MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f. 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: 11


Intelligence 11 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f
SHA3-384 hash: d3d877b7dbdcafffaa25283ca524d5d19c1480008312a405882df69aa22d2bfdc27a303c4ca2bb4e3a113b2faf506bbd
SHA1 hash: 4bdc910f1c168d9bbee5838b2fecd5d5fb7f230f
MD5 hash: c68c8941b3e888a23c56f2120b4389da
humanhash: carpet-november-neptune-zebra
File name:msvcp290.dll
Download: download sample
File size:4'867'072 bytes
First seen:2025-03-10 07:39:47 UTC
Last seen:2025-03-10 08:36:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7761a31cfee7caea2f56a79860ee8e3c
ssdeep 49152:R54ql1wX4rRKKvvOWTmaupbpKIkaBvAZLMux+yOeeMeYU2HwXeGiAOqxcNh6rB1L:bRrWtpUIs2uauGiJqx0M
TLSH T1E9366A15B3E80475F6B79B38DE719232E6767D921B31D04F0689F54A1F33A908B2B722
TrID 47.1% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
35.2% (.EXE) InstallShield setup (43053/19/16)
8.6% (.EXE) Win64 Executable (generic) (10522/11/4)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.6% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter lowmal3
Tags:exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
400
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
692306efe34315594909fa74b6bb5dd0.zip
Verdict:
Malicious activity
Analysis date:
2025-03-09 15:16:02 UTC
Tags:
auto generic arch-exec
Link:
https://app.any.run/tasks/605bd11e-8655-42f9-a1ba-0d8e77872025

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67cea26b1f777fe306088936
Tags:
stration dropper emotet shell
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context expand fingerprint lolbin masquerade microsoft_visual_cc msbuild remote
Link:
https://www.filescan.io/uploads/67ce975e3c5f644bd94abd65/reports/a64a4c73-94d4-403a-9c92-1a1ada23ab1d/overview
Verdict:
Suspicious
Labled as:
W64/Agent.KIW.gen
Link:
https://www.hybrid-analysis.com/sample/43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f
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/ef4c2816-dc98-4a34-bcb1-b1533c476919
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1633325
Signature
Adds a directory exclusion to Windows Defender
Disable Windows Toast Notifications
Drops PE files with a suspicious file extension
Drops PE files with benign system names
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Sample uses process hollowing technique
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Rundll32 Execution Without CommandLine Parameters
Sigma detected: System File Execution Location Anomaly
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1633325 Sample: msvcp290.dll.exe Startdate: 10/03/2025 Architecture: WINDOWS Score: 84 53 Sigma detected: System File Execution Location Anomaly 2->53 55 Joe Sandbox ML detected suspicious sample 2->55 57 Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet 2->57 59 2 other signatures 2->59 8 loaddll64.exe 1 2->8         started        10 cmd.exe 2->10         started        process3 process4 12 rundll32.exe 1 1001 8->12         started        16 rundll32.exe 8->16         started        18 rundll32.exe 8->18         started        24 15 other processes 8->24 20 conhost.exe 10->20         started        22 rundll32.exe 10->22         started        file5 45 C:\Users\user\SystemRootDoc\format.com, PE32+ 12->45 dropped 47 C:\Users\user\SystemRootDoc\dwm.exe, PE32+ 12->47 dropped 49 C:\Users\user\SystemRootDoc\csrss.exe, PE32+ 12->49 dropped 51 887 other files (2 malicious) 12->51 dropped 63 Adds a directory exclusion to Windows Defender 12->63 26 powershell.exe 23 12->26         started        65 Drops PE files with a suspicious file extension 16->65 67 Drops PE files with benign system names 16->67 29 WerFault.exe 20 16 16->29         started        69 Sample uses process hollowing technique 18->69 71 Disable Windows Toast Notifications 24->71 31 rundll32.exe 24->31         started        33 WerFault.exe 16 24->33         started        35 WerFault.exe 24->35         started        37 WerFault.exe 24->37         started        signatures6 process7 signatures8 61 Loading BitLocker PowerShell Module 26->61 39 conhost.exe 26->39         started        41 WmiPrvSE.exe 26->41         started        43 WerFault.exe 3 16 31->43         started        process9
Score:
88%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f/
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-03-09 01:31:12 UTC
File Type:
PE+ (Dll)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ipvebqasorra6vrx7endn7jq42kieapwyq4r3gi67iqxrliwy47q._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/250310-jhmd9axmw5/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5f8ae773-5a51-41eb-baa7-bb5e57b7df91
Unpacked files
SH256 hash:
43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f
MD5 hash:
c68c8941b3e888a23c56f2120b4389da
SHA1 hash:
4bdc910f1c168d9bbee5838b2fecd5d5fb7f230f
Link:
https://www.unpac.me/results/db4b3e8d-bf11-4e12-8bdb-79fdf8ea9a17/
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/43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f

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:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Jupyter_infostealer
Create hunting rule
Author:CD_R0M_
Description:Rule for Jupyter Infostealer/Solarmarker malware from september 2021-December 2022
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Malspam

Executable exe 43ea40c01274620f5637f91a36fd30e6948201f6c4391d991efa2178ad16c73f

(this sample)

  
Delivery method
Distributed via e-mail attachment

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
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::OpenProcess
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::VirtualAllocExNuma
KERNEL32.dll::WriteProcessMemory
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetConsoleMode
KERNEL32.dll::SetConsoleTextAttribute
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleScreenBufferInfo
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::GetSystemDirectoryW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptGenRandom
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW

Comments