MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77
SHA3-384 hash: 889cab43c405c16bfe559cdb15c0be0a91b21af58cb4aad9cda54fb5a76c4a0bf976f6755906fefb95b16566d8fb81a3
SHA1 hash: 118d573a5bf7ad75724a53b81fa388089cc6ddaa
MD5 hash: 95ec6bc4046bd1d8486830637b01eed3
humanhash: king-victor-avocado-michigan
File name:mamona_sample_decrypt.exe
Download: download sample
File size:170'496 bytes
First seen:2025-03-19 21:45:26 UTC
Last seen:2025-03-19 22:18:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7c1a5a2d20e20e57f17793b45bb49c3e
ssdeep 3072:9ArNKBP+CRxhKvoRWcjiaX3xiCbwtnCOAOeZbDWrhixBDALjsuNHaG8EDhkXSt/:9AihKvosEiiMZtnC9WrhP84hkXSt
TLSH T177F38D00FDE1C432D07709741BF4ABF58A7D79340B309AEFA3904B6A6E206D19675A7B
TrID 32.2% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
Reporter Merlax_
Tags:exe Mamona MamonaRIP Ransomware

Intelligence

File Origin
# of uploads :
2
# of downloads :
624
Origin country :
RO RO
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
mamona_sample_decrypt.exe
Verdict:
Malicious activity
Analysis date:
2025-03-19 21:46:55 UTC
Tags:
xor-url generic
Link:
https://app.any.run/tasks/d8f6484c-1de9-4cb8-a939-170a9d85f8aa

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67db3b21115e7b48b48edb4c
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
microsoft_visual_cc obfuscated
Link:
https://www.filescan.io/uploads/67db3b211dd35ee4a0e89489/reports/7f0604e8-dc42-4868-b631-b95ab2fa1d5b/overview
Verdict:
Malicious
Labled as:
Trojan.TP.Generic
Link:
https://www.hybrid-analysis.com/sample/b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77
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:
Unknown
Link:
https://analyze.intezer.com/analyses/ea95505a-32f6-4643-a2af-dc04b24dc7be
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1643528
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
82%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77/
Threat name:
Win32.Trojan.Whispergate
Create hunting rule
Status:
Malicious
First seen:
2025-03-19 21:46:09 UTC
File Type:
PE (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3ewsvi7gxc54hv4enh5ncgxvii6vqaqbaatsfg3yu7t5ai4pr3q._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/250319-1mnljsyjv3/
Behaviour
System Location Discovery: System Language Discovery
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4f0f3569-84bd-4c26-82c9-8c93e4f948df
Unpacked files
SH256 hash:
b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77
MD5 hash:
95ec6bc4046bd1d8486830637b01eed3
SHA1 hash:
118d573a5bf7ad75724a53b81fa388089cc6ddaa
Link:
https://www.unpac.me/results/4ec0ff01-f7d3-40c1-b311-6505bf75cba3/
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/b6c969551f35c5de1ebc234fd688d7aa11eac01008013914dbc53f3e811c7c77

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: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
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:SUSP_XORed_URL_In_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834

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 (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDriveTypeW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileExW
KERNEL32.dll::GetFileAttributesW
KERNEL32.dll::FindFirstFileW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::CreateWindowExW

Comments