MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4136247829572b4210102e01bef684b8e5cbc8ebd9d8dc6a87de79ca62a51630. 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


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4136247829572b4210102e01bef684b8e5cbc8ebd9d8dc6a87de79ca62a51630
SHA3-384 hash: 524c5c6b1662ad92f38f63219fe4609ab2cb4a3835af2431fcfedb0e9cf920d5cbeb94e1cbe3f2fb39cdb182127c52bc
SHA1 hash: e919ecce564dadc8cb577f74e224c54820e5f4ed
MD5 hash: 52800ff51815328d40423b05573a6311
humanhash: eighteen-hawaii-robert-asparagus
File name:SecuriteInfo.com.Backdoor.MSIL.Bladabindi.23571
Download: download sample
Signature Formbook
Create hunting rule
File size:622'080 bytes
First seen:2021-02-19 22:57:12 UTC
Last seen:2021-02-19 23:55:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:OwijcvmXR+nin+nin+nitOiwNODrDZVadZOA8yS57B6urbKGn+niu:OwhOXR+in+in+iMi5DhVQ0ya6urbKW+i
Threatray 3'824 similar samples on MalwareBazaar
TLSH 5DD48CD32E94DB28E47A53BC5263F210A3F7BC06E331D58DED85309B2965E83975A603
Reporter SecuriteInfoCom
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
227
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/118068/
Detection(s):
SecuriteInfo.com.Backdoor.MSIL.Bladabindi.23571.UNOFFICIAL
Create hunting rule

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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/613135
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
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:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4136247829572b4210102e01bef684b8e5cbc8ebd9d8dc6a87de79ca62a51630/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2021-02-19 21:05:12 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1432f0240c91b7439722df807e35ef9b4cc9b126f3e5d42cedb27b28751118d7
Formbook
170eb254fe7cae506272dd7f934000734f55648fcefab6843eca50311a98a07d
Formbook
36dabaa854dac855255b08b096a1fb6cee39f910dfbd2101812a0c5d33b1a983
Formbook
5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f
Formbook
6a37a2a65393b805bbe4e7e4e42b642da433e9caa7436aaeb9df8ab0fc6679b9
Formbook
8241caa4d6c5a09290864492d19dee143f0f80074d370135c0f91bad01c16ee3
Formbook
a4ed754c1a38fd8fc24bb4ec7f5da899c254df070bcc8cfd7b16778701c4b72d
Formbook
a8fe6d7fa624e8e96f71d3ff6375a012b44b51f06179feb7cef8c33fd6d38570
Formbook
dc5f7d89ab2465597ff7fa9f544326613aeaab2afa6e2e457ba5fc0da15bd450
Formbook
fd43374c3bef6b11ed3bd01e3830cb6c62cab1bdb3ffcf0f3c29de7151513b0a
Formbook
+ 3'814 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210219-bracejntks/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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:
b2f91d1427c7b60a3ad485bed04ba75636560783c9265a8f26542d5f6aa5d8a9
MD5 hash:
5ad6dc03137fc80e4e691f4b409d9120
SHA1 hash:
edb38e49ce79ecce33ce9a891df56468c3a4016e
Link:
https://www.unpac.me/results/5b923032-eadb-4687-86af-ad38474f9744/
SH256 hash:
4136247829572b4210102e01bef684b8e5cbc8ebd9d8dc6a87de79ca62a51630
MD5 hash:
52800ff51815328d40423b05573a6311
SHA1 hash:
e919ecce564dadc8cb577f74e224c54820e5f4ed
Link:
https://www.unpac.me/results/5b923032-eadb-4687-86af-ad38474f9744/
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 4136247829572b4210102e01bef684b8e5cbc8ebd9d8dc6a87de79ca62a51630

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/118068/
  
URLhaus
https://urlhaus.abuse.ch/url/1020113/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1020118/

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