MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c
SHA3-384 hash: 71bbd79dc4229b3e2cd7f32a9ec798dab46b5365d9ac4c2749612319067f2358ffae8c61051a1b91dc5ff1a074eb62b8
SHA1 hash: ba16eb2d6cc767667b60fd408b2aaadb9291970b
MD5 hash: 1ff21e9055f0e4e51b6061abbdb371c5
humanhash: potato-bravo-cold-ohio
File name:Arrival Notice_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'223'168 bytes
First seen:2024-11-18 02:20:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Rtb20pkaCqT5TBWgNQ7au6kwCreV7Wsp0r7SzeNMvXY6A:iVg5tQ7au6UI+6KNMQ5
Threatray 1'595 similar samples on MalwareBazaar
TLSH T15D45C01363DE8364C7B25273BA1AB701BEBB782506A5F56B2FD4093DF820162521E773
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 threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
437
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Arrival Notice_pdf.exe
Verdict:
Malicious activity
Analysis date:
2024-11-18 02:21:25 UTC
Tags:
peristeronic
Link:
https://app.any.run/tasks/a798f0fb-6ec0-4302-84eb-b018137a2979

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:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=673aa56a80d21948b0321a90
Tags:
underscore 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 cmdkey compiled-script explorer findstr fingerprint keylogger lolbin masquerade microsoft_visual_cc packed packed packer_detected pcalua schtasks
Link:
https://www.filescan.io/uploads/673aa4903d0d9f2bf1d886b0/reports/895ea6bb-1531-42f7-a0dd-9c6a03290b0a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f7cb394e-c63a-4ea6-a979-82d083c3e166
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1557320
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
Found direct / indirect Syscall (likely to bypass EDR)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
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)
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: 1557320 Sample: Arrival Notice_pdf.exe Startdate: 18/11/2024 Architecture: WINDOWS Score: 100 30 www.schedulemassage.xyz 2->30 32 www.huiguang.xyz 2->32 34 8 other IPs or domains 2->34 44 Suricata IDS alerts for network traffic 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected FormBook 2->48 52 5 other signatures 2->52 10 Arrival Notice_pdf.exe 2 2->10         started        signatures3 50 Performs DNS queries to domains with low reputation 32->50 process4 signatures5 64 Binary is likely a compiled AutoIt script file 10->64 66 Writes to foreign memory regions 10->66 68 Maps a DLL or memory area into another process 10->68 13 svchost.exe 10->13         started        process6 signatures7 70 Maps a DLL or memory area into another process 13->70 16 FMQUqumqqHn.exe 13->16 injected process8 signatures9 42 Found direct / indirect Syscall (likely to bypass EDR) 16->42 19 ktmutil.exe 13 16->19         started        22 srdelayed.exe 16->22         started        process10 signatures11 54 Tries to steal Mail credentials (via file / registry access) 19->54 56 Tries to harvest and steal browser information (history, passwords, etc) 19->56 58 Modifies the context of a thread in another process (thread injection) 19->58 60 3 other signatures 19->60 24 FMQUqumqqHn.exe 19->24 injected 28 firefox.exe 19->28         started        process12 dnsIp13 36 www.futurevision.life 203.161.49.193, 49905, 49919, 49935 VNPT-AS-VNVNPTCorpVN Malaysia 24->36 38 migorengya8.click 198.252.98.54, 50019, 50020, 50021 HAWKHOSTCA Canada 24->38 40 2 other IPs or domains 24->40 62 Found direct / indirect Syscall (likely to bypass EDR) 24->62 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2024-11-17 23:37:00 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vfexcgrfjauhytngetv7cnxedxy55otlm54dx464hiyp33mz2ewa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
unknown_loader_036
Create hunting rule
autoit
Create hunting rule
Similar samples:
315cce3d409b020ca20c727e368fb9e5a7b99f390b0329e6657b64a1383d9c1b
Formbook
594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730
Formbook
78d58fd064baa0f1f174c4fd0d81aebadad571ea0feb60176793c4a06218f26d
Formbook
a8a7abb66cf22c7f804029fa215b1dd39861eda91874af97436a4ac738670f99
Formbook
a9309726d315a93cddc4f7c006cca201550a6af5e36beb646e923fc5d3f77c5b
Formbook
a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c
Formbook
b143b4d29760b4f5638c22da61dda177577b02bf4d65efd78f8ba73e2ebc683c
Formbook
e5eda013173004830010766af13273e9ee2b96c0c63628a531945e4e8c0da884
Formbook
error
Formbook
+ 1'585 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/241118-cszn1awbka/
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:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/cd870706-5b06-42bf-94bb-2da29e6c849f
Unpacked files
SH256 hash:
a9fcaab2cdd99f4c292abe2ac5c6cc9633f449ce9feb1756fc110f385585a183
MD5 hash:
6e8ebd7a83a56a15201336f06b6947d7
SHA1 hash:
be615378ef6c8229ea1ec929240d39fd94940d51
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/560434fd-4416-445b-a9ca-e09cb68ad632/
Parent samples :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 hash:
e10a2595a4bee2ad44d5b3e346552f364136f78854ffff942e4edfbf58dfac51
MD5 hash:
a6066a1361f55d5f48086421a59c7edd
SHA1 hash:
28853ee13c639deb44ece10f1e23b89b22f81894
Link:
https://www.unpac.me/results/560434fd-4416-445b-a9ca-e09cb68ad632/
SH256 hash:
a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c
MD5 hash:
1ff21e9055f0e4e51b6061abbdb371c5
SHA1 hash:
ba16eb2d6cc767667b60fd408b2aaadb9291970b
Link:
https://www.unpac.me/results/560434fd-4416-445b-a9ca-e09cb68ad632/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a949711a2548/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c

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 malicious import combination that ransomware mostly use(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 a949711a2548287c4da624ebf136e41df1deba6b67783bf3dc3a30fded99d12c

(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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