MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a47a850a25cff7adfff29cef93aadf6b800a9556fb573886e9237023d930e135. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a47a850a25cff7adfff29cef93aadf6b800a9556fb573886e9237023d930e135
SHA3-384 hash: f4c670a5d2007d72c271d6f1ad5e131000f2be4453778956b282a20e28547e9f2aa7c36d3b96dae7ea048a86bef04eb0
SHA1 hash: 831091b455377b6ec139461b227b06924bf55a1e
MD5 hash: 2df9c68a0973765d878fc05a0c8368ed
humanhash: triple-whiskey-hawaii-one
File name:SecuriteInfo.com.W32.AIDetectNet.01.14791.1704
Download: download sample
Signature Formbook
Create hunting rule
File size:702'976 bytes
First seen:2022-08-23 08:38:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'470 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Vc529Fu3XDG27ji9XYAm0aYUpG+Bz8tRQZbJkFIGQz:Y2UG2HyXYAm0bcvz8oBJAQz
TLSH T1EAE4129532506837CEE803F684A79D835B747E166D50EBC87CE071EB55B2B8DA301B8B
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon c0866969696986c0 (7 x Loki, 6 x Formbook, 2 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
284
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.14791.1704
Verdict:
Malicious activity
Analysis date:
2022-08-23 08:39:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8fe3a007-3f7e-4a10-9836-e125d745bbe7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/300422/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.14791.1704.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching a process
Searching for the window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630492a3f205e2ee7670dcfa/reports/20d83548-1168-4bbf-9040-281d240b377e/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a115ad46-96d0-4bbd-8bd5-f2fd0533464d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1056091
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a47a850a25cff7adfff29cef93aadf6b800a9556fb573886e9237023d930e135/
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-08-23 06:07:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
44
AV detection:
27 of 40 (67.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ur5ikcrfz732377sttxzhkw7noaavfkw7nltrbxjenychwjq4e2q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/220823-kkac5scbcm/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
455a3cae28427a525cd178af5c1aa491840a24ff7923a10f45315e2efba638b5
MD5 hash:
96606c6c33c0eff6cb30a8d870aca9ba
SHA1 hash:
3bb9c79d8227e0f035c270735ff73d53ae6e0656
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/62625b2f-cdd1-41ac-9bff-a33584be11c5/
Parent samples :
cde8d1b67e70594bf9013c5c15e66f3a821d0d79844c2cd98ec1bd8c7f7726c5
a47a850a25cff7adfff29cef93aadf6b800a9556fb573886e9237023d930e135
3bfafe9ecf875868dc6a8c42c2d01457344ea3f4b816ca0b4705b5895f5be8f8
767dad6238b9acfa6e6bd99129a741df3fcaf6d4c508e65d58a9c1972405c33c
af32e8b62de48289c78883d9616cc57bdca4774e102ec3ceca462c77886cebce
SH256 hash:
ceda93fdfce3ad8e4f800d4f2d940d793b68b4b0b254b652bf42e13dbd189ba7
MD5 hash:
786afe844ec1723b635cace747b60efd
SHA1 hash:
fa647a584a7fcad392147a182e3a2435b3ad5bb9
Link:
https://www.unpac.me/results/62625b2f-cdd1-41ac-9bff-a33584be11c5/
SH256 hash:
9a33a3e21bffae489cc548b532300f39a810b1143b5e2bb0e6d63895aa1abb89
MD5 hash:
aa9b0b92d747802e30785a7beab73ff7
SHA1 hash:
e6622929afd0e3c239c217f8cadedf409de266fc
Link:
https://www.unpac.me/results/62625b2f-cdd1-41ac-9bff-a33584be11c5/
SH256 hash:
dfeb345f0f5021755f9e1c80e077929afe667f5745a1b000c108c7937c4d0b89
MD5 hash:
e96349f540417e3d06ce0f51e4b4907c
SHA1 hash:
b87ba09cc5cde64a0e2e50864c185348ab36e687
Link:
https://www.unpac.me/results/62625b2f-cdd1-41ac-9bff-a33584be11c5/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/62625b2f-cdd1-41ac-9bff-a33584be11c5/
SH256 hash:
a47a850a25cff7adfff29cef93aadf6b800a9556fb573886e9237023d930e135
MD5 hash:
2df9c68a0973765d878fc05a0c8368ed
SHA1 hash:
831091b455377b6ec139461b227b06924bf55a1e
Link:
https://www.unpac.me/results/62625b2f-cdd1-41ac-9bff-a33584be11c5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/a47a850a25cff7adfff29cef93aadf6b800a9556fb573886e9237023d930e135

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/300422/

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