MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f1763ec9c70f7a1c4eb624dfb41e888d95fe0ece92d694977f7a3bd8b24bd1a. 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 2 File information Comments

SHA256 hash: 4f1763ec9c70f7a1c4eb624dfb41e888d95fe0ece92d694977f7a3bd8b24bd1a
SHA3-384 hash: 9b268b6babadd861e17beb2f2dde77fb3bb750e27349aa29198181ef2bce9f98541b52478868746017d58145f5d14ec1
SHA1 hash: b41d54dd59e5777a77ed50243458999a88366378
MD5 hash: 7e91049db83b0b2691acfda92caacdf7
humanhash: july-ten-jupiter-music
File name:ip.exe
Download: download sample
Signature Formbook
File size:13'824 bytes
First seen:2022-05-31 08:26:07 UTC
Last seen:2022-05-31 09:08:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 192:5HC7xFyKh/05MlbC40+fNQWTyNeTR32NeT4+vDsNeEej:VYa2/05MlbC1+fNQQyNekNek+vD+eEe
Threatray 16'083 similar samples on MalwareBazaar
TLSH T1F452E7222750C590D5518E3288A3DA540633F917C83BBA6D36CC2E2F6F33E95D6A3776
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter pr0xylife
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
276
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ip.exe
Verdict:
No threats detected
Analysis date:
2022-05-31 08:32:40 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 process with a hidden window
Launching a process
Sending a custom TCP request
Creating a file in the Program Files subdirectories
DNS request
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Searching for synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Creating a file
Сreating synchronization primitives
Running batch commands
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Result
Verdict:
UNKNOWN
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.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Found malware configuration
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 636540 Sample: ip.exe Startdate: 31/05/2022 Architecture: WINDOWS Score: 100 49 Snort IDS alert for network traffic 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 7 other signatures 2->55 10 ip.exe 15 7 2->10         started        process3 dnsIp4 47 abscongo.cf 192.185.174.18, 49742, 80 UNIFIEDLAYER-AS-1US United States 10->47 41 C:\Users\user\AppData\Roaming\...\Iwvrz.exe, PE32 10->41 dropped 43 C:\Users\user\AppData\Local\...\ip.exe.log, ASCII 10->43 dropped 65 Creates an undocumented autostart registry key 10->65 67 Writes to foreign memory regions 10->67 69 Allocates memory in foreign processes 10->69 71 Injects a PE file into a foreign processes 10->71 15 MSBuild.exe 10->15         started        18 cmd.exe 1 10->18         started        20 cmd.exe 1 10->20         started        file5 signatures6 process7 signatures8 73 Modifies the context of a thread in another process (thread injection) 15->73 75 Maps a DLL or memory area into another process 15->75 77 Sample uses process hollowing technique 15->77 79 2 other signatures 15->79 22 explorer.exe 15->22 injected 26 conhost.exe 18->26         started        28 timeout.exe 1 18->28         started        30 conhost.exe 20->30         started        32 timeout.exe 1 20->32         started        process9 dnsIp10 45 www.fazhifa.com 22->45 63 System process connects to network (likely due to code injection or exploit) 22->63 34 WWAHost.exe 22->34         started        signatures11 process12 signatures13 57 Modifies the context of a thread in another process (thread injection) 34->57 59 Maps a DLL or memory area into another process 34->59 61 Tries to detect virtualization through RDTSC time measurements 34->61 37 cmd.exe 1 34->37         started        process14 process15 39 conhost.exe 37->39         started       
Threat name:
ByteCode-MSIL.Spyware.RedLine
Status:
Malicious
First seen:
2022-05-31 06:46:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
16 of 26 (61.54%)
Threat level:
  2/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:mi25 rat spyware stealer suricata trojan
Behaviour
Delays execution with timeout.exe
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
4f1763ec9c70f7a1c4eb624dfb41e888d95fe0ece92d694977f7a3bd8b24bd1a
MD5 hash:
7e91049db83b0b2691acfda92caacdf7
SHA1 hash:
b41d54dd59e5777a77ed50243458999a88366378
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:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

Formbook

Executable exe 4f1763ec9c70f7a1c4eb624dfb41e888d95fe0ece92d694977f7a3bd8b24bd1a

(this sample)

  
Delivery method
Distributed via web download

Comments