MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38a56ce38b1cb566debbc01c73ff14492c8e4d60b39be2801f13a21cbefe6084. 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 1 File information Comments

SHA256 hash: 38a56ce38b1cb566debbc01c73ff14492c8e4d60b39be2801f13a21cbefe6084
SHA3-384 hash: ad84dd61e74eeb08d23f9a190009ebd47e8e50736c022e28dde65957a08402cc0a32876007a46fdda3bc89e4b4eab738
SHA1 hash: 519bc5160029904d61d276e50bc65b7cd0239d97
MD5 hash: b1dfa25f6efd1cb015e40cd2bababa4f
humanhash: green-item-sierra-black
File name:Invoice.exe
Download: download sample
Signature Formbook
File size:517'120 bytes
First seen:2021-05-31 11:16:38 UTC
Last seen:2021-05-31 12:16:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9bd109b374a50b864840939f0b3be3f1 (1 x Formbook)
ssdeep 6144:708gzHYi8c+iaU1OLV0plrozNSwNC0v/LTbq7d09O0zDVtshp+J6aAqOG+8hDos8:7zlpc+/Lq9OSwQOW7SOsDVt1AqOj8Cr
Threatray 5'567 similar samples on MalwareBazaar
TLSH 80B4021AA594CCBEE4300933DC54A8714C6F2E1E69EACF63B3997359B9B41C0DE26713
Reporter lowmal3
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Invoice.exe
Verdict:
Malicious activity
Analysis date:
2021-05-31 11:22:17 UTC
Tags:
trojan formbook stealer

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
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
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
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
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)
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-05-31 01:06:26 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.arihantpoly.com/jogt/
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information


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

Malspam

Formbook

Executable exe 38a56ce38b1cb566debbc01c73ff14492c8e4d60b39be2801f13a21cbefe6084

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments