MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2. 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: 17


Intelligence 17 IOCs YARA 28 File information Comments
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SHA256 hash: e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2
SHA3-384 hash: 6e074e954acc55e60cec7e8ec2ae7155a9fcca553e0dcb235c989faa91d18a32d199620b54492b5738ec8f7f3b494fe2
SHA1 hash: 06580c53336b0fa594443a721ba261c8f1c0ee51
MD5 hash: 38679fcb06dc756b3c54419c716005a9
humanhash: sodium-asparagus-william-bravo
File name:newww.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'366'528 bytes
First seen:2025-01-08 15:24:36 UTC
Last seen:2025-02-07 14:05:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 948cc502fe9226992dce9417f952fce3 (1'182 x CredentialFlusher, 446 x Formbook, 231 x AgentTesla)
ssdeep 24576:SqDEvCTbMWu7rQYlBQcBiT6rprG8aI4uOGIq1N8ZRMKauEh4p0BU6/+:STvC/MTQYxsWR7aI4J01NsRCuEFF/
Threatray 48 similar samples on MalwareBazaar
TLSH T1A355D0027381C062FF9B92334B9AF6515BBC69260123E62F13981DB9FE705B1563E763
TrID 68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.5% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
442
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Order bookings 2025.r15
Verdict:
Suspicious activity
Analysis date:
2025-01-08 15:26:55 UTC
Tags:
arch-exec
Link:
https://app.any.run/tasks/160efbce-6440-4a8e-b4e7-dc0ae6f7385c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Generic.33203615.28472.17882.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=677e998cffdcee13ec8765e8
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
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-vm autoit compiled-script evasive findstr fingerprint keylogger lolbin microsoft_visual_cc monero mpcmdrun packed packed packer_detected powershell redcap reg
Link:
https://www.filescan.io/uploads/677e98d4a576982c205c5292/reports/0e706376-8711-4e13-8181-57e8ae40ae4e/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/192b9f2f-8367-41a0-bd60-cc9f048e70ed
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1586028
Signature
AI detected suspicious sample
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Found API chain indicative of sandbox detection
Found malware configuration
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
Potentially malicious time measurement code found
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
Tries to resolve many domain names, but no domain seems valid
Uses netstat to query active network connections and open ports
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1586028 Sample: newww.exe Startdate: 08/01/2025 Architecture: WINDOWS Score: 100 29 www.ukusindo4dpools.net 2->29 31 www.u-thiensu.online 2->31 33 10 other IPs or domains 2->33 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for URL or domain 2->41 43 7 other signatures 2->43 11 newww.exe 1 2->11         started        signatures3 process4 signatures5 53 Binary is likely a compiled AutoIt script file 11->53 55 Found API chain indicative of sandbox detection 11->55 57 Writes to foreign memory regions 11->57 59 3 other signatures 11->59 14 svchost.exe 11->14         started        process6 signatures7 61 Modifies the context of a thread in another process (thread injection) 14->61 63 Maps a DLL or memory area into another process 14->63 65 Sample uses process hollowing technique 14->65 67 3 other signatures 14->67 17 explorer.exe 76 1 14->17 injected process8 signatures9 35 Uses netstat to query active network connections and open ports 17->35 20 NETSTAT.EXE 17->20         started        23 autoconv.exe 17->23         started        process10 signatures11 45 Modifies the context of a thread in another process (thread injection) 20->45 47 Maps a DLL or memory area into another process 20->47 49 Tries to detect virtualization through RDTSC time measurements 20->49 51 Switches to a custom stack to bypass stack traces 20->51 25 cmd.exe 1 20->25         started        process12 process13 27 conhost.exe 25->27         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-01-08 13:00:26 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4zddttcamhfhgowpglfhkgfy2mg6sdzg35qyabud3rmbpnjdp3ra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
unknown_loader_036
Create hunting rule
Similar samples:
14b0d4325eaa7ad618ebbd5484993f0439ca78b36faa5d2b99faf22703a21d53
Formbook
2decfbf08f426be7ac5e3b7f9d15b487c1b37232e9aa194ae332a992243bec4f
Formbook
439578a2a659ff6245814e2e4306dca997a267a175f95bd8501ccfdc4bca3e3b
Formbook
5c376333ba521bd53b47eb9b0ac1bef3c7f52172a8152bf566bb9da37f92084a
Formbook
70ec27a0cb26c73b7dfe3d665a87234c55864972da956c4aca69393efc74c765
Formbook
c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94
Formbook
e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233
Formbook
error
Formbook
+ 38 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:a02d discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/250108-stlrjaxjhq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7946e4ab-e98c-48d9-bd1c-b6451c02b024
Unpacked files
SH256 hash:
660794bbc60c8f1fddb6761d17f6689dae887448f0adae4018150ab3798c21af
MD5 hash:
074ec1317c95d36844ee57e0f9371bc0
SHA1 hash:
bfcc2a6300d103477ecc73a7f711d4aa6ffebc28
Detections:
win_formbook_w0
Create hunting rule
Windows_Trojan_Formbook
Create hunting rule
Formbook
Create hunting rule
Link:
https://www.unpac.me/results/b6312e12-75fb-48ca-965d-8c5c2ec1af1a/
Parent samples :
e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233
e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2
397015a1428f2ee24e69d670f97b98f744039041eaea4e9836a27b01ce96b793
4666a51c6fef5c674a2f9596f5dfc485d0ed15646c1009ae3b586ddc78ed0910
58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db
24e7335ab9d5e3232a8434d8e48a72e3b4a537f5496f3bfec0ef88a2359157c6
51f6f6e72cfb335f6e1d7936e91362c7993253ed665b772099327f90e5119682
73c0f45b365444e09376cbea6f71b5f877af98eec65f809a6b078f206a6d4430
339c521fe6235de8b0b912c9fffcad6cc2eab721902ac095bafa510d68868c97
e69d37275cc3b52a9d3a26f76073191ab8f59901781b5ef2859f33dee2252ddc
efd65e32b20afe5bd0541a097bb5f4e7f741875b2c65cab7f08c04a645ccdf6f
422bb7209a36ebb05303bbf0e6de6e1fcaef855b360f658eeee67ff9dd49d5bf
28a65019d2736dd82fdb229c9e6f5ff053c25e095d118ae03359238f44ba22d7
60ccea072df0c91b1b0f2cc18a88eff5e373c68f4d13c7d93e66fb17d211ec9e
SH256 hash:
e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2
MD5 hash:
38679fcb06dc756b3c54419c716005a9
SHA1 hash:
06580c53336b0fa594443a721ba261c8f1c0ee51
Link:
https://www.unpac.me/results/b6312e12-75fb-48ca-965d-8c5c2ec1af1a/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e64639cc4061/report/overview.html
Please 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/e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2

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:crime_win32_ransom_avaddon_1
Create hunting rule
Author:@VK_Intel
Description:Detects Avaddon ransomware
Reference:https://twitter.com/VK_Intel/status/1300944441390370819
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:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_detect_tls_callbacks
Create hunting rule
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: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)
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_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
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

rar fce6218eda97d21dc46c3d8042bed93e3d26a9751bcc7aad22cda66b935c3b0d

Formbook

Executable exe e64639cc4061ca733acf32ca7518b8d30de90f26df61800683dc5817b5237ee2

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 fce6218eda97d21dc46c3d8042bed93e3d26a9751bcc7aad22cda66b935c3b0d
  
Dropped by
MD5 e02c9fc093c8841471d21017da774c0d

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::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
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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