MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3d3f87ccf17f08c06cf2b27159f134cdbba6a97e0b127bac605a4ccb09aab01e. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3d3f87ccf17f08c06cf2b27159f134cdbba6a97e0b127bac605a4ccb09aab01e
SHA3-384 hash: 3580d79058723203a9971aebccd8ab23b89891d89a2d303dda598f50419e478096c678ff6c568f4a8da431fe5080a0d7
SHA1 hash: a17aec8a4145f8904710873e3666946deee01952
MD5 hash: 86ce4cc271dc9e17934149404b640930
humanhash: avocado-aspen-alpha-pizza
File name:SecuriteInfo.com.Trojan.Inject4.33633.14922.25524
Download: download sample
Signature Formbook
Create hunting rule
File size:679'936 bytes
First seen:2022-06-09 14:47:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:uP9C8+jXbW9qT9q0yvWxvIzwycKMm8tsueF++RGcrFLufEbLorgpTCc:uPlCXKOnIeQzwycKMm8tsFUcXrof0Loq
TLSH T1FDE4235574A802C2E26F87752C2E000186B1F8D12A79EB3FA4487ACF67CDBD6C56F953
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)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
314
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.Inject4.33633.14922.25524
Verdict:
Malicious activity
Analysis date:
2022-06-09 14:57:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2d2a750b-cdd4-480c-882c-c88c9efda7f2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/278407/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.33633.14922.25524.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62a208416aa17a21fc2f3762/reports/14fbf23c-8fa4-4131-b0f3-334d6e58d0b3/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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2c097716-d160-4316-a553-cdc243bd77a8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1010150
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3d3f87ccf17f08c06cf2b27159f134cdbba6a97e0b127bac605a4ccb09aab01e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-09 12:21:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hu7ypthrp4ema3hswjyvt4juzw52nkl6bmjhxldaljgmwcnkwapa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:vecn loader rat
Link:
https://tria.ge/reports/220609-r6ey3sdea7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
e8ad8f1198c2cbb1550a6da142a35c710da8ca71b30788b41da6932fb8714aca
MD5 hash:
c5709a6fac3e442fe7e21d6b55406ace
SHA1 hash:
b508a4e7c36715b0d325dc04951198b3d9efa4b8
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/41e4caf4-292d-4225-b11d-3a279df73c06/
Parent samples :
0d6f7d870b27c6d1ad339d5d8f964913ca3830465ad33bc499b64c034991bc66
5b39db4d27b6a3c5822a06632dedb65df333f7ab938433ed4761eaf88cebf4e8
03fa6bc991b15a3d5cd507673d1cccd0b0279315e9a04924d908a9520609a1c3
3d3f87ccf17f08c06cf2b27159f134cdbba6a97e0b127bac605a4ccb09aab01e
04ec2e85da90b75bc6e711cc8ec74b7a79e16722652d944ff9fef180f3bdebaa
SH256 hash:
11b9af70e63823bf9f0cb670efb0f47aff0b1076aab2e88df34bf43aff3e06d8
MD5 hash:
ef669da5cf5ac642c4820f9d77093684
SHA1 hash:
c07595da2f0fde9fce539c7dba4ad08ba76fbd07
Link:
https://www.unpac.me/results/41e4caf4-292d-4225-b11d-3a279df73c06/
SH256 hash:
19d780a05f916d51ec0a6a73f5831ab4a00827b905edbf383c8ff58e4a877c89
MD5 hash:
b3b6137a37ea24d71339c8b74cf2ae8c
SHA1 hash:
7e428135bbc0f6ce2c88bee85c5de5fb9d379948
Link:
https://www.unpac.me/results/41e4caf4-292d-4225-b11d-3a279df73c06/
SH256 hash:
a675f303f6e1ed214cb7ae9910246a1d54565da05690b29001d713f2acaad961
MD5 hash:
feed7bf03a05e5d55c945349f4db4399
SHA1 hash:
19021308efc63f8063b7d9b805b2a75ba18b3833
Link:
https://www.unpac.me/results/41e4caf4-292d-4225-b11d-3a279df73c06/
SH256 hash:
3d3f87ccf17f08c06cf2b27159f134cdbba6a97e0b127bac605a4ccb09aab01e
MD5 hash:
86ce4cc271dc9e17934149404b640930
SHA1 hash:
a17aec8a4145f8904710873e3666946deee01952
Link:
https://www.unpac.me/results/41e4caf4-292d-4225-b11d-3a279df73c06/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3d3f87ccf17f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3d3f87ccf17f08c06cf2b27159f134cdbba6a97e0b127bac605a4ccb09aab01e

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:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

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/278407/

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