MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1339c4548f73e4f250fed46d56bbce84491ca122aed7527731bb8d72df83e11. 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: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: e1339c4548f73e4f250fed46d56bbce84491ca122aed7527731bb8d72df83e11
SHA3-384 hash: 928d9dac79b48bfbc0f634ccad1bf66dbbf0e7fd7c9629ffa41dfe397682d43160555adf56e9d50cebeae7f8247f748f
SHA1 hash: abb4070eb98531f190118223898e6dddd4c0134c
MD5 hash: a4812e1dff67fad7d7efbc8dd457e0d1
humanhash: sierra-johnny-neptune-yellow
File name:a4812e1dff67fad7d7efbc8dd457e0d1.exe
Download: download sample
Signature Formbook
File size:771'072 bytes
First seen:2021-04-19 17:19:57 UTC
Last seen:2021-04-19 18:26:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:d7DVHWZyr3P72xOQ9XDaUuPf8UnyjZEYMeK2yp7UzlFzRRRRR0Z7b:d7BHWZE72xOqNOnyjZEPvC5RRRRRGf
Threatray 4'714 similar samples on MalwareBazaar
TLSH 2AF4DF2DA3884E54E73DB3BA0762E24083B16D3A168AD61FF8F134B72972E43475745E
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a4812e1dff67fad7d7efbc8dd457e0d1.exe
Verdict:
Suspicious activity
Analysis date:
2021-04-19 17:27:29 UTC
Tags:
n/a

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

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Modifies the context of a thread in another process (thread injection)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 392705 Sample: WGv1KTwWP5.exe Startdate: 19/04/2021 Architecture: WINDOWS Score: 100 31 www.micheldrake.com 2->31 33 micheldrake.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 6 other signatures 2->47 11 WGv1KTwWP5.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\WGv1KTwWP5.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 WGv1KTwWP5.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 35 cmannouncements.com 69.195.83.71, 49776, 80 UNIFIEDLAYER-AS-1US United States 18->35 37 www.defenestration.world 198.54.117.197, 49785, 80 NAMECHEAP-NETUS United States 18->37 39 20 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 51 Uses netsh to modify the Windows network and firewall settings 18->51 22 netsh.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Gathering data
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.adultpeace.com/p2io/
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Formbook

Executable exe e1339c4548f73e4f250fed46d56bbce84491ca122aed7527731bb8d72df83e11

(this sample)

  
Delivery method
Distributed via web download

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