MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657
SHA3-384 hash: d601cc4cfb86ee765f4497234f54510186554ed6d55ae39bcd8011ff28e6540693a207f6c73e2b21e9040a8096806083
SHA1 hash: 92240931acd16cdd8f934e8f5313261c9bc74157
MD5 hash: d6b742f4adec335ecc5480f9e0c5f8b9
humanhash: hydrogen-magnesium-carolina-comet
File name:PO.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'181'184 bytes
First seen:2024-09-07 20:07:39 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:sAHnh+eWsN3skA4RV1Hom2KXMmHaCABa8UYRKuUrEyLs5:Lh+ZkldoPK8YaCABXKuUE
Threatray 1'079 similar samples on MalwareBazaar
TLSH T11945BE0273D1C036FFAB92739B6AF20556BD79254123852F13982DB9BD701B2263E763
TrID 63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
11.6% (.EXE) Win64 Executable (generic) (10523/12/4)
7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
5.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.9% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
396
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO.exe
Verdict:
Malicious activity
Analysis date:
2024-09-07 21:42:31 UTC
Tags:
autoit
Link:
https://app.any.run/tasks/46fc2fe8-43b2-42f0-9714-9cc44df912f7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.FileRepMalware.20882.16212.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66dcb2ab3236667691a1f8c4
Tags:
Shellcodecrypter
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:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657
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:
Malicious
Link:
https://analyze.intezer.com/analyses/90571a32-9dcf-42d4-8438-240e716c4fdd
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1506491
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657/
Threat name:
Win32.Trojan.ShellcodeCrypter
Create hunting rule
Status:
Malicious
First seen:
2024-09-06 15:10:43 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hp42olhns3niqx7sypvuywbdglemesu3eytchwp3g7h7nh3aozlq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0cc96e90eccdff3baddf095ecc7307ed8e11442425866a1ede837bcc710e1a99
Formbook
1aa7a2ede1dddb0b8f00df09cb4236ba56cc111177e60e5a0fcd6f816e977cbd
Formbook
47981c0fbd889008be2a0f3ca90a79c55185cebd658d5c794d418f28d740a0e3
Formbook
553efa334e9610ef0f28120965724b031ff0f26fb16e8aa23098c8af570ebc51
Formbook
5a2ff424e21c1ab4f0e32bb5eb18f93e7f5a3abb3a401cd69b71598fde93e24c
Formbook
6147d5d9b6a241e718a898ad35377e7583fd2986b4494f2cac57659994797aa6
Formbook
be4d23c7a2ff6bd0a2f74734e18faae796fe0ffa11987528fbd8673a2a0f2fb3
Formbook
daa69f6b826aee3b3949e40f993f10a5f30faf0834985039cbfa21d20029f0a1
Formbook
e9e614a16e3250dc0fdd6fd01247ab76f65d146466c5977b06ffb716d7438cae
Formbook
fa3157e7c4a98fa03ae41b01f7832b81cd35015d7bead4e335262e2211f79f79
Formbook
+ 1'069 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/240907-ywjmvavdqe/
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:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3ff0a545-6020-499a-9965-e15eef2861d5
Unpacked files
SH256 hash:
c8287953dd8f853e53fda1e7844c866e6e8de586885a7bbea66915b292c68d95
MD5 hash:
4e3962abf3397e07930c9788b42832d4
SHA1 hash:
d02f9a84237d79f34177e558b7b6f254c2343859
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/8ff68060-a779-40c9-911e-a9dff02475ad/
Parent samples :
3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657
7c2c448679a3d7255c2d16805cc5582e72f010d01e20b6bdc15c008b8c4fe8b6
36f38401f7eef848c4791724b8f1828e8310d3f76a0d4b5e8d302a509ffb260c
22b12746a9cd2c8dcb01f0bf0afd026a9e924410b6b1747c782c3bbc261a8cdb
932112a36c590952c5321ca64f6b85b6119a4f969d4685d617c09ce9eecd78ab
59999cfd989c49af6310f01698666a810c665ca402f6caf0c90cd8be216b81d9
SH256 hash:
2ec8ea0a9ebb5de346d8f5e9a567b8d1ae1e7a818eb1ffbb7aa3d20732396521
MD5 hash:
b109c520a3e22a145bb22d4bc2a94724
SHA1 hash:
00f7a7702f0a937704aca065d153c1f9beb77ab2
Link:
https://www.unpac.me/results/8ff68060-a779-40c9-911e-a9dff02475ad/
SH256 hash:
3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657
MD5 hash:
d6b742f4adec335ecc5480f9e0c5f8b9
SHA1 hash:
92240931acd16cdd8f934e8f5313261c9bc74157
Detections:
AutoIT_Compiled
Create hunting rule
SUSP_Imphash_Mar23_3
Create hunting rule
Link:
https://www.unpac.me/results/8ff68060-a779-40c9-911e-a9dff02475ad/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3bf9a72ced96/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/3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657

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: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

File information

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

Malspam

Formbook

zip d38395ec8546b52a363044cf69cece5103fffa4116a8c096f73d080794c2fc9f

Formbook

Executable exe 3bf9a72ced96da885ff2c3eb4c582332c8c24a9b262623d9fb37cff69f607657

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 d38395ec8546b52a363044cf69cece5103fffa4116a8c096f73d080794c2fc9f
  
Dropped by
MD5 9587a9625b9e1549a9eb9f714f7cc71e

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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