MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753
SHA3-384 hash: 53f76edfc73a7502b7bbfdaa2d05a16867afad1a18b5acbac5566005c6fcd875d9ea454c55ac7bf677946ffdcf106133
SHA1 hash: 4b8426d32f073c78efea9f9b769836f4b267aa5d
MD5 hash: 8e253a4c2a40386879663c0cd10bd64f
humanhash: vegan-earth-california-march
File name:pago.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:841'728 bytes
First seen:2022-09-28 07:37:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:n75rRGqJR3Tr9lOCz72p5ZANW2GHremi/Bvq4PmJP:lrd3Tr9l77w5+W2GHrefi4S
Threatray 15'070 similar samples on MalwareBazaar
TLSH T15F05DF279BE95F47D01163B88491C2B057AAEF45A02EC2436EEE7C9FB0767D19211F13
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)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
277
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/314267/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.389.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/6333f9dbd5955f6f49d53f70/reports/24db9ba4-c727-4ccb-9ff8-1a06db4780aa/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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/be52a2ed-169a-4e43-a546-34e09f3e100a
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1079031
Signature
.NET source code contains potential unpacker
Deletes itself after installation
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
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
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Link:
https://mwdb.cert.pl/sample/408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2022-09-22 18:50:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
17 of 40 (42.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=icbyb3y45qhlqg6sa2frheo2fmsog6gff7fersklsiwzudgfo5jq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2e6b14e41b3f871355635c7427cb1531a9b61a37e137f90a590d21eab7648f2f
Formbook
649e67dfa9829d849ab0e2e5dd9c40702dbb89cf5a8a02ad111c5f2df79c411f
Formbook
8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef
Formbook
9139fdd15709f2c468d431d7557a6b3feb5d3bca897ade47452567070103be7e
Formbook
ba162d7df1cd1beb851a29a69054491959d8ee6ad27f18b3e9dc57a3f6df1122
Formbook
d2f322cb15f591ef314eda3cb164f8ab0ca0048f89c8694cf9bc6ca39a2785fb
Formbook
f5e4fe8ba1f482c650dfe0122078475da2330edf2a0bab3357ff071d27fa1a36
Formbook
+ 15'060 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:wias rat spyware stealer trojan
Link:
https://tria.ge/reports/220928-jgdqqagdgn/
Behaviour
Gathers network information
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/53f903d6-939a-41b4-b235-97887422d855
Unpacked files
SH256 hash:
f9f443ec5ce461a860f9c44611b089f090c0abe76c497a5adb3346d1248c396b
MD5 hash:
dc498424bbaa9dacb52586aecf5b8541
SHA1 hash:
aa06f54c65ab0f94b47154a27283afc1c8b7f532
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
Parent samples :
8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef
f5e4fe8ba1f482c650dfe0122078475da2330edf2a0bab3357ff071d27fa1a36
9139fdd15709f2c468d431d7557a6b3feb5d3bca897ade47452567070103be7e
757f1d0b58f293625cab63b5f8f3d6e4e5c2fdd7a49ad94c4fc8a506f468a395
f5079aa9467fb2854be80b49fa4cb761b8e4bbd0166ec958aa367258219894bd
408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753
SH256 hash:
815a7c965a5bd3a494c4c17f3e272566afd991963517824a417df406db17e38a
MD5 hash:
255a1cc2c2df72e3317fe544c38132b0
SHA1 hash:
a07ba8dada60c4621c0acff345faa81b0ad5ccef
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
SH256 hash:
c315af65ceaed3a33eb8a2d2cdcd69c4a6d0d7f1f9670fb05ffc69fdd1291e68
MD5 hash:
e12ffa907794dbb87783adbc2b04830e
SHA1 hash:
7bc867f4226ae5e8ff2a3d7223b2a7ba7df59359
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
SH256 hash:
2470b39032f6182252039c88199016566b0de30c6aa02163a143427afedd12af
MD5 hash:
c3a1924684ca30ed22234ce1d9111dfc
SHA1 hash:
7347706241422758c06440fd6044ae4e042b456b
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
SH256 hash:
48247a659b038fa4b3da6ff03ba14c70ac12c2b8b4efe6273a412b7eab5d3caa
MD5 hash:
93238fcb128deabc56dc2250615522a5
SHA1 hash:
47ab744970e47936215acd04be5292dd1328edf7
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
SH256 hash:
408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753
MD5 hash:
8e253a4c2a40386879663c0cd10bd64f
SHA1 hash:
4b8426d32f073c78efea9f9b769836f4b267aa5d
Link:
https://www.unpac.me/results/6e5a8654-b772-4d2b-8626-fb7d3ee18ccc/
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/408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753

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

Executable exe 408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/314267/

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