MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c9c79f349ba263858347e2a724368d31fb0a43542bb222c0e36d55198fbf7bfe. 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: 8


Intelligence 8 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c9c79f349ba263858347e2a724368d31fb0a43542bb222c0e36d55198fbf7bfe
SHA3-384 hash: 28289b2d18652c2beb7b47674084e0df774fa706368e6d7ae883c3e0dffac371eba7d3785eea7a71ff23f726cace2d35
SHA1 hash: 402409b37811377a79b1b47e1f4788ba005fe0f0
MD5 hash: 29fb5a26d32f2e94c6d9190c729266fc
humanhash: lion-dakota-nitrogen-lemon
File name:Warzone Unlocker.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:334'848 bytes
First seen:2022-02-10 13:45:26 UTC
Last seen:2022-02-10 15:29:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger)
ssdeep 6144:iM4j7ErAeXjH/0+/Ryci613zqAngFQTWrzNXBEqk50w/+r:34jQr1XD/0eRyci6tWrzNXBk5Or
TLSH T1A564D0457B93DA16C2181A7481E2E73817B4DFCA2A37CB0639DA7E9F3E323D46D45280
File icon (PE):PE icon
dhash icon 70e8cc9cc8ccd870 (1 x Formbook)
Reporter tech_skeech
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
224
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/240649/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.40732.19231.2059.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a file
Launching a process
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Using the Windows Management Instrumentation requests
Running batch commands
Searching for the window
Sending an HTTP GET request
Creating a window
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/6205171d289e2f3e4fbc36d8/reports/4460e19b-038f-4d5a-865a-92eb88aa9979/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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/455565a1-bbec-4344-9248-e01a93a4c192
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/937641
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Detected VMProtect packer
Encrypted powershell cmdline option found
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Potential dropper URLs found in powershell memory
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 570119 Sample: Warzone Unlocker.exe Startdate: 10/02/2022 Architecture: WINDOWS Score: 100 88 Malicious sample detected (through community Yara rule) 2->88 90 Antivirus / Scanner detection for submitted sample 2->90 92 Multi AV Scanner detection for submitted file 2->92 94 8 other signatures 2->94 10 Warzone Unlocker.exe 15 7 2->10         started        14 update64.exe 2->14         started        process3 dnsIp4 76 cdn.discordapp.com 162.159.130.233, 443, 49754, 49757 CLOUDFLARENETUS United States 10->76 68 C:\Users\user\AppData\Local\...\System.exe, PE32+ 10->68 dropped 70 C:\Users\user\AppData\...\Antimalware.exe, PE32 10->70 dropped 72 C:\Users\user\...\Warzone Unlocker.exe.log, ASCII 10->72 dropped 17 Antimalware.exe 10->17         started        20 System.exe 5 10->20         started        106 Multi AV Scanner detection for dropped file 14->106 108 Machine Learning detection for dropped file 14->108 23 cmd.exe 14->23         started        file5 signatures6 process7 file8 78 Multi AV Scanner detection for dropped file 17->78 80 Machine Learning detection for dropped file 17->80 82 Writes to foreign memory regions 17->82 86 3 other signatures 17->86 25 AppLaunch.exe 14 3 17->25         started        29 WerFault.exe 23 9 17->29         started        31 WerFault.exe 17->31         started        43 2 other processes 17->43 66 C:\Users\user\Windows\update64.exe, PE32+ 20->66 dropped 33 cmd.exe 1 20->33         started        35 cmd.exe 20->35         started        37 cmd.exe 20->37         started        84 Encrypted powershell cmdline option found 23->84 39 conhost.exe 23->39         started        41 powershell.exe 23->41         started        signatures9 process10 dnsIp11 74 ip-api.com 208.95.112.1, 49759, 80 TUT-ASUS United States 25->74 96 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 25->96 98 May check the online IP address of the machine 25->98 100 Encrypted powershell cmdline option found 33->100 102 Uses schtasks.exe or at.exe to add and modify task schedules 33->102 45 powershell.exe 24 33->45         started        47 conhost.exe 33->47         started        49 powershell.exe 33->49         started        51 update64.exe 35->51         started        53 conhost.exe 35->53         started        55 conhost.exe 37->55         started        57 schtasks.exe 37->57         started        signatures12 process13 process14 59 cmd.exe 51->59         started        signatures15 104 Encrypted powershell cmdline option found 59->104 62 conhost.exe 59->62         started        64 powershell.exe 59->64         started        process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c9c79f349ba263858347e2a724368d31fb0a43542bb222c0e36d55198fbf7bfe/
Threat name:
ByteCode-MSIL.Trojan.Phonzy
Create hunting rule
Status:
Malicious
First seen:
2022-02-09 04:07:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zhdz6ne3ujryla2h4ktsinungh5quq2ufozcfqhdnvkrtd57pp7a._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  10/10
Tags:
vmprotect
Link:
https://tria.ge/reports/220210-q2zbgshahn/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Drops file in System32 directory
Checks computer location settings
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
VMProtect packed file
Suspicious use of NtCreateProcessExOtherParentProcess
Unpacked files
SH256 hash:
c9c79f349ba263858347e2a724368d31fb0a43542bb222c0e36d55198fbf7bfe
MD5 hash:
29fb5a26d32f2e94c6d9190c729266fc
SHA1 hash:
402409b37811377a79b1b47e1f4788ba005fe0f0
Link:
https://www.unpac.me/results/3c8e5bfb-1b9e-42c6-a707-e84ced241386/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:INDICATOR_SUSPICIOUS_EXE_Discord_Regex
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Discord tokens regular expressions
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research
Rule name:Telegram_Exfiltration_Via_Api
Create hunting rule
Author:lsepaolo

File information

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

Web download

Formbook

Executable exe c9c79f349ba263858347e2a724368d31fb0a43542bb222c0e36d55198fbf7bfe

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/240649/

Comments