MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290. 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


CryptOne


Vendor detections: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290
SHA3-384 hash: cae12ccd59662ea6c59bec464d70f7bb9053745c40026216bdce260db922022650257ce06a832e4cd49085416d9a56e9
SHA1 hash: 3e8b2354b6987d4fad54e838dde767df1554a3bb
MD5 hash: 55f00748454a5bc47a98d5cd51f2e877
humanhash: charlie-tennessee-artist-east
File name:b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290.bin
Download: download sample
Signature CryptOne
Create hunting rule
File size:138'395 bytes
First seen:2024-05-31 10:32:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8c16c795b57934183422be5f6df7d891 (36 x Mofksys, 18 x CryptOne, 6 x AveMariaRAT)
ssdeep 1536:XfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbgWE:XVqoCl/YgjxEufVU0TbTyDDalVE
TLSH T12AD3F9237E1C946EC81189F42CA9DA6E79155E363BE0AC1B72A2BF11F57530B31F421B
TrID 42.6% (.EXE) Win32 Executable (generic) (4504/4/1)
19.4% (.ICL) Windows Icons Library (generic) (2059/9)
18.9% (.EXE) Generic Win/DOS Executable (2002/3)
18.9% (.EXE) DOS Executable Generic (2000/1)
dhash icon c0abac8cc2d2d2d2 (1 x CryptOne)
Reporter JaffaCakes118
Tags:CryptOne exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
438
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
XN6Y.zip
Verdict:
No threats detected
Analysis date:
2024-05-31 10:17:11 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/864dcec2-ed29-4cbd-a645-d411ac700c97

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Trojan.VBGeneric-6735875-0
Create hunting rule

Win.Trojan.Agent-1109049
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6659a77520ad30d287677993win7simulatehigh_evasion
Tags:
Encryption Execution Network Stealth Blackshades
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a process with a hidden window
Setting a single autorun event
Enabling a "Do not show hidden files" option
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin masquerade mofksys overlay packed shell32 swisyn virus visual_basic
Link:
https://www.filescan.io/uploads/6659a7639c0b71aaf52b76b8/reports/5b33d2da-4304-4926-8cf8-bb789a056050/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b9f5c203-0123-4352-8f97-da0ff409eaf3
Result
Threat name:
CryptOne, Mofksys
Create hunting rule
Detection:
malicious
Classification:
spre.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1450473
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected CryptOne packer
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Suspect Svchost Activity
Sigma detected: System File Execution Location Anomaly
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected Mofksys
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1450473 Sample: anSGmj2873.exe Startdate: 01/06/2024 Architecture: WINDOWS Score: 100 46 googlecode.l.googleusercontent.com 2->46 48 codecmd03.googlecode.com 2->48 50 2 other IPs or domains 2->50 62 Antivirus / Scanner detection for submitted sample 2->62 64 Multi AV Scanner detection for submitted file 2->64 66 Yara detected Mofksys 2->66 68 5 other signatures 2->68 10 anSGmj2873.exe 1 3 2->10         started        14 svchost.exe 2->14 injected 16 svchost.exe 2->16         started        18 2 other processes 2->18 signatures3 process4 file5 42 C:\Windows\Resources\Themes\explorer.exe, MS-DOS 10->42 dropped 88 Drops PE files with benign system names 10->88 20 explorer.exe 15 10->20         started        90 Injects code into the Windows Explorer (explorer.exe) 14->90 92 Drops executables to the windows directory (C:\Windows) and starts them 14->92 25 consent.exe 2 14->25         started        27 explorer.exe 1 14->27         started        29 svchost.exe 1 14->29         started        signatures6 process7 dnsIp8 52 108.177.15.82, 49706, 49709, 49719 GOOGLEUS United States 20->52 54 googlecode.l.googleusercontent.com 74.125.71.82, 49704, 49705, 49707 GOOGLEUS United States 20->54 40 C:\Windows\Resources\spoolsv.exe, MS-DOS 20->40 dropped 78 Antivirus detection for dropped file 20->78 80 System process connects to network (likely due to code injection or exploit) 20->80 82 Machine Learning detection for dropped file 20->82 84 Drops PE files with benign system names 20->84 31 spoolsv.exe 3 20->31         started        86 Writes to foreign memory regions 25->86 file9 signatures10 process11 file12 44 C:\Windows\Resources\svchost.exe, MS-DOS 31->44 dropped 56 Antivirus detection for dropped file 31->56 58 Machine Learning detection for dropped file 31->58 60 Drops PE files with benign system names 31->60 35 svchost.exe 2 2 31->35         started        signatures13 process14 signatures15 70 Antivirus detection for dropped file 35->70 72 Detected CryptOne packer 35->72 74 Machine Learning detection for dropped file 35->74 76 Drops executables to the windows directory (C:\Windows) and starts them 35->76 38 spoolsv.exe 1 35->38         started        process16
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290/
Threat name:
Win32.Trojan.Swisyn
Create hunting rule
Status:
Malicious
First seen:
2024-05-31 10:33:05 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w6lu37iq32r5rglzwrawo4qc3g7h2xe6vmtn6wnz26x6e72wukia._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/240531-mlhr1seg5s/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Drops file in System32 directory
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Modifies visiblity of hidden/system files in Explorer
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0284f05a-eece-4f24-b381-9270e78e257f
Unpacked files
SH256 hash:
b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290
MD5 hash:
55f00748454a5bc47a98d5cd51f2e877
SHA1 hash:
3e8b2354b6987d4fad54e838dde767df1554a3bb
Detections:
SUSP_Imphash_Mar23_2
Create hunting rule
Link:
https://www.unpac.me/results/08c396d5-25c8-4a8d-a2fe-da2a8d33f9bb/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b7974dfd10de/report/overview.html
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/b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290

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:SEH__vba
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SUSP_Imphash_Mar23_2
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Zero hits with with search for 'imphash:x p:0' on Virustotal)
Reference:Internal Research
Rule name:Windows_Generic_Threat_7526f106
Create hunting rule
Author:Elastic Security
Rule name:Windows_Generic_Threat_cbe3313a
Create hunting rule
Author:Elastic Security

File information

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

Web download

CryptOne

Executable exe b7974dfd10dea3d89979b441677202d9be7d5c9eab26df59b9d7afe27f56a290

(this sample)

  
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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
CHECK_TRUST_INFORequires Elevated Execution (level:requireAdministrator)high
Reviews
IDCapabilitiesEvidence
VB_APILegacy Visual Basic API usedMSVBVM60.DLL::__vbaCopyBytes
MSVBVM60.DLL::__vbaSetSystemError
MSVBVM60.DLL::__vbaExitProc
MSVBVM60.DLL::__vbaObjSetAddref
MSVBVM60.DLL::EVENT_SINK_AddRef
MSVBVM60.DLL::__vbaFileOpen

Comments