MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2555db1f2a35358659e0446a7c19f9707b3486d02eafcd8b4807e17a0a6b8c5. 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

Simda

Vendor detections: 16

Intelligence 16 IOCs YARA 6 File information Comments

SHA256 hash:	c2555db1f2a35358659e0446a7c19f9707b3486d02eafcd8b4807e17a0a6b8c5
SHA3-384 hash:	f26873d43339c361c0c73eae5880a6c0db6fe9e65ae74ca53f179d90a1ae2f622876fe46a49112baf113fd02610ca8f6
SHA1 hash:	9d31717c4137763ffb58ee074aed3e3310877452
MD5 hash:	3b5ed7ebf4f0c875ca23f1fd3624ecdb
humanhash:	carolina-sweet-high-chicken
File name:	EZT46262.exe
Download:	download sample
Signature	Simda Create hunting rule
File size:	242'688 bytes
First seen:	2025-05-08 20:32:18 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	77eb68348ee30e01ec09fce3582c5f76 (19 x Simda, 2 x njrat, 2 x LummaStealer)
ssdeep	6144:kD8okEvTyoZVOgd2QZiw5NLclL5orfQH:2sjCF2QZiOU+4
Threatray	40 similar samples on MalwareBazaar
TLSH	T199341285DB0A11F1C9641F3789FA7F133BF9C0C69786E2C761488158589AFC8BF2A436
TrID	27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
dhash icon	0000000000000104 (16 x Simda)
Reporter	adm1n_usa32
Tags:	exe Simda

Intelligence

File Origin

# of uploads :

# of downloads :

470

Origin country :

Vendor Threat Intelligence

Malware family:

simda

ID:

File name:

EZT46262.exe

Verdict:

Malicious activity

Analysis date:

2025-05-08 20:30:38 UTC

Tags:

simda stealer

Link:

https://app.any.run/tasks/c52a63b9-79ff-4639-afe6-09f8672789d5

Note:

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

Detection(s):

Win.Trojan.Shiz-2273

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=681d157c6c95617a27b62072

Tags:

emotet shiz

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Searching for synchronization primitives

Creating a file in the Windows subdirectories

Creating a process from a recently created file

DNS request

Connection attempt

Moving of the original file

Enabling autorun

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

overlay packed packed packer_detected

Link:

https://www.filescan.io/uploads/681d1504bab2591d0655086a/reports/85c30766-f7e3-4686-b1e8-f217a2922dc7/overview

Verdict:

Malicious

Labled as:

Trojan.Shiz

Link:

https://www.hybrid-analysis.com/sample/c2555db1f2a35358659e0446a7c19f9707b3486d02eafcd8b4807e17a0a6b8c5

Malware family:

Simda

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/19cfd56a-6d36-4c0a-9b07-03560e2386b9

Result

Threat name:

Simda Stealer

Detection:

malicious

Classification:

bank.troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1684853

Signature

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Checks if browser processes are running

Contains functionality to behave differently if execute on a Russian/Kazak computer

Contains functionality to compare user and computer (likely to detect sandboxes)

Contains functionality to infect the boot sector

Contains functionality to inject threads in other processes

Contains VNC / remote desktop functionality (version string found)

Creates a thread in another existing process (thread injection)

Creates an autostart registry key pointing to binary in C:\Windows

Creates an undocumented autostart registry key

Detected unpacking (changes PE section rights)

Detected unpacking (creates a PE file in dynamic memory)

Detected unpacking (overwrites its own PE header)

Drops executables to the windows directory (C:\Windows) and starts them

Drops PE files with benign system names

Found direct / indirect Syscall (likely to bypass EDR)

Found evasive API chain (may stop execution after checking mutex)

Found evasive API chain (may stop execution after checking volume information)

Found evasive API chain checking for user administrative privileges

Found malware configuration

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Monitors registry run keys for changes

Moves itself to temp directory

Multi AV Scanner detection for submitted file

PE file contains section with special chars

Sigma detected: Files With System Process Name In Unsuspected Locations

Sigma detected: System File Execution Location Anomaly

Writes to foreign memory regions

Yara detected Simda Stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c2555db1f2a35358659e0446a7c19f9707b3486d02eafcd8b4807e17a0a6b8c5/

Threat name:

