MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 66812d316b85e20248c4af1f141a372ec1e434d951f7c6fc51402ab23da87845. 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: 4
| SHA256 hash: | 66812d316b85e20248c4af1f141a372ec1e434d951f7c6fc51402ab23da87845 |
|---|---|
| SHA3-384 hash: | 49bdfd8dad6a48018d789865c9a235f81afa4fa305e4f701b8de286a47bd226b7b19a2ca146c13832867322a8243853e |
| SHA1 hash: | ca81643244ea28e9824d21fc1c779f53679a76dd |
| MD5 hash: | cec3c5e9ed6457abf83f3650bab34a0d |
| humanhash: | william-comet-glucose-carolina |
| File name: | PO KH-TECH.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 410'112 bytes |
| First seen: | 2020-05-26 10:02:34 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger) |
| ssdeep | 6144:mOphYnichBLFj0MM1a7TF/+NTy9zOWedc8/JosucmWRTUYexOb1ukJc:5G3hJFjFM1aP8NTE6ddc86cmWRTUpIH |
| Threatray | 4'828 similar samples on MalwareBazaar |
| TLSH | 3F949D5C7A9879DFC827C932C9B45C64AB64B47A430BE203A40316AC6D0DADBEF515F3 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing FormBook:HELO: yisun.co
Sending IP: 111.90.159.196
From: Peter Kim <export@khoto-kr>
Subject: PO KH-TECH CO., LTD
Attachment: PO KH-TECH.zip (contains "PO KH-TECH.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-05-26 08:03:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
17 of 31 (54.84%)
Threat level:
2/5
Verdict:
malicious
Similar samples:
+ 4'818 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook coreentity rat rezer0 spyware stealer trojan persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious use of UnmapMainImage
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Reads user/profile data of web browsers
Formbook Payload
rezer0
CoreEntity .NET Packer
Formbook
Malware Config
C2 Extraction:
http://www.yofdyk.com/q5e/
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.
Malspam
Delivery method
Distributed via e-mail attachment
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