MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8f3b797579aed1c2c235e47ef2ec0c46836025f12cf15da5e4039900cba4771. 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: 14


Intelligence 14 IOCs YARA 7 File information Comments
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SHA256 hash: f8f3b797579aed1c2c235e47ef2ec0c46836025f12cf15da5e4039900cba4771
SHA3-384 hash: 0b6f85472d4d80cb578aeeba71b2568fdbd9393bcd7913cf3d578d1c78b29898480bfe10c5f307fdc570f738a1ebc554
SHA1 hash: fcfda158a12abdbea56af9b622bb670d4eba3d41
MD5 hash: b8883e8c884ef4171b3f2f4566151690
humanhash: blossom-stairway-bakerloo-earth
File name:MARMEA - PROVISION (QUOTATION).exe
Download: download sample
Signature Formbook
Create hunting rule
File size:640'619 bytes
First seen:2023-06-27 13:03:21 UTC
Last seen:2023-06-27 13:43:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 12288:ZYDEBUYYOyN7qp4R8OXQOHg/6tb6FwIrkLQ4BUFyG/qFTqzNJP:ZYDoY1NGSxgixIwU4BUIGiF2JJP
Threatray 1'704 similar samples on MalwareBazaar
TLSH T1ABD423E490B1DC07DC7963B0A07A6D9F4B9EDCA688D2230713D0594AB937E429B5F336
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter malwarelabnet
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
292
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MARMEA - PROVISION (QUOTATION).exe
Verdict:
Malicious activity
Analysis date:
2023-06-27 13:04:38 UTC
Tags:
autoit
Link:
https://app.any.run/tasks/72dd9637-a27a-44e0-b0f7-2ec6b39dc5d8

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/403222/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.21712.7530.6513.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/92863/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/649ade43b9c57904851e323d/reports/dbe9f03e-cb8d-48d1-bd1f-13eb946198dd/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f8f3b797579aed1c2c235e47ef2ec0c46836025f12cf15da5e4039900cba4771
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a5555a88-c4f9-4cec-9668-c55c1fd59369
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1262072
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to modify clipboard data
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f8f3b797579aed1c2c235e47ef2ec0c46836025f12cf15da5e4039900cba4771/
Threat name:
Win32.Trojan.Nemesis
Create hunting rule
Status:
Malicious
First seen:
2023-06-27 06:23:41 UTC
File Type:
PE (Exe)
Extracted files:
32
AV detection:
17 of 37 (45.95%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7dz3pf2xtlwrylbdlzd66lwayrudmas7clhrlws6ia4zadf2i5yq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
20a605a18b48b55adb6ae9c0024013be69ec884e7407ca50b39177035dc7b948
Formbook
229a362af904ef7a4e3f570733f8f39689e7f79851e85c9e2b58810b6b489e41
Formbook
49d0d2a3b58255fd7c36dacc34c5ef977187f2e1ecc8cfd4cf0e35c47824fa8b
Formbook
576e3168405699f48e603e3d52162c5b63e1a881c27ac2f8436d3c5a9639df6c
Formbook
59ffd2713fcc721ea5c57944cb6443be5061ff49ba76fa31e3ae4a75577a7da1
Formbook
9f481b7bce2c18a021eaf7b528f3447ca82fae6ee4d46ad6b12befd6decae14d
Formbook
c8ceceea071185485187862365097bbb02345c6519788db06c76d2286bec4efc
Formbook
cbc37fa7560c3c3a29bbaf09c0f1938f9fe9af848485efec8c9a7eb4b8fe1dbe
Formbook
f4a33b8f7fb094518fd522f620884e2b19c0f0e6176049d0995a2c8692d1d933
Formbook
+ 1'694 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230627-qaxnksfa6t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
e439f02b72a882498d512689f380e1323c4d8342578fe8608e81061cf4a8aee1
MD5 hash:
3d90ab79b9719aded136b7cd437ebb21
SHA1 hash:
dbec6e868a293cb0bd58d35191b1423ab8942384
Link:
https://www.unpac.me/results/26d76ff3-be7e-4f36-9d89-b9c97b35381f/
Parent samples :
90e38d684c63fee4e5d7bdd16c4409022bf9edfc7cf266b9e49936962ce37b03
24fca3cd8aad055b2284fdf5c0cd73642b88bb19de7c3137361e46529da5b67f
8a2edeef9978d454882bfb233d9cd77505618b854f7899b27aeb095ff8ebb3f4
cc7cb2ebb12103aea621ec7962819aced4680b4322bc213a9257b36c8f2dab3e
cfa0a176bad0046bd498a5a7f5140ca92734b096c541a54acd1b002f228ec47c
22f34cc0b56ea1709b3af15b41b43fc40fca2b77debb8400108d3f517ee2ed4a
607e8a91c76f444784c2cbc1090cf8724d882d9861641a1f6e0de6b2b9401859
2de4a8c16d3643a3c58c63f4e7df2836919316635c05718dac1e474b6eb7fe29
ec61895ef8af01ff00970e46f7ba98c24bf9079d71e09d3c18576f1a9efc93c2
c1955052a26634f3571423dc64d3fd10c55fdb27f29eb3afd292787693ffcf91
4d4f7a1cb34d5309e1c82e7110209c974a08b3e82eaaf7799d7d9a3a176132ca
48860a4eb801109046a591d18809b1ff3e2b658f2a09c6fb36c4948cb88eb939
08ec22dd1d931a9d4194d5e46bc42914e62227c11e9fedce2175fe6a53eb4f92
6bef7c9809b35c7a2111872544e68aa29b8323f5936b6b1122c5f4138cf6e1e8
7e18e5fe9e980c48ad67cc2ce7423e818e15c1256e2ffe4ce85c5cfbd5b30877
5dbc3e721cd340dd80bfa7d0127d920f5f2630aa4b3b3ecfb8d2af9f28f0e208
4fe8bbc88d7a8cc0eec24bd74951f1f00b5127e3899ae53de8dabd6ff417e6db
6b6676267c70fbeb3257f0bb9bce1587f0bdec621238eb32dd9f84b2bcd7e3ea
1ffa8b06cb779360f8c42ccd4527ae3076d25d11b3a90976f04ea430173e9b85
e92f111b8aa01289f72c66585219861e0117c9939de56741cbb234fee55536fe
b69687c4b9aa0c1599840ea90562d3833367e8095addfc725fc2b52fad6ee565
SH256 hash:
f8f3b797579aed1c2c235e47ef2ec0c46836025f12cf15da5e4039900cba4771
MD5 hash:
b8883e8c884ef4171b3f2f4566151690
SHA1 hash:
fcfda158a12abdbea56af9b622bb670d4eba3d41
Link:
https://www.unpac.me/results/26d76ff3-be7e-4f36-9d89-b9c97b35381f/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f8f3b797579a/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/f8f3b797579aed1c2c235e47ef2ec0c46836025f12cf15da5e4039900cba4771

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

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/403222/

Comments