MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d2c40a6c3a34fadef89837273bd4ac6eb9d964a3093852293961f263a077ee5c. 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: 7
| SHA256 hash: | d2c40a6c3a34fadef89837273bd4ac6eb9d964a3093852293961f263a077ee5c |
|---|---|
| SHA3-384 hash: | e9cf52cf4585d6c00bb3020cac4fc497a85f34b919b685cdde6e3745b67bfd9b5db9b6573fda257a5e013c2d74de498a |
| SHA1 hash: | e1270d26776293b13e357f1a6ed9cb6994b418f6 |
| MD5 hash: | 1b89b3a63b28a0edb5ff2cc6e7110b84 |
| humanhash: | harry-high-victor-paris |
| File name: | TEB38204.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 586'240 bytes |
| First seen: | 2020-08-06 06:33:56 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 6144:AF95/tsaLc9/EPeXflMWHDBu/Ifc8Ws5Ap7p9oXNSxuY5QcLESquVRYxIXO+yFwj:AF9JeDvlNl5ARvxz5QW11nk3B |
| Threatray | 3'561 similar samples on MalwareBazaar |
| TLSH | 92C4CF817B858D42C329CEF74571001046B1BE9D6956F2872EC832AF5F7E7F8841BADA |
| Reporter |  abuse_ch |
| Tags: | exe FormBook Yahoo |
abuse_ch
Malspam distributing FormBook:HELO: sonic310-25.consmr.mail.ne1.yahoo.com
Sending IP: 66.163.186.206
From: Jenny Asrad <chisomnwaezigbo@yahoo.com>
Reply-To: Jenny Asrad <jennyasrad0016@gmail.com>
Subject: Fw: Inquiry
Attachment: TEB38204.rar (contains "TEB38204.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Detected FormBook malware
Injects a PE file into a foreign processes
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)
Queues an APC in another process (thread injection)
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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-06 03:23:07 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 3'551 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat spyware trojan stealer family:formbook
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
Modifies Internet Explorer settings
Gathers network information
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Creates scheduled task(s)
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
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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