MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 940c654e89d4ab65df9c9832e6102ed08133764ecb3260abeba62f8269a3c298. 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: 14
| SHA256 hash: | 940c654e89d4ab65df9c9832e6102ed08133764ecb3260abeba62f8269a3c298 |
|---|---|
| SHA3-384 hash: | 2feb352049a7de287fe6340888dc4adaaf8c6f880c56ff04995490e4285f52b2af3da13424588c886dcd6276aa9e5499 |
| SHA1 hash: | 57a2f3e1710918011e6ab3fefaffff340f08c061 |
| MD5 hash: | f6ebb41c891b00b673f9649c5ceef393 |
| humanhash: | cardinal-triple-red-kentucky |
| File name: | f6ebb41c891b00b673f9649c5ceef393 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 366'592 bytes |
| First seen: | 2021-11-16 08:33:02 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 6144:cFOa6S6zg5B6SGb1i0NY5HbgcsxG5AkR55v8a9c5WffDxLXF3Zd1d3C:ch6pWB6nrNkgcQGxz+ahf7Fnd1dS |
| Threatray | 11'234 similar samples on MalwareBazaar |
| TLSH | T1B674015A27BD8B29C93A0BFCE431521553B59219B582F34E4FD568DF3E22BC2D1206E3 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed
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
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-11-16 08:35:41 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 11'224 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:s3f1 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.papllc.biz/s3f1/
Unpacked files
SH256 hash:
f9b216c855eb2ee170eb91adbf4b8336d89e33ed55aea749e5b1f2765d541bb9
MD5 hash:
7e44dec9b0dc268b217b4cff4520f5b3
SHA1 hash:
05534fd83a6e27d5bab07e4b129b36db7cd8b1b9
SH256 hash:
86fe170cc6dd3a576807c1192a06ead68bf210f9ccd14f1a81d4f44c2dbcc25f
MD5 hash:
bf5c170790a9378101dbc312303925e3
SHA1 hash:
bddaf21c02ba5cec7c4dfd1b1f289e23714a8ba8
SH256 hash:
8afb7a3f5bf3599fed1b4814328f34458c340c4ee51c1b125754f3688f71ac12
MD5 hash:
77f9bad64038508be14fe5cc80d30f96
SHA1 hash:
4737f304c4a9f8c557fdf3d267bea2223583dffa
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
940c654e89d4ab65df9c9832e6102ed08133764ecb3260abeba62f8269a3c298
MD5 hash:
f6ebb41c891b00b673f9649c5ceef393
SHA1 hash:
57a2f3e1710918011e6ab3fefaffff340f08c061
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
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: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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
Comments
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