MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598
SHA3-384 hash: c6a8bc481955317e5be158415323b5194aa04ac3b579bf5d4261bc55f5411069a29a412143419111605ffbd1b49681f1
SHA1 hash: 78788eb559371db45f02424cddba7ffea3451e09
MD5 hash: 79de6228da200aea62097290042b5782
humanhash: yankee-muppet-sodium-louisiana
File name:Certificate 20156-2024.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'197'568 bytes
First seen:2024-11-20 13:01:41 UTC
Last seen:2024-11-25 12:38:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:vtb20pkaCqT5TBWgNQ7aGSFDeTgkzE1F3U6p8kVr6A:sVg5tQ7aGuEzE1h8C5
Threatray 1'710 similar samples on MalwareBazaar
TLSH T1DC45C01373DEC360C7725273BA26B701AEBB782506A5F56B2FD8093DE820162525E773
TrID 68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.5% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
429
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Certificate 20156-2024.exe
Verdict:
No threats detected
Analysis date:
2024-11-20 13:04:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6ffff74f-3d66-4652-b4a4-5e851139e418

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=673ddf05ebd8decee51f7576
Tags:
autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
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:
autoit compiled-script fingerprint keylogger microsoft_visual_cc packed packed packer_detected
Link:
https://www.filescan.io/uploads/673dddd6e27b33241cbf4dc1/reports/96d3f96a-60fc-4fab-9b49-28befe3582c7/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/acc53575-2062-4762-b199-ac478145c251
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1559406
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
Found direct / indirect Syscall (likely to bypass EDR)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
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: 1559406 Sample: Certificate 20156-2024.exe Startdate: 20/11/2024 Architecture: WINDOWS Score: 100 28 www.3xfootball.com 2->28 34 Suricata IDS alerts for network traffic 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 5 other signatures 2->40 10 Certificate 20156-2024.exe 2 2->10         started        signatures3 process4 signatures5 52 Binary is likely a compiled AutoIt script file 10->52 54 Writes to foreign memory regions 10->54 56 Maps a DLL or memory area into another process 10->56 13 svchost.exe 10->13         started        process6 signatures7 58 Maps a DLL or memory area into another process 13->58 16 xKoNIKGAbUJUi.exe 13->16 injected process8 signatures9 32 Found direct / indirect Syscall (likely to bypass EDR) 16->32 19 netbtugc.exe 13 16->19         started        process10 signatures11 42 Tries to steal Mail credentials (via file / registry access) 19->42 44 Tries to harvest and steal browser information (history, passwords, etc) 19->44 46 Maps a DLL or memory area into another process 19->46 48 2 other signatures 19->48 22 xKoNIKGAbUJUi.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 30 www.3xfootball.com 154.215.72.110, 49761, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 22->30 50 Found direct / indirect Syscall (likely to bypass EDR) 22->50 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2024-11-20 10:41:33 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yqpyqqgdxcna4qu7stqdshcok5dsb6izrm6bn22takyjobrawwma._file
Verdict:
malicious
Label(s):
unknown_loader_036
Create hunting rule
autoit
Create hunting rule
formbook
Create hunting rule
Similar samples:
0382d0b9421be9a1c5a084869be5742803d4ec3f211294a4c96f45444952ab55
Formbook
360b32e7a4c150198ba6f01ca94a9f31a6f95ac8a00a87a453206cdbad727d94
Formbook
b154b0abed8ff04479144800fa41d49083d4212c5b4528bf111abf019c73661a
Formbook
c03bbe86bf5e6e61a84f69ac6ed08928c9046c3464272f978958800762d052b3
Formbook
c0a75a13077750f55d6bb3c6f927f4a3fedc3c3421af1f967ccbc4062b982f6a
Formbook
c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598
Formbook
eb1013e9c5e299ef83895ad225dc8a68697a06c846ec868379c401ea02de652b
Formbook
error
Formbook
+ 1'700 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/241120-p9scgaxflr/
Behaviour
Modifies Internet Explorer settings
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:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f5139d65-3b91-4ca9-a22c-23a0a4cc752b
Unpacked files
SH256 hash:
b44d6f57aeb656f27afc88f54c97c618d4daa697ee27c10e1887dcb5dd83eea0
MD5 hash:
c3735d448f0d4d3db6fe20d7ad033c84
SHA1 hash:
2edfaa0ec53b3c5459a40bd9d772b25bc6ce4e49
Link:
https://www.unpac.me/results/be6d56ef-00ca-4824-b7b9-6fcd8fa634b8/
SH256 hash:
95d4e6d867da09d9fb2302ef94d540644204068b149018da9258cc36397ffbd2
MD5 hash:
136616fdb1e67935a6142086452e8eef
SHA1 hash:
c14840db3410d29d1a16822b917dacf1860b98eb
Link:
https://www.unpac.me/results/be6d56ef-00ca-4824-b7b9-6fcd8fa634b8/
SH256 hash:
c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598
MD5 hash:
79de6228da200aea62097290042b5782
SHA1 hash:
78788eb559371db45f02424cddba7ffea3451e09
Link:
https://www.unpac.me/results/be6d56ef-00ca-4824-b7b9-6fcd8fa634b8/
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: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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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)
Rule name:YahLover
Create hunting rule
Author:Kevin Falcoz
Description:YahLover

File information

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

Malspam

Formbook

Executable exe c41f8840c3b89a0e429f94e0391c4e574720f9198b3c16eb5302b0970620b598

(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
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::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
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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