MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea39ef726a260646969f23058b85b56d46bec1625b0be4c7e6ca4fe1ef067c05. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ea39ef726a260646969f23058b85b56d46bec1625b0be4c7e6ca4fe1ef067c05
SHA3-384 hash: a9a9a96a6c2d11852a51e47ebf3a96c1ef864976abb9223459ee4251d1e3ddc10a7f39ae29a25724295a538426ca7e3a
SHA1 hash: 9d7433ce92161936d6ab8d0c16a2cc259e641fbb
MD5 hash: b1265c8d1d7f7906eedced3b0a03d426
humanhash: fanta-wolfram-cola-batman
File name:SecuriteInfo.com.Suspicious.Win32.Save.a.28269.4851
Download: download sample
Signature Formbook
Create hunting rule
File size:362'672 bytes
First seen:2022-07-13 12:48:17 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 6144:u4XCY0JFt9r+ltoPfm8oiicuOfBDJyLni/hE9YDbmg:u4x0Lr+ltoPO8ozY5JyriaYDbmg
TLSH T12274AD9BB64CA78EC60BCAB1B9B40D341650AF775312C912B4C7FE6D497C59FAB001E2
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 6ccccc9cc4d8e8f4 (41 x Formbook, 34 x AgentTesla, 3 x AveMariaRAT)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/287058/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.16459.19743.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Launching a process
Creating a file
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated overlay packed
Link:
https://www.filescan.io/uploads/62cebf5e3ec0b0689976e021/reports/5406d08e-4089-4de0-8a64-6a6c104a8c1a/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/f248d8a0-de29-4f4c-a011-dcb340bfe52a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1030169
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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 virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 662663 Sample: SecuriteInfo.com.Suspicious... Startdate: 13/07/2022 Architecture: WINDOWS Score: 100 33 www.getsolarcalculator.com 2->33 35 www.intgerityinsurance.com 2->35 37 parkingpage.namecheap.com 2->37 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->49 51 4 other signatures 2->51 10 SecuriteInfo.com.Suspicious.Win32.Save.a.28269.exe 1 2->10         started        signatures3 process4 file5 31 SecuriteInfo.com.S...ave.a.28269.exe.log, ASCII 10->31 dropped 61 Writes to foreign memory regions 10->61 63 Allocates memory in foreign processes 10->63 65 Injects a PE file into a foreign processes 10->65 14 cvtres.exe 10->14         started        17 cvtres.exe 10->17         started        19 cvtres.exe 10->19         started        signatures6 process7 signatures8 67 Modifies the context of a thread in another process (thread injection) 14->67 69 Maps a DLL or memory area into another process 14->69 71 Sample uses process hollowing technique 14->71 73 Queues an APC in another process (thread injection) 14->73 21 WWAHost.exe 14->21         started        24 explorer.exe 14->24 injected 75 Tries to detect virtualization through RDTSC time measurements 17->75 process9 dnsIp10 53 Modifies the context of a thread in another process (thread injection) 21->53 55 Maps a DLL or memory area into another process 21->55 57 Tries to detect virtualization through RDTSC time measurements 21->57 27 cmd.exe 1 21->27         started        39 www.liveforracing.com 3.64.163.50, 49767, 80 AMAZON-02US United States 24->39 41 www.captivate-skincare.com 24->41 43 2 other IPs or domains 24->43 59 System process connects to network (likely due to code injection or exploit) 24->59 signatures11 process12 process13 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ea39ef726a260646969f23058b85b56d46bec1625b0be4c7e6ca4fe1ef067c05/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-07-13 07:48:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
17 of 26 (65.38%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5i4664tkeydenfu7emcyxbnvnvdl5qlclmf6jr7gzjh6d3ygpqcq._file
Verdict:
malicious
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:nanocore family:xloader campaign:r8f2 keylogger loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220713-p2b1hsebhr/
Behaviour
Creates scheduled task(s)
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
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Adds policy Run key to start application
Executes dropped EXE
Xloader payload
Formbook
NanoCore
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE Possible NanoCore C2 60B
Malware Config
C2 Extraction:
seabillion.duckdns.org:1212
185.140.53.6:1212
Unpacked files
SH256 hash:
73b74ef4872cb6e6679f83b1c29871fda108fc706b6a1d4f9825a103ff7dd109
MD5 hash:
941e54d645922b3a2b7c9be130986fdc
SHA1 hash:
f852286154825989f5bb213d0d7d1ea8f24ac3ad
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
XLoader
Create hunting rule
Link:
https://www.unpac.me/results/ae01d2cb-83c0-41f5-ba12-76c2a2bd629d/
Parent samples :
de49a5cfff0d5447c11dd55ff9ff4c28b4b0b8374e29746bfc273f06211674a0
ea39ef726a260646969f23058b85b56d46bec1625b0be4c7e6ca4fe1ef067c05
c187aa087dc7554493f7dca9c772d3b5e06def3281e7408b7c93309fff0ae3d6
ec65bfdbeb2e11a9618ad25795cb01a24ca42e3256444451c4f1be9c2c5dd167
74186c840d62d1183b33207df15c3ecf07e4f1d90d11cd5ab74f0f59573f3a58
SH256 hash:
7fad6c44a48783281dcd4f4ba3023f8089e21f37ee663857057b4d7733eb0399
MD5 hash:
a1229c8f33789a46866d3a786d2885f1
SHA1 hash:
09b82dcd176ab106cd50513a704a301bd30030be
Link:
https://www.unpac.me/results/ae01d2cb-83c0-41f5-ba12-76c2a2bd629d/
SH256 hash:
ea39ef726a260646969f23058b85b56d46bec1625b0be4c7e6ca4fe1ef067c05
MD5 hash:
b1265c8d1d7f7906eedced3b0a03d426
SHA1 hash:
9d7433ce92161936d6ab8d0c16a2cc259e641fbb
Link:
https://www.unpac.me/results/ae01d2cb-83c0-41f5-ba12-76c2a2bd629d/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ea39ef726a26/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/ea39ef726a260646969f23058b85b56d46bec1625b0be4c7e6ca4fe1ef067c05

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:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
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.

Cape
Cape
https://www.capesandbox.com/analysis/287058/

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