MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0
SHA3-384 hash: 1055bc1c77ad523e87b043363dc6e6b5de45a6a0122cee68b15130302f5a0ac6a8b951f29bf7776673fd5d4ddfddbde3
SHA1 hash: 502b58ec5259bc954f91cfc8a6e11010453df819
MD5 hash: a9aa5937e09501e97e40e0fcf97fac55
humanhash: freddie-blue-cat-foxtrot
File name:a9aa5937e09501e97e40e0fcf97fac55.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:937'984 bytes
First seen:2021-01-29 08:46:41 UTC
Last seen:2021-01-29 10:54:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:lVxP6Bd6pjWahwCXuCxlymspo3LnbvHsXdvRpJp0X/VwbN4+vtE+LtZ/NRMiWitP:DxP6Bd6VeGltLn7Hszp709wqYTfV
Threatray 3'625 similar samples on MalwareBazaar
TLSH 8A15CF313218AF6AF53F97F48160144097F6B82FE325DA8EBCE564EF5950F80D262A53
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
118
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RAPID SOA.xlsx
Verdict:
Malicious activity
Analysis date:
2021-01-27 05:55:31 UTC
Tags:
encrypted exploit CVE-2017-11882 trojan formbook stealer
Link:
https://app.any.run/tasks/0540f65a-d122-42a7-a1ac-6dca27f40e0d

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/114670/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.59919.6326.31772.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/593690
Signature
Antivirus detection for URL or domain
Found malware configuration
Injects a PE file into a foreign processes
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 345885 Sample: b7cXFsHPtI.exe Startdate: 29/01/2021 Architecture: WINDOWS Score: 100 31 www.wdcsupport.com 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 7 other signatures 2->45 11 b7cXFsHPtI.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\b7cXFsHPtI.exe.log, ASCII 11->29 dropped 55 Tries to detect virtualization through RDTSC time measurements 11->55 57 Injects a PE file into a foreign processes 11->57 15 b7cXFsHPtI.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.bytecommunication.com 108.62.32.215, 49753, 80 LEASEWEB-USA-LAX-11US United States 18->33 35 amruta-varshini.com 34.102.136.180, 49740, 49752, 49756 GOOGLEUS United States 18->35 37 6 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cscript.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-01-27 15:18:56 UTC
AV detection:
12 of 29 (41.38%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ncp75hvcmqia5nguzleqhkmhkzkunf3iqnzbokpztlcaybeztdqa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
02c0281a3070fbfa697f994301423a453091101f4c1c174360352e52e910642f
Formbook
30dd3160b2a93b2b20726e2707ad4781b8e6e3802865fc1f0582a3b9eb1644e0
Formbook
420f06103fac607a08bc7ff557201ffc5fc4f693aa52df9476171ed5398d8bf5
Formbook
c383b5258941145e0402f4d3be4b2f0c19dbcb842f9d2954e1acf8806a1b9800
Formbook
c58e2d245f99b53a5d4006c4f1daac8085b622eeab9958a576e7b82ae8e8380d
Formbook
c689182f2eb4ca29f372d9c51d15ac878f7cb6a5b0abf6b83a6e53abb5279c95
Formbook
cc26bac0f47c7d3853f301243a6cca755b3eebd571133ddbb247998caa8d8682
Formbook
cf18069218b5b834227fa33133f629f24be9c582eeb0caaf0d7641520b1d9748
Formbook
e919d1c10bd867f71a99a7aaa5c52221c4e79341c2389880596a8d1ef9ed5a13
Formbook
fc4a97c809b221101e5bd66497e1c058c8b33913c336a74183c7d7f7caedc803
Formbook
+ 3'615 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/210129-k4mhkt6sas/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.bytecommunication.com/aky/
Unpacked files
SH256 hash:
0886cb189a2501ed59a473228a47d17fb6b4e29f810bf3c7e995c82ecba4fc69
MD5 hash:
2ce3b24c2b9360453d217ca2c117d66f
SHA1 hash:
fa4b14d19c125b17ab197706a27e8ebd709bae1b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/48540bcc-c377-410d-b4a2-b749a8402979/
Parent samples :
c383b5258941145e0402f4d3be4b2f0c19dbcb842f9d2954e1acf8806a1b9800
fc4a97c809b221101e5bd66497e1c058c8b33913c336a74183c7d7f7caedc803
30dd3160b2a93b2b20726e2707ad4781b8e6e3802865fc1f0582a3b9eb1644e0
c58e2d245f99b53a5d4006c4f1daac8085b622eeab9958a576e7b82ae8e8380d
cf18069218b5b834227fa33133f629f24be9c582eeb0caaf0d7641520b1d9748
cc26bac0f47c7d3853f301243a6cca755b3eebd571133ddbb247998caa8d8682
02c0281a3070fbfa697f994301423a453091101f4c1c174360352e52e910642f
689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0
d8b5647390a41edddb0e0f20479a7723bf337ff86784335bb24decdb2a220a26
f730752f0004b350ae3feabc65cad92908079f4ced927cf320228621eec9bac8
6133a328e01379d6e45f954db62359ec9217b220a1e359253dd479bce7905b19
SH256 hash:
0b730c6f5cc155d797c2a209476330baf809fbefa15c10e55a39407947190312
MD5 hash:
1c5189a811ff0bf188a7782bb04dd53d
SHA1 hash:
6123828b27f807a79b1e28eea39230ca39cbcbe4
Link:
https://www.unpac.me/results/48540bcc-c377-410d-b4a2-b749a8402979/
SH256 hash:
23b0a8e4c8802bd7f18324ce89168f4faa97ef2175896a16ac0e6ad5d1b21bab
MD5 hash:
1bdbeca7101d4b7b6e579f72dbb0d2bd
SHA1 hash:
5fc3bfe318d8038f360b836a9583502140290a78
Link:
https://www.unpac.me/results/48540bcc-c377-410d-b4a2-b749a8402979/
SH256 hash:
689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0
MD5 hash:
a9aa5937e09501e97e40e0fcf97fac55
SHA1 hash:
502b58ec5259bc954f91cfc8a6e11010453df819
Link:
https://www.unpac.me/results/48540bcc-c377-410d-b4a2-b749a8402979/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0

File information

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

Web download

Formbook

Executable exe 689ffe9ea264100eb4d4cac903a987565546976883721729f99ac40c049998e0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/978566/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/114670/

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