MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b
SHA3-384 hash: f8ef66713b25a4043bde104ae2bc774871b8ee1e633afeee4de234bf8814cc8acd6565399da1800117f0745d141a583d
SHA1 hash: 2fd5088ddd881e3a7e3fce59c40750d183658e2d
MD5 hash: 69ab3a7336f29f7dddb882bfa64ecb5e
humanhash: nebraska-hawaii-five-mirror
File name:doc2802.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'220'012 bytes
First seen:2024-03-03 09:22:53 UTC
Last seen:2024-03-03 11:30:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 12e12319f1029ec4f8fcbed7e82df162 (389 x DCRat, 52 x RedLineStealer, 51 x Formbook)
ssdeep 24576:TTbBv5rUDAbVkNXBFbilTlMhPk70EMlk0XA5YJeUIrVsTzrS:NBDePkMSYEMlkmA5YwUdHrS
Threatray 2'581 similar samples on MalwareBazaar
TLSH T140451212FEC198F2D173293589399B61A93E7D300F658ADFA3D4652DEA321C1D232763
TrID 89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.5% (.EXE) Win64 Executable (generic) (10523/12/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon b4fa99999999fa00 (2 x Formbook, 1 x DarkCloud, 1 x NanoCore)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
326
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.38920448.13962.7593.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Enabling the 'hidden' option for files in the %temp% directory
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Creating a file
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Launching the default Windows debugger (dwwin.exe)
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm blustealer fingerprint infostealer installer keylogger lolbin overlay packed setupapi sfx shdocvw shell32
Link:
https://www.filescan.io/uploads/65e4417995e2f0fb7a8a698b/reports/452a0e85-420d-44a7-8585-99363023454e/overview
Verdict:
Malicious
Labled as:
Trojan.Uztuby
Link:
https://www.hybrid-analysis.com/sample/9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b
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/dc177dae-4654-4cd6-9ea8-d0b4c2ab6dd3
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1402100
Signature
Found API chain indicative of sandbox detection
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses ipconfig to lookup or modify the Windows network settings
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AntiVM autoit script
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1402100 Sample: doc2802.exe Startdate: 03/03/2024 Architecture: WINDOWS Score: 100 53 Multi AV Scanner detection for dropped file 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 Yara detected AntiVM autoit script 2->57 59 7 other signatures 2->59 10 doc2802.exe 3 37 2->10         started        process3 file4 49 C:\Users\user\AppData\Local\...\pmurf.bin, PE32 10->49 dropped 51 C:\Users\user\AppData\Local\Temp\...\auqf.vbe, Unicode 10->51 dropped 13 wscript.exe 1 10->13         started        process5 signatures6 71 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->71 16 cmd.exe 1 13->16         started        18 cmd.exe 1 13->18         started        21 cmd.exe 1 13->21         started        process7 signatures8 23 pmurf.bin 1 34 16->23         started        27 conhost.exe 16->27         started        61 Uses ipconfig to lookup or modify the Windows network settings 18->61 29 conhost.exe 18->29         started        31 ipconfig.exe 1 18->31         started        33 conhost.exe 21->33         started        35 ipconfig.exe 1 21->35         started        process9 file10 43 C:\Users\user\asds\pmurf.bin.exe, PE32 23->43 dropped 45 C:\Users\user\asds\pmurf.bin, PE32 23->45 dropped 47 C:\Users\user\AppData\Local\...\pmurf.bin.exe, PE32 23->47 dropped 63 Multi AV Scanner detection for dropped file 23->63 65 Found API chain indicative of sandbox detection 23->65 67 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 23->67 69 Writes to foreign memory regions 23->69 37 RegSvcs.exe 23->37         started        39 RegSvcs.exe 23->39         started        signatures11 process12 process13 41 WerFault.exe 2 37->41         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-02-28 08:26:45 UTC
File Type:
PE (Exe)
Extracted files:
61
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=t4isfxfbgqqvg54fqj2epd4jd2ajkges46bbdldnucvp4oo6ngnq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1b7c29ec3b8b5e6d2ef3535b36990ad6dec6c2cd2800bb237717965b23ca8a16
Formbook
7f5afd30f7eb7858f4d31dc758fdf58927e9547446a50125216b0486f2295e2e
Formbook
9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b
Formbook
bddcce49e362dfee4d32dea7ef2055a3d0004dc783afe9182b70747a9381d685
Formbook
db9737257fac05121420a708b7d32413086f06824152969883dbf04a23e8137d
Formbook
f2654977c1d40ceaf88ac1ec3ec51e5ffd603cc80a58c1a0e2b8c7c6bb5a8bf9
Formbook
+ 2'571 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence
Link:
https://tria.ge/reports/240303-lcgb6agh35/
Behaviour
Gathers network information
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
dcfc201cdae813672ac228c714688764c1cc64d05ebefc3131868fa51b02859f
MD5 hash:
35b38a3bc641b60a7580264956b95af7
SHA1 hash:
9989c752037693ebe2fccc6efa0fc001f95914ea
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/9d3e820a-a75f-43d1-8e41-1071e57f9b79/
Parent samples :
a0432c5865ca0f8dee7b2a10b736563b276e5b0c79d0cd3193c66ec9a185732b
9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b
SH256 hash:
9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b
MD5 hash:
69ab3a7336f29f7dddb882bfa64ecb5e
SHA1 hash:
2fd5088ddd881e3a7e3fce59c40750d183658e2d
Link:
https://www.unpac.me/results/9d3e820a-a75f-43d1-8e41-1071e57f9b79/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9f1122dca134/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/9f1122dca134215377858274478f891e80951892e78211ac6da0aafe39de699b

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants

File information

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

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
Reviews
IDCapabilitiesEvidence
GDI_PLUS_APIInterfaces with Graphicsgdiplus.dll::GdiplusStartup
gdiplus.dll::GdiplusShutdown
gdiplus.dll::GdipAlloc
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::AttachConsole
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::FreeConsole
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileMappingW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::MoveFileExW

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