MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3
SHA3-384 hash: 40c52729e76107d6df08f9c2ded5cac25ba8b0a7ba630758cf8943d52ec6d182601a300323646cb24bbd054716ad03b3
SHA1 hash: 449d8d3e5c6a2460a0015ae66a44087ea6920d77
MD5 hash: 50968c3535895352d411a89114c20feb
humanhash: glucose-sierra-oscar-florida
File name:SecuriteInfo.com.Trojan.Olock.1.12604.14787
Download: download sample
Signature Formbook
Create hunting rule
File size:868'864 bytes
First seen:2022-07-12 08:47:30 UTC
Last seen:2022-07-12 08:54:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:lvxkCDMYQm1gerq098QRqQawiBqCLU3zgzrb0SPfAdSIojjm9kGwYjtGNy/7p:lvSCDVFue8QRVaTdLU3zgjzssNa
TLSH T16105F129FF29CF56D25C1B36C4F30B54277896B68202EF8F2BF505282D133A61D86AD5
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 18a219d4d4198a10 (20 x AgentTesla, 12 x Formbook, 10 x SnakeKeylogger)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
280
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan.Olock.1.12604.14787
Verdict:
Malicious activity
Analysis date:
2022-07-12 08:54:55 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/7fbd93d6-2fe6-4404-ab95-cc98a6c080a6

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/286492/
Detection(s):
SecuriteInfo.com.Trojan.Olock.1.12604.14787.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm packed
Link:
https://www.filescan.io/uploads/62cd358122051a09ca737e2c/reports/64f604fd-7058-40d2-b8ef-6c370a61d03f/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/a1ce51bf-0932-426e-80ff-0cdc56ddbbd4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1029248
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for dropped file
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
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 661743 Sample: SecuriteInfo.com.Trojan.Olo... Startdate: 12/07/2022 Architecture: WINDOWS Score: 100 48 www.followpanelbd.com 2->48 50 www.berendsit.com 2->50 62 Malicious sample detected (through community Yara rule) 2->62 64 Antivirus detection for URL or domain 2->64 66 Multi AV Scanner detection for dropped file 2->66 68 8 other signatures 2->68 11 SecuriteInfo.com.Trojan.Olock.1.12604.exe 23 2->11         started        signatures3 process4 file5 40 C:\Users\user\AppData\...40QprQRmmRihX.exe, PE32 11->40 dropped 42 C:\Users\...42QprQRmmRihX.exe:Zone.Identifier, ASCII 11->42 dropped 44 C:\Users\user\AppData\Local\...\tmp275E.tmp, XML 11->44 dropped 46 SecuriteInfo.com.T...ock.1.12604.exe.log, ASCII 11->46 dropped 72 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 11->72 74 Uses schtasks.exe or at.exe to add and modify task schedules 11->74 76 Adds a directory exclusion to Windows Defender 11->76 15 RegSvcs.exe 11->15         started        18 RegSvcs.exe 11->18         started        20 powershell.exe 24 11->20         started        22 2 other processes 11->22 signatures6 process7 dnsIp8 78 Modifies the context of a thread in another process (thread injection) 15->78 80 Maps a DLL or memory area into another process 15->80 82 Sample uses process hollowing technique 15->82 84 Queues an APC in another process (thread injection) 15->84 25 explorer.exe 15->25 injected 86 Tries to detect virtualization through RDTSC time measurements 18->86 29 conhost.exe 20->29         started        52 192.168.2.1 unknown unknown 22->52 31 conhost.exe 22->31         started        signatures9 process10 dnsIp11 54 www.howirep.com 25->54 70 System process connects to network (likely due to code injection or exploit) 25->70 33 colorcpl.exe 25->33         started        signatures12 process13 signatures14 56 Modifies the context of a thread in another process (thread injection) 33->56 58 Maps a DLL or memory area into another process 33->58 60 Tries to detect virtualization through RDTSC time measurements 33->60 36 cmd.exe 33->36         started        process15 process16 38 conhost.exe 36->38         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-12 07:52:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v5ibdvantbuze3specbxfj27zvp5evd7lzag47s3lznkwss3ptjq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:pdrq evasion loader persistence rat spyware stealer suricata
Link:
https://tria.ge/reports/220712-kqevtadea3/
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
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Xloader payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
6f4cda18157722edcd242e0c10cc18deea5aa3a349680aa8b157720dc8829993
MD5 hash:
c5a6bba1ea2cadec4cdf5477e62ea64b
SHA1 hash:
f4376d51073613df4951bf087c7af89997f59edc
Link:
https://www.unpac.me/results/28ca40ef-7fa1-4adf-a4c4-5a9b60f921fe/
SH256 hash:
af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3
MD5 hash:
50968c3535895352d411a89114c20feb
SHA1 hash:
449d8d3e5c6a2460a0015ae66a44087ea6920d77
Link:
https://www.unpac.me/results/28ca40ef-7fa1-4adf-a4c4-5a9b60f921fe/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/af5011d40d98/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/af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3

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.

Cape
Cape
https://www.capesandbox.com/analysis/286492/

Comments