MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fa205475200b1905390d87e73c2eda671794af72b57fa0f5b86eb554c4c2ae72. 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: | fa205475200b1905390d87e73c2eda671794af72b57fa0f5b86eb554c4c2ae72 |
|---|---|
| SHA3-384 hash: | c02c136d6017842e83cb4b1d1bf7307eedbb2cc19983ecdd07cb4252c35caae03f417a0e53a941b16c8a17d5a0b843ed |
| SHA1 hash: | fc1eba4665ccd5f46d7c138abeb0b757114c08c6 |
| MD5 hash: | 61db67decb4989c4a5a6649974b2105a |
| humanhash: | social-xray-september-victor |
| File name: | SecuriteInfo.com.Win32.RATX-gen.20758.31464 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 783'872 bytes |
| First seen: | 2023-08-08 06:28:42 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 12288:So1kAR4UgNhzAFkSF35yrLfv7vFGrJ9muDmFqYejlJka:SAv9gklnX |
| Threatray | 3'633 similar samples on MalwareBazaar |
| TLSH | T18AF4FE2939AA500DB3729E556BFCB5B6C05EF6F226364C7B0DF7020621129F0DB9C53A |
| TrID | 28.5% (.EXE) Win64 Executable (generic) (10523/12/4) 17.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 13.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 12.2% (.EXE) Win32 Executable (generic) (4505/5/1) 5.6% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
286
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.RATX-gen.20758.31464
Verdict:
No threats detected
Analysis date:
2023-08-08 06:29:01 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
Searching for the window
Launching a process
Creating a file
Сreating synchronization primitives
Sending a custom TCP request
Unauthorized injection to a system process
Gathering data
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.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
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
PE file contains section with special chars
PE file has nameless sections
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2023-08-08 06:29:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
23 of 24 (95.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'623 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
7dfab99714c78408697ab25bcd30375f490b312f2cc43fc59e5b973273243359
MD5 hash:
d373d458c05f9d6ca606150a8a9e1c0b
SHA1 hash:
ecc0532d8114d642527b5176f65e3e119bef54ec
Detections:
XLoader
win_formbook_w0
win_formbook_auto
win_formbook_g0
SH256 hash:
4da71bed631bfe9a3ef0e7595b650cd321d2fd4d8ec5d9af7080047be32bf475
MD5 hash:
94e5bb33d2fc256512c60f5883a5caeb
SHA1 hash:
f40ed21a58225df8e7c218350249d66509a1baeb
SH256 hash:
ccf4bff46d21529c3d80c09e62caa7d98a827a911c27b1e1162cd2ae63df5688
MD5 hash:
38011802c816427832469aa74d80874d
SHA1 hash:
55e76a39493785b8c7d90dc1f2acb1fa7b311735
SH256 hash:
fa205475200b1905390d87e73c2eda671794af72b57fa0f5b86eb554c4c2ae72
MD5 hash:
61db67decb4989c4a5a6649974b2105a
SHA1 hash:
fc1eba4665ccd5f46d7c138abeb0b757114c08c6
Malware family:
XLoader
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: | DebuggerCheck__GlobalFlags |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Active |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Thread |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | INDICATOR_EXE_Packed_ConfuserEx |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with ConfuserEx Mod |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Windows_Trojan_Formbook |
|---|---|
| Author: | @malgamy12 |
| Rule name: | Windows_Trojan_Formbook_1112e116 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
| Rule name: | win_formbook_w0 |
|---|---|
| Author: | @malgamy12 |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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