MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 510bc545d130a8a3ba0761398b897e7f0840a393d7cd12d98699525e0eb8bfff. 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: 510bc545d130a8a3ba0761398b897e7f0840a393d7cd12d98699525e0eb8bfff
SHA3-384 hash: 25736c01270e25a1b76e857f07e040987d957fdcedf4ef7f8d0ea183d5eeaabefcef3d240d6c866c3ef72e4bd781adc7
SHA1 hash: 7818ac9e5254b1fe959f74566f3be7fa88a55c5a
MD5 hash: ee0de3f05153e63b2c59139b4dc6f4cd
humanhash: december-undress-oven-uncle
File name:Swift payment Copy.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:982'528 bytes
First seen:2022-03-08 12:03:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:JDj8cq5izuNgT3HvSynobd1sbDSR85/SnNSSf:7uOs18l/k
Threatray 13'910 similar samples on MalwareBazaar
TLSH T189257B10BED2243EE1EB897A0FC4AC3249D7B4E60216E2BF6C1EC6584FD956D8D91C71
File icon (PE):PE icon
dhash icon f2f160b08146c8ca (15 x SnakeKeylogger, 6 x GuLoader, 5 x AgentTesla)
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
1
# of downloads :
220
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/248235/
Detection(s):
SecuriteInfo.com.ArtemisEE0DE3F05153.12246.11571.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/622799ac0cd58dbd92688252/reports/66d104f1-ecca-40ed-bd40-33b89d370412/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/77fa44d0-edbb-4cd5-b574-38b18a38b6fb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/952506
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Self deletion via cmd delete
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/510bc545d130a8a3ba0761398b897e7f0840a393d7cd12d98699525e0eb8bfff/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-08 12:04:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
22 of 27 (81.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kef4krorgcukhoqhme4yxcl6p4eebi4t27grfwmgtfjf4dvyx77q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3802c17da19f4b86af70916d72948d6a73d6c388efdbae0598fdefc0ea0a5741
Formbook
81dc0dc902eb39bef1ff536e63644fac0d6aa928a200718185aaa21c137c7458
Formbook
9f5649294d8a9d4cc583e6bbcb11d8287e02f5221d3f7be4109048271f1112c2
Formbook
afdf1b728a94beb99d17537a9caa1cad644b86725578ac3fb350cf30c9441e7b
Formbook
be4f10f34cf9bf03b81c0d6a8814f9489908a690ede699f116178e9463ec1996
Formbook
c3096cfa6809f117e6d9d1011c57a91ab81055d92ff3348c51c47ceed7e330bc
Formbook
+ 13'900 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:n8bs loader rat
Link:
https://tria.ge/reports/220308-n8lymaefc2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
dd868f6769608967d3615244d33f6e8f88503caa101351338fe9e2f6df080b49
MD5 hash:
0c2beadcf112154928bd1073c4215742
SHA1 hash:
8f0006164b2acdfd43b5d65361d2f1be79c86fd6
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b28c0e88-560a-4545-af79-4966a82317b8/
Parent samples :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 hash:
175285bfa8a73b3990f54994b8825c1f3396635bc344939cd8d9fc60b9569b46
MD5 hash:
f26eb90c6addfc99fa0c2e63896216d2
SHA1 hash:
77e01b96d8c211d4d24fc0a1aae91122caf5f668
Link:
https://www.unpac.me/results/b28c0e88-560a-4545-af79-4966a82317b8/
SH256 hash:
6edde8cd8d3aa683c9b39dac7d2ddfc62c014b8c69512ab459f1a5c02e83d1a7
MD5 hash:
20231265eb4d9988fbd6ed9c17441cfb
SHA1 hash:
701d4b31dd941e988d27a5a1f842d0db7827cdca
Link:
https://www.unpac.me/results/b28c0e88-560a-4545-af79-4966a82317b8/
SH256 hash:
edbe41aae302e686beb079ef5787a598694fd6487bb4336d963651f139c6813a
MD5 hash:
e33ebf2db7b51575ff0c5388adcb3304
SHA1 hash:
3aff0ec3c1f5dd84f87c618a9446b55d36bf0219
Link:
https://www.unpac.me/results/b28c0e88-560a-4545-af79-4966a82317b8/
SH256 hash:
510bc545d130a8a3ba0761398b897e7f0840a393d7cd12d98699525e0eb8bfff
MD5 hash:
ee0de3f05153e63b2c59139b4dc6f4cd
SHA1 hash:
7818ac9e5254b1fe959f74566f3be7fa88a55c5a
Link:
https://www.unpac.me/results/b28c0e88-560a-4545-af79-4966a82317b8/
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/510bc545d130a8a3ba0761398b897e7f0840a393d7cd12d98699525e0eb8bfff

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 510bc545d130a8a3ba0761398b897e7f0840a393d7cd12d98699525e0eb8bfff

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/248235/

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