MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46. 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: 16


Intelligence 16 IOCs YARA File information Comments
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SHA256 hash: cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46
SHA3-384 hash: 11edbfdf3a2a46159f3b74297c247c047d576ef9fd00459dd1bf43ca239ff2de95ae3f389c619e27082dde291ab23f98
SHA1 hash: 06c4ef9c85992a67ce7c47f4444a0dfa608ec8b4
MD5 hash: bc5a96f61123cabe7548508cf1110f17
humanhash: west-vermont-fifteen-delaware
File name:vbc.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:218'701 bytes
First seen:2022-04-28 10:58:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (719 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:HNeZmkoyJNxDPG4UFiYt4PiDEMluuQIYVQMY3qnvnS:HNl7YpVUIfP0HMTvnS
Threatray 15'177 similar samples on MalwareBazaar
TLSH T104241228B6B5A9A7C8D30B32CD7F465F6AF5F61121B0935F4710AF2EBD25781880A353
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 pr0xylife
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
270
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
vbc.exe
Verdict:
Malicious activity
Analysis date:
2022-04-29 08:24:27 UTC
Tags:
formbook
Link:
https://app.any.run/tasks/2287599a-a6fb-4621-95b9-3edb39c2e175

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/267506/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.6896.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching cmd.exe command interpreter
Сreating synchronization primitives
Searching for synchronization primitives
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe formbook nemesis overlay packed python shell32.dll
Link:
https://www.filescan.io/uploads/626a73772b32b1c37c6babfb/reports/08bfc6b8-83ab-42be-8b5a-abd99559ebb5/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/818384a7-4cb9-4149-9c9c-2e44c6c86ea4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/984764
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)
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
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: 617260 Sample: vbc.exe Startdate: 28/04/2022 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus detection for URL or domain 2->49 51 5 other signatures 2->51 11 vbc.exe 18 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\Temp\acopa.exe, PE32 11->31 dropped 14 acopa.exe 11->14         started        process5 signatures6 61 Multi AV Scanner detection for dropped file 14->61 63 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->63 65 Tries to detect virtualization through RDTSC time measurements 14->65 67 Injects a PE file into a foreign processes 14->67 17 acopa.exe 14->17         started        process7 signatures8 37 Modifies the context of a thread in another process (thread injection) 17->37 39 Maps a DLL or memory area into another process 17->39 41 Sample uses process hollowing technique 17->41 43 Queues an APC in another process (thread injection) 17->43 20 explorer.exe 17->20 injected process9 dnsIp10 33 www.mymoonreading.com 35.214.82.1, 49769, 80 GOOGLE-2US United States 20->33 35 www.kasapzadeizzet.com 20->35 53 System process connects to network (likely due to code injection or exploit) 20->53 24 cmmon32.exe 20->24         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 24->55 57 Maps a DLL or memory area into another process 24->57 59 Tries to detect virtualization through RDTSC time measurements 24->59 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-04-28 10:13:26 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
02b3cc8fa37a26315551dd782174f610fb0da285d843b343e4794334df383380
Formbook
04762494e2ed43790b06b2e3dd8590a97961237ed4662b5db080f8c3283ec20e
Formbook
39992920b2ad02ba761413d61b8c4b7eef23827d26cb50b4236f97c5af7d4d33
Formbook
5149235606930cbafbb8e2a9ec303b042d59e755afe1a6db66384c16360b7159
Formbook
7074a1c66e9cb6a328332b150d8011ee1f1c3a03318e960fcca03fce5bafa64c
Formbook
8d08a6736ce2ad51b87e1f3e9577a53abd8ca055fb1d7027b97250cecabee199
Formbook
af0b3b4be6e067411c7dd407bb6d9572d085c9961893555da88e2843493dc7c2
Formbook
eb3760a4e141a5124a475ade9acb42a90791e769250aa588d79958a4c2268985
Formbook
+ 15'167 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:m0e8 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220428-m3dvdsbfg9/
Behaviour
Gathers network information
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Uses the VBS compiler for execution
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
a6d355bccc19e0a76a85bf02ed731bdd94a8ed83ad154828ad8821db617bf378
MD5 hash:
d90adcb8afbaa775048988b5c0c7f57f
SHA1 hash:
11d3ffaad538a216b4f598d1f394fac0aa29f918
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/753feb22-f183-4d76-ad0b-0ea2262e871f/
Parent samples :
af0b3b4be6e067411c7dd407bb6d9572d085c9961893555da88e2843493dc7c2
7074a1c66e9cb6a328332b150d8011ee1f1c3a03318e960fcca03fce5bafa64c
f490137bc9710fd4a050ec9a27436c4c76ce6419bd74c72c9314f340e6184436
5149235606930cbafbb8e2a9ec303b042d59e755afe1a6db66384c16360b7159
85dbc94c33a5988e9bc8e0fa2979b19504cfd1337a353fab58d6ef1d2c37f364
cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46
SH256 hash:
4b9a1ccfbdc4d4ce292e46b9a24f16b8ced0b8fa961b7328f542196518a677e7
MD5 hash:
e1bdd88f9c59014060629315d11e8bc7
SHA1 hash:
37abe5447c0697558e5eb2e1a0cb6cd8ea9fda01
Link:
https://www.unpac.me/results/753feb22-f183-4d76-ad0b-0ea2262e871f/
SH256 hash:
045cf8efd765009f4766d8a1c0ee1a922212d7380ebd49b480d765c5a0821ea4
MD5 hash:
497015ba45ea3715145389f6c01a59b7
SHA1 hash:
e9a546e898dc5e880eaea66579b156ce42ae1e63
Link:
https://www.unpac.me/results/753feb22-f183-4d76-ad0b-0ea2262e871f/
SH256 hash:
cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46
MD5 hash:
bc5a96f61123cabe7548508cf1110f17
SHA1 hash:
06c4ef9c85992a67ce7c47f4444a0dfa608ec8b4
Link:
https://www.unpac.me/results/753feb22-f183-4d76-ad0b-0ea2262e871f/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cad40a730db3/report/overview.html
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/cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46

File information

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

Web download

Formbook

Executable exe cad40a730db37853650add2b302af798fb0eb43cb266f51f78d927d487ad0f46

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/267506/
  
URLhaus
https://urlhaus.abuse.ch/url/2169921/
  
Delivery method
Distributed via web download

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