MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
SHA3-384 hash: eeb2fe95bc40de3b1517f12da04389305681dbfb244d165736a26adc7a291646daa1ced2f59b344e3199fa1661a92e5e
SHA1 hash: 25453a54d64519611a8edc12c202de368529c6e2
MD5 hash: ea56bbf8fedc0e80b01432323d1102c6
humanhash: wolfram-social-iowa-uncle
File name:26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
Download: download sample
Signature Formbook
Create hunting rule
File size:1'220'608 bytes
First seen:2024-07-04 13:19:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bd3825b6e0410966f0c31f64b6c7644a (36 x AgentTesla, 15 x Formbook, 6 x RemcosRAT)
ssdeep 24576:gAHnh+eWsN3skA4RV1Hom2KXcmtcVaeJNFDie74NNdg9t:Xh+ZkldoPKsacVtDiY4Nzg9
Threatray 103 similar samples on MalwareBazaar
TLSH T1A645AE0273D2C036FFAB92739B6AB2455AB87D254133852F13981D79BD701B2273E762
TrID 49.2% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
22.7% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
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 :
373
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
Verdict:
No threats detected
Analysis date:
2024-07-04 13:18:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1fc4ad16-bb5d-43e8-9f81-30ed92c52d88

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
PUA.Win.Packer.Embedpe-3
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6686a22848eed605be6db742win10vpnfull_triage
Tags:
Autoit
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc packed shell32
Link:
https://www.filescan.io/uploads/6686a1846b8dba248b494ede/reports/95503edd-c0b5-4c4d-91f1-3096671113f2/overview
Verdict:
Malicious
Labled as:
AIT:Trojan.Nymeria
Link:
https://www.hybrid-analysis.com/sample/26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/460714d2-e6a1-4cd5-8b44-1e11eab08370
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1467663
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
Machine Learning detection for sample
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6/
Threat name:
Win32.Trojan.Nymeria
Create hunting rule
Status:
Malicious
First seen:
2024-07-04 13:20:12 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e24eaqgfcopc6wgsv7qyien4ehsfa676s6rfgmjln4hnglftcx3a._file
Verdict:
unknown
Similar samples:
2db2ce01cb77bd0981b789c62af358866171a409fdad4bef98c62a302e8348ca
Formbook
95b00f75b811e33b79725a40c2dde196dc8c95fc1591d36fee341181d2e7a167
Formbook
c20765742b6d22e16299239e960d1c4e851fa9f12bd1b0696d4195f8890a6bf6
Formbook
f35b64d832d85766d915d2aaba9bf5f32be38e24c132543cce25db154c287f8b
Formbook
ffda6d2c03b4e8cf19a1e2624498c3dfd30270f4cb0efeee908d9ca37cf0e1ca
Formbook
+ 93 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/240704-qk3ycazbnh/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
AutoIT Executable
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a7740083-102d-4438-8767-b5e49428ec10
Unpacked files
SH256 hash:
c96b0434bf5ecbba4a9996ebde7aa5fd6bb1683b28ba3d644c922e9bac24d9d0
MD5 hash:
3a20bf3823838f87a2ccec9fb578cecb
SHA1 hash:
9a70940c6dfe4704be44ab0b9107d0b54466daec
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
Parent samples :
894cccc6062828bd1da8c963ffac44668d013feebf2dcac3230b139bd3b1a9f4
26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
SH256 hash:
2d50f0c59f7dc2fc5c3591b51e1c53f48ff549d770fb64cff433fe80bafc38cb
MD5 hash:
d120edc03d77ece5b524935ebf7f1cc6
SHA1 hash:
4ca4f445f4a5d184d6a7088579af2bc5e57e2a85
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
52824841ffc7caa36e41e3f9738cabc1695f1ab88d466514d3bcb82a910b6bd8
MD5 hash:
355e3fa0610028d97e020c37e1f4e648
SHA1 hash:
f809ed21b4b6d242d9a3304236ba694ee0e1aafc
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
844dbe829f0a5ff389a59be141b1bebfa3632603ce2f8f67286dc8d0e7b298ec
MD5 hash:
2db2798b5a240a2f33e5cc38bfcc927f
SHA1 hash:
dfef675d576fd42e6ffdc14037049406f1e38536
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
6fc0fb2ad13cd01944e552c29173f13a0c215f2edf131f546b51472628796a30
MD5 hash:
d57d5509ea71e8ec0c4f1aee3eadb5ec
SHA1 hash:
b8a5666c7a1d374183ffb556bb923a2deac78da5
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
3fd21f52758441fab9d9aead4b4eea069984391aae4bf5be9137989e93ee255c
MD5 hash:
c815397010006f1ca4e9773cee01961b
SHA1 hash:
a97b492d1d90ab59a0fcb2a6816d0e6ad488e1df
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
9efd27ea3887346f38b60122159d220098ebbad0b797fe27aa1fef39cfcfcb35
MD5 hash:
757e0fbe5a4d0de52eb94d8df8b1be11
SHA1 hash:
8b83fbee8f57a0a79a980010298c47f8955954b3
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
891cd2112306316e933cfae8da9bef94f21d0f990a4c45cd8e347fc6d556cf0c
MD5 hash:
8e161b4e6746e3fcdbac91f06d1295f9
SHA1 hash:
7f67f12e757d5d90123727b3dc63d2d41bd8ffa7
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
SH256 hash:
26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6
MD5 hash:
ea56bbf8fedc0e80b01432323d1102c6
SHA1 hash:
25453a54d64519611a8edc12c202de368529c6e2
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/efdc5fae-0219-4043-b440-60dca5d89ff2/
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/26b84040c5139e2f58d2afe18411bc21e4507bfe97a253312b6f0ed32cb315f6

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

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
KERNEL32.DLL::CreateFileW
IPHLPAPI.DLL::IcmpCreateFile
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

Comments