MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 219e1bcb43db44538c443e303f0f8849bc44382e3ab6575f4419df311e55dbc7. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 219e1bcb43db44538c443e303f0f8849bc44382e3ab6575f4419df311e55dbc7
SHA3-384 hash: 45948ba6b311aeb025b06c1b5b2bd1010a160d8037a91128f7b0362510d08bbb800765bc34abdd173e9386540fc1942b
SHA1 hash: 21c24bc09dd088fe3789fa19715ee71f27a7c6b5
MD5 hash: 3e3963ad67e91c92563f0b8bec9c327d
humanhash: timing-earth-jig-two
File name:3e3963ad67e91c92563f0b8bec9c327d.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:592'896 bytes
First seen:2021-02-24 08:05:37 UTC
Last seen:2021-02-24 10:50:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:1xQ/cqr04hhtvM3TSYQfnv2hxfbj/KTTCsnu7FprigzQsZ:0LhYTStfnUnKTCsa7kO
Threatray 3'809 similar samples on MalwareBazaar
TLSH 11C46C2432845B6DF43EFB3A9519240FA3F5B647D719CACBBD8941CF1C22E8487A5B12
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
132
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
00113221.xlsx
Verdict:
Malicious activity
Analysis date:
2021-02-24 06:56:54 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/52150d3c-ecad-4dd5-b435-729ef91dfa5f

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/118924/
Detection(s):
SecuriteInfo.com.TR.AD.Swotter.akxro.21095.9901.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/616333
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 357174 Sample: N5eld3tiba.exe Startdate: 24/02/2021 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 7 other signatures 2->42 10 N5eld3tiba.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...285eld3tiba.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 N5eld3tiba.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 www.bg3222.com 72.44.77.68, 49741, 80 MULTA-ASN1US United States 17->30 32 somossyrup.com 160.153.136.3, 49737, 80 GODADDY-AMSDE United States 17->32 34 2 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 control.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/219e1bcb43db44538c443e303f0f8849bc44382e3ab6575f4419df311e55dbc7/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-02-24 08:06:11 UTC
AV detection:
14 of 48 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egpbxs2d3ncfhdcehyyd6d4ijg6eiobohk3fox2edhptchsv3pdq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
393b127088802012cba2a9b9065c17069669c919e6513b34f57d30d12f631d76
Formbook
5180e6ef19db039d8365f3cb9690424e61504a80ab94a12738a633b6cdc5fccb
Formbook
56368dfb68347ec22ba4d8d1d16e1acc9dbf37acf30803ef92f75f27f0a6a6a5
Formbook
5d5d64a87a5d888443e8d7a25046922fa4a39fe5952a45635dd66321e616bb14
Formbook
5d617282230f991221360f213e15b0e62d0c462afc3d32299c9b410658fbb106
Formbook
720ffc99aa96c665aae27db46f776476c37ca113db207790579adfd81c73ad05
Formbook
8c5a90a4c4470d05fff7757920aa0a8bf56edab04f4eb926ba789652f1bfc74c
Formbook
8cbda95915fcb9696e4e221cdb72f9dc9175af27e348f05bede3f988aee9070c
Formbook
957c5b5a6f0af47354f9ed2d09522fc671b8c0af06e3f3a5b6354e111b2c8129
Formbook
e68f17cfe87742103150ca9abd6cc16581caa6e0e0243d03fae2c89c2609c974
Formbook
+ 3'799 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/210224-kqtxgq1zj2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.arcticairpetchill.com/dgn/
Unpacked files
SH256 hash:
e624003658c4f8b349f567c82229fd15d1e63d3d20fe6f7b4388403038cd2a44
MD5 hash:
b6ce7c1d81b9271eab825ea63de154c3
SHA1 hash:
0e7b89555314f8908c1098b652c9bf50e5ecc27b
Link:
https://www.unpac.me/results/74fc5a34-79b1-4766-9fe5-4b485984585b/
SH256 hash:
219e1bcb43db44538c443e303f0f8849bc44382e3ab6575f4419df311e55dbc7
MD5 hash:
3e3963ad67e91c92563f0b8bec9c327d
SHA1 hash:
21c24bc09dd088fe3789fa19715ee71f27a7c6b5
Link:
https://www.unpac.me/results/74fc5a34-79b1-4766-9fe5-4b485984585b/
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 219e1bcb43db44538c443e303f0f8849bc44382e3ab6575f4419df311e55dbc7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1026927/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/118924/

Comments