MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 57f0ec5d28d0ee7481e9a465f94bf79fa5d135e9b7d1d1e8b98b70442910c7a6. 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: | 57f0ec5d28d0ee7481e9a465f94bf79fa5d135e9b7d1d1e8b98b70442910c7a6 |
|---|---|
| SHA3-384 hash: | 5872c4608402b396e4a04fcf573d7d16904965140052e795ddd0b86ad2a35ab389a5b607c9f162f1559d81adbd708f20 |
| SHA1 hash: | cfe0664d25d7ac1d74e4ff3900ea2920d5db7a20 |
| MD5 hash: | 08c80c3ab9ea0ebebd24279ef82448d2 |
| humanhash: | lactose-kitten-winter-hot |
| File name: | SecuriteInfo.com.Suspicious.Win32.Save.a.31372.32146 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'007'616 bytes |
| First seen: | 2022-02-25 12:26:07 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:ugWW4Tf590cGdmQvItAOSji1NXO2VbRSbJGY0yX9MMNTQ47hjPAWP1e/:uzhTx90cZCqAOv1NBVY0a9MwLhjP1P |
| Threatray | 13'603 similar samples on MalwareBazaar |
| TLSH | T14D2501203E2C4346D4ED4FF5E840171A8F7E266B3A39EE09AF805DAD26537D38745A4B |
| File icon (PE): |  |
| dhash icon | f8d8d0f0c0d0c0c0 (11 x AveMariaRAT, 10 x AgentTesla, 9 x Formbook) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
233
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cfe0664d25d7ac1d74e4ff3900ea2920d5db7a20
Verdict:
Suspicious activity
Analysis date:
2022-02-25 10:28:39 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
Adding an access-denied ACE
Launching a process
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Launching cmd.exe command interpreter
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
control.exe expand.exe obfuscated packed update.exe
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.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2022-02-25 09:07:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 13'593 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:iepw loader rat
Behaviour
Gathers network information
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
c84f33d167e6665c6c1f39e1a446dd097ddf508da942ce55e16cbcf58531656d
MD5 hash:
c74e184251e7cd15dddfb7e7c05518db
SHA1 hash:
29b0f50e0108c0b1305f62fe896bba3414fc8277
SH256 hash:
70b785e5cb5b2e61c0f5da4a71ab0bbd14d9a0849387f037e0d75cc1ffe0a082
MD5 hash:
5951b52c9b4d11ca7f4f33e5a3fb2c31
SHA1 hash:
0bc54fd699fff7b93e5c447a141c0d904924ab0d
SH256 hash:
57f0ec5d28d0ee7481e9a465f94bf79fa5d135e9b7d1d1e8b98b70442910c7a6
MD5 hash:
08c80c3ab9ea0ebebd24279ef82448d2
SHA1 hash:
cfe0664d25d7ac1d74e4ff3900ea2920d5db7a20
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.54
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.
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