MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3
SHA3-384 hash: 22e851418ea712323449e6593eb134ba9166f37249ee4094ca7f12557455167f8a4bbcc4c91c252546dda8541d39a1af
SHA1 hash: 6473c5ca92d00908e32978efc2a3a612db228dfe
MD5 hash: 0821050b53dd0b7df1bdfb5239b0df48
humanhash: tennessee-bacon-triple-zebra
File name:MACHINE SPECIFICATIONS.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:600'576 bytes
First seen:2025-01-13 09:12:03 UTC
Last seen:2025-01-13 09:13:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a4337853399c6dd6b5b8d71064a5db03 (1 x Formbook)
ssdeep 12288:X3IzS3g8FT0yl618l+tUOl6iLrnDins4stVL9Ju3X3u+:X3Iu7T0y8y8dT+nrs/63X39
Threatray 1 similar samples on MalwareBazaar
TLSH T1B6D4F05E3A5989EDD0B5903540B31618F774BCB22B686F8787147E261F33AC4AD3EB12
TrID 44.4% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
File icon (PE):PE icon
dhash icon b2b2b2bae8bab28c (17 x Formbook, 11 x AgentTesla, 9 x XWorm)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
433
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MACHINE SPECIFICATIONS.exe
Verdict:
No threats detected
Analysis date:
2025-01-13 09:19:31 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5e0c2be6-d398-4761-9ed1-8c4edf74a594

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.MalwareX-gen.27785.28252.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6784d9204487910100de7e10
Tags:
injector virus sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3
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:
Malicious
Link:
https://analyze.intezer.com/analyses/23b26fe1-aad7-413b-80db-ec27a5b7b096
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1589904
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Machine Learning detection for sample
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: 1589904 Sample: MACHINE SPECIFICATIONS.exe Startdate: 13/01/2025 Architecture: WINDOWS Score: 100 31 www.furrcali.xyz 2->31 33 www.rpa.asia 2->33 35 15 other IPs or domains 2->35 39 Suricata IDS alerts for network traffic 2->39 41 Antivirus detection for URL or domain 2->41 43 Multi AV Scanner detection for submitted file 2->43 47 2 other signatures 2->47 10 MACHINE SPECIFICATIONS.exe 2->10         started        signatures3 45 Performs DNS queries to domains with low reputation 31->45 process4 signatures5 57 Writes to foreign memory regions 10->57 59 Allocates memory in foreign processes 10->59 61 Injects a PE file into a foreign processes 10->61 63 Found direct / indirect Syscall (likely to bypass EDR) 10->63 13 AddInProcess32.exe 10->13         started        process6 signatures7 65 Modifies the context of a thread in another process (thread injection) 13->65 67 Maps a DLL or memory area into another process 13->67 69 Queues an APC in another process (thread injection) 13->69 71 2 other signatures 13->71 16 RAVCpl64.exe 13->16 injected process8 dnsIp9 25 www.furrcali.xyz 103.106.67.112, 49811, 49812, 49813 VOYAGERNET-AS-APVoyagerInternetLtdNZ New Zealand 16->25 27 www.givvjn.info 47.83.1.90, 49783, 49784, 49785 VODANETInternationalIP-BackboneofVodafoneDE United States 16->27 29 10 other IPs or domains 16->29 37 Found direct / indirect Syscall (likely to bypass EDR) 16->37 20 cmdkey.exe 13 16->20         started        signatures10 process11 signatures12 49 Tries to steal Mail credentials (via file / registry access) 20->49 51 Tries to harvest and steal browser information (history, passwords, etc) 20->51 53 Modifies the context of a thread in another process (thread injection) 20->53 55 2 other signatures 20->55 23 firefox.exe 20->23         started        process13
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3/
Threat name:
Win64.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-01-12 22:46:50 UTC
File Type:
PE+ (Exe)
Extracted files:
11
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z2r4v5sg6jehnwnevupjyjibmyhyloaeycjr5gxfed2mnba7egzq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3
Formbook
error
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/250113-k6qx1synhr/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/80ff83c8-9168-44ca-9093-3387ca94ac34
Unpacked files
SH256 hash:
cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3
MD5 hash:
0821050b53dd0b7df1bdfb5239b0df48
SHA1 hash:
6473c5ca92d00908e32978efc2a3a612db228dfe
Link:
https://www.unpac.me/results/2dfa8d68-80af-4586-81bb-e0f28588f455/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cea3caf646f2/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/cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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:NET
Create hunting rule
Author:malware-lu
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:ThreadControl__Context
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.

Malspam

Formbook

Executable exe cea3caf646f24876d9a4ad1e9c2501660f85b804c0931e9ae520f4c6841f21b3

(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 (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::FreeConsole
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW

Comments