MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4. 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 7 File information Comments
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SHA256 hash: e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4
SHA3-384 hash: 36dc96e2e1a6beb2f6fd0766afea35a8f6781612a863a439d3a31df8c0c5c515a64e8d4f06cab5a3eb16ece0353d6a5c
SHA1 hash: b36673552c886f3f93d1208b6dcdd81165b5412c
MD5 hash: 7cbd3450c4d463e6c0ef7d31ad90551e
humanhash: oscar-lake-eleven-aspen
File name:e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4
Download: download sample
Signature Formbook
Create hunting rule
File size:1'198'080 bytes
First seen:2025-05-09 12:45:55 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:Iu6J33O0c+JY5UZ+XC0kGso6FazHYF1t3jk10GU3t84GWGmcbQzWY:iu0c++OCvkGs9FazKJAeLHcbHY
TLSH T15C45CE2273DDC360CB769173BF6AB7016EBF38210630B95B2F980D7DA950162162D7A3
TrID 32.2% (.EXE) Win64 Executable (generic) (10522/11/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4504/4/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
327
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4
Verdict:
No threats detected
Analysis date:
2025-05-09 15:14:53 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7290c4a9-1719-4cdf-9b71-1dfcabf7cb86

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.vh.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681dfabb4a59e5a2ce03464b
Tags:
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context autoit compiled-script fingerprint keylogger lolbin microsoft_visual_cc mpcmdrun msiexec packed packed packer_detected
Link:
https://www.filescan.io/uploads/681df9210b64e174c41fa723/reports/75c1f2c7-bfb9-46ea-9db7-edf3542616fe/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/67348ce2-4ccc-46a0-8d46-b2edfad7eff6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1686555
Signature
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Found direct / indirect Syscall (likely to bypass EDR)
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: 1686555 Sample: GS4TX46Pz7.exe Startdate: 10/05/2025 Architecture: WINDOWS Score: 100 28 www.vczuahand.xyz 2->28 30 www.play-venom-rush.xyz 2->30 32 16 other IPs or domains 2->32 42 Suricata IDS alerts for network traffic 2->42 44 Antivirus detection for URL or domain 2->44 46 Multi AV Scanner detection for submitted file 2->46 50 2 other signatures 2->50 10 GS4TX46Pz7.exe 2 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 68 Switches to a custom stack to bypass stack traces 10->68 13 svchost.exe 10->13         started        process6 signatures7 70 Maps a DLL or memory area into another process 13->70 16 YCS6cIiCZpyI.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 AtBroker.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 YCS6cIiCZpyI.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.worrr37.yachts 168.76.121.210, 49697, 80 ULTRANETSERVICOSEMINTERNETLTDABR South Africa 22->34 36 www.reiki.voyage 23.239.3.104, 49728, 49729, 49730 LINODE-APLinodeLLCUS United States 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/e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-04-17 07:44:53 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
28 of 37 (75.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=433puqpjbodwn3l3n2qik5ru5lxdl6hrvorw3culpgj4wzbvcpsa._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250509-pzwxxavrs8/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
trojan
YARA:
SUSP_Imphash_Mar23_3
Link:
https://app.threat.zone/submission/eec0e2c6-ac0d-4a98-8b67-ccd97d707360
Unpacked files
SH256 hash:
e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4
MD5 hash:
7cbd3450c4d463e6c0ef7d31ad90551e
SHA1 hash:
b36673552c886f3f93d1208b6dcdd81165b5412c
Link:
https://www.unpac.me/results/125caa17-b51a-4924-833f-734205f950ba/
SH256 hash:
b49d6b2f0c2a3abdfc0fdee534b824da8c066d54238dfbf87d808facd9af41d4
MD5 hash:
85d8405be42a536572b13b62119f3d76
SHA1 hash:
13569f0fe683287bae517671ceccd868ec940836
Link:
https://www.unpac.me/results/125caa17-b51a-4924-833f-734205f950ba/
SH256 hash:
a34fe7606c79c33cfa56883dc926548cb7e31ae5c09c9f135627bfc988a94c42
MD5 hash:
fe76eb25f9107799eceb4fb8ba1f869e
SHA1 hash:
be3a28724458b6210dab36182b5273abdb02624d
Detections:
AutoIT_Compiled
Create hunting rule
SUSP_Imphash_Mar23_3
Create hunting rule
Link:
https://www.unpac.me/results/125caa17-b51a-4924-833f-734205f950ba/
SH256 hash:
f6c41122c21d728351b3e09b501286e8c5c46d8c8e37e6360bdcae57b0876528
MD5 hash:
a017495788534cd1feaf50121fba20b6
SHA1 hash:
d78580feedbbbde387cf3ffd127e69c637e93056
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/125caa17-b51a-4924-833f-734205f950ba/
SH256 hash:
d7ba895f99a7f3aa76c5b2a8cce19a1a49d3ae05e431e874636728f0a9cb9e9a
MD5 hash:
eb97ae8f7f111406afd5d6ef34ad5e90
SHA1 hash:
0f0acafbdfe808fd57688148fafee704060569f6
Link:
https://www.unpac.me/results/125caa17-b51a-4924-833f-734205f950ba/
SH256 hash:
ad9ce73865b6750f5698bf072ead3462b579845f784d0fac269114b3652f9a87
MD5 hash:
f90519e44e2883b14965b153143dacee
SHA1 hash:
15cc321b693e6c6f2fb58712e35cb57e289a63f9
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/125caa17-b51a-4924-833f-734205f950ba/
Parent samples :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 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/e6f6fa41e90b8766ed7b6ea0857634eaee35f8f1aba36d8a8b7993cb643513e4

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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

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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