MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 71143c4b78e1626ce16fc67c88e5237afe61c74ed256712f78aea97b79c5e890. 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: 8
| SHA256 hash: | 71143c4b78e1626ce16fc67c88e5237afe61c74ed256712f78aea97b79c5e890 |
|---|---|
| SHA3-384 hash: | 091f8ac87671aadecf97ed3f32949ce8ed66d97ccc42b4c0d4f1f655e6ee5faffc141fe392b808a7a893f8210899df49 |
| SHA1 hash: | 643eb333b429d47c9ac1397e1ca343c8c61d32c2 |
| MD5 hash: | 1487c53d34c1ac0da2c0469135fe2a29 |
| humanhash: | maryland-ack-social-saturn |
| File name: | 1487c53d34c1ac0da2c0469135fe2a29.exe |
| Download: | download sample |
| Signature | FormBook |
| File size: | 449'088 bytes |
| First seen: | 2020-07-31 06:02:48 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7c2c71dfce9a27650634dc8b1ca03bf0 (160 x Loki, 58 x Formbook, 55 x Adware.Generic) |
| ssdeep | 12288:PanL+CwxlIJjrwo4iItbCGQEwh4559XPTUEJ5lXFY:NCQqpodCzEJ/doEJ5lXFY |
| Threatray | 5'314 similar samples on MalwareBazaar |
| TLSH | 50A42352B651D0FFEB3103F1083766A287A84FB406298B4B4B007DA376336ED9E4E756 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a file in the %AppData% subdirectories
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Signature
Hijacks the control flow in another process
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)
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2020-07-31 06:04:08 UTC
AV detection:
29 of 46 (63.04%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 5'304 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
NSIS installer
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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