MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa
SHA3-384 hash: 8c9142db6c6bbfefc7dd1c0c085953c0339f2b94f299169c2ad10488125c0510231e2d9234729dc79d617be882d89ace
SHA1 hash: 3b110cc6c26bc283528b8cc1a784bef3d5a90e38
MD5 hash: 9d5f83c4526374214c620d1b86fa4a96
humanhash: crazy-massachusetts-fanta-wisconsin
File name:Quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'547'264 bytes
First seen:2025-05-12 09:28:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Itb20pkaCqT5TBWgNQ7a/thtW4CkLENFq7q4XSau6A:RVg5tQ7an445L4Fq7qz5
Threatray 2'166 similar samples on MalwareBazaar
TLSH T11A65DF2227EDC266C3B2417379A5F722AE7F6D241DA5F5532F943C7CBD30660260A263
TrID 40.3% (.EXE) Win64 Executable (generic) (10522/11/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon 0cacc0c4b0944c10 (53 x Formbook, 1 x AgentTesla)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
449
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quotation.exe
Verdict:
No threats detected
Analysis date:
2025-05-12 09:46:51 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/093c694c-1778-4fd1-8cd2-09920ebd2ab8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.VBS.Obfus-140.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6821c03b4a59e5a2ce03dce0
Tags:
nymeria 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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context autoit compiled-script cscript findstr fingerprint keylogger lolbin microsoft_visual_cc regsvr32
Link:
https://www.filescan.io/uploads/6821bf700b64e174c422be83/reports/aef05663-7388-42f0-a74a-da7d98c25208/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b82133a4-0561-4457-b917-8dc55c72e0a2
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1687729
Signature
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
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: 1687729 Sample: Quotation.exe Startdate: 12/05/2025 Architecture: WINDOWS Score: 100 28 www.nicheremedies.xyz 2->28 30 www.coininsight.tech 2->30 32 2 other IPs or domains 2->32 40 Suricata IDS alerts for network traffic 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 Yara detected FormBook 2->44 48 2 other signatures 2->48 10 Quotation.exe 2 2->10         started        signatures3 46 Performs DNS queries to domains with low reputation 28->46 process4 signatures5 60 Binary is likely a compiled AutoIt script file 10->60 62 Writes to foreign memory regions 10->62 64 Maps a DLL or memory area into another process 10->64 66 Switches to a custom stack to bypass stack traces 10->66 13 svchost.exe 10->13         started        process6 signatures7 68 Maps a DLL or memory area into another process 13->68 16 LrCIeZPggEiDh7kb.exe 13->16 injected process8 signatures9 38 Found direct / indirect Syscall (likely to bypass EDR) 16->38 19 newdev.exe 13 16->19         started        process10 signatures11 50 Tries to steal Mail credentials (via file / registry access) 19->50 52 Tries to harvest and steal browser information (history, passwords, etc) 19->52 54 Modifies the context of a thread in another process (thread injection) 19->54 56 3 other signatures 19->56 22 LrCIeZPggEiDh7kb.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.coininsight.tech 104.21.80.1, 49695, 49696, 49697 CLOUDFLARENETUS United States 22->34 36 natroredirect.natrocdn.com 85.159.66.93, 49693, 80 CIZGITR Turkey 22->36 58 Found direct / indirect Syscall (likely to bypass EDR) 22->58 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-05-05 02:54:38 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
29 of 37 (78.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xcgtwjltls5jhtdnd2xj4v6xrgxbpfurues7vav36y5c3fmgdova._file
Verdict:
malicious
Label(s):
autoit
Create hunting rule
Similar samples:
2744da94da0a5d848f9fa9dc01f13b7040d2eb9305954fdfacf97f4aa9016495
Formbook
4b418e5eb7834e7fee32b5acf0b26100b038524c09f1608c8f6e3db582b95e50
Formbook
5d2614ebe7680070e612547a85691905a88def5e660d1a2ec3a3defc8299c1ec
Formbook
8ddcd9773b5c9cec6e3d0e4d996038faa74cbe9a971665cf596d8786de25ac01
Formbook
bd4efb4cb6eeaede8eb32674a4a3a6df80266af591861ae95ac29042dff6ac84
Formbook
df282352a21d03c33f9a414fa72c7b3678e712786577fdfbff7b6d46ca1657a4
Formbook
df5b8d6a7a811ac7627a8dc7be72f00b5b335a0aff5bdeaaea315197866b0050
Formbook
ea5d0e4ab31210201c16f170baab91b8c9bd9feee135e29ce4d033e4506bb000
Formbook
+ 2'156 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250512-lf31bshp61/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f356cd0a-f49e-44a7-a03c-db666f79529c
Unpacked files
SH256 hash:
b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa
MD5 hash:
9d5f83c4526374214c620d1b86fa4a96
SHA1 hash:
3b110cc6c26bc283528b8cc1a784bef3d5a90e38
Link:
https://www.unpac.me/results/78c13ff6-06b3-4021-908c-f935f6117d38/
SH256 hash:
af0b9d4fd67b0d8b0c401c736e10c56c81ceb125fd2782e4130aee6cbc259c75
MD5 hash:
290ad762c6f8944a8c91041979818d87
SHA1 hash:
8923f41620547be8beca89655a8f5d19e7366f56
Link:
https://www.unpac.me/results/78c13ff6-06b3-4021-908c-f935f6117d38/
SH256 hash:
b899a1efe977b1c73ed12dced20915ec4695fdf3ea111c2c06ebfb996cfec8af
MD5 hash:
fcfcb789d29ba28bfc9cdb9ab32fb5fc
SHA1 hash:
2683bdea6ed0cc2616e5bd6fa8990b6bee78de05
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/78c13ff6-06b3-4021-908c-f935f6117d38/
Parent samples :
4af67e299472eb16105e6069182a2e805f7ca023a54636acd1f14a66767ba857
04c4cc6099e2036cf59e3bb4c5fafd4526b00135d68f84dd6c35b44bdd3315cb
df601cfbb5564c04d72892cec97b0126c1b501a39200b676246fdaf4f76d11d7
a3bcd238a3a91bcb781a4a885e9ec6620616cc47913713e10f70d22f89a009d1
df282352a21d03c33f9a414fa72c7b3678e712786577fdfbff7b6d46ca1657a4
8fd39154ef1581383b4903ba6c466e16d7bb9305bf4eca6ae9ee12b9d1f7eed3
3061d69b6c20a2e536737ea467028f10a124b6e24b2ba0a325e9b6288d6bc422
b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b88d3b25735c/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/b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa

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: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:YahLover
Create hunting rule
Author:Kevin Falcoz
Description:YahLover

File information

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

Malspam

Formbook

Executable exe b88d3b25735cba93cc6d1eae9e57d789ae179691a125fa82bbf63a2d95861baa

(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::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
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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