MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f09288cc78739d3ea28dec0e501c7aa01cf695b0d642f56b7edddf09b42867e3. 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: | f09288cc78739d3ea28dec0e501c7aa01cf695b0d642f56b7edddf09b42867e3 |
|---|---|
| SHA3-384 hash: | 28ac845112e30f638da9db2fb1c817a6f39d969944bea2e02d75a4525ca8a6192df7171a011a60bef2cee3b15f39b098 |
| SHA1 hash: | 7271cfebd8ce632b932c3a4e83b024db69b99289 |
| MD5 hash: | 06ab8c9ec1bfcbf7da7f34b7b0a74d15 |
| humanhash: | missouri-hawaii-sierra-july |
| File name: | 06ab8c9ec1bfcbf7da7f34b7b0a74d15 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 470'016 bytes |
| First seen: | 2021-11-25 21:46:24 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:3s00KixBFm8WuJ+ks5WyilHyOguvTcM5h2T+eBop:800Ki1yKfs5WYOgiAM5CLop |
| Threatray | 11'856 similar samples on MalwareBazaar |
| TLSH | T169A40128A37D6A25CBDE4B7B70608245433A9667F30ECB5D37C6B1681CE231243126EF |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
162
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
06ab8c9ec1bfcbf7da7f34b7b0a74d15
Verdict:
Suspicious activity
Analysis date:
2021-11-25 21:49:33 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
DNS request
Сreating synchronization primitives
Searching for synchronization primitives
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
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: Powershell Defender Exclusion
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:
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2021-11-25 21:47:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
23 of 28 (82.14%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 11'846 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:x2bt evasion rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
Formbook Payload
Looks for VirtualBox Guest Additions in registry
Formbook
Malware Config
C2 Extraction:
http://www.hudsoncm.com/x2bt/
Unpacked files
SH256 hash:
b458515c7f0e476ab4291758ea24b13991055c422da50c427210838e0c620242
MD5 hash:
c13ec587705b14a83e1a8845434dc8a9
SHA1 hash:
700542ab56ac5e43deae8a06857e2afff2f77145
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
0fb3612e0d2bb98dc8570be72e05c8b670d97dc1bc8cecfbd7d5b8e83fa2168a
MD5 hash:
aa5a85b69bf04d1e98fc5fe7b8810de4
SHA1 hash:
ae4a183dcce63a9b7d10d11a5cb0e34e43239afb
SH256 hash:
f6639a3b21a09ca5e9e43e10f8ac7f822956232806805252096f03f68bc9815c
MD5 hash:
aa334e922c53c5cba0b43c342ac13b14
SHA1 hash:
68109327b5e98174293bb348dfea6a088cbd5d2f
SH256 hash:
f09288cc78739d3ea28dec0e501c7aa01cf695b0d642f56b7edddf09b42867e3
MD5 hash:
06ab8c9ec1bfcbf7da7f34b7b0a74d15
SHA1 hash:
7271cfebd8ce632b932c3a4e83b024db69b99289
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | 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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