MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1e2499187de0cc218823f81fe3d62a284a9220d62401a1510489682de9b32857. 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: 14
| SHA256 hash: | 1e2499187de0cc218823f81fe3d62a284a9220d62401a1510489682de9b32857 |
|---|---|
| SHA3-384 hash: | c38b45c2cb51a2d3837b935f0a6faf6d76ea7b918f8fe3bec82da3661bf7ec71819311b8e614d04c0aed3b1326d85ce7 |
| SHA1 hash: | ce1a50828ef2bf7ac4e4a8087be562608d6ea333 |
| MD5 hash: | 359fcad9ab0d8c7e8b7a37a71ad3ca62 |
| humanhash: | snake-lithium-xray-victor |
| File name: | SecuriteInfo.com.Trojan.DownloaderNET.345.30007.5376 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 242'456 bytes |
| First seen: | 2022-08-25 11:02:29 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 6144:QhfSqW96QlU0yyw1GvwrH+vhSTLlG3S+GSh:txKGorevKG3LGS |
| Threatray | 17'905 similar samples on MalwareBazaar |
| TLSH | T1E63412C737FA10A2DE8884751989C2975E78FB52BC53FA0E30DC21492E74BE7164B95C |
| TrID | 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.9% (.EXE) Win64 Executable (generic) (10523/12/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.2% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | e4dcd8c4d4d4c4d4 (95 x AgentTesla, 51 x Formbook, 12 x RemcosRAT) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
345
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
SecuriteInfo.com.Trojan.DownloaderNET.345.30007.5376
Verdict:
Malicious activity
Analysis date:
2022-08-25 11:05:35 UTC
Tags:
formbook trojan stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Sending a custom TCP request
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
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated overlay 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.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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)
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
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-08-25 11:03:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
21 of 26 (80.77%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 17'895 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
spyware stealer
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Blocklisted process makes network request
Unpacked files
SH256 hash:
b0b4570505a3cdedaf564acee04bb4912b091bc908fef5fa7fd90a6667b736e7
MD5 hash:
af130c58563e644d25262abac13ca0a2
SHA1 hash:
1dd03591dca19d42450a8a66221f05a12f390211
Detections:
win_formbook_g0
win_formbook_auto
Parent samples :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 hash:
2ece072f25d8157cb9d7edbf767c4593d3b36f31892b925790356ab85210de2f
MD5 hash:
f807a89ccbb6be23702559452589fe1d
SHA1 hash:
612a45d32e663cb5cc9b2941bac7dafe4ec6a32f
SH256 hash:
1e2499187de0cc218823f81fe3d62a284a9220d62401a1510489682de9b32857
MD5 hash:
359fcad9ab0d8c7e8b7a37a71ad3ca62
SHA1 hash:
ce1a50828ef2bf7ac4e4a8087be562608d6ea333
Malware family:
NanoCore
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
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: | malware_Formbook_strings |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | pdb_YARAify |
|---|---|
| Author: | @wowabiy314 |
| Description: | PDB |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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