MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 18245cb19e63733176ad7ca573d8d92b9a8291d6e8a62dc6af6f1491381bf526. 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: | 18245cb19e63733176ad7ca573d8d92b9a8291d6e8a62dc6af6f1491381bf526 |
|---|---|
| SHA3-384 hash: | 6835e27b9b575de10ae1836d043cadec7b297d96391c40220f64a3dc581e1f2bf17a58ac392c55cc600ce9df6af0ad8e |
| SHA1 hash: | 845c25c561d0be60e2d6356f74ea783ec13c6863 |
| MD5 hash: | 35af671582fc14f2eb40996eb4621633 |
| humanhash: | jupiter-hawaii-wyoming-quebec |
| File name: | Documento de transferência bancária _2021doc.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 643'584 bytes |
| First seen: | 2021-05-14 17:04:13 UTC |
| Last seen: | 2021-05-14 18:01:52 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger) |
| ssdeep | 12288:94QsImqZZnhF+dVDq5oqLhGRwdBkY1vq9L8Ht/CucV0aJfcsuj0q:yQsIT+LDq6IwkfdqiCuwlJf |
| Threatray | 5'139 similar samples on MalwareBazaar |
| TLSH | 75D4F112B7E08688D5BD6BB64422460443B1BB03E53BE32EADA5756E1C737D1C207FE6 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Documento de transferência bancária _2021doc.exe
Verdict:
Malicious activity
Analysis date:
2021-05-14 17:16:03 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a custom TCP request
Creating a window
Sending a UDP request
Creating a process from a recently created file
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-14 10:34:30 UTC
AV detection:
19 of 29 (65.52%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 5'129 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.mambomakaya.com/ftgq/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
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: | 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.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
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0) [C0027.001] Cryptography Micro-objective::AES::Encrypt Data