MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03. 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 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03
SHA3-384 hash: 99c94cd3586ecae0bac32c3422b93b9205581ec07c334143f82a24b4b7aeb1e6e5a93ec46145c466fe501ef16c944cbc
SHA1 hash: c399fd0a665af7324997c99c4d625fc524cbf737
MD5 hash: be17e1f9a72d48dbaca43c92270ebefb
humanhash: washington-princess-wolfram-river
File name:NEW PURCHASE ORDER.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'156'608 bytes
First seen:2024-05-22 04:12:22 UTC
Last seen:2024-05-22 05:27:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:5AHnh+eWsN3skA4RV1Hom2KXMmHatXzudFl0r72OWsKMEtVaX5:Ah+ZkldoPK8YatDud70OOWsKMQm
TLSH T11C35AE0273D2C036FFABA2739B6AB64156BC7D654123852F13981DB9BD701B2233D663
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)
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 :
2
# of downloads :
333
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03.exe
Verdict:
Malicious activity
Analysis date:
2024-05-22 04:14:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/02e2f166-2b1e-4636-bc9e-53d2e5b3f79d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.AutoIt.1383.11307.24883.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=664d710b25570c503d8501ddwin7simulatehigh_evasion
Tags:
Encryption Generic Shellcodecrypter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
Creating a window
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin masquerade packed shell32
Link:
https://www.filescan.io/uploads/664d70d2cc3f31c6c2076ac2/reports/c6722b1f-fbef-44b4-a217-7f2585eae454/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03
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/7eba534b-f118-4b0a-8a95-baced67ca915
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1445519
Signature
AI detected suspicious sample
Antivirus detection for URL or domain
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
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 domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
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: 1445519 Sample: NEW PURCHASE ORDER.exe Startdate: 22/05/2024 Architecture: WINDOWS Score: 100 28 www.ziontool.xyz 2->28 30 www.autonomyai.xyz 2->30 32 20 other IPs or domains 2->32 42 Snort IDS alert for network traffic 2->42 44 Multi AV Scanner detection for domain / URL 2->44 46 Malicious sample detected (through community Yara rule) 2->46 50 7 other signatures 2->50 10 NEW PURCHASE ORDER.exe 4 2->10         started        signatures3 48 Performs DNS queries to domains with low reputation 30->48 process4 signatures5 62 Binary is likely a compiled AutoIt script file 10->62 64 Writes to foreign memory regions 10->64 66 Maps a DLL or memory area into another process 10->66 13 svchost.exe 10->13         started        process6 signatures7 68 Maps a DLL or memory area into another process 13->68 16 HZvyigKHyHQxK.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 certreq.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 2 other signatures 19->58 22 HZvyigKHyHQxK.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 pricekaboom.com 185.31.240.240, 51477, 51478, 51479 ZONEZoneMediaOUEE Estonia 22->34 36 www.ziontool.xyz 203.161.43.227, 51465, 51466, 51467 VNPT-AS-VNVNPTCorpVN Malaysia 22->36 38 9 other IPs or domains 22->38 60 Found direct / indirect Syscall (likely to bypass EDR) 22->60 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-05-22 01:29:37 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lbtiyllynkq52jo2nsirmnty5e5wfx7lzta6g6xdkl2gtoyafubq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/240522-es33jabh51/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1927bc25-bb42-46d8-aa76-9de5c061a336
Unpacked files
SH256 hash:
eb7e837b0871321fc51fc48858d1e5ae3206505438dd74c2ddfe0706e9689a98
MD5 hash:
88727818136e512cf085eada5ec705c0
SHA1 hash:
f0c8f4d0d464e96674149ff178b19f3be6ed23fb
Detections:
win_formbook_w0
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
Parent samples :
53d3f8b9209a0635b6440b8a8f4bc5b027b979aa9ffcf3e9ca988f9398628169
61fe325e4e16c50e7f934324f79e335035dc4dc17f4fdf034a9ab81a3a3c6f3b
58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03
a70008d95ba3e813cd35c1c663aa46c3cf6c95eeaeccbfbdeb18597daec36647
SH256 hash:
57505644ae54de736da7e7c7a9aee0b8b86461cbb1145d71efbef21b7cc948dc
MD5 hash:
abd0b09b9ee5e6b3f5e39ddcea81b178
SHA1 hash:
441d5c366a3e10bf9343d1a0b5af26bfc939f7eb
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
e24115b9f197cc59aaf9970cd2f57db27ed3250bd6f0ec7657365c8aff7df5d0
MD5 hash:
f8b1cade6ac8fd85169e39ba0b0a9114
SHA1 hash:
b23436d1852199ff5845bf4393dcdd3452dfb6e2
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
00629af47725da5a953654d426acb78e62b13f2bf9d02ea86fc80f7034671716
MD5 hash:
3eed1c7a4a0972f9db9b0b679f20ad94
SHA1 hash:
ac32df9f0e44aa9eed2eba9a85f4549ee04cf53c
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
a389c1cd653aacd8b1c46cef746c43688bd7c8b70b7867f050e9ec448f411aaa
MD5 hash:
f8f426076636fd3443a04209fa0718f4
SHA1 hash:
a10db2a6e5d2569957bee19bf2387b566ef2237f
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
a9458fa2a51bcd98c5af612200600e0953fe230a5f07d95b98d3b471cf6a930e
MD5 hash:
6dd122bfa135e77031885375002bf3c5
SHA1 hash:
84df847fc6d74f346002aaa2d222e2362ea6e192
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
de3a87e1c48563ccbe08326bd55115c67eefbebfb3408ff989a3d7f6417266f0
MD5 hash:
644e9dee94f8d841b3ba2ea611d17306
SHA1 hash:
7f22864e4f206d6635b8d2e5d8c282d58a454d85
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
e5876d67ac8c42d9e2ce64b9840bbd842f1419bbf713ab2608f32fe7c71c3fda
MD5 hash:
6d85e4efceaa2835b2d43a6452df3ad2
SHA1 hash:
20585b3932ea24ed4cf28b42fb2466718efdf50d
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
SH256 hash:
58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03
MD5 hash:
be17e1f9a72d48dbaca43c92270ebefb
SHA1 hash:
c399fd0a665af7324997c99c4d625fc524cbf737
Detections:
AutoIT_Compiled
Create hunting rule
SUSP_Imphash_Mar23_3
Create hunting rule
Link:
https://www.unpac.me/results/5ea4c885-50d2-4bf3-8cdd-de26defd118e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/58668c2d786a/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/58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03

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:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Formbook
Create hunting rule
Author:kevoreilly
Description:Formbook Payload
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/formbook-adopts-cab-less-approach
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

Executable exe 58668c2d786aa1dd25da6c91163678e93b62dfebccc1e37ae352f469bb002d03

(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::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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