MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9b8ef6f170a3f6d196ac13599fcd5317c450c210d05a8d52285fd0eb4a17d333. 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: | 9b8ef6f170a3f6d196ac13599fcd5317c450c210d05a8d52285fd0eb4a17d333 |
|---|---|
| SHA3-384 hash: | dd31478667d4ff17b9c0c18d1a1ff85ddc3693c23d2863b323f1395072866bcf32a054bbc60ebc9cf90a90f76523072e |
| SHA1 hash: | 737f626180682dd9a6068dd4189b7320c540c175 |
| MD5 hash: | da4eb6f94b898ba8a559857d9104ff95 |
| humanhash: | undress-iowa-beer-washington |
| File name: | da4eb6f94b898ba8a559857d9104ff95.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 874'496 bytes |
| First seen: | 2021-02-21 18:23:55 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:/cCe+0tdgnTQEHovHUKeTQl3SogKNSNJJ5I5iZpTzP:0R+0knXnKeTE3XNSNJJ5TZ5z |
| Threatray | 3'839 similar samples on MalwareBazaar |
| TLSH | 6205492123D86B0CF07A77745574090E57F6B94AEB36DA8EBC90548F0DA2B82DB1B317 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
147
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-02-21 18:24:11 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'829 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.rizrvd.com/bw82/
Unpacked files
SH256 hash:
e624003658c4f8b349f567c82229fd15d1e63d3d20fe6f7b4388403038cd2a44
MD5 hash:
b6ce7c1d81b9271eab825ea63de154c3
SHA1 hash:
0e7b89555314f8908c1098b652c9bf50e5ecc27b
SH256 hash:
9b8ef6f170a3f6d196ac13599fcd5317c450c210d05a8d52285fd0eb4a17d333
MD5 hash:
da4eb6f94b898ba8a559857d9104ff95
SHA1 hash:
737f626180682dd9a6068dd4189b7320c540c175
Please note that we are no longer able to provide a coverage score for Virus Total.
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
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