MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42d8b7f214ab4c51c337d3abfaa9107f0e8fd78801311e205cd484e4b65fb440. 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: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42d8b7f214ab4c51c337d3abfaa9107f0e8fd78801311e205cd484e4b65fb440
SHA3-384 hash: 7fb0e3e80d5d536e31911e2410b8bb51bb90d499ee1742fae0c52e8cc782f813e096b250f01590ded03a304cd8324e49
SHA1 hash: 1dbf0fe6eb6c43494507f2cb286eac424ef87e79
MD5 hash: 6cc7f4dc6d60f6b01b7164532f4d4fe6
humanhash: louisiana-pizza-spaghetti-william
File name:6cc7f4dc6d60f6b01b7164532f4d4fe6.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:305'725 bytes
First seen:2022-05-12 07:32:13 UTC
Last seen:2022-05-12 08:57:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:LOtIO0wanUvZCAb2uN1i8IO1COKrL7hWOHWHvXqFFt5IgkyKqRgyJTg4pIyaN:LOLAUmM1iW1CRr8OFN5IWRBE
TLSH T15B5413539DE0C197DB722A310B722A5A8DEB0D1528B4724F07D1BAB97F33591AC0E789
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
216
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/269962/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/17273/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/627cb83f40028d3247cbff1d/reports/8daaa391-2f91-4363-8dc6-ce1751ffa49e/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a6a549da-5480-4b22-bd8b-4f44c2aebc69
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/992617
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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
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
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 625110 Sample: TaWE6jKDrG.exe Startdate: 12/05/2022 Architecture: WINDOWS Score: 100 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for URL or domain 2->54 56 4 other signatures 2->56 11 TaWE6jKDrG.exe 19 2->11         started        process3 file4 34 C:\Users\user\AppData\Local\Temp\gdryhu.exe, PE32 11->34 dropped 14 gdryhu.exe 11->14         started        process5 signatures6 68 Multi AV Scanner detection for dropped file 14->68 70 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->70 72 Tries to detect virtualization through RDTSC time measurements 14->72 74 Injects a PE file into a foreign processes 14->74 17 gdryhu.exe 14->17         started        process7 signatures8 42 Modifies the context of a thread in another process (thread injection) 17->42 44 Maps a DLL or memory area into another process 17->44 46 Sample uses process hollowing technique 17->46 48 Queues an APC in another process (thread injection) 17->48 20 explorer.exe 17->20 injected process9 signatures10 58 System process connects to network (likely due to code injection or exploit) 20->58 23 rundll32.exe 20->23         started        process11 signatures12 60 Modifies the context of a thread in another process (thread injection) 23->60 62 Maps a DLL or memory area into another process 23->62 64 Tries to detect virtualization through RDTSC time measurements 23->64 26 explorer.exe 2 161 23->26         started        30 cmd.exe 1 23->30         started        process13 dnsIp14 36 www.llaveselmuerto.com 209.99.40.222, 49818, 80 CONFLUENCE-NETWORK-INCVG United States 26->36 38 www.starweaverdesigns.com 26->38 40 3 other IPs or domains 26->40 66 System process connects to network (likely due to code injection or exploit) 26->66 32 conhost.exe 30->32         started        signatures15 process16
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/42d8b7f214ab4c51c337d3abfaa9107f0e8fd78801311e205cd484e4b65fb440/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-05-12 07:33:07 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ilmlp4quvngfdqzx2ov7vkiqp4hi7v4iaeyr4ic42scojns7wraa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:fw02 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220512-jdhv9sdhcl/
Behaviour
Modifies registry class
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
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
42d8b7f214ab4c51c337d3abfaa9107f0e8fd78801311e205cd484e4b65fb440
MD5 hash:
6cc7f4dc6d60f6b01b7164532f4d4fe6
SHA1 hash:
1dbf0fe6eb6c43494507f2cb286eac424ef87e79
Link:
https://www.unpac.me/results/f0b6ec98-b7ec-4c83-aaba-9e049e395cb7/
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/42d8b7f214ab4c51c337d3abfaa9107f0e8fd78801311e205cd484e4b65fb440

File information

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

Web download

Formbook

Executable exe 42d8b7f214ab4c51c337d3abfaa9107f0e8fd78801311e205cd484e4b65fb440

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2191217/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/269962/

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