MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 443fb70e1be9c75e3039b69bb4909d06cced84f1b1f7793396014f0c40e5b9a3. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 443fb70e1be9c75e3039b69bb4909d06cced84f1b1f7793396014f0c40e5b9a3
SHA3-384 hash: 1097c1f6f3422d6c2e39ba2cd505e2698968a36062eefc7e5f63c8a413a0c80d71f89513ddfebb642ed662629517bfe0
SHA1 hash: 0247f2a9762ddf63bb38db3fe796bc81e26b12a5
MD5 hash: e36301c3b034f5fbfc25bba4e4fbd970
humanhash: oven-nine-hamper-johnny
File name:e36301c3b034f5fbfc25bba4e4fbd970
Download: download sample
Signature Formbook
Create hunting rule
File size:13'824 bytes
First seen:2022-07-27 11:57:28 UTC
Last seen:2022-07-27 12:34:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 192:e6Ry7oJfk8KSQR949VonDNeTR32NeT4+vDMPv:e57oJftKPR949VoDNekNek+vDC
TLSH T12B52F72573048494E9618E328C938A54063BF913443DBA5D3BCC6D2F6F33F9996A3BB1
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)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
349
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://198.12.89.157/g/fre5.exe
Verdict:
Malicious activity
Analysis date:
2022-07-27 10:51:55 UTC
Tags:
opendir loader
Link:
https://app.any.run/tasks/c2817586-8950-4206-bc74-a6439ca61fee

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/294626/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.443.9350.20456.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.DownLoaderNET.443.13012.30813.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
Launching the process to change network settings
Launching cmd.exe command interpreter
Sending a custom TCP request
Setting browser functions hooks
Query of malicious DNS domain
Sending an HTTP GET request to an infection source
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed wacatac
Link:
https://www.filescan.io/uploads/62e128ce7dd0cb902f056a6c/reports/d1f36028-0154-4fc2-8b70-8ce9fc2922a8/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/75e61192-8f4b-4dff-bc1d-1b9733c08c25
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1041796
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
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)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
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
Writes to foreign memory regions
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 674290 Sample: 7tppKZqHsr Startdate: 27/07/2022 Architecture: WINDOWS Score: 100 40 www.lambertsmarketplace.com 2->40 58 Snort IDS alert for network traffic 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 9 other signatures 2->64 11 7tppKZqHsr.exe 15 7 2->11         started        signatures3 process4 dnsIp5 48 sucon.ga 192.185.174.179, 49732, 80 UNIFIEDLAYER-AS-1US United States 11->48 34 C:\Users\user\AppData\Roaming\...\Sddijs.exe, PE32 11->34 dropped 36 C:\Users\user\...\Sddijs.exe:Zone.Identifier, ASCII 11->36 dropped 38 C:\Users\user\AppData\...\7tppKZqHsr.exe.log, ASCII 11->38 dropped 74 Creates an undocumented autostart registry key 11->74 76 Encrypted powershell cmdline option found 11->76 78 Writes to foreign memory regions 11->78 80 2 other signatures 11->80 16 MSBuild.exe 11->16         started        19 powershell.exe 17 11->19         started        file6 signatures7 process8 signatures9 50 Modifies the context of a thread in another process (thread injection) 16->50 52 Maps a DLL or memory area into another process 16->52 54 Sample uses process hollowing technique 16->54 56 2 other signatures 16->56 21 explorer.exe 16->21 injected 25 conhost.exe 19->25         started        process10 dnsIp11 42 www.spexwest.systems 21->42 44 www.wwwy1me.com 156.250.143.206, 49846, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 21->44 46 8 other IPs or domains 21->46 66 System process connects to network (likely due to code injection or exploit) 21->66 27 rundll32.exe 21->27         started        signatures12 process13 signatures14 68 Modifies the context of a thread in another process (thread injection) 27->68 70 Maps a DLL or memory area into another process 27->70 72 Tries to detect virtualization through RDTSC time measurements 27->72 30 cmd.exe 1 27->30         started        process15 process16 32 conhost.exe 30->32         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/443fb70e1be9c75e3039b69bb4909d06cced84f1b1f7793396014f0c40e5b9a3/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-07-27 11:58:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
20 of 26 (76.92%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iq73odq35hdv4mbzw2n3jee5a3go3bhrwh3xsm4wafhqyqhfxgrq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:sn12 rat spyware stealer trojan
Link:
https://tria.ge/reports/220727-n45vyadedq/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Unpacked files
SH256 hash:
443fb70e1be9c75e3039b69bb4909d06cced84f1b1f7793396014f0c40e5b9a3
MD5 hash:
e36301c3b034f5fbfc25bba4e4fbd970
SHA1 hash:
0247f2a9762ddf63bb38db3fe796bc81e26b12a5
Link:
https://www.unpac.me/results/7de8260b-85b9-46f5-afc5-5117a97709ec/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/443fb70e1be9/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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.

Web download

Formbook

Executable exe 443fb70e1be9c75e3039b69bb4909d06cced84f1b1f7793396014f0c40e5b9a3

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2261828/
Cape
Cape
https://www.capesandbox.com/analysis/294626/

Comments


Avatar
zbet commented on 2022-07-27 11:57:35 UTC

url : hxxp://198.12.89.157/g/fre5.exe