MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c46a92e83e8eb0a6bd7e963824a1411a4f0c10e18774be0d60c5a25acecd059. 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: 8c46a92e83e8eb0a6bd7e963824a1411a4f0c10e18774be0d60c5a25acecd059
SHA3-384 hash: 99ac9e1f0e624dc21bae8a3c7a6747c9022fad14a21052329e735ed9f913efecc291ee5f442869558d64b51b2b465657
SHA1 hash: e3354f7a90c001eecb2cdc928ef01a92c80f28fd
MD5 hash: 505950df7aba11233acf758ff5001d59
humanhash: sink-xray-hotel-juliet
File name:SecuriteInfo.com.W32.AIDetectNet.01.4302.29233
Download: download sample
Signature Formbook
Create hunting rule
File size:679'424 bytes
First seen:2022-08-30 08:34:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:Hl10F75e3SwffsNUBP+50iYPDFwOPUnHk0q1CIq29RrriNzUXzR55Ks4C6UtV2F:HgZ5Lwrm5rY9UnEZy2DSpWFKsmU/
TLSH T18EE4124EB056932AF6180B3042F1F326427FBF0950B3C6DE8DD6F1E565E57A6880BA52
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 5fb863cf9890b626 (14 x Formbook, 9 x AgentTesla, 8 x Loki)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
290
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.4302.29233
Verdict:
Malicious activity
Analysis date:
2022-08-30 08:34:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/95d7305c-d6f2-478a-9381-dff678c2be41

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/302438/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.4302.29233.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Sending a custom TCP request
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630dcbfa2fdf5a082592ceef/reports/f215f203-8761-4991-b2ae-6eb1f19f4d26/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.
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1060338
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c46a92e83e8eb0a6bd7e963824a1411a4f0c10e18774be0d60c5a25acecd059/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2022-08-30 08:15:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
10 of 26 (38.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrdkslud5dvqu26x5fryesqucgspbqiodb3uxygwbrncllhm2bmq._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/220830-kgz5dsfeh9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
bd0570130604ce7984aa17c4539faf7aecc0af38565f79f793b721588e7445bd
MD5 hash:
6f22fc93da1334f3d2850d0d855e5d58
SHA1 hash:
f9e80a384e53088ca01b7e41f7b5dbffc01ca353
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/31810ff0-0111-4702-a79d-30cd5a6c61ba/
Parent samples :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 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/31810ff0-0111-4702-a79d-30cd5a6c61ba/
SH256 hash:
f64a409c4540aed62180ac2643d729148ce634cb1ed531b3b38089199a398e4b
MD5 hash:
ea04e98b9e2ddac5af9167d1969c80bc
SHA1 hash:
775b33932e9360826fc50811b906400501170e8d
Link:
https://www.unpac.me/results/31810ff0-0111-4702-a79d-30cd5a6c61ba/
SH256 hash:
83e3d77aa1f004d053863a2c446f316391a13131403a9709c16c6c1e2ec3e7ae
MD5 hash:
d3a2ea4d7909300d5dd22f62cdd60043
SHA1 hash:
4dcb808e3704fedef3334173762239da3c24144e
Link:
https://www.unpac.me/results/31810ff0-0111-4702-a79d-30cd5a6c61ba/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/31810ff0-0111-4702-a79d-30cd5a6c61ba/
SH256 hash:
8c46a92e83e8eb0a6bd7e963824a1411a4f0c10e18774be0d60c5a25acecd059
MD5 hash:
505950df7aba11233acf758ff5001d59
SHA1 hash:
e3354f7a90c001eecb2cdc928ef01a92c80f28fd
Link:
https://www.unpac.me/results/31810ff0-0111-4702-a79d-30cd5a6c61ba/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8c46a92e83e8/report/overview.html
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/8c46a92e83e8eb0a6bd7e963824a1411a4f0c10e18774be0d60c5a25acecd059

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/302438/

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