MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ee559d67bcad95fc4e1e6c867908b0b84338472a30d28d34da415c7efbd48f2b. 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
| SHA256 hash: | ee559d67bcad95fc4e1e6c867908b0b84338472a30d28d34da415c7efbd48f2b |
|---|---|
| SHA3-384 hash: | 0a85f54f7e4e7bc5965e6a42840386000833e45e454c2cee43da727a374775d922247d918fb063a37a12572e63f2fb54 |
| SHA1 hash: | 07150c8377209b185e017d858f0cd6704ab2c732 |
| MD5 hash: | d7e382bb4854061f9fc7a9806da0d7af |
| humanhash: | echo-seventeen-fourteen-delta |
| File name: | Payment_4372889.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 753'152 bytes |
| First seen: | 2021-01-18 09:06:52 UTC |
| Last seen: | 2021-01-18 10:42:56 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 12288:eVUQ/6AbON2NdJxJF0ypc4BsgMBaaIocOPjrqi0aAyEr5bBBlGh+:5QCAPdJx24elcOPP/EVQh |
| Threatray | 3'498 similar samples on MalwareBazaar |
| TLSH | 76F48C1457DDDB21E7FCA7F9AD1090A036A9E686F258E77CC972B0916822C7804DFF90 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing Formbook:HELO: smtp2.hiworks.co.kr
Sending IP: 121.254.168.210
From: 조재민 <newiz8@dsmecasys.com>
Reply-To: "조재민" <newiz8@dsmecasys.com>
Subject: RE:OUTSTANDING PAYMENT
Attachment: Payment_4372889.lzh (contains "Payment_4372889.exe")
Intelligence
File Origin
# of uploads :
2
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment_4372889.exe
Verdict:
No threats detected
Analysis date:
2021-01-18 09:15:19 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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
.NET source code contains potential unpacker
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2021-01-18 05:56:14 UTC
AV detection:
19 of 46 (41.30%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'488 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook evasion rat spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Deletes itself
Looks for VMWare Tools registry key
Formbook Payload
Looks for VirtualBox Guest Additions in registry
Formbook
Malware Config
C2 Extraction:
http://www.merckcbd.com/dei5/
Unpacked files
SH256 hash:
1d6ecf546163882d34d4bb2b7afa3889506ca3036ed536c4ed972ed89bdf5035
MD5 hash:
fb169513679d349cb2a7e4121bacfd4a
SHA1 hash:
26619d7ce0a175b9fc4fbfd7f4b105050562924f
SH256 hash:
ee559d67bcad95fc4e1e6c867908b0b84338472a30d28d34da415c7efbd48f2b
MD5 hash:
d7e382bb4854061f9fc7a9806da0d7af
SHA1 hash:
07150c8377209b185e017d858f0cd6704ab2c732
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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