MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 afa7fb82ff2a4862bc1a047d8a6640636ec2aded44fe057ba45515a906709423. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: afa7fb82ff2a4862bc1a047d8a6640636ec2aded44fe057ba45515a906709423
SHA3-384 hash: 0cd5019d7b84f48f1d933cd0614d58547b418462818a419579e2d7467784d5b715d5c95c75ba6111d1b0eb26242f7f28
SHA1 hash: 48fdfbffd23dfd4dd8e761b6e1f8699a0dc1e2bf
MD5 hash: 3da2bbc7fa49cc1214d98adbfc02b23d
humanhash: missouri-bacon-cola-mirror
File name:REVISED_.EXE
Download: download sample
Signature Formbook
Create hunting rule
File size:783'872 bytes
First seen:2022-08-31 12:18:49 UTC
Last seen:2022-08-31 14:38:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Pp59xohG+3w/befIbF75esGwOpfr84R4/2Vqo4tcXss0hJAp85grN5iUYzOYUmBE:boL3wzefIbZ5GwuftSoNpZZrXiUYzOY4
TLSH T1CEF4D00EFA66C911F2A42B33C2E592044335AF09E127D75F79C863A959433ABCE47787
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 a261f4b2bacc7192 (15 x Formbook, 10 x AgentTesla, 8 x SnakeKeylogger)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/306825/
Detection(s):
SecuriteInfo.com.Variant.Tedy.195528.31740.3919.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630f523f3e9e50b1baeff778/reports/c37de01c-c2d5-4b57-af1d-684ec1c4f63b/overview
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.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1061528
Behaviour
Behavior Graph:
n/a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/afa7fb82ff2a4862bc1a047d8a6640636ec2aded44fe057ba45515a906709423/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-08-31 10:56:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
24 of 40 (60.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=v6t7xax7fjegfpa2ar6yuzsamnxmflpnit7ak65ekuk2sbtqsqrq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/220831-pg6pdseaeq/
Behaviour
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of web browsers
Blocklisted process makes network request
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/9c809e82-f8ff-465a-8bdc-25584b3d88d3/
Parent samples :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 hash:
fc5810c2bbbc5bc0de84db9e4a711d63ad307dc119164ae94d91e766d10a0078
MD5 hash:
964fe2ec01d274c1a16a5f16dc7870eb
SHA1 hash:
faa97e1955a27bc796e1943f8ae104098c5145ff
Link:
https://www.unpac.me/results/9c809e82-f8ff-465a-8bdc-25584b3d88d3/
SH256 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/9c809e82-f8ff-465a-8bdc-25584b3d88d3/
SH256 hash:
b5ec752b2faba88c133ef480b7c8a6d2ebc8c87eda59ffda4f20fc72957cfa22
MD5 hash:
f0c2a81997f2233c23f0129241655ed9
SHA1 hash:
97dcc0169c129ef3e4cf07a8ef5aa1381b1bdff8
Link:
https://www.unpac.me/results/9c809e82-f8ff-465a-8bdc-25584b3d88d3/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/9c809e82-f8ff-465a-8bdc-25584b3d88d3/
SH256 hash:
afa7fb82ff2a4862bc1a047d8a6640636ec2aded44fe057ba45515a906709423
MD5 hash:
3da2bbc7fa49cc1214d98adbfc02b23d
SHA1 hash:
48fdfbffd23dfd4dd8e761b6e1f8699a0dc1e2bf
Link:
https://www.unpac.me/results/9c809e82-f8ff-465a-8bdc-25584b3d88d3/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/afa7fb82ff2a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/afa7fb82ff2a4862bc1a047d8a6640636ec2aded44fe057ba45515a906709423

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.

Malspam

Formbook

img e47a611f36e2953717b1be9ee75546a9a75cbf915f92bbd7b6db79d67cc3f3d4

Formbook

Executable exe afa7fb82ff2a4862bc1a047d8a6640636ec2aded44fe057ba45515a906709423

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 e47a611f36e2953717b1be9ee75546a9a75cbf915f92bbd7b6db79d67cc3f3d4
Cape
Cape
https://www.capesandbox.com/analysis/306825/
  
Dropped by
MD5 e49506061a961168119db870799b6910

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