0003.a-msedge.net 204.79.197.203, 443, 49738 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 12->56 74 System process connects to network (likely due to code injection or exploit) 12->74 76 Query firmware table information (likely to detect VMs) 12->76 signatures6 process7 signatures8 58 Changes memory attributes in foreign processes to executable or writable 16->58 60 Uses Atom Bombing / ProGate to inject into other processes 16->60 62 Queues an APC in another process (thread injection) 16->62 25 explorer.exe 14 53 16->25 injected 29 rundll32.exe 21->29         started        process9 file10 42 C:\Users\user\AppData\Local\...\wer.dll, PE32+ 25->42 dropped 44 C:\Users\user\AppData\Local\jrkUYQ\dxgi.dll, PE32+ 25->44 dropped 46 C:\Users\user\AppData\Local\...\WINMM.dll, PE32+ 25->46 dropped 48 7 other files (2 malicious) 25->48 dropped 72 Benign windows process drops PE files 25->72 31 WFS.exe 25->31         started        34 mfpmp.exe 25->34         started        36 MpCmdRun.exe 25->36         started        38 10 other processes 25->38 signatures11 process12 signatures13 78 Changes memory attributes in foreign processes to executable or writable 31->78 80 Uses Atom Bombing / ProGate to inject into other processes 31->80 82 Contains functionality to prevent local Windows debugging 34->82 40 conhost.exe 36->40         started        process14
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff/
Threat name:
Win64.Trojan.Dridex
Create hunting rule
Status:
Malicious
First seen:
2025-01-27 13:03:04 UTC
File Type:
PE+ (Dll)
Extracted files:
1
AV detection:
33 of 38 (86.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ci5igpdk2t7pwdtbfkj4rp5s7wuvevauwmepdde5h2swuxvdp77q._file
Result
Malware family:
dridex
Create hunting rule
Score:
  10/10
Tags:
family:dridex botnet defense_evasion payload persistence privilege_escalation trojan
Link:
https://tria.ge/reports/250127-qab2wazrcq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Event Triggered Execution: Accessibility Features
Adds Run key to start application
Checks whether UAC is enabled
Executes dropped EXE
Loads dropped DLL
Dridex Shellcode
Dridex
Dridex family
Verdict:
Malicious
Tags:
Win.Dropper.Dridex-9942405-0
YARA:
n/a
Link:
https://app.threat.zone/submission/4b166eeb-fab8-44cd-8815-bf5ff21a59f8
Unpacked files
SH256 hash:
123a833c6ad4fefb0e612a93c8bfb2fda9525414b308f18c9d3ea56a5ea37fff
MD5 hash:
f5e2ec95b6d3d591609351b2c32c15fc
SHA1 hash:
56ff4415603201d5367280e88348a56f24e4863b
Link:
https://www.unpac.me/results/445fb144-324b-4f8a-8607-474ddf2e037b/
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:aPLib_decompression
Create hunting rule
Author:@r3c0nst
Description:Detects aPLib decompression code often used in malware
Reference:https://ibsensoftware.com/files/aPLib-1.1.1.zip
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DridexV4
Create hunting rule
Author:kevoreilly
Description:Dridex v4 Payload
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
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)
Rule name:win_dridex_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.dridex.

File information

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

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
AUTH_APIManipulates User AuthorizationADVAPI32.dll::InitializeSecurityDescriptor
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::GetFileSecurityW
ADVAPI32.dll::GetWindowsAccountDomainSid
URL_MONIKERS_APICan Download & Execute componentsurlmon.dll::FaultInIEFeature
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::SetConsoleDisplayMode
KERNEL32.dll::GetConsoleWindow
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::GetFileAttributesW
KERNEL32.dll::GetVolumePathNamesForVolumeNameW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::GetOpenClipboardWindow

Comments