MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ceae18ab6ce271c2a6530479958c0ce5c5330988de8d93eefb7b4700ba22f22e. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments 1

SHA256 hash: ceae18ab6ce271c2a6530479958c0ce5c5330988de8d93eefb7b4700ba22f22e
SHA3-384 hash: 3f1d5125a83c706875d382a57cb339f46b99eabe08218a892709340ae26aea5d720b9ddb0286352a31129bfbf1133c1c
SHA1 hash: ea318f7e4d8144468397ff13a6e09940357914b6
MD5 hash: 41e06e82e75e4ef9e8ea586e80ee24f3
humanhash: video-leopard-happy-march
File name:41e06e82e75e4ef9e8ea586e80ee24f3
Download: download sample
Signature Formbook
File size:481'717 bytes
First seen:2021-11-23 10:14:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:CGi7w7mueuogHaZTF4MdHyDrUmmYa62FKhl4JKvbvX2tYXKdYcBLm06TyF788lpv:do+mLk4sbvGi4YcBLt6uF7dj43H4
Threatray 11'665 similar samples on MalwareBazaar
TLSH T196A4CE2ABD909671E7D09875CF23C67083210D8E49021963A6F97F5B3FEF617EA031A5
File icon (PE):PE icon
dhash icon 60f0e8ccc8f0f030 (1 x Formbook)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8ccf786a9b443dd23e7665c9f749b0385609e2a5ebf2e2150f099ccda00851db.xls
Verdict:
Malicious activity
Analysis date:
2021-11-23 10:14:31 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay 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.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 527078 Sample: wYW5AsM930 Startdate: 23/11/2021 Architecture: WINDOWS Score: 100 29 www.strinvstr.com 2->29 31 strinvstr.com 2->31 51 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 6 other signatures 2->57 10 wYW5AsM930.exe 17 2->10         started        signatures3 process4 file5 27 C:\Users\user\AppData\Local\...\xcjvhphp.dll, PE32 10->27 dropped 59 Tries to detect virtualization through RDTSC time measurements 10->59 61 Injects a PE file into a foreign processes 10->61 14 wYW5AsM930.exe 10->14         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 14->63 65 Maps a DLL or memory area into another process 14->65 67 Sample uses process hollowing technique 14->67 69 Queues an APC in another process (thread injection) 14->69 17 cmmon32.exe 14->17         started        20 explorer.exe 14->20 injected process9 dnsIp10 39 Self deletion via cmd delete 17->39 41 Modifies the context of a thread in another process (thread injection) 17->41 43 Maps a DLL or memory area into another process 17->43 45 Tries to detect virtualization through RDTSC time measurements 17->45 23 cmd.exe 1 17->23         started        33 secure-01.net 192.185.17.130, 49817, 80 UNIFIEDLAYER-AS-1US United States 20->33 35 www.secure-01.net 20->35 37 2 other IPs or domains 20->37 47 System process connects to network (likely due to code injection or exploit) 20->47 49 Performs DNS queries to domains with low reputation 20->49 signatures11 process12 process13 25 conhost.exe 23->25         started       
Threat name:
Win32.Trojan.NSISInject
Status:
Malicious
First seen:
2021-11-23 10:15:14 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
26 of 45 (57.78%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:og2w rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.celikkaya.xyz/og2w/
Unpacked files
SH256 hash:
ceae18ab6ce271c2a6530479958c0ce5c5330988de8d93eefb7b4700ba22f22e
MD5 hash:
41e06e82e75e4ef9e8ea586e80ee24f3
SHA1 hash:
ea318f7e4d8144468397ff13a6e09940357914b6
Malware family:
FormBook
Verdict:
Malicious
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:Formbook
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information


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

Web download

Formbook

Executable exe ceae18ab6ce271c2a6530479958c0ce5c5330988de8d93eefb7b4700ba22f22e

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-11-23 10:14:52 UTC

url : hxxp://103.171.1.140/76190111111_1/.vbc.exe