MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4111a65993a5f0b32a930fdca8b4e07b47b9dd63e5e81bb102819ffacf17ef84. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4111a65993a5f0b32a930fdca8b4e07b47b9dd63e5e81bb102819ffacf17ef84
SHA3-384 hash: 582a0b028a6c5a8dbbe520fa3571d61fbb7f1ff3bddf16b486804281795d354ad35ff112577cd86f1a12a26f82e1932c
SHA1 hash: 891888caf0a2c8a1abce4ae03a6754ee1cd05140
MD5 hash: a479f729b7b9b3baf180f5854dd0b5f1
humanhash: ten-victor-uniform-golf
File name:SecuriteInfo.com.W32.AIDetectNet.01.13047.13662
Download: download sample
Signature Formbook
Create hunting rule
File size:81'408 bytes
First seen:2022-05-31 11:44:57 UTC
Last seen:2022-05-31 12:36:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 1536:0Bplb3CyvCX6b8+aJ9JpJJwjbuh8jpn3e9fjwoXoOcCgS:WlbvCCaJ9JpJJGu2pu1hRL
TLSH T14C838C237A49AF92C4582C74D836E3A29A712EF17C366763FDA87B1EB5744C1DB041B0
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 f0a4d4f4c4d8cccc (4 x Formbook)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
277
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.13047.13662
Verdict:
Malicious activity
Analysis date:
2022-05-31 11:47:13 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/0e212456-c9bc-428e-9c35-45ff5273057f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/275716/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.13047.13662.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file
Launching cmd.exe command interpreter
Setting browser functions hooks
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/629602ae99047d1f991b3f7f/reports/7336a281-6ff2-4723-b7ad-f8b8451a9f21/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dd477769-74e6-4d2b-8b6f-779efaaf2969
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1004237
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
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
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 636731 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 31/05/2022 Architecture: WINDOWS Score: 100 47 www.babes-and-boobs.com 2->47 59 Snort IDS alert for network traffic 2->59 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 10 other signatures 2->65 10 SecuriteInfo.com.W32.AIDetectNet.01.13047.exe 15 7 2->10         started        15 explorer.exe 94 2->15         started        signatures3 process4 dnsIp5 49 abscongo.cf 192.185.174.18, 49752, 80 UNIFIEDLAYER-AS-1US United States 10->49 41 C:\Users\user\AppData\Roaming\...\Xvhcan.exe, PE32 10->41 dropped 43 C:\Users\user\...\Xvhcan.exe:Zone.Identifier, ASCII 10->43 dropped 45 SecuriteInfo.com.W...et.01.13047.exe.log, ASCII 10->45 dropped 73 Creates an undocumented autostart registry key 10->73 75 Writes to foreign memory regions 10->75 77 Allocates memory in foreign processes 10->77 79 Injects a PE file into a foreign processes 10->79 17 MSBuild.exe 10->17         started        20 cmd.exe 1 10->20         started        22 cmd.exe 1 10->22         started        file6 signatures7 process8 signatures9 51 Modifies the context of a thread in another process (thread injection) 17->51 53 Maps a DLL or memory area into another process 17->53 55 Sample uses process hollowing technique 17->55 57 2 other signatures 17->57 24 systray.exe 17->24         started        27 explorer.exe 17->27 injected 29 conhost.exe 20->29         started        31 timeout.exe 1 20->31         started        33 conhost.exe 22->33         started        35 timeout.exe 1 22->35         started        process10 signatures11 67 Modifies the context of a thread in another process (thread injection) 24->67 69 Maps a DLL or memory area into another process 24->69 71 Tries to detect virtualization through RDTSC time measurements 24->71 37 cmd.exe 1 24->37         started        process12 process13 39 conhost.exe 37->39         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4111a65993a5f0b32a930fdca8b4e07b47b9dd63e5e81bb102819ffacf17ef84/
Threat name:
ByteCode-MSIL.Trojan.BotX
Create hunting rule
Status:
Malicious
First seen:
2022-05-31 11:45:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iei2mwmtuxylgkutb7okrnhapnd3txld4xubxmicqgp7vtyx56ca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:mi25 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220531-nwp5hsbaf5/
Behaviour
Delays execution with timeout.exe
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:
4111a65993a5f0b32a930fdca8b4e07b47b9dd63e5e81bb102819ffacf17ef84
MD5 hash:
a479f729b7b9b3baf180f5854dd0b5f1
SHA1 hash:
891888caf0a2c8a1abce4ae03a6754ee1cd05140
Link:
https://www.unpac.me/results/d7b073c9-c7ab-4f1d-ab20-0ec9d90d41c2/
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/4111a65993a5f0b32a930fdca8b4e07b47b9dd63e5e81bb102819ffacf17ef84

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 4111a65993a5f0b32a930fdca8b4e07b47b9dd63e5e81bb102819ffacf17ef84

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/275716/
  
URLhaus
https://urlhaus.abuse.ch/url/2218888/
  
Delivery method
Distributed via web download

Comments