MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d4b2686a0405d7c8e159719a5513af3905418af3cf3ff67b6eca625c4a3030a5. 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: | d4b2686a0405d7c8e159719a5513af3905418af3cf3ff67b6eca625c4a3030a5 |
|---|---|
| SHA3-384 hash: | 60f7bed75652d379da5543c17ed7342da5f757897c9c78014263c60c4ec8f2c46000b67897c61fb7ef0df6360c667ed6 |
| SHA1 hash: | e0c1d6d970d38aff754ea09a97e643db028db257 |
| MD5 hash: | 11d24c1dc65d56160c1fefbb08fccf47 |
| humanhash: | lion-march-equal-lake |
| File name: | SecuriteInfo.com.Win32.PWSX-gen.19331.23500 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 9'728 bytes |
| First seen: | 2022-10-28 07:20:34 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger) |
| ssdeep | 96:vQdrf5Ux/JL2J0q+nDFmhlhjvclFlwK3WNtW1jYcFoNVcz1W4oKYMsLYUa:ve5UxBL2J3qFOEHwK8stYcFmVc03KY |
| TLSH | T19112D604A3D40272DFB6427A3D774B86C777A3AB98478BE974CC511A7F2254283632F5 |
| 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) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
253
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.19331.23500
Verdict:
Malicious activity
Analysis date:
2022-10-28 09:26:24 UTC
Tags:
formbook trojan stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
Searching for synchronization primitives
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
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:
Suspicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Drops executable to a common third party application directory
Encrypted powershell cmdline option found
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Scarsi
Status:
Malicious
First seen:
2022-10-28 02:42:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
17 of 26 (65.38%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:hc08 rat spyware stealer trojan
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
d4b2686a0405d7c8e159719a5513af3905418af3cf3ff67b6eca625c4a3030a5
MD5 hash:
11d24c1dc65d56160c1fefbb08fccf47
SHA1 hash:
e0c1d6d970d38aff754ea09a97e643db028db257
Detections:
PureCrypter_Stage1
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.
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