MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9349259160fa0f5b568826e27ea3e372372e7fcf4d0d8b9a7a2057195824506c. 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: 8


Intelligence 8 IOCs YARA 9 File information Comments

SHA256 hash: 9349259160fa0f5b568826e27ea3e372372e7fcf4d0d8b9a7a2057195824506c
SHA3-384 hash: 92e598a78c164d75a1fdd49a3f2c82639ecc4e5afd7be6fcca1d51a50e5ca020e62f2312b9d19be8415ff525249d80a7
SHA1 hash: d2b71b9d8b234c27d47f82c7807aeb8c1e0f59ae
MD5 hash: c37a412f93afb56310b4d54d5d193d12
humanhash: nuts-green-wisconsin-glucose
File name:c37a412f93afb56310b4d54d5d193d12
Download: download sample
Signature Formbook
File size:278'528 bytes
First seen:2021-06-25 08:35:36 UTC
Last seen:2021-06-25 10:45:36 UTC
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 6144:KEtTqjFa/Jwu+RB23xboJXMinu9+LExCwC3ynl5np4IoHH+P/:KE9fm/23RoRMSu9cICCnjnp3oHe3
Threatray 6'080 similar samples on MalwareBazaar
TLSH EA441207B990ED23E61782714976E37DE77B9D0102529A4F03D4BF3B3C31A8D9A592E2
Reporter zbetcheckin
Tags:FormBook msi

Intelligence


File Origin
# of uploads :
2
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
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.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
DLL side loading technique detected
Found malware configuration
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 440418 Sample: ACSjyx6D3s Startdate: 25/06/2021 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 6 other signatures 2->50 8 MSIBF66.tmp 20 2->8         started        12 explorer.exe 2->12         started        15 msiexec.exe 2 2->15         started        process3 dnsIp4 26 C:\Users\user\AppData\Local\...\System.dll, PE32 8->26 dropped 28 C:\Users\user\AppData\...\jjiaarzfrowlliv, DOS 8->28 dropped 52 Detected unpacking (changes PE section rights) 8->52 54 Maps a DLL or memory area into another process 8->54 56 DLL side loading technique detected 8->56 58 Tries to detect virtualization through RDTSC time measurements 8->58 17 MSIBF66.tmp 8->17         started        30 www.professionalmallorca.com 217.160.0.100, 49753, 80 ONEANDONE-ASBrauerstrasse48DE Germany 12->30 32 www.twincitieshousingmarket.com 66.96.162.137, 49756, 80 BIZLAND-SDUS United States 12->32 60 System process connects to network (likely due to code injection or exploit) 12->60 20 svchost.exe 12->20         started        file5 signatures6 process7 signatures8 34 Modifies the context of a thread in another process (thread injection) 17->34 36 Maps a DLL or memory area into another process 17->36 38 Sample uses process hollowing technique 17->38 40 Queues an APC in another process (thread injection) 17->40 42 Tries to detect virtualization through RDTSC time measurements 20->42 22 cmd.exe 1 20->22         started        process9 process10 24 conhost.exe 22->24         started       
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-06-24 14:18:56 UTC
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook macro rat spyware stealer trojan xlm
Behaviour
Checks SCSI registry key(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Enumerates connected drives
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.craftsman-vail.com/cca/
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:Email_stealer_bin_mem
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:Executable_Converted_to_MSI
Rule name:INDICATOR_MSI_EXE2MSI
Author:ditekSHen
Description:Detects executables converted to .MSI packages using a free online converter.
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:IPPort_combo_mem
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information


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

Web download

Formbook

Microsoft Software Installer (MSI) msi 9349259160fa0f5b568826e27ea3e372372e7fcf4d0d8b9a7a2057195824506c

(this sample)

  
Delivery method
Distributed via web download

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