MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c
SHA3-384 hash: 56a5c7d7d90243230ebf4c0f9ea9e9a36f8aae677cbc44e83d03b6386f790e7569eaa87246819e8e9d374d0f9e8877b5
SHA1 hash: fc9e05b0c90db7a9f782908664d11fa2144abaed
MD5 hash: c05461f24e430ecaf9b9106de5cafa70
humanhash: earth-earth-timing-skylark
File name:rPaymentAdviceNote_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'226'752 bytes
First seen:2024-12-05 18:30:18 UTC
Last seen:2025-01-10 14:33:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:3u6J33O0c+JY5UZ+XC0kGso6FaCP37HU5KTp3UPxcIFCT8mnjHWY:Ru0c++OCvkGs9FaCQwmPWpT8UyY
TLSH T15B45CF2273DDC360CB769173BF69B7016EBF38614630B95B2F880D7DA950162262D7A3
TrID 63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
11.6% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter FXOLabs
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
419
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment Advice Note_pdf.gz
Verdict:
Suspicious activity
Analysis date:
2024-12-05 17:14:18 UTC
Tags:
arch-exec
Link:
https://app.any.run/tasks/b6c184c5-52e0-49d7-aee0-55fa287eab7d

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:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6751f16812e85e185e765e14
Tags:
underscore 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:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context autoit compiled-script fingerprint keylogger masquerade microsoft_visual_cc packed packed packer_detected
Link:
https://www.filescan.io/uploads/6751f16bfff16d636b44d742/reports/6d3992d2-07da-4df3-9c70-2b58e9187fc5/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/095d0217-94bf-4109-9a80-229adda93244
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1569491
Signature
AI detected suspicious sample
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
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: 1569491 Sample: rPaymentAdviceNote_pdf.exe Startdate: 05/12/2024 Architecture: WINDOWS Score: 100 28 www.aziziyeescortg.xyz 2->28 30 tempatmudisini06.click 2->30 32 12 other IPs or domains 2->32 42 Suricata IDS alerts for network traffic 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected FormBook 2->46 50 4 other signatures 2->50 10 rPaymentAdviceNote_pdf.exe 2 2->10         started        signatures3 48 Performs DNS queries to domains with low reputation 28->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 lDBisuvfBkK.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 rasautou.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 lDBisuvfBkK.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 tempatmudisini06.click 103.21.221.4, 49988, 49989, 49990 LINKNET-ID-APLinknetASNID unknown 22->34 36 www.aziziyeescortg.xyz 104.21.77.71, 49753, 80 CLOUDFLARENETUS United States 22->36 38 6 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/ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2024-12-05 13:45:55 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zyfrx4uoluh4o5gkv7wn4b2tibl6g3prspoc5kkztyswuczpjiwa._file
Verdict:
malicious
Label(s):
unknown_loader_036
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/241205-w52hxawndx/
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
AutoIT Executable
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
trojan
YARA:
SUSP_Imphash_Mar23_3
Link:
https://app.threat.zone/submission/5beee8e2-8e2b-4ce9-a0bb-c5888d111482
Unpacked files
SH256 hash:
2b7915ab6ad86660461f843b4ae94afcaa5443768fba6595daeede511107a00f
MD5 hash:
dd7bcedc2c50efaf6cc6d7b4e4f5641c
SHA1 hash:
d49712a23231094432fdd90cf0c9b41f85eb5f28
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/52131b08-a84c-4593-83bf-f47e909ea322/
Parent samples :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 hash:
bd5cc6e1f2bb184229d7080695787a4df6f823ff39d5a958a5f157fe7a5773b0
MD5 hash:
fd9222a6d90b9f221e63b66f7d5dc350
SHA1 hash:
096f76d81e5afa15f958d4960ce56835404dedec
Link:
https://www.unpac.me/results/52131b08-a84c-4593-83bf-f47e909ea322/
SH256 hash:
ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c
MD5 hash:
c05461f24e430ecaf9b9106de5cafa70
SHA1 hash:
fc9e05b0c90db7a9f782908664d11fa2144abaed
Link:
https://www.unpac.me/results/52131b08-a84c-4593-83bf-f47e909ea322/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ce0b1bf28e5d/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/ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c

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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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.

Malspam

Formbook

Executable exe ce0b1bf28e5d0fc774caafecde07534057e36df193dc2ea9599e256a0b2f4a2c

(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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