MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b1816345d444253f180135ca95e1ddaa0b1d0fa2b21eade0c6bf45ae4472b2af. 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: 12
| SHA256 hash: | b1816345d444253f180135ca95e1ddaa0b1d0fa2b21eade0c6bf45ae4472b2af |
|---|---|
| SHA3-384 hash: | b49eaab9de18640ceae26c6313e3a0b4f1e4d3188c23193df3bf16339778a3e7da457a9f7842995316ec3dc6b0f7fb66 |
| SHA1 hash: | 6eda70ba58657c24b11c228e86a62bc03e090bc8 |
| MD5 hash: | 471c792fc1d971590555c946d7efbfeb |
| humanhash: | nineteen-uncle-harry-river |
| File name: | 471c792fc1d971590555c946d7efbfeb |
| Download: | download sample |
| Signature | Formbook |
| File size: | 955'904 bytes |
| First seen: | 2022-10-10 15:49:14 UTC |
| Last seen: | 2022-10-10 18:17:08 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 12288:8RlJ2uXHyW74QRjSuLOuExA1nr0diqHDsFiChOz1Mz6SsKrzS:Qm6HyW74QZLOFk0di84FiChOyzJ7ru |
| TLSH | T1BF1537BA21818807EA553171CC53D1F32BFB6D686272D5DB3AD72F2FBC401BB9512286 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 6670596f4f4e0d0a (34 x Loki, 25 x AgentTesla, 21 x SnakeKeylogger) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
POAWB450000675.doc
Verdict:
Malicious activity
Analysis date:
2022-10-11 15:02:35 UTC
Tags:
exploit cve-2017-11882 loader formbook trojan stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Verdict:
No Threat
Threat level:
2/10
Confidence:
67%
Result
Verdict:
UNKNOWN
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
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
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.LokiBot
Status:
Malicious
First seen:
2022-10-10 15:50:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
33
AV detection:
21 of 26 (80.77%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:se26 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Gathering data
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
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: | 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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