MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c
SHA3-384 hash: 0fd5bfd103e0da932ecf0bb0acff68bd94a99d0ecd52d30a1fc0f7f75de0a726850718b5f7645597d37606677135bf9c
SHA1 hash: 2e260a1b3f1bcd26f00d8d6e850812c740b11d3b
MD5 hash: e1668320cc4cade25d81b798190725c1
humanhash: mountain-chicken-mike-bacon
File name:ben.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:4'277'248 bytes
First seen:2023-01-26 13:35:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 98304:yAgqXSO7ZI0UxEcxtGya6JfjUV+2E3Szfj4bCBj4:yVqXTWxV7Jf6DbzrpB
Threatray 825 similar samples on MalwareBazaar
TLSH T11C163301D3266EC7F8677C3478E611D84DEF72407AFE967A42AFEDC68478718342A522
TrID 56.5% (.EXE) Win64 Executable (generic) (10523/12/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
Reporter r3dbU7z
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
211
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ben.exe
Verdict:
Malicious activity
Analysis date:
2023-01-26 13:37:58 UTC
Tags:
stealerium evasion stealer
Link:
https://app.any.run/tasks/5a201405-c1d5-4695-885f-6a1235e0b9ec

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/357112/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a file in the %temp% directory
Creating a file
Reading critical registry keys
Sending an HTTP GET request
Creating a window
Launching the process to change network settings
Searching for synchronization primitives
Stealing user critical data
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/63d281c3447edb203a012dd3/reports/75ffe47d-826d-441b-b622-56ac0872ce27/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/004438be-4b1a-47e1-b43b-122dab316ce6
Result
Threat name:
Unknown
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1159554
Signature
Encrypted powershell cmdline option found
Machine Learning detection for sample
May check the online IP address of the machine
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Capture Wi-Fi password
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal WLAN passwords
Uses netsh to modify the Windows network and firewall settings
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 792293 Sample: ben.exe Startdate: 26/01/2023 Architecture: WINDOWS Score: 92 51 Sigma detected: Capture Wi-Fi password 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Machine Learning detection for sample 2->55 7 ben.exe 14 160 2->7         started        12 msiexec.exe 2->12         started        process3 dnsIp4 45 ip-api.com 208.95.112.1, 49704, 80 TUT-ASUS United States 7->45 47 gofile.io 151.80.29.83, 443, 49708 OVHFR Italy 7->47 49 7 other IPs or domains 7->49 39 C:\Users\user\AppData\...\VAMYDFPUND.pdf, ASCII 7->39 dropped 41 C:\Users\user\AppData\...\ZBEDCJPBEY.png, ASCII 7->41 dropped 43 C:\Users\user\AppData\...\JSDNGYCOWY.jpg, ASCII 7->43 dropped 57 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->57 59 May check the online IP address of the machine 7->59 61 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 7->61 63 3 other signatures 7->63 14 cmd.exe 1 7->14         started        17 cmd.exe 1 7->17         started        19 cmd.exe 1 7->19         started        file5 signatures6 process7 signatures8 65 Encrypted powershell cmdline option found 14->65 67 Uses netsh to modify the Windows network and firewall settings 14->67 69 Tries to harvest and steal WLAN passwords 14->69 21 powershell.exe 19 14->21         started        23 conhost.exe 14->23         started        25 netsh.exe 3 17->25         started        27 conhost.exe 17->27         started        29 findstr.exe 1 17->29         started        31 chcp.com 1 17->31         started        33 netsh.exe 3 19->33         started        35 conhost.exe 19->35         started        37 chcp.com 1 19->37         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c/
Threat name:
ByteCode-MSIL.Trojan.Nekark
Create hunting rule
Status:
Malicious
First seen:
2023-01-26 13:36:10 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b32dx66povthe42zvtlkxcczbqolzxjfzej6f2umceirqsj7rz6a._file
Verdict:
malicious
Similar samples:
1091eaee4a21598cf40239726bd3b09addae8ecc2d3181173b4d7cf72fe1fd8c
Formbook
373834225a126abde8256049e073b8e07bd06c7563f929783f441a1a63a88d1b
Formbook
6be7871b1acc611b7703d1c0441e1cefb0024a5cde20bbcf9406fd8296e3b690
Formbook
b840f10ae378fa15f8570f6eb208e2f280618bd49ade560eca00c93b6a4bd7d9
Formbook
ce44ab513606e6ba64fee7a9f5d5cd236b57dc856374578dca043d84e00d8541
Formbook
d5e89bbe95eb6e5d463d3b52ffe77724ea81eac11560a068d821220029de405f
Formbook
+ 815 additional samples on MalwareBazaar
Result
Malware family:
purecrypter
Create hunting rule
Score:
  10/10
Tags:
family:purecrypter collection downloader loader spyware stealer
Link:
https://tria.ge/reports/230126-qv8xcadg72/
Behaviour
Checks processor information in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Accesses Microsoft Outlook profiles
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Looks up geolocation information via web service
Checks computer location settings
Reads user/profile data of web browsers
Detect PureCrypter injector
PureCrypter
Unpacked files
SH256 hash:
0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c
MD5 hash:
e1668320cc4cade25d81b798190725c1
SHA1 hash:
2e260a1b3f1bcd26f00d8d6e850812c740b11d3b
Link:
https://www.unpac.me/results/c268a3ff-5ff3-460b-bd5b-970be7b9d730/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0ef43bfbcf75/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c

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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly

File information

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

Web download

Formbook

Executable exe 0ef43bfbcf7566727359acd6ab88590c1cbcdd25c913e2ea8c111118493f8e7c

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/357112/
  
URLhaus
https://urlhaus.abuse.ch/url/2519825/

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