MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4. 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: 14


Intelligence 14 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4
SHA3-384 hash: 2986f1fb2921cc8baff3512d7650ca7062a00b639947230c70745a8ff29342a5d82ecb580c49c8535cb86350f75de166
SHA1 hash: a7edad63d3eb9799137bdc3e7638abf39f9a668a
MD5 hash: 6c3e8e729a752605ac75c02e8e987bfe
humanhash: november-apart-carbon-mobile
File name:b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4
Download: download sample
Signature Formbook
Create hunting rule
File size:1'241'600 bytes
First seen:2025-04-08 09:00:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:vu6J33O0c+JY5UZ+XC0kGso6Faf3f698SSEYUbLJWY:Zu0c++OCvkGs9FafC9nWY
TLSH T13345AE13B3DD836CCB669173BA3973216EAB7D270630B8573EC84D7DA960161162C6E3
TrID 32.2% (.EXE) Win64 Executable (generic) (10522/11/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4504/4/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon ecec889ce6d8e8f0 (40 x Formbook, 21 x AgentTesla, 12 x SnakeKeylogger)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
426
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4
Verdict:
No threats detected
Analysis date:
2025-04-08 17:01:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ad74118a-91d4-4e56-968b-cb8859b3fa24

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67f4e7c1a695a0cd1facb74b
Tags:
autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug autoit compiled-script evasive explorer fingerprint hacktool keylogger lolbin microsoft_visual_cc msiexec packed packed packer_detected regsvr32
Link:
https://www.filescan.io/uploads/67f4e5dd40adfb5162bc0b69/reports/6e705769-eb5f-4b3b-bb49-cdf2f5de2bc0/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8643098c-115c-42e0-ba5f-ae90628b15e4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1659190
Signature
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Found direct / indirect Syscall (likely to bypass EDR)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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: 1659190 Sample: 9Kk8DrVSS8.exe Startdate: 08/04/2025 Architecture: WINDOWS Score: 100 28 www.988552a7.xyz 2->28 30 www.vaishnavi.xyz 2->30 32 17 other IPs or domains 2->32 42 Antivirus detection for URL or domain 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected FormBook 2->46 48 Binary is likely a compiled AutoIt script file 2->48 10 9Kk8DrVSS8.exe 2 2->10         started        signatures3 50 Performs DNS queries to domains with low reputation 30->50 process4 signatures5 62 Binary is likely a compiled AutoIt script file 10->62 64 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->64 66 Writes to foreign memory regions 10->66 68 2 other signatures 10->68 13 svchost.exe 10->13         started        process6 signatures7 70 Maps a DLL or memory area into another process 13->70 16 uX2whD1jA3.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 SecEdit.exe 13 16->19         started        process10 signatures11 52 Tries to steal Mail credentials (via file / registry access) 19->52 54 Tries to harvest and steal browser information (history, passwords, etc) 19->54 56 Modifies the context of a thread in another process (thread injection) 19->56 58 3 other signatures 19->58 22 uX2whD1jA3.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.corision.site 162.254.32.71, 49710, 49711, 49712 VIVIDHOSTINGUS United States 22->34 36 www.geopet.store 103.224.182.242, 49694, 49695, 49696 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 22->36 38 7 other IPs or domains 22->38 60 Found direct / indirect Syscall (likely to bypass EDR) 22->60 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-03-28 14:59:45 UTC
File Type:
PE (Exe)
Extracted files:
13
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wvswl4qgjhzgllns3on3yamfmhhfb5ot2zvijh5nz74afj7l562a._file
Verdict:
malicious
Label(s):
unc_loader_036
Create hunting rule
formbook
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250408-kyl9vssvhx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Malicious
Tags:
trojan
YARA:
SUSP_Imphash_Mar23_3
Link:
https://app.threat.zone/submission/d40509fe-5c32-443e-a480-c08b87bfa46b
Unpacked files
SH256 hash:
b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4
MD5 hash:
6c3e8e729a752605ac75c02e8e987bfe
SHA1 hash:
a7edad63d3eb9799137bdc3e7638abf39f9a668a
Link:
https://www.unpac.me/results/bf0b2aee-773f-4514-b8ff-031106b49f16/
SH256 hash:
a3d5862339b22aa67930e4e6022935e6d32e49a7a4518093cce2e91d49355a19
MD5 hash:
7fc10016be2d6a263bc6908592736ced
SHA1 hash:
da4ae2bb6a2a1d63bfe36f96d8178c2221023d65
Link:
https://www.unpac.me/results/bf0b2aee-773f-4514-b8ff-031106b49f16/
SH256 hash:
653f7e17141e11f10c0cfa2d84c043d2bca9df1c4dea393353e9d3e45885081d
MD5 hash:
2444a48954a1589943754da9453f1b82
SHA1 hash:
75657bafe8de0c41b4bbcd2836050c58c7e86ec7
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/bf0b2aee-773f-4514-b8ff-031106b49f16/
Parent samples :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 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/b56565f20649f265adb2db9bbc018561ce50f5d3d66a849fadcff802a7ebefb4

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:SUSP_Imphash_Mar23_3
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::AllocateAndInitializeSid
ADVAPI32.dll::CopySid
ADVAPI32.dll::FreeSid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::GetAce
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

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