MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1d94021469e53e99bc28a0c744a03ef05db93c26e5debd3e59cda6f0fcc0934f. 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: 7
| SHA256 hash: | 1d94021469e53e99bc28a0c744a03ef05db93c26e5debd3e59cda6f0fcc0934f |
|---|---|
| SHA3-384 hash: | 9e4a4c41f8b9d5b80ea7c865bf92fcdedabb74ae2d2949dc4b12a8f7f7fef93fcef18c6a11bdb4b2bb22740947eca41a |
| SHA1 hash: | 823b37f9e540b8f0c4d0b720659e7837a051e5f2 |
| MD5 hash: | 9a47eb50ceed64d04384a71e6aee94e5 |
| humanhash: | purple-tango-fish-carpet |
| File name: | SecuriteInfo.com.W32.AIDetectNet.01.12092.31793 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 14'336 bytes |
| First seen: | 2022-07-22 22:37:55 UTC |
| Last seen: | 2022-07-23 03:01:00 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'753 x AgentTesla, 19'658 x Formbook, 12'249 x SnakeKeylogger) |
| ssdeep | 192:SYhA2USZnR9n7z5IwvCv40fY6Wv0FzQH6zgDLP+:VK+R5f5IwvCQGWcEHIkP |
| Threatray | 14'277 similar samples on MalwareBazaar |
| TLSH | T1E952C64FD3885AB1D83B873E980292B20654B385DCAE8F2F7474B917B9737C20691D1B |
| 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) |
| File icon (PE): |  |
| dhash icon | 9b1979616969612b (42 x RemcosRAT, 6 x AgentTesla, 5 x Formbook) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
283
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated 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:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Machine Learning detection for sample
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
Writes to foreign memory regions
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Downloader.Seraph
Status:
Malicious
First seen:
2022-07-22 22:15:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
13 of 26 (50.00%)
Threat level:
3/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 14'267 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
suricata
Behaviour
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
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
1d94021469e53e99bc28a0c744a03ef05db93c26e5debd3e59cda6f0fcc0934f
MD5 hash:
9a47eb50ceed64d04384a71e6aee94e5
SHA1 hash:
823b37f9e540b8f0c4d0b720659e7837a051e5f2
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: | INDICATOR_EXE_Packed_SmartAssembly |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with SmartAssembly |
| 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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