MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b66fc87dff2d8feb58c2d19e67ca54a0dc0139d0fc9de0ff4bd3e0c2b1fac519. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b66fc87dff2d8feb58c2d19e67ca54a0dc0139d0fc9de0ff4bd3e0c2b1fac519
SHA3-384 hash: bcf288140f2f0172d97cc6255a428be89a705e2665a3e8d604e7ec24dd43fd85b1e25d422170ee151b901980b9fb6642
SHA1 hash: cae80d12d5deff61dae302e3d83cae8f0472211f
MD5 hash: d557c38c880b3c4e2ba7bd8a17674e30
humanhash: ten-mirror-florida-crazy
File name:(G0170-PF3F-21-0510).exe
Download: download sample
Signature Formbook
Create hunting rule
File size:765'440 bytes
First seen:2021-05-10 06:54:01 UTC
Last seen:2021-05-10 07:02:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:trpBVw1hhhiW7V/lWVrbbA2NOnVxU07L+WjrVCCFOi+hj48va4HQfyYxuB2UWYgz:xGhhhmbApnTU0+WjrVCgO/hj4W642UWD
Threatray 5'105 similar samples on MalwareBazaar
TLSH BAF4E03027CC6A3EC3AF4175C015C58056F5EB066313CA5EAFD57A5D1A2630AF633B6A
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/153742/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/721151
Signature
C2 URLs / IPs found in malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 409493 Sample: (G0170-PF3F-21-0510).exe Startdate: 10/05/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 8 other signatures 2->42 10 (G0170-PF3F-21-0510).exe 3 2->10         started        process3 file4 28 C:\Users\...\(G0170-PF3F-21-0510).exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 54 Injects a PE file into a foreign processes 10->54 14 (G0170-PF3F-21-0510).exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 developmentignited.com 162.241.226.127, 49771, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 galleryalireza.com 51.195.62.12, 49772, 80 OVHFR France 17->32 34 4 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 svchost.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b66fc87dff2d8feb58c2d19e67ca54a0dc0139d0fc9de0ff4bd3e0c2b1fac519/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-05-10 06:54:13 UTC
AV detection:
11 of 46 (23.91%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzx4q7p7fwh6wwgc2gpgpssuudoacooq7so6b72l2pqmfmp2yumq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2a728511ab345b4207ea5959439df12205796548388cc170b427110f9cc247dd
Formbook
2deb22be02f4464416048e124a39c1a8df4f29ba90d783d27bfcefa29ddce161
Formbook
3b6134b61b84f0653135f7372c8fafe9dd0a35cd658a510de22b9dd9f8bf6257
Formbook
3c0c946bd49128824271aa80cde029b625c3c1ca3ba6df6b3408cccddc02296e
Formbook
56368dfb68347ec22ba4d8d1d16e1acc9dbf37acf30803ef92f75f27f0a6a6a5
Formbook
78b11874a66b80ec78962b27c352a643d1a11c7f5cf9273f0db06df3f4f7e76c
Formbook
a2e99d0aabd8f0ad83b885eccf313563526a58b2da435bf34dad29294c712efe
Formbook
b35de004189f271fe754dd614e5fbbc299425f5aca9ebf1f935bf26696964853
Formbook
b3c5b3cf581d15fcbacf67b4bdba199bfe7089704875746109b3206eb07b99e2
Formbook
c7b835a38f13c18350ba953a8f57f8c90a237804c377ba32d6fd212daa08e98c
Formbook
+ 5'095 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210510-3j2ftbqwf6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.panda810.com/sve/
Unpacked files
SH256 hash:
dc079b42f77256b86578d3ed180e89ebbc49cf2edbd1328d8a40efae8b3b3d36
MD5 hash:
a513c0ba2f5e0553e5fafcbc7251d336
SHA1 hash:
959abec6005eb72f4c2344be20bcab5e890d048e
Link:
https://www.unpac.me/results/e9e01976-4a6a-41c8-8c1d-598bd3c173fb/
SH256 hash:
b66fc87dff2d8feb58c2d19e67ca54a0dc0139d0fc9de0ff4bd3e0c2b1fac519
MD5 hash:
d557c38c880b3c4e2ba7bd8a17674e30
SHA1 hash:
cae80d12d5deff61dae302e3d83cae8f0472211f
Link:
https://www.unpac.me/results/e9e01976-4a6a-41c8-8c1d-598bd3c173fb/
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/b66fc87dff2d8feb58c2d19e67ca54a0dc0139d0fc9de0ff4bd3e0c2b1fac519

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/153742/

Comments