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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917. 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: 14


Intelligence 14 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917
SHA3-384 hash: d6407a7682c0525e232d4016099e26b417ed9ca26db02137f580618b8be3ed450e39dc280a2cf753472b3c6ddb96976a
SHA1 hash: a026c01473285adf6115954308679e626a7db7e9
MD5 hash: 60a7e716d4096c5b2d261711efa88189
humanhash: jersey-july-diet-ink
File name:SAMPLE _CATALOGUE_EWF_PDF.com
Download: download sample
Signature Formbook
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File size:673'819 bytes
First seen:2024-06-04 06:25:48 UTC
Last seen:2024-06-04 18:43:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e871f39e81b4aa977737b07cee050825 (15 x GuLoader, 3 x Formbook, 2 x RemcosRAT)
ssdeep 12288:f0VN1HuZE08wTl3yItrn5F9Foy6TZK/iVHCzwHBW:MHl08wT1yIV5F9qRTZK/WC/
TLSH T178E4CED2BCA1C513CA8A0D38C045FEFD96ADAD62AC1C75AB72C1BF0334B565AE634453
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon f2f09cc7e9e9c0c2 (3 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
5
# of downloads :
344
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
guloader
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ID:
1
File name:
960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917.exe
Verdict:
Malicious activity
Analysis date:
2024-06-04 06:38:23 UTC
Tags:
guloader
Link:
https://app.any.run/tasks/e6dab921-2e7f-4f1b-a847-ee100a41eb73

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.FileRepMalware.30649.12072.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=665ec2edab69e84d6a2f554bwin7simulatehigh_evasion
Tags:
Encryption Inject
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% subdirectories
Delayed reading of the file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
installer lolbin masquerade microsoft_visual_cc overlay packed shell32
Link:
https://www.filescan.io/uploads/665eb37fef9fdf64aa66e6b8/reports/1604ef8b-b549-48ec-9db7-ad4fb11ac612/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917
Malware family:
GuLoader
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/49db6bf8-a533-42d7-bba2-20d3b97fc9f9
Result
Threat name:
GuLoader, FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1451551
Signature
Found direct / indirect Syscall (likely to bypass EDR)
Initial sample is a PE file and has a suspicious name
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
Queues an APC in another process (thread injection)
Yara detected FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1451551 Sample: SAMPLE _CATALOGUE_EWF_PDF.com.exe Startdate: 04/06/2024 Architecture: WINDOWS Score: 92 35 www.polipastosmexico.com.mx 2->35 37 polipastosmexico.com.mx 2->37 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected FormBook 2->47 49 2 other signatures 2->49 11 SAMPLE _CATALOGUE_EWF_PDF.com.exe 5 41 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\Local\...\System.dll, PE32 11->33 dropped 14 SAMPLE _CATALOGUE_EWF_PDF.com.exe 6 11->14         started        process6 dnsIp7 39 polipastosmexico.com.mx 65.99.252.206, 443, 61170 AS-TIERP-36024US United States 14->39 55 Modifies the context of a thread in another process (thread injection) 14->55 57 Maps a DLL or memory area into another process 14->57 59 Queues an APC in another process (thread injection) 14->59 18 wdIKxKguUEcQrnTTrpclZwaJ.exe 14->18 injected 21 RAVCpl64.exe 14->21 injected signatures8 process9 signatures10 41 Found direct / indirect Syscall (likely to bypass EDR) 18->41 23 clip.exe 18->23         started        process11 signatures12 51 Maps a DLL or memory area into another process 23->51 26 wdIKxKguUEcQrnTTrpclZwaJ.exe 23->26 injected 29 explorer.exe 61 1 23->29 injected process13 signatures14 53 Found direct / indirect Syscall (likely to bypass EDR) 26->53 31 WerFault.exe 21 26->31         started        process15
Score:
96%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917/
Threat name:
Win32.Trojan.Guloader
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Status:
Suspicious
First seen:
2024-06-04 02:25:30 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=syfcq7fm33vtriu3a2ykop3pcuf6qbsp2qkltycq53itya6l5elq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
guloader
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Score:
  10/10
Tags:
family:guloader downloader
Link:
https://tria.ge/reports/240604-g67c8aga6s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Loads dropped DLL
Guloader,Cloudeye
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7d08873f-9fa2-423f-b895-5aedb8561faa
Unpacked files
SH256 hash:
c85142f86e1ec02f7ef8d5ba31b22031de3de9a16bce519d5482b824afb277eb
MD5 hash:
10e8921a6e7f6a74671b07dc3bde626f
SHA1 hash:
b7961066600ef193c5319dbeed3673dc60110a50
Link:
https://www.unpac.me/results/ddaa4032-e7e3-4c54-95bd-adc895b99787/
SH256 hash:
960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917
MD5 hash:
60a7e716d4096c5b2d261711efa88189
SHA1 hash:
a026c01473285adf6115954308679e626a7db7e9
Link:
https://www.unpac.me/results/ddaa4032-e7e3-4c54-95bd-adc895b99787/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/960a287cacde/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/960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917

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:NSIS_April_2024
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Author:NDA0N
Description:Detects NSIS installers

File information

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

Malspam

Formbook

Executable exe 960a287cacdeeb38a29b06b0a73f6f150be8064fd414b9e050eed13c03cbe917

(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
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::SetFileSecurityA
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExA
SHELL32.dll::SHFileOperationA
SHELL32.dll::SHGetFileInfoA
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryExA
KERNEL32.dll::GetDiskFreeSpaceA
KERNEL32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileA
KERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileA
KERNEL32.dll::DeleteFileA
KERNEL32.dll::MoveFileA
KERNEL32.dll::MoveFileExA
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExA
ADVAPI32.dll::RegDeleteKeyA
ADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegQueryValueExA
ADVAPI32.dll::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuA
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExA
USER32.dll::OpenClipboard
USER32.dll::PeekMessageA
USER32.dll::CreateWindowExA

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