MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3e93f70c218b5c8993bd1697a1ce5f2bf395f55138f2c09dc1c1274d5abafdca. 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: | 3e93f70c218b5c8993bd1697a1ce5f2bf395f55138f2c09dc1c1274d5abafdca |
|---|---|
| SHA3-384 hash: | d6dbd4dc917dc39a9aace37b750c9f25a6fc26ccbc096af6f07b83a96808a8792f81591bf2bcd09454f48d5fb9e7556c |
| SHA1 hash: | 837ef2cda9e6082a6fbb8de1d6426ccd48cfb77c |
| MD5 hash: | 1d275cdba259a73b255fb3f6be0aee5e |
| humanhash: | cold-purple-golf-rugby |
| File name: | INVOICE.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 591'268 bytes |
| First seen: | 2023-01-16 09:17:30 UTC |
| Last seen: | 2023-01-16 14:28:50 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader) |
| ssdeep | 12288:iYo19W3bss6jbqD7Ryq0zQCKKUWsj1+R7nD/ZX/5ykz:iYo19W3UjGD7Rq8lK8j1cnRB |
| Threatray | 5'580 similar samples on MalwareBazaar |
| TLSH | T10CC4CE141FE0C246E85329F039DA6E3993489DE20518DD95B6EC3D7F7731BEA580A2F8 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | 4890b28e9633f000 (1 x Formbook) |
| Reporter | Anonymous |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
168
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INVOICE.exe
Verdict:
Suspicious activity
Analysis date:
2023-01-16 09:17:47 UTC
Tags:
n/a
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
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Sending a custom TCP request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
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:
Unknown
Detection:
malicious
Classification:
evad
Score:
88 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Initial sample is a PE file and has a suspicious name
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2023-01-16 02:22:13 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 39 (58.97%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 5'570 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
n/a
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
0849ae5ef5331b7b39762285f0c88530f0598dc9f3517a1075aa06a46e073121
MD5 hash:
5096c003c1ca8f438df62c63131c94b4
SHA1 hash:
9093aae076c109ffeb6658c5abaebb31926b5527
SH256 hash:
3e93f70c218b5c8993bd1697a1ce5f2bf395f55138f2c09dc1c1274d5abafdca
MD5 hash:
1d275cdba259a73b255fb3f6be0aee5e
SHA1 hash:
837ef2cda9e6082a6fbb8de1d6426ccd48cfb77c
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: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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