MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a70171a1bc2a7fba0f4dcc65d2f0458f4e08388fcea7fe880c26341dcaaed413. 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
Neshta
Vendor detections: 17
| SHA256 hash: | a70171a1bc2a7fba0f4dcc65d2f0458f4e08388fcea7fe880c26341dcaaed413 |
|---|---|
| SHA3-384 hash: | acfb88d62345af0dc846c654711c09bc1082b40dff52bd30de5585c269f3095a861e50194648115aa2df4012a4640bc1 |
| SHA1 hash: | 0a8e53e9046ed6da95e455117f49c49b546a0c2c |
| MD5 hash: | 89a332fd5581babca990f18a2d51d0da |
| humanhash: | charlie-alaska-video-nuts |
| File name: | 89a332fd5581babca990f18a2d51d0da |
| Download: | download sample |
| Signature | Neshta |
| File size: | 962'048 bytes |
| First seen: | 2022-06-13 09:17:34 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 9f4693fc0c511135129493f2161d1e86 (253 x Neshta, 15 x Formbook, 14 x AgentTesla) |
| ssdeep | 12288:JGLaSh222YyQpcdheu+jVMat+QPKNVd5bxPvGRG7uCk1JoROeaI2udkuOm8WEbs5:v1DxJZvLiCkJmOear2kuOmPEwJp8A |
| Threatray | 291 similar samples on MalwareBazaar |
| TLSH | T171155C1B6738012BE59FACBD73BB0794A32444D3F1F9C544668533D1CA2BA470A46AFE |
| TrID | 92.2% (.EXE) Win32 Executable Borland Delphi 6 (262638/61) 2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 1.5% (.EXE) Win32 Executable (generic) (4505/5/1) 1.0% (.MZP) WinArchiver Mountable compressed Archive (3000/1) 0.7% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| File icon (PE): |  |
| dhash icon | 0e581a96860fd8f8 (1 x Neshta) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe Neshta |
Intelligence
File Origin
# of uploads :
1
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
89a332fd5581babca990f18a2d51d0da
Verdict:
Malicious activity
Analysis date:
2022-06-13 09:40:25 UTC
Tags:
formbook trojan stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
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
Launching a process
Creating a file
Sending a custom TCP request
Searching for synchronization primitives
Creating a file in the Program Files subdirectories
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a recently created process
Enabling autorun with the shell\open\command registry branches
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Infecting executable files
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
neshta overlay packed shell32.dll
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:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook, 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
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Drops executable to a common third party application directory
Drops PE files with a suspicious file extension
Infects executable files (exe, dll, sys, html)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Yara detected Neshta
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Virus.Neshta
Status:
Malicious
First seen:
2022-06-09 20:00:37 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
26 of 26 (100.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 281 additional samples on MalwareBazaar
Result
Malware family:
neshta
Score:
10/10
Tags:
family:neshta persistence spyware stealer
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Modifies system executable filetype association
Neshta
Unpacked files
SH256 hash:
a70171a1bc2a7fba0f4dcc65d2f0458f4e08388fcea7fe880c26341dcaaed413
MD5 hash:
89a332fd5581babca990f18a2d51d0da
SHA1 hash:
0a8e53e9046ed6da95e455117f49c49b546a0c2c
Malware family:
FormBook
Verdict:
Malicious
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: | MALWARE_Win_Neshta |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Neshta |
| Rule name: | MAL_Neshta_Generic |
|---|---|
| Author: | Florian Roth |
| 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: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| 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
Comments
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