MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 35256002ef756a42079880ccdec95862e80830e69ebc56225f2b2a34ec28f771. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 35256002ef756a42079880ccdec95862e80830e69ebc56225f2b2a34ec28f771
SHA3-384 hash: caf57b16d4aeabe216f21fe52283e8493875f79705e00c2d2ba179d297bc2488fa88d7e7275dad522adfb798a1362932
SHA1 hash: 9b7f0452d2e9e6632457724f106d0b84ae8a8070
MD5 hash: 9c6e67ca7790e12c09fa65bacf8b0618
humanhash: saturn-zebra-hydrogen-cola
File name:FATURA HESABI.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:25'600 bytes
First seen:2022-06-30 08:52:35 UTC
Last seen:2022-06-30 10:01:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 768:lqIUmNgbqPGeWxSHoCKbEMfnTbxB4hPM0:lqANgbkGeVorEMfnTbxB4hPM0
TLSH T12BB2A50677485B72D0EE0A36D04AE770E722A65C8CA78F75C050AB8BB0DA3135D6FDE5
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 f8bc3c44ccdcd088 (8 x SnakeKeylogger, 3 x Formbook, 3 x PureCrypter)
Reporter pr0xylife
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
219
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/284554/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62bd646e6ad95faf97e07c05/reports/0b782ec0-1294-40c0-ae16-9206f818849b/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:
Malicious
Link:
https://analyze.intezer.com/analyses/34c7958b-ea46-4f94-aca0-4b0f7f1fadd9
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1022467
Signature
.NET source code contains potential unpacker
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)
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
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 654964 Sample: FATURA HESABI.exe Startdate: 30/06/2022 Architecture: WINDOWS Score: 100 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for URL or domain 2->41 43 Multi AV Scanner detection for dropped file 2->43 45 9 other signatures 2->45 8 FATURA HESABI.exe 15 7 2->8         started        process3 dnsIp4 37 baltimorenfts.com 202.87.223.85, 443, 49768 OCENET-AS-APOCESdnBhdISPMY Malaysia 8->37 31 C:\Users\user\AppData\...\Fngbplfvu.exe, PE32 8->31 dropped 33 C:\Users\...\Fngbplfvu.exe:Zone.Identifier, ASCII 8->33 dropped 35 C:\Users\user\...\FATURA HESABI.exe.log, ASCII 8->35 dropped 47 Creates an undocumented autostart registry key 8->47 49 Encrypted powershell cmdline option found 8->49 51 Writes to foreign memory regions 8->51 53 Injects a PE file into a foreign processes 8->53 13 InstallUtil.exe 8->13         started        16 InstallUtil.exe 8->16         started        18 powershell.exe 15 8->18         started        20 2 other processes 8->20 file5 signatures6 process7 signatures8 57 Modifies the context of a thread in another process (thread injection) 13->57 59 Maps a DLL or memory area into another process 13->59 61 Sample uses process hollowing technique 13->61 63 Queues an APC in another process (thread injection) 13->63 22 explorer.exe 13->22 injected 65 Tries to detect virtualization through RDTSC time measurements 16->65 24 conhost.exe 18->24         started        26 conhost.exe 20->26         started        process9 process10 28 wscript.exe 22->28         started        signatures11 55 Tries to detect virtualization through RDTSC time measurements 28->55
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/35256002ef756a42079880ccdec95862e80830e69ebc56225f2b2a34ec28f771/
Threat name:
ByteCode-MSIL.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2022-06-29 22:52:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=guswaaxpovveeb4yqdgn5skymluaqmhgt26fmis7fmvdj3bi65yq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:gf9d rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220630-kta12ahedj/
Behaviour
Gathers network information
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
35256002ef756a42079880ccdec95862e80830e69ebc56225f2b2a34ec28f771
MD5 hash:
9c6e67ca7790e12c09fa65bacf8b0618
SHA1 hash:
9b7f0452d2e9e6632457724f106d0b84ae8a8070
Link:
https://www.unpac.me/results/6f60cd56-6fa5-4eba-9970-3dc5e25114d4/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/35256002ef75/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/35256002ef756a42079880ccdec95862e80830e69ebc56225f2b2a34ec28f771

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/284554/

Comments