MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 61b2bc69e778f203b66b5c98950227e1cf7b9584a0494e2354a84034beea05f8. 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: 10


Intelligence 10 IOCs YARA 13 File information Comments

SHA256 hash: 61b2bc69e778f203b66b5c98950227e1cf7b9584a0494e2354a84034beea05f8
SHA3-384 hash: 92a8473581cc7a3ff8896667690a8eef7dc2a089210719380da0d706d71c0197a78ccd0ee449bd727fb10671aa952928
SHA1 hash: 10a7fa403594a3124514afa06374ec902f53786b
MD5 hash: 65982de7c802bddbd178a175a4d81bfb
humanhash: item-fix-carolina-carolina
File name:61b2bc69e778f203b66b5c98950227e1cf7b9584a0494e2354a84034beea05f8
Download: download sample
Signature Formbook
File size:247'296 bytes
First seen:2023-11-27 09:19:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 6144:DPH14DqwRB49dUrXSyUaSrMvtqn34KHgoUZ2t1jOCaExRrn:D94DqwHkYiy3SatqoKHgoU0cq
Threatray 249 similar samples on MalwareBazaar
TLSH T1603423754A208467C02AD373289F3A1343DDDE2FFF498715F26A884AD5BA85D131E2DE
Reporter adrian__luca
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
302
Origin country :
HU HU
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
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:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2023-11-27 09:20:07 UTC
File Type:
PE (Exe)
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
a531061912485959682aab0304ff1d7e4c01089c687204d96db27d1932fe67f2
MD5 hash:
e2de805049c3c45c885a2f922222f93d
SHA1 hash:
526a53278f79f097f4708b3899bbc32708d7a462
SH256 hash:
61b2bc69e778f203b66b5c98950227e1cf7b9584a0494e2354a84034beea05f8
MD5 hash:
65982de7c802bddbd178a175a4d81bfb
SHA1 hash:
10a7fa403594a3124514afa06374ec902f53786b
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DebuggerCheck__GlobalFlags
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns

File information


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

Malspam

Formbook

Executable exe 61b2bc69e778f203b66b5c98950227e1cf7b9584a0494e2354a84034beea05f8

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments