MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3. 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: ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3
SHA3-384 hash: 61c4f4b6e7df777d5a10273bacf9dbf3775487ffac5939e6f75e3d99481063340a28561786ce07f727df35cb07840b43
SHA1 hash: 18955ce83951ac6545f1119b4db6a05187545f7b
MD5 hash: 2227e82af165e9abd6be3e1f88b87bb5
humanhash: oklahoma-vegan-zebra-oscar
File name:JP181213001.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:254'492 bytes
First seen:2022-02-22 09:27:13 UTC
Last seen:2022-02-22 11:00:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:KxDfo1rhbX2NFhimS8ZjulyEQPuCPHn+yWsePPXP3W:++rh6jsmS8ZWyEIPH+yNmfPG
Threatray 13'528 similar samples on MalwareBazaar
TLSH T1D244126E21E0E1DBD2E3077025B3B739E2BF87187E54029397562F2EBE1170E5606786
File icon (PE):PE icon
dhash icon 706c76f6e6ec68e0 (1 x Formbook)
Reporter pr0xylife
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
213
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/243220/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.1.23196.30737.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6214acaca2660f3bb923d3ee/reports/9c923ad4-fa0c-4d73-a81c-20c8adc8a524/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/f1bedbad-3614-43d2-98c8-8f035ecb7350
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/943795
Signature
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
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
Sigma detected: CMSTP Execution Process Creation
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 576273 Sample: JP181213001.exe Startdate: 22/02/2022 Architecture: WINDOWS Score: 100 36 www.magicmea.com 2->36 38 www.secretparisguide.com 2->38 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 4 other signatures 2->54 12 JP181213001.exe 18 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Local\...\gdtvllu.exe, PE32 12->34 dropped 15 gdtvllu.exe 1 12->15         started        process6 signatures7 62 Multi AV Scanner detection for dropped file 15->62 64 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->64 66 Tries to detect virtualization through RDTSC time measurements 15->66 68 Injects a PE file into a foreign processes 15->68 18 gdtvllu.exe 15->18         started        21 conhost.exe 15->21         started        process8 signatures9 40 Modifies the context of a thread in another process (thread injection) 18->40 42 Maps a DLL or memory area into another process 18->42 44 Sample uses process hollowing technique 18->44 46 Queues an APC in another process (thread injection) 18->46 23 explorer.exe 18->23 injected process10 process11 25 cmstp.exe 23->25         started        signatures12 56 Modifies the context of a thread in another process (thread injection) 25->56 58 Maps a DLL or memory area into another process 25->58 60 Tries to detect virtualization through RDTSC time measurements 25->60 28 cmd.exe 1 25->28         started        30 explorer.exe 2 155 25->30         started        process13 process14 32 conhost.exe 28->32         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2022-02-22 09:28:10 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=747jjxwwjnb7mif2kso3tg5kggv525rsbg3a67e7zcclqlh2y3jq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0e60ab02aa9936b071370ea4d7163f77da68cc6eedb562016311e53f67502405
Formbook
5f3980e6686fe4d2dc41f24e42287d082cc894a57078e69e4a9554bec20ff5cc
Formbook
83ade97bc0f693761767e687204e11ba7bda7956db304f4a63ca56cab467bd1c
Formbook
945f67ae677681e14db036f753f47333556fea6f3837bef7399e440e6bc167d5
Formbook
99dfa5a36a438daadbbfd9c087e5a005287e5a2b25668ba57a7e78d34b1c3b0b
Formbook
c652919676cc6f3ea808c6e1023de343d27ed8f72f4f1b94523c4ecfb09bf223
Formbook
c6cbe14f336bc97cc4bf2db682cc36efc1b371f6cc45509ee347c29348903676
Formbook
d8b05baee601302f22a561d0686689994296a4fa6ce256bcedb9bfa899553c07
Formbook
ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3
Formbook
+ 13'518 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:d1s8 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220222-lfb7lsgcfp/
Behaviour
Gathers network information
Modifies data under HKEY_USERS
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
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
e5d696fbf8d8e1a510718cb1e0d1e97e23e09f8ab9c026d868883116881108dc
MD5 hash:
a35c4d2c705443e6cb2bb0bcc46c4152
SHA1 hash:
0cf8df6453e850cf896cc249ba0c8751184e71f8
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/023b72f8-a295-40e8-b8bd-69c525faaad6/
Parent samples :
ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3
8699ab95036f58c0853c87c8e15b01c4a27c5a955923fdd7b11b4c1761567f7c
SH256 hash:
cfcfca55a51118e2e4db034c5e2b2c617aa5f9b8bc7fb21f7c815fe557e77b04
MD5 hash:
bffd523d86aef5d314b588bcb5b5fc3a
SHA1 hash:
f7703d86eec993b68336ac2ce6ab581d42b21632
Link:
https://www.unpac.me/results/023b72f8-a295-40e8-b8bd-69c525faaad6/
SH256 hash:
ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3
MD5 hash:
2227e82af165e9abd6be3e1f88b87bb5
SHA1 hash:
18955ce83951ac6545f1119b4db6a05187545f7b
Link:
https://www.unpac.me/results/023b72f8-a295-40e8-b8bd-69c525faaad6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ff3e94ded64b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/ff3e94ded64b43f620ba549db99baa31abdd763209b60f7c9fc884b82cfac6d3

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.

Cape
Cape
https://www.capesandbox.com/analysis/243220/

Comments