MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 48fcd109b51adcad58459318c092f4b6e8e5dcca682f9d60e1592e53dbb6174b. 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: 48fcd109b51adcad58459318c092f4b6e8e5dcca682f9d60e1592e53dbb6174b
SHA3-384 hash: 021a748933ee8fa5de0dae6f7c0a685f88664991e58f099d4d071deed4ca3616f71924e1d669224b01117aa9620442b4
SHA1 hash: 1ecc8c5fefd7ad001b37078bd79d68f4331dc9ba
MD5 hash: 27b4c55d335f86868e234f8aa79ca058
humanhash: potato-massachusetts-october-white
File name:vbc.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:231'513 bytes
First seen:2022-12-05 15:03:49 UTC
Last seen:2022-12-05 16:35:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ab6770b0a8635b9d92a5838920cfe770 (84 x Formbook, 30 x AgentTesla, 15 x Loki)
ssdeep 6144:QBn1XvXjPujhRD+dVfowhWJ2lBFlrggcZ:gfXjPyYVfoz0lnZKZ
TLSH T1FE34125B76C154FFEA160A3A8BB5D7FBCB7B92065D23464BC3945F2B320D6DA9802007
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.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 James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
191
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
vbc.exe
Verdict:
Malicious activity
Analysis date:
2022-12-05 15:18:00 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/4bda5487-9e99-419c-a1c5-7ab8c560f53a

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/342976/
Detection(s):
SecuriteInfo.com.Variant.Jaik.107269.13261.20240.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Reading critical registry keys
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/638e08639a505ad9423d6ea9/reports/ac9461c3-f02f-42e7-99be-e0621501e86c/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/dac9cd6d-4b5e-4d93-a437-2fa362d315bc
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1128190
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 760917 Sample: vbc.exe Startdate: 05/12/2022 Architecture: WINDOWS Score: 100 30 www.atlharpcenter.club 2->30 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 3 other signatures 2->52 10 vbc.exe 19 2->10         started        signatures3 process4 file5 26 C:\Users\user\AppData\Local\Temp\xtbjmdn.oa, DOS 10->26 dropped 28 C:\Users\user\AppData\Local\Temp\kkkwip.exe, PE32 10->28 dropped 13 kkkwip.exe 10->13         started        process6 signatures7 64 Multi AV Scanner detection for dropped file 13->64 66 Maps a DLL or memory area into another process 13->66 16 kkkwip.exe 13->16         started        process8 signatures9 38 Modifies the context of a thread in another process (thread injection) 16->38 40 Maps a DLL or memory area into another process 16->40 42 Sample uses process hollowing technique 16->42 44 Queues an APC in another process (thread injection) 16->44 19 explorer.exe 16->19 injected process10 dnsIp11 32 www.edpeduca.com 35.209.202.186, 49709, 80 GOOGLE-2US United States 19->32 34 www.soft-r.pro 194.58.112.174, 49710, 49711, 80 AS-REGRU Russian Federation 19->34 36 2 other IPs or domains 19->36 54 System process connects to network (likely due to code injection or exploit) 19->54 23 help.exe 13 19->23         started        signatures12 process13 signatures14 56 Tries to steal Mail credentials (via file / registry access) 23->56 58 Tries to harvest and steal browser information (history, passwords, etc) 23->58 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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/48fcd109b51adcad58459318c092f4b6e8e5dcca682f9d60e1592e53dbb6174b/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-12-05 15:03:26 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jd6nccnvdlok2wcfsmmmbexuw3uolxgknaxz2yhblexfhw5wc5fq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:f4ca rat spyware stealer trojan
Link:
https://tria.ge/reports/221205-sfk8vabb35/
Behaviour
Gathers network information
Modifies Internet Explorer settings
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
Checks computer location settings
Loads dropped DLL
Uses the VBS compiler for execution
Executes dropped EXE
Formbook
Unpacked files
SH256 hash:
a2a4ffafcc8edff94a7d9778876027fddcecf792c7ee88d08db8a8848af486b3
MD5 hash:
9e4de19ae7a532800a5f23ddf30895e4
SHA1 hash:
9903e10cf922afdda6ecb0114706ccaf96fd5d77
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/be800910-7fd4-432a-b7cf-0441e302c2b7/
Parent samples :
37fc27ae593c57c90608af9929d7ade4fc5924ec4e795c445c4bf8a5a1bf8585
1d05865cde860a1f608fd49bb66177de78e910bb2dc231b57908a388dea5c0c2
f3ddd84b590f6579c2bb685fa8bb486564c0ba53ff5619565feba5b79aba251a
89e3278b4afa50ac135ccc101ee85abe02ef3d1150d8c270eb9936f45b29e7c6
707b97fb5258d16558c7586accf54557419645343d004c5563ec7dea786aafad
48fcd109b51adcad58459318c092f4b6e8e5dcca682f9d60e1592e53dbb6174b
14afee34b6a36a32b34c61556e46fef92e6a2d9066c758308bb9caea4a94ae2a
c71e8cd3e58eaeab5de7d296fa62fd6fcad415facc687629d71b25bab56550eb
b9f158fac329391c893814424e77c4f9fc0460026b93327d8cf35598a561a1de
SH256 hash:
35fcdeaad36bbf3f29d5c97125bf397ab01498c5708a100deeafbef112c3495b
MD5 hash:
2eab160ab46f5318bb027b433c697087
SHA1 hash:
a12bf5570a91a8a40c199d1d563a3cd6a1c27e11
Link:
https://www.unpac.me/results/be800910-7fd4-432a-b7cf-0441e302c2b7/
SH256 hash:
7a948b4cb33932b5aa4eb990671d6aafff3a8deceb0d9cdc55ed4ecf4924ce38
MD5 hash:
f485d2be0df438d4714137d8d50d61d9
SHA1 hash:
3de101c55aee16e8f3f8b33394fe811ad3445921
Link:
https://www.unpac.me/results/be800910-7fd4-432a-b7cf-0441e302c2b7/
SH256 hash:
48fcd109b51adcad58459318c092f4b6e8e5dcca682f9d60e1592e53dbb6174b
MD5 hash:
27b4c55d335f86868e234f8aa79ca058
SHA1 hash:
1ecc8c5fefd7ad001b37078bd79d68f4331dc9ba
Link:
https://www.unpac.me/results/be800910-7fd4-432a-b7cf-0441e302c2b7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/48fcd109b51a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/48fcd109b51adcad58459318c092f4b6e8e5dcca682f9d60e1592e53dbb6174b

File information

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

  
Delivery method
Other
  
URLhaus
https://urlhaus.abuse.ch/url/2445078/
Cape
Cape
https://www.capesandbox.com/analysis/342976/

Comments