MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a6660b06f32c33ba46600ccb1d3f2030d85ccc1262a09094e4f0fdc89755c3d3. 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: 13
| SHA256 hash: | a6660b06f32c33ba46600ccb1d3f2030d85ccc1262a09094e4f0fdc89755c3d3 |
|---|---|
| SHA3-384 hash: | d25427aad70e8fec4156060052a6def8d9b0948e8b1cf36bfab1ef2db22772335a71408a7e2036c2d030b1d44f0a3878 |
| SHA1 hash: | e1f44a4aeee67bce310292aec7b2a8a32dd5f71b |
| MD5 hash: | bd9297e5e6dfac454aa1df9f34ddd778 |
| humanhash: | nine-stairway-nineteen-whiskey |
| File name: | offer.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'623'635 bytes |
| First seen: | 2024-06-19 13:08:46 UTC |
| Last seen: | 2024-06-19 13:27:44 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 12288:/CQRqEmvsQmXCF0aD0kUti5WXM/RaPojRfjVYL0X31+OUxunooI4s:/C/Emvs1X0tUti5OMZlln7UxunooVs |
| TLSH | T1B675122A39534D6BFDE90A74DAD076F012FDAE5734F5888FCF111C14216A27C2A52772 |
| TrID | 44.4% (.EXE) Win64 Executable (generic) (10523/12/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3) |
| Reporter |  lowmal3 |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
335
Origin country :
DEVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a6660b06f32c33ba46600ccb1d3f2030d85ccc1262a09094e4f0fdc89755c3d3.exe
Verdict:
No threats detected
Analysis date:
2024-06-19 13:09:35 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Link:
Tags:
Encryption Execution Generic Network Swotter
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
overlay
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
87%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.RedLine
Status:
Malicious
First seen:
2024-06-19 10:56:38 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
22 of 24 (91.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Uses the VBS compiler for execution
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
a6660b06f32c33ba46600ccb1d3f2030d85ccc1262a09094e4f0fdc89755c3d3
MD5 hash:
bd9297e5e6dfac454aa1df9f34ddd778
SHA1 hash:
e1f44a4aeee67bce310292aec7b2a8a32dd5f71b
Verdict:
Malicious
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: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| 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
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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