MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1
SHA3-384 hash: c0ad2a098808dae85181f9231f47690872925c367026ea4c6e3c50eac00b256316ad1d25f460811a4c226d9a27c5d2a4
SHA1 hash: 7b69c8315fdc0182a0dcdc1edb58de7819acd72d
MD5 hash: 81005ce1a11c6f8722c14bea4663e942
humanhash: johnny-red-paris-edward
File name:Your file name without extension goes here.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:2'187'263 bytes
First seen:2024-07-05 11:47:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:qOmuutRpVOCYRl9AJX1p/cLfHaRoQy4b9Ki5yXH5o8VVZ:qk81eRl6bpkzPQyEyXy+
TLSH T1B6A51262B40B9D6BFD6E9538E8E636F801FC7D0370F68A5FDF045C9608A45BC4602A79
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
364
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Your file name without extension goes here.exe
Verdict:
Malicious activity
Analysis date:
2024-07-05 06:51:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9cd0c5f6-bb5c-4f0c-a204-d5d102d4cee2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Powershell-10032150-0
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6687de906d9aa9d4552679fdwin10vpnfull_triage
Tags:
Encryption Execution Static Stealth Swotter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Creating a process with a hidden window
Launching a process
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Blocking the User Account Control
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay
Link:
https://www.filescan.io/uploads/6687dd899fd5f9d5921172a4/reports/14636c37-af5d-43e6-8aa9-c0859f29e689/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/88983323-5148-4bd8-822a-b17f958b8c6d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1468166
Signature
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Disables UAC (registry)
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
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
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Wab/Wabmig Unusual Parent Or Child Processes
Snort IDS alert for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1468166 Sample: Your file name without exte... Startdate: 05/07/2024 Architecture: WINDOWS Score: 100 42 www.zocalo-fuk.com 2->42 44 www.vintagewins.com 2->44 46 16 other IPs or domains 2->46 62 Snort IDS alert for network traffic 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 Multi AV Scanner detection for submitted file 2->66 68 8 other signatures 2->68 10 Your file name without extension goes here.exe 1 4 2->10         started        13 wab.exe 3 1 2->13         started        15 rundll32.exe 2->15         started        17 wab.exe 2->17         started        signatures3 process4 signatures5 76 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->76 78 Writes to foreign memory regions 10->78 80 Adds a directory exclusion to Windows Defender 10->80 82 2 other signatures 10->82 19 wab.exe 10->19         started        22 powershell.exe 23 10->22         started        24 WerFault.exe 22 16 10->24         started        26 2 other processes 10->26 process6 signatures7 70 Maps a DLL or memory area into another process 19->70 28 pdLLAVJxcGbU.exe 19->28 injected 72 Loading BitLocker PowerShell Module 22->72 31 conhost.exe 22->31         started        process8 signatures9 84 Found direct / indirect Syscall (likely to bypass EDR) 28->84 33 wextract.exe 1 13 28->33         started        process10 signatures11 54 Tries to steal Mail credentials (via file / registry access) 33->54 56 Tries to harvest and steal browser information (history, passwords, etc) 33->56 58 Modifies the context of a thread in another process (thread injection) 33->58 60 3 other signatures 33->60 36 pdLLAVJxcGbU.exe 33->36 injected 40 firefox.exe 33->40         started        process12 dnsIp13 48 www.tfcgreen.top 203.161.41.205, 57588, 57589, 57590 VNPT-AS-VNVNPTCorpVN Malaysia 36->48 50 www.hf7777hi.net 132.226.11.158, 57614, 57615, 57616 UTMEMUS United States 36->50 52 10 other IPs or domains 36->52 74 Found direct / indirect Syscall (likely to bypass EDR) 36->74 signatures14
Score:
75%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1/
Threat name:
ByteCode-MSIL.Trojan.IcedID
Create hunting rule
Status:
Malicious
First seen:
2024-07-05 00:33:46 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
2
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o7obow4p4bg24u6wykuc3cccwa7p6h32aelmlwq6jtv5pz6w2syq._file
Verdict:
unknown
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion execution trojan
Link:
https://tria.ge/reports/240705-nyfc4axfpk/
Behaviour
Runs regedit.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Uses the VBS compiler for execution
Windows security modification
Command and Scripting Interpreter: PowerShell
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
UAC bypass
Windows security bypass
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5039ece0-b2ae-4dc6-947e-b737215a97d5
Unpacked files
SH256 hash:
77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1
MD5 hash:
81005ce1a11c6f8722c14bea4663e942
SHA1 hash:
7b69c8315fdc0182a0dcdc1edb58de7819acd72d
Link:
https://www.unpac.me/results/b1152543-4d9e-4397-8b63-4f81024e8b7d/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/77dc175b8fe0/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/77dc175b8fe04dae53d6c2a82d8842b03eff1f7a0116c5da1e4cebd7e7d6d4b1

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table

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 (GUARD_CF)high

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