MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7230d625e58f4378e6bbd34d4ed2d55a79f3ad941d21efd18ba16e5afc7b00e4. 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: 7230d625e58f4378e6bbd34d4ed2d55a79f3ad941d21efd18ba16e5afc7b00e4
SHA3-384 hash: 14c9ef4c22a10dcd5e9856067d54f44237bab3049c3c1c4ab0fdad0a58b78ca301c8c517fbb18490509d0b64525eafc6
SHA1 hash: aba9c374478640ed989c856be945de5e5aff546e
MD5 hash: cdb14ff57d661eb45c2a7f79158616a1
humanhash: timing-spaghetti-pluto-louisiana
File name:8356017.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:454'954 bytes
First seen:2022-05-25 09:18:03 UTC
Last seen:2022-05-25 09:49:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 55f3dfd13c0557d3e32bcbc604441dd3 (124 x Formbook, 18 x Loki, 13 x AgentTesla)
ssdeep 6144:o0YXSzvtRdfb5as9TNQJRguaWc2kCkA1WKX/i+j0Mj8gAGv:rz1fNai7u1ck3rqe2q
TLSH T175A4E3A0627AEE6EC903047153347AE6ADDEEAD9C4C6429533AC39DB74DD3F46304983
TrID 92.9% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133)
3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
1.1% (.EXE) Win64 Executable (generic) (10523/12/4)
0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 04bc8e96b68e8a90 (1 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
291
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
8356017.exe
Verdict:
Malicious activity
Analysis date:
2022-05-25 09:22:46 UTC
Tags:
installer formbook trojan stealer
Link:
https://app.any.run/tasks/7afb7797-83d4-4c5d-b621-01e0808a3f93

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/274450/
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
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll wacatac
Link:
https://www.filescan.io/uploads/628df451370bb1455cc4f4dc/reports/e8f7f385-ae27-408b-b23b-4981f0c78afa/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/4db2245d-8254-4deb-ba39-1a7c179063dc
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1001426
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 633922 Sample: 8356017.exe Startdate: 25/05/2022 Architecture: WINDOWS Score: 100 34 www.whwdlaw.com 2->34 36 www.cache-time.tech 2->36 52 Snort IDS alert for network traffic 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 5 other signatures 2->58 12 8356017.exe 19 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\znugjr.exe, PE32 12->32 dropped 15 znugjr.exe 12->15         started        process6 signatures7 70 Multi AV Scanner detection for dropped file 15->70 72 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->72 74 Tries to detect virtualization through RDTSC time measurements 15->74 76 Injects a PE file into a foreign processes 15->76 18 znugjr.exe 15->18         started        process8 signatures9 44 Modifies the context of a thread in another process (thread injection) 18->44 46 Maps a DLL or memory area into another process 18->46 48 Sample uses process hollowing technique 18->48 50 Queues an APC in another process (thread injection) 18->50 21 explorer.exe 18->21 injected process10 dnsIp11 38 miyauchigumi-f.com 49.212.243.105, 49793, 80 SAKURA-CSAKURAInternetIncJP Japan 21->38 40 www.coffeecandlecards.com 74.208.236.220, 49800, 80 ONEANDONE-ASBrauerstrasse48DE United States 21->40 42 10 other IPs or domains 21->42 60 System process connects to network (likely due to code injection or exploit) 21->60 62 Uses netstat to query active network connections and open ports 21->62 25 NETSTAT.EXE 21->25         started        signatures12 process13 signatures14 64 Modifies the context of a thread in another process (thread injection) 25->64 66 Maps a DLL or memory area into another process 25->66 68 Tries to detect virtualization through RDTSC time measurements 25->68 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7230d625e58f4378e6bbd34d4ed2d55a79f3ad941d21efd18ba16e5afc7b00e4/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2022-05-25 07:46:19 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
20 of 41 (48.78%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=oiynmjpfr5bxrzv32ngu5uwvlj47hlmuduq67umlufxfv7d3adsa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:he8c loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220525-k9nbasheg6/
Behaviour
Enumerates system info in registry
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
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Adds policy Run key to start application
Executes dropped EXE
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
e54ebeb7cad2d6f5dd1b853f840d4a33270d1a335e508a6ed91e247d0f6c4ea4
MD5 hash:
ab5fca44856e9635a8088d7132743f9b
SHA1 hash:
f7098408ec10a420d968a13a7a9e237101d224d0
Link:
https://www.unpac.me/results/ff1a784f-3106-42d8-8a76-5cfc0f2a5768/
SH256 hash:
7230d625e58f4378e6bbd34d4ed2d55a79f3ad941d21efd18ba16e5afc7b00e4
MD5 hash:
cdb14ff57d661eb45c2a7f79158616a1
SHA1 hash:
aba9c374478640ed989c856be945de5e5aff546e
Link:
https://www.unpac.me/results/ff1a784f-3106-42d8-8a76-5cfc0f2a5768/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7230d625e58f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/7230d625e58f4378e6bbd34d4ed2d55a79f3ad941d21efd18ba16e5afc7b00e4

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: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.

Malspam

Formbook

Executable exe 7230d625e58f4378e6bbd34d4ed2d55a79f3ad941d21efd18ba16e5afc7b00e4

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/274450/

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