MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
SHA3-384 hash: 46f9fafbbc0fb5a9acd3da5e3a4710a853fb337d44e0276d1ac79f4c87d5eb31fd6256faee4d92004324df20945bbf9e
SHA1 hash: ccfc1ecb6dda75f627a306eedc51afc997e2a316
MD5 hash: b24f7d364483cb8b64b216c4c56e3758
humanhash: six-blue-floor-nitrogen
File name:c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
Download: download sample
Signature Formbook
Create hunting rule
File size:1'195'008 bytes
First seen:2025-04-08 08:12:17 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:Su6J33O0c+JY5UZ+XC0kGso6Fa5+U1jvDiJomBWY:Uu0c++OCvkGs9Fa5+U1bnY
Threatray 135 similar samples on MalwareBazaar
TLSH T1E445CF2263DEC360CB769173BF6AB7016EBF3C614630B95B2F980D7DA950161162C7A3
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 :
348
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
Verdict:
No threats detected
Analysis date:
2025-04-08 10:02:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b6405b7b-aea1-4ecd-be32-eb3a6cd5683d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67f4dc3ce011fe619fad1cd9
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:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context autoit compiled-script fingerprint keylogger lolbin microsoft_visual_cc msconfig packed packed packer_detected rasautou
Link:
https://www.filescan.io/uploads/67f4da712d430c849e0c7259/reports/f69f8506-213f-4f02-8838-d52cdda5bd98/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a457e56e-dd00-42d0-8119-f301dcd56e8a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1659914
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
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: 1659914 Sample: 2CAe7T4nA2.exe Startdate: 08/04/2025 Architecture: WINDOWS Score: 100 28 www.031234294.xyz 2->28 30 www.xxxvideosbox.xyz 2->30 32 18 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 Antivirus / Scanner detection for submitted sample 2->46 50 4 other signatures 2->50 10 2CAe7T4nA2.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 68JK4QiGguEV0YHV.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 RpcPing.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 68JK4QiGguEV0YHV.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.repaircafe.store 46.28.106.161, 49701, 49702, 49703 WEDOSCZ Czech Republic 22->34 36 www.puretion.life 199.192.21.169, 49693, 49694, 49695 NAMECHEAP-NETUS United States 22->36 38 8 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/c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-03-24 13:12:03 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y2dtuztmvo5krti6y7ahxwrejhus6lc2gj6xzsvdlmahek2omyka._file
Verdict:
malicious
Label(s):
unc_loader_036
Create hunting rule
formbook
Create hunting rule
Similar samples:
08eb95d4ddcdc2c37c2da03af88b5ccd0b6d120e8eb1886f984a157ef724abbc
Formbook
0c02b768cbe0e794f48e074236c2c6ce2dae3ad477d1e5bf61abf361d86079f1
Formbook
25c760b991d7f9da81869f4de0eca1bed39a786f472ec5842cb1c27dee4e0f7b
Formbook
2c4810b0663991108319cb5e0ee2215b7a90d8b0411c0bd4051b6bd6591c925c
Formbook
4fe4f09a7c1bd699ec2aaa32b6c4a1432a727347e1c4379c889b3f8598f64ab4
Formbook
509698948ba183207bb9487c3e0a6164ea1c4658aa58b0af1cf3e246e15a8c62
Formbook
a28eae0a44e400475ec489d0c63c5f34399c800140af43109ce4af1f05ec9658
Formbook
a6a0b2a51dbee2c78e4ae0dc19f4cef988aaa73764efe03e65b5ab62a33d272d
Formbook
b3386236a32470aca1d1ce1b6914cce055d292aa224255d08fed1bb384abf7bb
Formbook
c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
Formbook
error
Formbook
+ 125 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250408-j3696a1ydz/
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:
Malicious
Tags:
trojan
YARA:
SUSP_Imphash_Mar23_3
Link:
https://app.threat.zone/submission/1c7cae9a-e4b0-43f6-b0c7-95feca8d0501
Unpacked files
SH256 hash:
c6873a666cabbaa8cd1ec7c07bda2449e92f2c5a327d7ccaa35b00722b4e6614
MD5 hash:
b24f7d364483cb8b64b216c4c56e3758
SHA1 hash:
ccfc1ecb6dda75f627a306eedc51afc997e2a316
Link:
https://www.unpac.me/results/9d0b9aee-df31-4365-9502-d4c6e97f31d7/
SH256 hash:
053623a9d0e85e5b4b82745c2f11f593823aeab4f1c271f004c5171af81a3a21
MD5 hash:
b5854db60ae2b8ee7c5d1d60097dee2f
SHA1 hash:
426808c79ca1c5cba5f3b2132078d8778882cbbd
Link:
https://www.unpac.me/results/9d0b9aee-df31-4365-9502-d4c6e97f31d7/
SH256 hash:
f9d7348e8414298a4f163fc7242e46ec08139c95cd5b529b2e95f796c4dade4e
MD5 hash:
41856d6ffe5650d8f183905e55bf3998
SHA1 hash:
631813d4716cdb948097cafa13862f0b609ab13b
Link:
https://www.unpac.me/results/9d0b9aee-df31-4365-9502-d4c6e97f31d7/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c6873a666cab/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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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