MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 20353bd3a892a5be527d6dc73788aecb4835a58382abf8c90e5797b346028afc. 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.Ramnit
Vendor detections: 16
| SHA256 hash: | 20353bd3a892a5be527d6dc73788aecb4835a58382abf8c90e5797b346028afc |
|---|---|
| SHA3-384 hash: | 03eefb5bff29cb7d76e885050ffc2e1f4fbab4372f2d20c7cf306c557c137116b4f7c99ae86baa1e6c0c04583675b10d |
| SHA1 hash: | aaf45878d606ac379453cc32ded6702803bcde05 |
| MD5 hash: | f52824923a9ff5a93f42812255439a1c |
| humanhash: | tennis-hotel-fifteen-freddie |
| File name: | log1.exe |
| Download: | download sample |
| Signature | Worm.Ramnit |
| File size: | 151'040 bytes |
| First seen: | 2024-07-01 06:56:35 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 9f4693fc0c511135129493f2161d1e86 (250 x Neshta, 15 x Formbook, 14 x AgentTesla) |
| ssdeep | 3072:wr85C3C6kzWypvaQ0FxyNTBfqqGCHp7DhH:w9PkZvaF4NTBy7gBH |
| Threatray | 58 similar samples on MalwareBazaar |
| TLSH | T16AE3AE41F3E141F3E5F1097504A6622ED73A7734AB24A9EBC79C2D429813BC16A3D3E9 |
| TrID | 54.0% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2) 24.3% (.EXE) Win32 Executable (generic) (4504/4/1) 10.8% (.EXE) Generic Win/DOS Executable (2002/3) 10.8% (.EXE) DOS Executable Generic (2000/1) |
| Reporter |  lontze7 |
| Tags: | Neshta Worm.Ramnit |
Intelligence
File Origin
# of uploads :
1
# of downloads :
149
Origin country :
GRVendor Threat Intelligence
Malware family:
dcrat
ID:
1
File name:
Document Mod Malware.zip
Verdict:
Malicious activity
Analysis date:
2024-07-01 21:37:34 UTC
Tags:
hausbomber dcrat loader opendir bdaejec stealer redline metastealer gcleaner upx netreactor aspack trojan lokibot evasion exfiltration pastebin lumma risepro xworm antivm
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
Tags:
Encryption Execution Generic Network Spreading Static Stealth Neshta
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file in the Windows directory
Modifying an executable file
Creating a file
Changing an executable file
Creating a window
Running batch commands
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Creating a file in the Program Files subdirectories
Enabling autorun with the shell\open\command registry branches
Query of malicious DNS domain
Infecting executable files
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
borland_delphi fingerprint lolbin neshta overlay shell32
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:
HackingTeam
Verdict:
Malicious
Result
Threat name:
Babadeda, Bdaejec, Neshta
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Drops executable to a common third party application directory
Drops or copies MsMpEng.exe (Windows Defender, likely to bypass HIPS)
Drops PE files with a suspicious file extension
Infects executable files (exe, dll, sys, html)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Snort IDS alert for network traffic
Uses known network protocols on non-standard ports
Yara detected Babadeda
Yara detected Bdaejec
Yara detected Neshta
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Virus.Neshta
Status:
Malicious
First seen:
2024-07-01 06:57:08 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
36 of 37 (97.30%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 48 additional samples on MalwareBazaar
Result
Malware family:
neshta
Score:
10/10
Tags:
family:neshta aspackv2 persistence spyware stealer
Behaviour
Modifies registry class
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
ASPack v2.12-2.42
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies system executable filetype association
Reads user/profile data of web browsers
Detect Neshta payload
Neshta
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
20353bd3a892a5be527d6dc73788aecb4835a58382abf8c90e5797b346028afc
MD5 hash:
f52824923a9ff5a93f42812255439a1c
SHA1 hash:
aaf45878d606ac379453cc32ded6702803bcde05
Detections:
Neshta
win_neshta_g0
win_neshta_auto
win_neshta_1
MAL_Malware_Imphash_Mar23_1
MAL_Neshta_Generic
MALWARE_Win_Neshta
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | Borland |
|---|---|
| Author: | malware-lu |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | EXE_Virus_Neshta_March2024 |
|---|---|
| Author: | Yashraj Solanki - Cyber Threat Intelligence Analyst at Bridewell |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | MALWARE_Win_Neshta |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Neshta |
| Rule name: | MAL_Malware_Imphash_Mar23_1 |
|---|---|
| Author: | Arnim Rupp |
| Description: | Detects malware by known bad imphash or rich_pe_header_hash |
| Reference: | https://yaraify.abuse.ch/statistics/ |
| Rule name: | MAL_Neshta_Generic |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects Neshta malware |
| Reference: | Internal Research |
| Rule name: | MAL_Neshta_Generic_RID2DC9 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Neshta malware |
| Reference: | Internal Research |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | neshta_v1 |
|---|---|
| Author: | RandomMalware |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | Windows_Virus_Neshta_2a5a14c8 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_neshta_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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 |
|---|---|---|
| MULTIMEDIA_API | Can Play Multimedia | gdi32.dll::StretchDIBits |
| SHELL_API | Manipulates System Shell | shell32.dll::ShellExecuteA |
| WIN32_PROCESS_API | Can Create Process and Threads | kernel32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | kernel32.dll::GetDriveTypeA kernel32.dll::GetStartupInfoA kernel32.dll::GetCommandLineA |
| WIN_BASE_EXEC_API | Can Execute other programs | kernel32.dll::WinExec |
| WIN_BASE_IO_API | Can Create Files | kernel32.dll::CreateDirectoryA kernel32.dll::CreateFileA kernel32.dll::DeleteFileA kernel32.dll::GetWindowsDirectoryA kernel32.dll::GetFileAttributesA kernel32.dll::FindFirstFileA |
| WIN_REG_API | Can Manipulate Windows Registry | advapi32.dll::RegOpenKeyExA advapi32.dll::RegQueryValueExA advapi32.dll::RegSetValueExA |
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