MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f6c1dc28509953d4c7df0cd272714f2ba3de92f85b2ba90d071710580f1df635. 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 1 File information Comments
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SHA256 hash: f6c1dc28509953d4c7df0cd272714f2ba3de92f85b2ba90d071710580f1df635
SHA3-384 hash: 655d02caed2da03a92857dbe053098026f5f25d98bac90e63561e46cc34f7e5daf397d3f53aa0062c466421bac065d93
SHA1 hash: 69438046997d5a30a7be61c51b7d6114e9408fcf
MD5 hash: e1c2523d56fbbf2c1ae418d41304e531
humanhash: mississippi-october-seventeen-michigan
File name:3028893982802839.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:291'349 bytes
First seen:2021-11-02 10:00:39 UTC
Last seen:2021-11-02 13:37:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:uBlL/NSPhKh9jVupGLcCJo1fKzQE6EX2G4JVOFRb+Q/IAjx9Tjj:sz6hKh9jV4GH9zQR62Gl/b+Q/IA99TH
Threatray 11'053 similar samples on MalwareBazaar
TLSH T1D254123B32D5C8BBD1E317721676C1B2E271E70140255257A3D4FE7E1A306EAAE361A3
File icon (PE):PE icon
dhash icon 6c60ecd62656d6d2 (2 x Formbook, 1 x AgentTesla, 1 x Pony)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3028893982802839.exe
Verdict:
Malicious activity
Analysis date:
2021-11-02 10:05:53 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/7b344b5d-0c99-41a7-8766-9fa0ce069c4e

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/201382/
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.79521.6612.25496.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Setting browser functions hooks
Possible injection to a system process
Unauthorized injection to a system process
Deleting of the original file
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61810c609982ff7c3f7a9176/reports/77d6e0ed-7da6-4846-adcf-d1d6630d70d0/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/6ab60231-0a96-4003-96b2-7dbb0e2f3363
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/881149
Signature
C2 URLs / IPs found in malware configuration
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 513580 Sample: 3028893982802839.exe Startdate: 02/11/2021 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 4 other signatures 2->42 10 3028893982802839.exe 17 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\sxnbdz.dll, PE32 10->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 10->56 58 Injects a PE file into a foreign processes 10->58 14 3028893982802839.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 14->17 injected process8 dnsIp9 30 a112a3efa4ad93098.awsglobalaccelerator.com 13.248.187.40, 49794, 80 AMAZON-02US United States 17->30 32 www.thebigass.online 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 46 Performs DNS queries to domains with low reputation 17->46 21 wlanext.exe 17->21         started        signatures10 process11 signatures12 48 Self deletion via cmd delete 21->48 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 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/f6c1dc28509953d4c7df0cd272714f2ba3de92f85b2ba90d071710580f1df635/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-11-02 09:55:15 UTC
AV detection:
17 of 45 (37.78%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=63a5ykcqtfj5jr67btjhe4kpfor55exylmv2sdihc4ifqdy56y2q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0c36467c738ac49e2b04f05ebcdc3d9144727758b2e844bd91be84bff3f94956
Formbook
4cd1e6edc08c369a7e62542c25d5918fdfdc7d7729a078be8235604e20a60302
Formbook
5898ff655531cce98050d6ac064d14b5e64249c3e8a01110e12b46e93bf72de9
Formbook
5ab3abbaaa772885b083fd8bd8d5855e8c6578c4a7cbaeef2cf68c1a3f4c1e11
Formbook
85601ede72b1c348db5663e3782e7b3f3157c2356e2c90b769bb2afc2d476e4c
Formbook
8a13ce3da212f3557c8d3f43a375fa6e030b400c2da2ca9701bed88f839863fc
Formbook
9f59a9c7a38d8031c5b0829da6c4c10951b1de67adada4f567449d4b6ea8d83c
Formbook
be24cc41a8c8b2c292743055cccd8a9ca25eddcaa26aa984a63a6dff70ddae55
Formbook
dcee55c9896715272cfd344a7a62fe6c5dbe0e61d7d8548beeda46c15bd8e07c
Formbook
+ 11'043 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ob7y rat spyware stealer trojan
Link:
https://tria.ge/reports/211102-l175sacce3/
Behaviour
Gathers network information
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
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.metanewsroom.net/ob7y/
Unpacked files
SH256 hash:
f6c1dc28509953d4c7df0cd272714f2ba3de92f85b2ba90d071710580f1df635
MD5 hash:
e1c2523d56fbbf2c1ae418d41304e531
SHA1 hash:
69438046997d5a30a7be61c51b7d6114e9408fcf
Link:
https://www.unpac.me/results/31aa6142-2b2b-480d-9d4f-9411d14d54ff/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f6c1dc285099/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/f6c1dc28509953d4c7df0cd272714f2ba3de92f85b2ba90d071710580f1df635

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

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/201382/

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