MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fb06049dcdd486e04893bebfc6cb38566c2045f209322d28b5f5310c8675db8d. 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: 10
| SHA256 hash: | fb06049dcdd486e04893bebfc6cb38566c2045f209322d28b5f5310c8675db8d |
|---|---|
| SHA3-384 hash: | 36f694d82d9124d250a9a8d0f97705b69403ad314c70dda6c39fedb7a07902070d07d16793ca67d76c62c90b78d2bd98 |
| SHA1 hash: | fa3c4886213c99d061e2fa8ee8605d5464144ed0 |
| MD5 hash: | 8cd0468d40c3826b3a73c816dda30045 |
| humanhash: | bulldog-river-sierra-table |
| File name: | 8cd0468d40c3826b3a73c816dda30045 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 91'136 bytes |
| First seen: | 2022-05-20 06:07:26 UTC |
| Last seen: | 2022-05-20 07:59:13 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 1536:qmTdSdPzEuR/5cK4zqhNCcVqUFdjtzty9jeal9G6Mb1tBaZ9NEypE:VTdSpDcKAArDZz4N9Ghbk7NE+E |
| TLSH | T18893C095B714A1A0C8A94B72982B07810A37FD369871C27636DEFA1F5F33B118973F91 |
| 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 | f8f0f4c8c8c8d8f0 (8'803 x RedLineStealer, 5'078 x Amadey, 288 x Smoke Loader) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
swift 19.05.2022.xlsx
Verdict:
Malicious activity
Analysis date:
2022-05-20 05:30:46 UTC
Tags:
encrypted opendir 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
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% subdirectories
Creating a file
Launching cmd.exe command interpreter
Forced shutdown of a system process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed
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.
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
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 virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-05-20 02:46:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
16 of 26 (61.54%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:s4s9 rat spyware stealer suricata trojan
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
fb06049dcdd486e04893bebfc6cb38566c2045f209322d28b5f5310c8675db8d
MD5 hash:
8cd0468d40c3826b3a73c816dda30045
SHA1 hash:
fa3c4886213c99d061e2fa8ee8605d5464144ed0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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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