MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 af184a7fb7527ba844dd1daf8ac3aa67d80f11497d6b7509b23d406917fc3935. 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: 10
| SHA256 hash: | af184a7fb7527ba844dd1daf8ac3aa67d80f11497d6b7509b23d406917fc3935 |
|---|---|
| SHA3-384 hash: | 365fdd9f5e92d18a4cd4f5bcb48a249baf21d079af74bf46146949ebf889914170e243fdba19e680aa98e48e0da9b3ec |
| SHA1 hash: | 02de703179bbbed8a4dee2f310d3735d26c893f5 |
| MD5 hash: | e5e4dfc8669cfa1d3ab81b30c08ff4c9 |
| humanhash: | purple-pip-uncle-failed |
| File name: | Order Confirmation 2020.172.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 706'560 bytes |
| First seen: | 2020-07-28 13:45:12 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | de8dfb437da223579ad1a02f0bcd4fd5 (4 x AgentTesla, 4 x Loki, 1 x FormBook) |
| ssdeep | 12288:fYM1AJ/Y1Nda4YainuE5Ou1tFw0uKHFYbaEWeyvMNjmFOMxZKxKfoOmCnF:AWl1K4mOu9wsqaEpYMddMxpfoOmCnF |
| Threatray | 5'120 similar samples on MalwareBazaar |
| TLSH | BDE4AF22B2F04837C167267D9C1F57ECB829BE533938AD462BE82D4C5F39681351A2D7 |
| Reporter |  James_inthe_box |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
79
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
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
Creates autostart registry keys with suspicious names
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
Sigma detected: Suspicious Svchost Process
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:
Detection:
formbook
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2020-07-28 00:11:05 UTC
File Type:
PE (Exe)
Extracted files:
42
AV detection:
26 of 27 (96.30%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
netwirerc
Similar samples:
+ 5'110 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
trojan spyware stealer family:formbook persistence evasion
Behaviour
Suspicious behavior: MapViewOfSection
Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
System policy modification
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
Gathers network information
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Tinba
Score:
1.00
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: | win_nymaim_g0 |
|---|---|
| Author: | mak, msm, CERT.pl |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Delivery method
Other
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