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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839
SHA3-384 hash: dee9dcf32de215698db5ec73f6cea34f94adf8d24b2be860c58fae67a3442c438f1ad5bad197e8de39ac91952c20b0db
SHA1 hash: f759fbe89ceca9312cbd39e78ab174beb984ed72
MD5 hash: 0d1c169cbb1251d987bf3e6db85bad55
humanhash: romeo-monkey-johnny-golf
File name:Quote.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:438'760 bytes
First seen:2024-03-18 13:17:42 UTC
Last seen:2024-03-25 12:30:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fd61eafe142870d6d0380163804a642 (39 x GuLoader, 6 x RemcosRAT, 4 x AgentTesla)
ssdeep 12288:BOLZn5yG1PsuwO4hJyN2Z5bDeOH0+1Mce:yh5p87yN2vX1U+Fe
Threatray 282 similar samples on MalwareBazaar
TLSH T12F941282BE9085B3C354A4BAD0D35BA59379BD24805359A7B7C4FF2F7433A058382F1A
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) (4504/4/1)
File icon (PE):PE icon
dhash icon b078f4c8a8d0f811 (1 x Formbook)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
332
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839.exe
Verdict:
Malicious activity
Analysis date:
2024-03-18 13:30:17 UTC
Tags:
formbook xloader stealer spyware
Link:
https://app.any.run/tasks/05c3b17b-c6ef-4354-b921-09a88e6d1ebf

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Malware-gen.8042.13403.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Creating a file
Launching a process
Changing a file
Running batch commands
Using the Windows Management Instrumentation requests
Creating a file in the %temp% directory
Moving a file to the Program Files subdirectory
Replacing files
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/65f83f2b87137159d448db6d/reports/a909923f-6bdd-42ff-89c3-cd2d34ef381a/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b954ee7e-ca8e-4783-9884-8ce786509886
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1410980
Signature
Antivirus detection for URL or domain
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)
Maps a DLL or memory area into another process
Obfuscated command line found
Powershell drops PE file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1410980 Sample: Quote.exe Startdate: 18/03/2024 Architecture: WINDOWS Score: 100 47 www.oproerborst.cfd 2->47 49 www.aptcorp.us 2->49 51 4 other IPs or domains 2->51 65 Snort IDS alert for network traffic 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Antivirus detection for URL or domain 2->69 71 2 other signatures 2->71 11 Quote.exe 19 2->11         started        signatures3 process4 file5 37 C:\Users\user\AppData\Local\...\Misreason.are, ASCII 11->37 dropped 77 Suspicious powershell command line found 11->77 15 powershell.exe 19 11->15         started        signatures6 process7 file8 39 C:\Users\user\AppData\...\Stenkullets.exe, PE32 15->39 dropped 57 Obfuscated command line found 15->57 59 Writes to foreign memory regions 15->59 61 Sample uses process hollowing technique 15->61 63 Powershell drops PE file 15->63 19 Stenkullets.exe 6 15->19         started        23 conhost.exe 15->23         started        25 cmd.exe 1 15->25         started        signatures9 process10 dnsIp11 53 drive.usercontent.google.com 142.251.40.129, 443, 49722 GOOGLEUS United States 19->53 55 drive.google.com 142.251.41.14, 443, 49721 GOOGLEUS United States 19->55 73 Machine Learning detection for dropped file 19->73 75 Maps a DLL or memory area into another process 19->75 27 ioDVwGaRKRFDEpgTGOZkwxiL.exe 19->27 injected signatures12 process13 process14 29 timeout.exe 13 27->29         started        signatures15 79 Tries to steal Mail credentials (via file / registry access) 29->79 81 Tries to harvest and steal browser information (history, passwords, etc) 29->81 83 Writes to foreign memory regions 29->83 85 3 other signatures 29->85 32 ioDVwGaRKRFDEpgTGOZkwxiL.exe 29->32 injected 35 firefox.exe 29->35         started        process16 dnsIp17 41 www.aptcorp.us 74.220.199.6, 49724, 80 UNIFIEDLAYER-AS-1US United States 32->41 43 www.oproerborst.cfd 109.123.121.243, 49726, 49727, 49729 UK2NET-ASGB United Kingdom 32->43 45 www.myflackhome.com 104.21.56.165, 49731, 49732, 49733 CLOUDFLARENETUS United States 32->45
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-03-18 00:06:53 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
9 of 37 (24.32%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=342dhn2da6mq435qko2yslg62ntbidj5vd277c26bjvvzsvnna4q._file
Verdict:
unknown
Similar samples:
3e3ac1d0d519e933394b3c728713b102b9ca63d57bc2427591f4fccf0c9c012a
Formbook
405c6ef30357c9ef5c53787a35f2c20c3311d835eb2d15f61038005efcd19c3c
Formbook
976be3f04529b328e1fa9b0f173924c2a0dd3296734eb20fcd922b3171e5a547
Formbook
c67a7f28876787d1318b3491da81db5fd8f3bcf65007e3a4ca76b2681b2d0865
Formbook
e028ec06b305b12ae0084a95ff95118dfc97c1870337742446d6981951119c16
Formbook
ebe9964a660c6c7257506706957f6206903770579c92af9d0f0ae7f13f9676e1
Formbook
+ 272 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader downloader persistence
Link:
https://tria.ge/reports/240318-qjz53ahf43/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839
MD5 hash:
0d1c169cbb1251d987bf3e6db85bad55
SHA1 hash:
f759fbe89ceca9312cbd39e78ab174beb984ed72
Link:
https://www.unpac.me/results/d8b1b232-cebd-491d-ab77-b9501fb1f054/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/df3433b74307/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/df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839

File information

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

Malspam

Formbook

Executable exe df3433b74307990e6fb053b5892cded366140d3da8f5ff8b5e0a6b5ccaad6839

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDiskFreeSpaceW
KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::GetWindowsDirectoryW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuW
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::OpenClipboard
USER32.dll::PeekMessageW
USER32.dll::CreateWindowExW

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