MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3e57610037924c21124e91f187f11f45e1d1cc44de45a1d965cd29a92d56f450. 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: 8
| SHA256 hash: | 3e57610037924c21124e91f187f11f45e1d1cc44de45a1d965cd29a92d56f450 |
|---|---|
| SHA3-384 hash: | 37b4eae6c534e8cd3a8e25b7f4f2b480eb57fac9c85482a647d802c01808ca5b0adf1b9a81a28967f79ba98242f03401 |
| SHA1 hash: | b791868359118a324ca421e53de444b3c20b7b9a |
| MD5 hash: | fc079ff271b7d899595dac726f2a97d3 |
| humanhash: | saturn-bacon-hawaii-winter |
| File name: | SecuriteInfo.com.W32.AIDetect.malware2.8271.16841 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 927'744 bytes |
| First seen: | 2021-04-19 10:44:35 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 4ae2c4479d481e228e7e34016a25573e (2 x Formbook) |
| ssdeep | 12288:e+e11/n842jZtcjy3wkqXlg8mh/otvVIRyLT2l1sQCLV:e+ev/ycrdhvVl9 |
| Threatray | 4'353 similar samples on MalwareBazaar |
| TLSH | 63156D11B28144F7F27E1E388C1B2664D9A6AE703A345D461BB41D48BEBF7513F3DA82 |
| Reporter |  SecuriteInfoCom |
| Tags: | FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3.zip
Verdict:
Malicious activity
Analysis date:
2021-04-19 08:23:19 UTC
Tags:
trojan formbook 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
Creating a window
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Detected FormBook malware
Found malware configuration
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
Sigma detected: Steal Google chrome login data
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Gathering data
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 4'343 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Behaviour
Gathers network information
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds policy Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.joomlas123.info/3nop/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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_Win_DLAgent07 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects delf downloader agent |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.032] Anti-Behavioral Analysis::Timing/Delay Check GetTickCount
1) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
2) [F0002.002] Collection::Polling
4) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
5) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
6) [C0060] Data Micro-objective::Compression Library
7) [C0026.002] Data Micro-objective::XOR::Encode Data
9) [C0046] File System Micro-objective::Create Directory
10) [C0049] File System Micro-objective::Get File Attributes
11) [C0051] File System Micro-objective::Read File
12) [C0050] File System Micro-objective::Set File Attributes
13) [C0052] File System Micro-objective::Writes File
14) [C0007] Memory Micro-objective::Allocate Memory
15) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
16) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
17) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
18) [C0038] Process Micro-objective::Create Thread
19) [C0041] Process Micro-objective::Set Thread Local Storage Value
20) [C0018] Process Micro-objective::Terminate Process