MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3caaa84ffcbd28e8f6a95a11a8101508c06ee47dd00a93b0d52960e351e4a97c. 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 3 File information Comments 1

SHA256 hash: 3caaa84ffcbd28e8f6a95a11a8101508c06ee47dd00a93b0d52960e351e4a97c
SHA3-384 hash: 74f84a4df10e6aab3fb47ca2815ac73992a2849e6c6f4d391ac2363f89fb97d6d095033b02b8b006be0b89c4ae4f64b7
SHA1 hash: ebaab377966e86786bdcecffd24fe9e7d7a2e01f
MD5 hash: 9544c3fdc3535a0510fc85040ea90173
humanhash: virginia-pluto-solar-carbon
File name:9544c3fdc3535a0510fc85040ea90173
Download: download sample
Signature Formbook
File size:1'144'320 bytes
First seen:2022-05-25 17:13:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:dQuS/UMYZXx7+lJbjvIAEvqbznqTTIihhhhhhhhhhhhhh:dna+Zh0UAUG7qT
TLSH T1B235021678F8CE52C0798731EB5698F803369C2AEC24D31F0B8E7DCA75769527913B26
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 232b235959232b0f (6 x Formbook, 1 x AveMariaRAT)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
650
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AL Shabiz Trading LLC.xlsx
Verdict:
Malicious activity
Analysis date:
2022-05-25 01:40:47 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader

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

Behaviour
Searching for the window
Adding an access-denied ACE
Launching a process
Сreating synchronization primitives
Creating a file
Searching for synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe greyware obfuscated 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.expl.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Found malware configuration
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)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 634242 Sample: ESOTEndFmC Startdate: 25/05/2022 Architecture: WINDOWS Score: 100 36 www.colinoccam.com 2->36 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 6 other signatures 2->46 11 ESOTEndFmC.exe 1 2->11         started        signatures3 process4 file5 28 C:\Users\user\AppData\...SOTEndFmC.exe.log, ASCII 11->28 dropped 14 setupugc.exe 11->14         started        process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 2 other signatures 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.hs6ly.fyi 174.139.32.250, 49799, 80 VPLSNETUS United States 17->30 32 www.riversideinnclassic.com 156.250.4.13, 49816, 80 COMING-ASABCDEGROUPCOMPANYLIMITEDHK Seychelles 17->32 34 www.91fuhe.com 17->34 38 System process connects to network (likely due to code injection or exploit) 17->38 21 WWAHost.exe 17->21         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Threat name:
ByteCode-MSIL.Trojan.Heracles
Status:
Malicious
First seen:
2022-05-25 04:30:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader campaign:nq06 loader persistence rat spyware stealer suricata
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Executes dropped EXE
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
3caaa84ffcbd28e8f6a95a11a8101508c06ee47dd00a93b0d52960e351e4a97c
MD5 hash:
9544c3fdc3535a0510fc85040ea90173
SHA1 hash:
ebaab377966e86786bdcecffd24fe9e7d7a2e01f
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

Formbook

Executable exe 3caaa84ffcbd28e8f6a95a11a8101508c06ee47dd00a93b0d52960e351e4a97c

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-05-25 17:13:57 UTC

url : hxxp://180.214.236.4/diskoncloud/vbc.exe