MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6af2c88ffcb5d4290c1bef29781f58505d75654ea54d42ee04d59b93e723c799. 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: 6af2c88ffcb5d4290c1bef29781f58505d75654ea54d42ee04d59b93e723c799
SHA3-384 hash: 06e018e0498550015025500236c9f63269411162b128de10398b0960e08051b610dce916f05099956f89f17e7e1c745b
SHA1 hash: 7837347cbb14d59cc979731c88011df78dd62ae4
MD5 hash: f3dcebdfd88e627e79f078f41a676b76
humanhash: johnny-sad-five-fifteen
File name:Scn14.092020.scr
Download: download sample
Signature Formbook
Create hunting rule
File size:538'568 bytes
First seen:2020-09-14 13:27:19 UTC
Last seen:Never
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:nums75OFe5wR1pmIA4JIkZ4t1Q07DCfSAN92jYi3q4JS8LXt:nbs70qItuk4XQ0nCfx9+97R
Threatray 2'235 similar samples on MalwareBazaar
TLSH 25B4E082B558341AF1BB1A74E539925237A34DD78DF22C6672CD34133AF928359E3C8E
Reporter GovCERT_CH
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
159
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/59253/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Adding an access-denied ACE
Creating a file
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/465374
Signature
Binary contains a suspicious time stamp
Creates an undocumented autostart registry key
Hides threads from debuggers
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 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 virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 285096 Sample: Scn14.092020.scr Startdate: 14/09/2020 Architecture: WINDOWS Score: 100 31 www.theghostfestival.com 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 2 other signatures 2->45 11 Scn14.092020.exe 1 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\Scn14.092020.exe.log, ASCII 11->29 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Hides threads from debuggers 11->59 15 Scn14.092020.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 33 k.17986.net 64.32.28.248, 49762, 49763, 80 ST-BGPUS United States 18->33 35 www.chehol.directory 23.105.244.169, 49757, 49758, 80 SERVERS-COMUS Russian Federation 18->35 37 14 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 colorcpl.exe 1 12 18->22         started        signatures11 process12 signatures13 49 Creates an undocumented autostart registry key 22->49 51 Tries to steal Mail credentials (via file access) 22->51 53 Tries to harvest and steal browser information (history, passwords, etc) 22->53 55 3 other signatures 22->55 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/6af2c88ffcb5d4290c1bef29781f58505d75654ea54d42ee04d59b93e723c799/
Threat name:
ByteCode-MSIL.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2020-09-14 09:28:44 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nlzmrd74wxkcsda354uxqh2ykboxkzkouvguf3qe2wnzhzzdy6mq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
trickbot
Create hunting rule
Similar samples:
1f3a78fa36bc0741a38e82e73ea0a214ef806c0d968c70b99aa71c73864be656
Formbook
2f1b95fb8123decdb56781dc245603e02ff9a1d2c2962d51fab3946712059a0a
Formbook
375426a8a107b6dffc4876f9aa54782cee5f767dba75fee84084490deb399b46
Formbook
4b957c9c068b3545eeebdafc11543b47228daf7e5bfa9500cf5660c1236a8184
Formbook
4e343d50670d902ec99b2a4079f088249c3b6101d9754f763a77566af82e6f59
Formbook
60dac53124b3a9155d09cad5c886eb32ff5a5bea1329b527dcf5eb7cf93a3f74
Formbook
6f196fa55e6b02ee407f238eba897e8ae1a213a45603c526141a0c66f26e8c51
Formbook
878d3d77023a927c7dc6aaab23b90cd1203bcd1bacdeedf997692a4c60d24129
Formbook
9963cb9f95312d222c99fac596b5bf02d81ace63ebde79c37e2312d3e2ecd32f
Formbook
b2d8df96514495cb6b3fe66a6d61e70b8b6e92426910db93f7ae521be4fd2762
Formbook
+ 2'225 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat spyware trojan stealer family:formbook persistence
Link:
https://tria.ge/reports/200914-lpm2t4x3f6/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System policy modification
Drops file in Program Files directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.martjeje2.info/d9s8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6af2c88ffcb5d4290c1bef29781f58505d75654ea54d42ee04d59b93e723c799

File information

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

a3802873ba5559988c93e2096e365c7953bd966618efa8ca6c135eb65eb6a089

Formbook

Executable exe 6af2c88ffcb5d4290c1bef29781f58505d75654ea54d42ee04d59b93e723c799

(this sample)

  
Dropped by
MD5 edad94bb12ac8b16a01f7788d1c0f7ca
  
Dropped by
SHA256 a3802873ba5559988c93e2096e365c7953bd966618efa8ca6c135eb65eb6a089
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/59253/

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