MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7bb2d35300a95c164089832c13410023d2293390130109ae3693fd0d05a3df8. 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: 17


Intelligence 17 IOCs YARA File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f7bb2d35300a95c164089832c13410023d2293390130109ae3693fd0d05a3df8
SHA3-384 hash: cd8e4a3d2bc4820880c073bfbbc1e14a67ba7910790077dc745c83bd7c99e3696f1ad1c1588a6033a78e36c29857ff1d
SHA1 hash: 9606a69b84265c795dd87bf76287d6421a700de7
MD5 hash: 5868b13243f0fbbdbb63957ff8f720e7
humanhash: edward-carolina-autumn-colorado
File name:5868b13243f0fbbdbb63957ff8f720e7
Download: download sample
Signature Formbook
Create hunting rule
File size:454'719 bytes
First seen:2023-01-10 19:35:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:iYa6DhqW4kjbshksW6QMsInfdGD6iGKdCh9bg9lzXqhBjZTAWrVJz:iYGWp3shbQE1CNwhe9lz6njFdrVJz
TLSH T104A403001650FCC3E60BA6F9F5DECBF0A61657E03B506BC2334A7A5A6517393B4AFA41
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 e8962b4d4d2494e8 (1 x Formbook)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
199
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PO 90809.doc
Verdict:
Malicious activity
Analysis date:
2023-01-10 18:56:37 UTC
Tags:
exploit cve-2017-11882 loader formbook xloader trojan stealer
Link:
https://app.any.run/tasks/6f13587f-7602-4699-8056-d47dc6f05fb2

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/351678/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.17727.12441.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
Searching for synchronization primitives
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:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63bdbe250fdf1633326e379a/reports/ef7c53d7-1bb5-4ed4-8ec8-cc4bd16316d4/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/00b0f3b6-b5b7-48e7-925c-2b9401ed4f42
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1149094
Signature
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Machine Learning detection for dropped file
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
Snort IDS alert for network traffic
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: 781824 Sample: xaE0Iy8P67.exe Startdate: 10/01/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 3 other signatures 2->51 11 xaE0Iy8P67.exe 19 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\...\ospmnvzt.exe, PE32 11->31 dropped 14 ospmnvzt.exe 11->14         started        process5 signatures6 61 Antivirus detection for dropped file 14->61 63 Multi AV Scanner detection for dropped file 14->63 65 Machine Learning detection for dropped file 14->65 67 4 other signatures 14->67 17 ospmnvzt.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.judiangka.boats 172.67.185.56, 49697, 80 CLOUDFLARENETUS United States 20->33 35 www.deborainrome.com 94.177.219.27, 49698, 80 ARUBA-ASNIT Italy 20->35 53 System process connects to network (likely due to code injection or exploit) 20->53 24 chkdsk.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:
n/a
Link:
https://mwdb.cert.pl/sample/f7bb2d35300a95c164089832c13410023d2293390130109ae3693fd0d05a3df8/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2023-01-10 19:36:08 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=665s2njqbkk4czaitazmcnaqai6sfezzaeybbgxdne75buc2hx4a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:pe63 rat spyware stealer trojan
Link:
https://tria.ge/reports/230110-ya81lsdb21/
Behaviour
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
Executes dropped EXE
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1400e130-65e3-4e15-b4de-70f6a72e6813
Unpacked files
SH256 hash:
86610d8301d5a02b325c12fa05b79ec40cfad7f208638d56a7fc73abf4fb4ee1
MD5 hash:
6acfaba232d9c65a1317a90997b183b6
SHA1 hash:
40641ff46fe66002959e38e77fbd5b02dd277563
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/1ba07fbb-128d-4618-8a7b-346349a734dc/
Parent samples :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 hash:
c3f21c11d76170df16a2c89a33c294049f7906315a51222ee997016b7db84ec8
MD5 hash:
3f53bd2a5846e9c80770c2c313babbd3
SHA1 hash:
ac855c413535561464f168ce8394ac5291a56b76
Link:
https://www.unpac.me/results/1ba07fbb-128d-4618-8a7b-346349a734dc/
SH256 hash:
f7bb2d35300a95c164089832c13410023d2293390130109ae3693fd0d05a3df8
MD5 hash:
5868b13243f0fbbdbb63957ff8f720e7
SHA1 hash:
9606a69b84265c795dd87bf76287d6421a700de7
Link:
https://www.unpac.me/results/1ba07fbb-128d-4618-8a7b-346349a734dc/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f7bb2d35300a/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/f7bb2d35300a95c164089832c13410023d2293390130109ae3693fd0d05a3df8

File information

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

Web download

Formbook

Executable exe f7bb2d35300a95c164089832c13410023d2293390130109ae3693fd0d05a3df8

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2503639/
Cape
Cape
https://www.capesandbox.com/analysis/351678/

Comments


Avatar
zbet commented on 2023-01-10 19:35:37 UTC

url : hxxp://208.67.105.179/binkellyzx.exe