MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c679ae237789f035c9a6ee6f04eba66d5169ea42106c78a6cccee8b394aa15c5. 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: | c679ae237789f035c9a6ee6f04eba66d5169ea42106c78a6cccee8b394aa15c5 |
|---|---|
| SHA3-384 hash: | f42a23bbd55c4b6eefd61f95c234f712eb3ec20f9c00d7c3918f598c75264f6c3c620d70111ac8b0d83eeafde72de9bb |
| SHA1 hash: | c3132738eb45d66aad279355136ac2c68fd0bf20 |
| MD5 hash: | d006020aad7a08f79156f6e4d23e8777 |
| humanhash: | arkansas-skylark-delta-quiet |
| File name: | LEGECYMFG-KATALOG.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 76'288 bytes |
| First seen: | 2022-02-11 13:23:28 UTC |
| Last seen: | 2022-02-11 15:00:06 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 192:7OPQB3SNX9WP8d7RB8JHNcOthlebUEpzup1CJWYmWI:7TYX9Q8d7RitcOth8pzuMWYmW |
| Threatray | 388 similar samples on MalwareBazaar |
| TLSH | T1AA73D676E2C40336D9BB4F34D42F7A0C0772AE199C22AB5ED49C73791FF32814961A25 |
| File icon (PE): |  |
| dhash icon | 125ad212e9cd3682 (40 x AgentTesla, 21 x Loki, 19 x Heodo) |
| Reporter |  lowmal3 |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c3132738eb45d66aad279355136ac2c68fd0bf20
Verdict:
Suspicious activity
Analysis date:
2022-02-11 13:55:41 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Сreating synchronization primitives
Unauthorized injection to a recently created process
Creating a file
Sending a custom TCP request
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
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)
Tries to detect virtualization through RDTSC time measurements
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Status:
Malicious
First seen:
2022-02-11 13:24:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
unknown
Similar samples:
+ 378 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:iepw loader rat suricata
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Checks computer location settings
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
c679ae237789f035c9a6ee6f04eba66d5169ea42106c78a6cccee8b394aa15c5
MD5 hash:
d006020aad7a08f79156f6e4d23e8777
SHA1 hash:
c3132738eb45d66aad279355136ac2c68fd0bf20
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | exec_macros |
|---|---|
| Author: | ddvvmmzz |
| Description: | exec macros |
| 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.
Malspam
Delivery method
Distributed via e-mail attachment
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