MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797. 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: 78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797
SHA3-384 hash: 4c96e015545f3f92e9c5e33962e9b59a345daae701db7b68c5d8609728b9e6c56fc7a674674f92515f2b6f2c8aba0578
SHA1 hash: 653e4ce4f67d4ca9b8fcdf82a2e66ea402f05384
MD5 hash: ac1a2989f2a8f3a0655937806fe06625
humanhash: hot-island-emma-arizona
File name:Halkbank_Ekstre_20230426_075819_154055.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'319'469 bytes
First seen:2024-10-21 12:16:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash aaaa8913c89c8aa4a5d93f06853894da (246 x Formbook, 82 x AgentTesla, 74 x RedLineStealer)
ssdeep 24576:ffmMv6Ckr7Mny5QLkBHkdIMWzAaQ2JPHQ4sWiZFUp2Qi:f3v+7/5QLkBHkJBaQMwdz3B
TLSH T1C355F152B3DA80F2D9A33971193BE32BEB3575154337C49BA7E02E768F211409B3A761
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) (10522/11/4)
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 lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
434
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Halkbank_Ekstre_20230426_075819_154055.exe
Verdict:
Malicious activity
Analysis date:
2024-10-21 12:20:54 UTC
Tags:
autoit
Link:
https://app.any.run/tasks/ddd6150f-836a-4894-8607-c8b9d9383bcc

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:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=671646469e67c2468202c4b2
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm autoit compiled-script fingerprint keylogger lolbin microsoft_visual_cc monero overlay packed packed packer_detected shell32
Link:
https://www.filescan.io/uploads/67164642c7aed0374dac4cc2/reports/6c3215af-78ba-4f27-8389-941a3c81fa91/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797
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/383ebd30-b6c9-4055-bbda-63477c225d96
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1538534
Signature
AI detected suspicious sample
Contains functionality to detect sleep reduction / modifications
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
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: 1538534 Sample: Halkbank_Ekstre_20230426_07... Startdate: 21/10/2024 Architecture: WINDOWS Score: 100 28 www.online-dating28.xyz 2->28 30 www.thetahostthe.top 2->30 32 11 other IPs or domains 2->32 42 Suricata IDS alerts for network traffic 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 50 3 other signatures 2->50 10 Halkbank_Ekstre_20230426_075819_154055.exe 1 2->10         started        signatures3 48 Performs DNS queries to domains with low reputation 28->48 process4 signatures5 62 Writes to foreign memory regions 10->62 64 Maps a DLL or memory area into another process 10->64 66 Switches to a custom stack to bypass stack traces 10->66 68 Contains functionality to detect sleep reduction / modifications 10->68 13 svchost.exe 10->13         started        process6 signatures7 70 Maps a DLL or memory area into another process 13->70 16 toBfCCjVeebT.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 write.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 toBfCCjVeebT.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.sellvolt.life 209.74.64.190, 49861, 49874, 49887 MULTIBAND-NEWHOPEUS United States 22->34 36 www.gcast.video 98.124.224.17, 50031, 50032, 50033 ENOMAS1US United States 22->36 38 4 other IPs or domains 22->38 60 Found direct / indirect Syscall (likely to bypass EDR) 22->60 signatures14
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pdpejib52r7yvq35wdvowmq6ir7qtisbx63ne4ae7hhb3duyu6lq._file
Verdict:
malicious
Label(s):
unknown_loader_036
Create hunting rule
formbook
Create hunting rule
admintool_powerrun
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/241021-pf13hsvfnp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fe20fb6a-0723-41d5-8e9d-6628e910490a
Unpacked files
SH256 hash:
d73718d912cd1a7d422ebb1c7fdd9b9a53cf31dd86c291ba06e2e4a64b2a0628
MD5 hash:
16378cbbdaad0999f7e59e38e8e6ce2c
SHA1 hash:
cc71f73ba1da9d02520d71fd29b2f7807e0c6932
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Windows_Trojan_Formbook
Create hunting rule
Link:
https://www.unpac.me/results/ee05d29a-d36c-412e-8aa6-d9c71372bb81/
Parent samples :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 hash:
b4568cf7bc74d08ee41f262989f5a24c4a01da53c1a5daf9770bec74f45d7156
MD5 hash:
f43e01011d3f4a20ad9a5854c3eaf068
SHA1 hash:
40ec44c0c4ff3037e086afc449b1dc136065606e
Link:
https://www.unpac.me/results/ee05d29a-d36c-412e-8aa6-d9c71372bb81/
SH256 hash:
78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797
MD5 hash:
ac1a2989f2a8f3a0655937806fe06625
SHA1 hash:
653e4ce4f67d4ca9b8fcdf82a2e66ea402f05384
Link:
https://www.unpac.me/results/ee05d29a-d36c-412e-8aa6-d9c71372bb81/
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/78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797

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 78de44a03dd47f8ac37db0eaeb321e447f09a241bfb6d27004f9ce1d8e98a797

(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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