MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a05ae5c56a5a5c24f2c7276f2c669cb33c09f87d75a09030b094f12a4a1a17fa. 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
| SHA256 hash: | a05ae5c56a5a5c24f2c7276f2c669cb33c09f87d75a09030b094f12a4a1a17fa |
|---|---|
| SHA3-384 hash: | e7553fa93674649baf0cb6ae786d2f1454487346c3b0c5e6c925636ba1a5e348310da0cc0a5958fe48941ad0dff3e05e |
| SHA1 hash: | 7c5f0c5c69e7edb1efd02084cb4f4f2101a11bc4 |
| MD5 hash: | 227937eb3ed18110492a068caed979cc |
| humanhash: | montana-blue-sierra-fanta |
| File name: | Purchase Order No.MDR-040.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 1'059'328 bytes |
| First seen: | 2020-08-31 06:23:55 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 73ae1eef07955a270fc7a7f873444c85 (16 x AgentTesla, 8 x MassLogger, 5 x Loki) |
| ssdeep | 12288:wR/MXPsQjiTiCAeeJpWkjumgIvSQCutDEVFbtir4247AQrns/0pdbOIkaCu:mQvrCXEucruic247nrns/GERu |
| Threatray | 2'250 similar samples on MalwareBazaar |
| TLSH | F0359D62F2924437D1732A389C5B57B49C3ABE006D2878467BF8DD8C4F396813935EA7 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing FormBook:HELO: server.alamsuterarealty.co.id
Sending IP: 43.251.98.3
From: Akhmad Adiwongso <akhmad.adiwongso@alam-sutera.com>
Reply-To: akhmad.adiwongso@alam-sutera.com
Subject: Revised Purchase Order
Attachment: Purchase Order No.MDR-040.arj (contains "Purchase Order No.MDR-040.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
Contains functionality to detect sleep reduction / modifications
Detected FormBook malware
Detected unpacking (changes PE section rights)
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
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 virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.DelfInject
Status:
Malicious
First seen:
2020-08-31 00:22:37 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
netwirerc
Similar samples:
+ 2'240 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat persistence spyware trojan stealer family:formbook
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System policy modification
Drops file in Program Files directory
Suspicious use of SetThreadContext
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Tinba
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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