MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3. 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: 16


Intelligence 16 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3
SHA3-384 hash: 7f3225007d41640b3510a0753bfe18820139c86cfbd2669763d9b0589efdeba0544dd2ea79c4b200330c7eee1664f2d3
SHA1 hash: 5bf35cf289ea36ab05d18b7e2be2781ada26f061
MD5 hash: 8cb4c1b6695535093423f88b67600fb1
humanhash: autumn-magnesium-zulu-magazine
File name:PO#776555.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'407'295 bytes
First seen:2024-09-30 06:21:34 UTC
Last seen:2024-09-30 09:03:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash aaaa8913c89c8aa4a5d93f06853894da (246 x Formbook, 82 x AgentTesla, 74 x RedLineStealer)
ssdeep 24576:ffmMv6Ckr7Mny5QLF5VzcB4DPIvRxZPlAqBnmzVa7kMl8on0dkmrIVp:f3v+7/5QLF5VzcyTIvD5l55mzw7knw2O
TLSH T10F55F152F3D680B2DDA33975297BE32BEB3475184327C4CBA7E42E768E211505B36362
TrID 84.9% (.EXE) AutoIt3 compiled script executable (510622/80/67)
9.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
1.7% (.EXE) Win64 Executable (generic) (10523/12/4)
1.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
File icon (PE):PE icon
dhash icon b150b26869b2d471 (468 x Formbook, 101 x RedLineStealer, 94 x AgentTesla)
Reporter threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
411
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO#776555.exe
Verdict:
Suspicious activity
Analysis date:
2024-09-30 06:22:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3690200c-bbb5-4553-b9cd-9ec7430c0378

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

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66fac409c85f12c405da6e0e
Tags:
Autorun Redline Autoit Emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc overlay packed phishing shell32
Link:
https://www.filescan.io/uploads/66fa438b168559661d50bd54/reports/b54fbe8e-fe52-4c3e-8f34-5838fe45024c/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c76e1152-2554-4ebd-b818-ec9f48f22d9d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1522475
Signature
AI detected suspicious sample
Contains functionality to detect sleep reduction / modifications
Drops VBS files to the startup folder
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Sigma detected: WScript or CScript Dropper
Switches to a custom stack to bypass stack traces
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3/
Threat name:
Win32.Trojan.Autoitinject
Create hunting rule
Status:
Malicious
First seen:
2024-09-30 06:22:12 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=krzr63j5avvatwkgsajsiqt2qdaopyo6abq746csjjhrv73sdsrq._file
Verdict:
malicious
Label(s):
admintool_powerrun
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/240930-g4w5gazgpp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Drops startup file
Executes dropped EXE
Loads dropped DLL
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ae0545a1-d863-4d8f-9e32-352b1f3a1c6a
Unpacked files
SH256 hash:
22c89dcfc508e781095aec2fd8857d11c4d869a150e498f419dd3fdebe500ea1
MD5 hash:
446e20d744dffea2ada41da8b5f27452
SHA1 hash:
f4dee0ac6e82a957a1ca1c74b4f4de7683d04b9c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/6f715dca-f974-40fc-8abc-a56c0b6c50a8/
Parent samples :
54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3
dda8401e0cf0d12cc2d6634c29ca1f248a14096a114af33e2ac21f64aaac0eb2
SH256 hash:
cca4c2433aeb5a27539a1d24d3e0cb0cf2daf45b6c27c302c0ee91b14b822db4
MD5 hash:
e559693528a271759d0e71e70ba59d94
SHA1 hash:
7e143d78367b5361ab453af282c7160f35819e7d
Link:
https://www.unpac.me/results/6f715dca-f974-40fc-8abc-a56c0b6c50a8/
SH256 hash:
54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3
MD5 hash:
8cb4c1b6695535093423f88b67600fb1
SHA1 hash:
5bf35cf289ea36ab05d18b7e2be2781ada26f061
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/6f715dca-f974-40fc-8abc-a56c0b6c50a8/
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/54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3

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
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:AutoIT packer
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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants

File information

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

Malspam

Formbook

Executable exe 54731f6d3d056a09d946901324427a80c0e7e1de0061fe78524a4f1aff721ca3

(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
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::CopySid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetAce
USER32.dll::GetUserObjectSecurity
ADVAPI32.dll::InitializeAcl
ADVAPI32.dll::InitializeSecurityDescriptor
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::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
ADVAPI32.dll::GetTokenInformation
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::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleA
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileA
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_SVC_APICan Manipulate Windows ServicesADVAPI32.dll::OpenSCManagerW
ADVAPI32.dll::UnlockServiceDatabase
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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