MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4f83f512204dd7380d39b65d458ae6ad9a720ec93a46b422a074372de1620b38. 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: 9
| SHA256 hash: | 4f83f512204dd7380d39b65d458ae6ad9a720ec93a46b422a074372de1620b38 |
|---|---|
| SHA3-384 hash: | fedcc77dfa972902304eb641ef0699bb8006d8705b815e1c078e594b4ea8ab343a6a55989f8149f5332f3d542a546884 |
| SHA1 hash: | dfb1eba6e9a5c789a042706c644c8bfc19dc1581 |
| MD5 hash: | a5a9c8e30f549c78befd0eca9f4c5cbe |
| humanhash: | oven-hawaii-sierra-low |
| File name: | 4f83f512204dd7380d39b65d458ae6ad9a720ec93a46b422a074372de1620b38 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 969'216 bytes |
| First seen: | 2023-02-07 11:26:18 UTC |
| Last seen: | 2023-02-07 13:34:20 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 6144:0NqNwX3/MAMCipcUIKjKpNfEbkidGEuYAA4PcTIDsGYXvWRtqmajG2B0xmsBdwtB:YMCcZCAu3ksBCt90tr8BQ8mYEAB1 |
| Threatray | 1'075 similar samples on MalwareBazaar |
| TLSH | T12025C5D032A94449F1BE0B75E6735DF14B317E4799BDCA4E099A78CE10F3740892AB2B |
| 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 |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
215
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4f83f512204dd7380d39b65d458ae6ad9a720ec93a46b422a074372de1620b38
Verdict:
No threats detected
Analysis date:
2023-02-07 11:28:35 UTC
Tags:
stealer
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
Sending a custom TCP request
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Launching the default Windows debugger (dwwin.exe)
Searching for synchronization primitives
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm
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:
Unknown
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Contains functionality to hide user accounts
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 domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Threat name:
Win64.Packed.Generic
Status:
Suspicious
First seen:
2023-01-26 09:40:54 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
43
AV detection:
18 of 39 (46.15%)
Threat level:
1/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 1'065 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Uses the VBS compiler for execution
Unpacked files
SH256 hash:
4f83f512204dd7380d39b65d458ae6ad9a720ec93a46b422a074372de1620b38
MD5 hash:
a5a9c8e30f549c78befd0eca9f4c5cbe
SHA1 hash:
dfb1eba6e9a5c789a042706c644c8bfc19dc1581
Please note that we are no longer able to provide a coverage score for Virus Total.
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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