Win32.Trojan.LummaStealer

Status:

Malicious

First seen:

2025-05-06 20:23:00 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

23 of 24 (95.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yjkv3mpsunjvqzm6ardkpqm7s4d3gsdnalvpzwfuqb7bpifgxdcq._file

Verdict:

malicious

Label(s):

simda

Simda

5697e0d0be6f06549e07b9fdcfd79ba7b24bb8473f5410b3e5f894886238f6e8

Simda

5d82a59f375675deb147be2c550e8088e5d832162bd4c8fbabb66afd9068c661

Simda

b19a22e002033220539de5970500c87800b4b64c7bbc583249862cffd27d4a5c

Simda

c57280002b5de677646d0b0aca6810ef7d29264c3375c6242497044de33b7aca

Simda

dcf64e228ed56dca42675bcab1488f7f10418c612d7425876639e5827b68497b

Simda

error

Simda

+ 30 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

10/10

Tags:

discovery persistence

Link:

https://tria.ge/reports/250508-zbv1taxps5/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Drops file in Windows directory

Modifies WinLogon

Executes dropped EXE

Modifies WinLogon for persistence

Verdict:

Malicious

Tags:

Win.Trojan.Shiz-2273

YARA:

n/a

Link:

https://app.threat.zone/submission/44e11bf6-4d4d-461b-8225-0a08f3d1b4c6

Unpacked files

SH256 hash:

c2555db1f2a35358659e0446a7c19f9707b3486d02eafcd8b4807e17a0a6b8c5

MD5 hash:

3b5ed7ebf4f0c875ca23f1fd3624ecdb

SHA1 hash:

9d31717c4137763ffb58ee074aed3e3310877452

Link:

https://www.unpac.me/results/8bfc26b2-77a0-4ebc-b829-927530d10938/

SH256 hash:

94fab9380cfe05b9f3d516554584b8c164b91e7da10d5b5db63f298428da67f3

MD5 hash:

1e05c0b4ffb33a3a47ea75210e3a5374

SHA1 hash:

3d2ccd5f6f510deca62a493c281473b7ada9f9c5

Detections:

Simda

MALWARE_Win_Simda

Link:

https://www.unpac.me/results/8bfc26b2-77a0-4ebc-b829-927530d10938/

SH256 hash:

80e04bd3ca40f7996cf9b018146007b6079327f45f8fb310b6226e8ad676e32e

MD5 hash:

98290769510a6f8454777b1c0efd98e3

SHA1 hash:

a3944214f38b4f14793e99319d7ec19428a0bbba

Detections:

Simda

MALWARE_Win_Simda

Link:

https://www.unpac.me/results/8bfc26b2-77a0-4ebc-b829-927530d10938/

Parent samples :
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SH256 hash:

bd52d7fac28b609fc8215598ce5858e8b54b6cfba575fbef18f42afde740bc12

MD5 hash:

7f3c59f57b52c68f2ee26ab8e0b26d03

SHA1 hash:

caa798b8d2cfa115561c1e51fe8a2ce0b939c18c

Detections:

Simda

MALWARE_Win_Simda

Link:

https://www.unpac.me/results/8bfc26b2-77a0-4ebc-b829-927530d10938/

Parent samples :

Malware family:

Shifu

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c2555db1f2a3/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/c2555db1f2a35358659e0446a7c19f9707b3486d02eafcd8b4807e17a0a6b8c5

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:	MALWARE_Win_Simda Create hunting rule
Author:	ditekShen
Description:	Detects Simda / Shifu infostealer

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

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)

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN_BASE_API	Uses Win Base API	kernel32.dll::CreateFiber kernel32.dll::LoadLibraryA kernel32.dll::GetVolumeInformationW kernel32.dll::GetVolumeInformationA
WIN_BASE_IO_API	Can Create Files	kernel32.dll::CopyFileA kernel32.dll::GetSystemDirectoryW
WIN_REG_API	Can Manipulate Windows Registry	advapi32.dll::RegCreateKeyExA advapi32.dll::RegOpenKeyW advapi32.dll::RegOpenKeyExW
WIN_USER_API	Performs GUI Actions	user32.dll::ActivateKeyboardLayout user32.dll::CreateMenu user32.dll::CreateWindowExW

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