MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4228cce8278f840721d9f04fea140b942c14d45938d07c1fa36a29712dda441c. 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: | 4228cce8278f840721d9f04fea140b942c14d45938d07c1fa36a29712dda441c |
|---|---|
| SHA3-384 hash: | 200533b844ff8acef5e613b53e684ca816aeb862c7c883b3fb4d588188ad23a28011f29d9abc0e8ea8672e0245dd7bd6 |
| SHA1 hash: | 20bdca62a8d0c98f8db2c9ff1e3ab13dc4849514 |
| MD5 hash: | 8807c2e0f2973a22812af6e61ba72667 |
| humanhash: | ink-chicken-emma-emma |
| File name: | 8807c2e0f2973a22812af6e61ba72667 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 707'072 bytes |
| First seen: | 2022-01-12 08:40:55 UTC |
| Last seen: | 2022-01-12 13:08:27 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'752 x AgentTesla, 19'657 x Formbook, 12'248 x SnakeKeylogger) |
| ssdeep | 6144:Y+xYKKAB5ADeIVvcDK8OpvlmXsC2GxfjpWHpxFvMUXvoHVgDaiYCpslXGqoohdZy:Y+bYeIVwl5dCWdloqXkz53iA55suuI |
| TLSH | T1C0E48D4526D8DBD5F8FAEBF8487114034BF0F892D725E68D3ECD508958A1F84CA6CB62 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8807c2e0f2973a22812af6e61ba72667
Verdict:
Malicious activity
Analysis date:
2022-01-12 08:47:38 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Gathering data
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.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-01-12 04:47:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
22 of 28 (78.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:md4m loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
cc6680b1864f779cccada4ddb858a5f85984134681856513823cf22a77573a83
MD5 hash:
cb4f51dca06fe2bcd7eab54ea5bf27de
SHA1 hash:
62544d8b2c44147f222fe603f4b3c0d7355faf58
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
3751102171ca734ee7de69273eefc67ae8e5e05802d93b92f9107bbc76083a33
MD5 hash:
d7f57e034c7049b3fd79a5645e236138
SHA1 hash:
756e0d5dd01c67386cb030a158d7d4461953b3ab
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
SH256 hash:
4228cce8278f840721d9f04fea140b942c14d45938d07c1fa36a29712dda441c
MD5 hash:
8807c2e0f2973a22812af6e61ba72667
SHA1 hash:
20bdca62a8d0c98f8db2c9ff1e3ab13dc4849514
Malware family:
XLoader
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: | 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.
Web download
Delivery method
Distributed via web download
Comments
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