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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301. 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


Gozi


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301
SHA3-384 hash: afccadbda38ce7772f990b7f966ea4035595a0380c50e1aab0833a26d667ca41e42aabb7384eec58f515afb290a3140c
SHA1 hash: 1b5e7aa02340d85b14af3dddf7c86c2f7502bf50
MD5 hash: 7e9449a1e238d8caaf39b5e911d71b21
humanhash: undress-mockingbird-mirror-snake
File name:main.php
Download: download sample
Signature Gozi
Create hunting rule
File size:453'140 bytes
First seen:2024-03-15 13:21:29 UTC
Last seen:2024-03-15 15:29:09 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash 3a94ffcdb86144f7d0b6d92dd3393d93 (4 x Gozi)
ssdeep 12288:kHlAiJHCwjXvMHk37t4Mv//IfN/YoyL8ozF0nxatQp:kHltJHCkvH/IJvUWxatu
Threatray 2 similar samples on MalwareBazaar
TLSH T1DBA48C007580C032D2AA24314928E6E51E6D7D608F749ACFB7D57E3F1FB46E2A23975B
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter MalwareMorghulis
Tags:bazaarbackdoor BazaarLoader dll Gozi


Avatar
MalwareMorghulis
Stage-2 payload dropped by "index.php" (PowerShell Stage-1).

Intelligence

File Origin
# of uploads :
2
# of downloads :
423
Origin country :
US US
Vendor Threat Intelligence
Detection:
UrsnifV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/479140/
Detection(s):
SecuriteInfo.com.Trojan.Gozi.832.13140.11879.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
DNS request
Launching a process
Moving a file to the Program Files subdirectory
Replacing files
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
cridex fingerprint masquerade overlay
Link:
https://www.filescan.io/uploads/65f44b7c87137159d4426e1c/reports/59b43eec-cbf0-495d-a073-f900ce92a013/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301
Malware family:
Ursnif
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bbb0aad1-7f67-4f87-bc60-e70ce72241fc
Result
Threat name:
Ursnif
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1409627
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Found API chain indicative of debugger detection
Found evasive API chain (may stop execution after checking system information)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Writes or reads registry keys via WMI
Writes registry values via WMI
Yara detected Ursnif
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1409627 Sample: main.php.dll Startdate: 15/03/2024 Architecture: WINDOWS Score: 100 24 init.icecreambob.com 2->24 26 fun.lakeofgold.com 2->26 28 app.updatebrouser.com 2->28 30 Multi AV Scanner detection for domain / URL 2->30 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 5 other signatures 2->36 8 loaddll32.exe 1 2->8         started        signatures3 process4 signatures5 38 Found evasive API chain (may stop execution after checking system information) 8->38 40 Found API chain indicative of debugger detection 8->40 42 Writes or reads registry keys via WMI 8->42 44 Writes registry values via WMI 8->44 11 rundll32.exe 8->11         started        14 cmd.exe 1 8->14         started        16 rundll32.exe 8->16         started        18 3 other processes 8->18 process6 signatures7 46 Writes registry values via WMI 11->46 20 WerFault.exe 23 16 11->20         started        22 rundll32.exe 14->22         started        process8
Score:
82%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301
Detection:
isfb
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2021-10-20 02:22:28 UTC
File Type:
PE (Dll)
Extracted files:
1
AV detection:
28 of 38 (73.68%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wvg4kgjyetvtkiz4hergq6s23rdcvndugyw5j375jcgcvyg24maq._file
Verdict:
malicious
Similar samples:
730e35f847304e4d4e5a7aec86b1b39c41aecf29d445034439484689e1abff4f
Gozi
Result
Malware family:
gozi
Create hunting rule
Score:
  10/10
Tags:
family:gozi botnet:3500 banker isfb trojan
Link:
https://tria.ge/reports/240315-ql79fshc2t/
Behaviour
Suspicious use of WriteProcessMemory
Gozi
Malware Config
C2 Extraction:
init.icecreambob.com
app.updatebrouser.com
fun.lakeofgold.com
Unpacked files
SH256 hash:
b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301
MD5 hash:
7e9449a1e238d8caaf39b5e911d71b21
SHA1 hash:
1b5e7aa02340d85b14af3dddf7c86c2f7502bf50
Link:
https://www.unpac.me/results/436ea1e7-ec6d-4e11-ba29-2edf1cb60071/
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/b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301

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:DebuggerException__SetConsoleCtrl
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)

File information

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

Gozi

PowerShell (PS) ps1 CE412CD3202E853B57D0756427EE57E2477B1D8D9E694FD3F7DAC8FCD3D05009

Gozi

DLL dll b54dc5193824eb35233c3922687a5adc462ab474362dd4effd488c2ae0dae301

(this sample)

  
Link
https://otx.alienvault.com/pulse/65f4497b6fb3a66bc06fb858
  
Dropped by
MD5 23CD6B7118D5333156A6D18306BAE407
  
Dropped by
SHA256 CE412CD3202E853B57D0756427EE57E2477B1D8D9E694FD3F7DAC8FCD3D05009
Cape
Cape
https://www.capesandbox.com/analysis/479140/

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
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetConsoleCtrlHandler
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW
KERNEL32.dll::RemoveDirectoryW

Comments