MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7ab877e18717c49a98531ba38f4a885384ac7432e74250b888ec436a4b91549. 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



Formbook


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: b7ab877e18717c49a98531ba38f4a885384ac7432e74250b888ec436a4b91549
SHA3-384 hash: 707d6eb8f6dc1282b38edcd49fd9865c1e8f596b50ff0980fcf484bae4751bacc1c7dc6815d7489c0d45a840ad633d96
SHA1 hash: b2aca33ef873f05d3761572d33408c79f57ef707
MD5 hash: 77e3572af01c7a784cb49abc63dc3949
humanhash: river-fish-mango-quebec
File name:77e3572af01c7a784cb49abc63dc3949.exe
Download: download sample
Signature Formbook
File size:98'304 bytes
First seen:2023-06-01 05:45:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 1536:S043SSJshJixmFLZbIUfyVAEfUtv/69/d2rxzy7Fi/N7xxGDN6GtLF9pZO:JdhJVZbIUqVAN4/dAdyw/wN6AJ9pZO
Threatray 1'478 similar samples on MalwareBazaar
TLSH T1AFA329AC67A86602C31D963683F08220533A96771B57D74B0AC720ED4F677C6A84DFDB
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
243
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
77e3572af01c7a784cb49abc63dc3949.exe
Verdict:
Malicious activity
Analysis date:
2023-06-01 05:52:33 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a file
Forced shutdown of a system process
Unauthorized injection to a system process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Tnega
Status:
Malicious
First seen:
2023-05-31 22:23:54 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
4
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
b7ab877e18717c49a98531ba38f4a885384ac7432e74250b888ec436a4b91549
MD5 hash:
77e3572af01c7a784cb49abc63dc3949
SHA1 hash:
b2aca33ef873f05d3761572d33408c79f57ef707
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Formbook

Executable exe b7ab877e18717c49a98531ba38f4a885384ac7432e74250b888ec436a4b91549

(this sample)

  
Delivery method
Distributed via web download

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