MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5. 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

Worm.m0yv

Vendor detections: 14

Intelligence 14 IOCs YARA 23 File information Comments

SHA256 hash:	2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5
SHA3-384 hash:	f812eebe899afa4e68e4943e1f72945f826b379ac915fbef13d604723cf75cf1f4d7c9552d8dd09a023a22cf9efff3cc
SHA1 hash:	129e91e7dbf157743c1ddcc332f3880e99427115
MD5 hash:	97a3cc0911d35ed963283afb08b1e671
humanhash:	bravo-salami-potato-vermont
File name:	2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5
Download:	download sample
Signature	Worm.m0yv Create hunting rule
File size:	1'777'664 bytes
First seen:	2025-01-10 14:41:02 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep	49152:md0c++OCvkGs9FahLyOsW++0YxgFIDRRAubt5M:yB3vkJ9yj++0rUf
Threatray	47 similar samples on MalwareBazaar
TLSH	T1E885E02273DDC360CB669173FF6A77056FBB3C610630B85B2F980D79A950162162DBA3
TrID	63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 11.6% (.EXE) Win64 Executable (generic) (10522/11/4) 7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 5.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.9% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
File icon (PE):
dhash icon	aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter	adrian__luca
Tags:	exe Worm.m0yv

Intelligence

File Origin

# of uploads :

# of downloads :

188

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5

Verdict:

Malicious activity

Analysis date:

2025-01-10 20:37:28 UTC

Tags:

expiro m0yv sinkhole

Link:

https://app.any.run/tasks/a6cfc822-0161-4c66-a898-b751aa1779f4

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

Win.Malware.Expiro-9951780-0

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=678131a32c8240e189bb90e9

Tags:

autoit emotet expiro

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a file in the %AppData% directory

Creating a window

Modifying an executable file

Launching a service

Creating a file in the %temp% directory

Launching a process

Searching for synchronization primitives

Creating a file in the Windows subdirectories

Modifying a system executable file

Loading a system driver

Connection attempt to an infection source

Modifying a system file

Sending an HTTP GET request to an infection source

Using the Windows Management Instrumentation requests

Enabling autorun for a service

Query of malicious DNS domain

Enabling autorun with the shell\open\command registry branches

Infecting executable files

Unauthorized injection to a system process

Sending an HTTP POST request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-debug autoit compiled-script evasive expiro extrac32 fingerprint fingerprint hacktool keylogger lolbin microsoft_visual_cc packed packed packer_detected pcalua virus virut

Link:

https://www.filescan.io/uploads/678131bacf3f467cfb42b0f9/reports/83b9313f-6a82-4735-9535-cff00e017470/overview

Verdict:

Malicious

Labled as:

Expiro.Generic

Link:

https://www.hybrid-analysis.com/sample/2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5

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.

Malware family:

Expiro

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/b599fb41-fee4-4363-b348-8d7feadc20d0

Result

Threat name:

FormBook

Detection:

malicious

Classification:

spre.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1588231

Behaviour

Behavior Graph:

n/a

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5/

Threat name:

Win32.Virus.Expiro

Status:

Malicious

First seen:

2024-12-10 03:44:21 UTC

AV detection:

22 of 23 (95.65%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=fjqmuus4rgkite5tdyxaq2uiivphcnrymph4p6bvur6bwzl6ussq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

discovery spyware stealer

Link:

https://tria.ge/reports/250110-r2gxwazkdj/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: LoadsDriver

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Uses Volume Shadow Copy service COM API

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in Windows directory

AutoIT Executable

Drops file in System32 directory

Suspicious use of SetThreadContext

Executes dropped EXE

Loads dropped DLL

Reads user/profile data of web browsers

Verdict:

Malicious

Tags:

trojan Win.Malware.Expiro-9951780-0

YARA:

SUSP_Imphash_Mar23_3

Link:

https://app.threat.zone/submission/a7d0367b-2f4d-4ed6-9707-28bcbddbba53

Unpacked files

SH256 hash:

3a95f1106d16324178d7f9175c11be417861570e835aa545e34a6ba4df28480e

MD5 hash:

cbc3c382f12ebb527c5470c1421d91f6

SHA1 hash:

c16383d4c6139eb41a73e5a631cb70ac8bf1eb9c

Link:

https://www.unpac.me/results/a3eee28a-ec52-4033-9d48-33be6cdb5fac/

SH256 hash:

2a60ca525c89948993b31e2e086a88455e71363863cfc7f835a47c1b657ea4a5

MD5 hash:

97a3cc0911d35ed963283afb08b1e671

SHA1 hash:

129e91e7dbf157743c1ddcc332f3880e99427115

Link:

https://www.unpac.me/results/a3eee28a-ec52-4033-9d48-33be6cdb5fac/

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:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__GlobalFlags Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Active Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Thread Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	Formbook Create hunting rule
Author:	kevoreilly
Description:	Formbook Payload

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	malware_shellcode_hash Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect shellcode api hash value

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	RansomPyShield_Antiransomware Create hunting rule
Author:	XiAnzheng
Description:	Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)

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:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

Rule name:	SUSP_Imphash_Mar23_3 Create hunting rule
Author:	Arnim Rupp (https://github.com/ruppde)
Description:	Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:	Internal Research

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:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	Windows_Generic_Threat_ebf62328 Create hunting rule
Author:	Elastic Security

Rule name:	win_m0yv_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.m0yv.

File information

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

No further information available

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::CopySid ADVAPI32.dll::FreeSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetAce
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CoCreateInstanceEx ole32.dll::CoInitializeSecurity ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_API	Can Play Multimedia	WINMM.dll::mciSendStringW WINMM.dll::timeGetTime WINMM.dll::waveOutSetVolume
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AddAce ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW ADVAPI32.dll::CreateProcessWithLogonW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileExW KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW IPHLPAPI.DLL::IcmpCreateFile KERNEL32.dll::CreateFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LogonUserW ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_API	Supports Windows Networking	MPR.dll::WNetAddConnection2W MPR.dll::WNetUseConnectionW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegConnectRegistryW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::BlockInput USER32.dll::CloseDesktop USER32.dll::CreateMenu USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::FindWindowW

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