MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 af0e9136ff8915ef261cd9068ddb08262cf0d034c52776854169f9f75ec13227. 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: 13
| SHA256 hash: | af0e9136ff8915ef261cd9068ddb08262cf0d034c52776854169f9f75ec13227 |
|---|---|
| SHA3-384 hash: | 2558350b61dbbf05ee328ab3a8f203eaf6f14006e4fe53d1359cb653ed57f92eb8bd92a8eb40241703f6c2ddc8c7d6af |
| SHA1 hash: | ab539904f069770509862d487f06ce545c771a99 |
| MD5 hash: | 6d7edf1f66a4d43e76d1e47f400f97d0 |
| humanhash: | mike-nitrogen-cold-paris |
| File name: | justin.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 186'368 bytes |
| First seen: | 2021-08-20 08:52:47 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 3072:KAkCv/Z8iADCn4YAkm5d8LFyLRG33MUI8k6iQxnsfFKt6n4Hx:7kFiuYJm5mLkL43lf00nnK4x |
| Threatray | 8'384 similar samples on MalwareBazaar |
| TLSH | T1F104AE32D642C031F2B251B5B67D0B7B893E0E343255A5E6A3E116E06FB54E6F42A31F |
| Reporter | Anonymous |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
justin.exe
Verdict:
Malicious activity
Analysis date:
2021-08-20 08:58:07 UTC
Tags:
trojan formbook stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching cmd.exe command interpreter
Sending a UDP request
DNS request
Connection attempt
Sending an HTTP GET request
Setting browser functions hooks
Launching a process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-08-20 08:53:05 UTC
AV detection:
37 of 46 (80.43%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 8'374 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:glgd rat spyware stealer trojan
Behaviour
Enumerates system info in registry
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.happylittlexplorers.com/glgd/
Unpacked files
SH256 hash:
af0e9136ff8915ef261cd9068ddb08262cf0d034c52776854169f9f75ec13227
MD5 hash:
6d7edf1f66a4d43e76d1e47f400f97d0
SHA1 hash:
ab539904f069770509862d487f06ce545c771a99
Detections:
win_formbook_auto
win_formbook_g0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.14
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: | Formbook |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
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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