MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b
SHA3-384 hash: 846680eb30230eef0513454dcc1742fb009246c0087e4fec63ad76ac006ab95b6e8016f630500b156c9215955575e324
SHA1 hash: 2d58f48e54e1c54e7b63e7ba2c9f50323994242a
MD5 hash: c0827a7bd617a2fcd31a3d751152c2e0
humanhash: monkey-charlie-rugby-enemy
File name:free_donate.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:2'770'944 bytes
First seen:2022-11-10 19:03:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 49152:Y00kMwfXeTG2JpMpukZ6obih7GQtMKc+l3s7RjE+SsZa:YJkduTG2JQdZ6nhYK1cu3
TLSH T123D5239D726076EFD95BC972CE790C24EB612077074B8703846392ADAD4C58AEF054FB
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
219
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
free_donate.exe
Verdict:
No threats detected
Analysis date:
2022-11-10 19:06:02 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8f13c511-16cf-448d-b674-8ec2e4dd6ee0

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/332104/
Detection(s):
PUA.Win.Packed.ConfuserEx-6391397-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Running batch commands
DNS request
Sending an HTTP GET request
Creating a file
Moving a system file
Possible injection to a system process
Changing the hosts file
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/636d4b237662ecf108399a01/reports/44eaadaa-bc5c-445e-b309-98a2a8b1e99e/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2fcac785-4c8f-41ef-b247-431a008184e1
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1110706
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates files in the system32 config directory
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Modifies power options to not sleep / hibernate
Modifies the context of a thread in another process (thread injection)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
Potential dropper URLs found in powershell memory
Powershell drops PE file
Sigma detected: Stop multiple services
Snort IDS alert for network traffic
Uses cmd line tools excessively to alter registry or file data
Uses powercfg.exe to modify the power settings
Uses schtasks.exe or at.exe to add and modify task schedules
Very long command line found
Writes to foreign memory regions
Yara detected Emotet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 743401 Sample: free_donate.exe Startdate: 10/11/2022 Architecture: WINDOWS Score: 100 57 rvn.2miners.com 2->57 59 pool.hashvault.pro 2->59 75 Snort IDS alert for network traffic 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 Antivirus detection for dropped file 2->79 81 11 other signatures 2->81 8 free_donate.exe 14 3 2->8         started        13 powershell.exe 2->13         started        15 powershell.exe 2->15         started        signatures3 process4 dnsIp5 61 ip-api.com 208.95.112.1, 49702, 80 TUT-ASUS United States 8->61 63 raw.githubusercontent.com 185.199.111.133, 443, 49703 FASTLYUS Netherlands 8->63 55 C:\Windows\System32\drivers\etc\hosts, ASCII 8->55 dropped 83 Very long command line found 8->83 85 May check the online IP address of the machine 8->85 87 Encrypted powershell cmdline option found 8->87 95 3 other signatures 8->95 17 cmd.exe 1 8->17         started        20 powershell.exe 8->20         started        23 cmd.exe 1 8->23         started        31 3 other processes 8->31 89 Creates files in the system32 config directory 13->89 91 Writes to foreign memory regions 13->91 93 Modifies the context of a thread in another process (thread injection) 13->93 25 dllhost.exe 13->25         started        27 conhost.exe 13->27         started        29 conhost.exe 15->29         started        file6 signatures7 process8 file9 65 Uses cmd line tools excessively to alter registry or file data 17->65 67 Uses schtasks.exe or at.exe to add and modify task schedules 17->67 69 Uses powercfg.exe to modify the power settings 17->69 33 icacls.exe 1 17->33         started        35 conhost.exe 17->35         started        37 reg.exe 1 17->37         started        45 21 other processes 17->45 51 C:\Program Filesbehaviorgraphoogle\Chrome\updater.exe, PE32+ 20->51 dropped 53 C:\...\updater.exe:Zone.Identifier, ASCII 20->53 dropped 39 conhost.exe 20->39         started        71 Modifies power options to not sleep / hibernate 23->71 41 conhost.exe 23->41         started        47 4 other processes 23->47 49 5 other processes 25->49 73 Powershell drops PE file 31->73 43 conhost.exe 31->43         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b/
Threat name:
ByteCode-MSIL.Trojan.Heracles
Create hunting rule
Status:
Malicious
First seen:
2022-11-10 19:04:14 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
19 of 25 (76.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=czuruataakmayh5mikdbbvz4vfryiigs4p5htsgrvauehchogb5q._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery evasion exploit
Link:
https://tria.ge/reports/221110-xqx3lsegcn/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Modifies registry key
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Deletes itself
Modifies file permissions
Drops file in Drivers directory
Possible privilege escalation attempt
Stops running service(s)
Modifies security service
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fd6a683f-eb1c-4499-9171-80ffbfc8e17d
Unpacked files
SH256 hash:
16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b
MD5 hash:
c0827a7bd617a2fcd31a3d751152c2e0
SHA1 hash:
2d58f48e54e1c54e7b63e7ba2c9f50323994242a
Link:
https://www.unpac.me/results/b64594c9-fbb9-4095-898a-157e4034c88a/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/16691a026002/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b

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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/332104/
  
URLhaus
https://urlhaus.abuse.ch/url/2407158/
  
URLhaus
https://urlhaus.abuse.ch/url/2407159/

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