MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32
SHA3-384 hash: b1778ae4abd41e4c89b87085b7d5ac4573819d830ebbbcfeaef151572f0778adf8a94f49a0cbc177ccb197ab247c68d7
SHA1 hash: 80597338aba7830b01be4300461d705f8f0f6c9b
MD5 hash: 77686e9846bffeedaea5d448bcb1de9b
humanhash: moon-october-harry-nuts
File name:Roominglistt.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:241'537 bytes
First seen:2021-08-13 06:17:23 UTC
Last seen:2021-08-13 06:52:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 6f6fa9bdd40f71fb098a7bfffa792078 (2 x Formbook, 1 x AgentTesla, 1 x RemcosRAT)
ssdeep 6144:Whi0cf1a9ac7fe9KvRkSUAkzRW9O9zi8nzAIqno2:WLR9aaGyRVC889zi8n/qn/
Threatray 7'739 similar samples on MalwareBazaar
TLSH T160341215C24240BBF00CFAB6E0E9148965BC5639393B2E6DBE88F018975C7D7CAE275D
dhash icon 3b61c9193925956b (5 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Roominglistt.exe
Verdict:
Malicious activity
Analysis date:
2021-08-13 06:19:36 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/9aa5ffd0-3788-4f11-aa79-1b8876b1ed85

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/178835/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Sending a UDP request
Launching a process
Launching cmd.exe command interpreter
DNS request
Connection attempt
Sending an HTTP GET request
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/eca6a9ba-f3c8-4fb3-8f8f-3c5c22c9c390
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/832168
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 464599 Sample: Roominglistt.exe Startdate: 13/08/2021 Architecture: WINDOWS Score: 100 30 xn--losxvdemissueos-brb.com 2->30 32 www.xn--losxvdemissueos-brb.com 2->32 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 3 other signatures 2->46 11 Roominglistt.exe 1 2->11         started        signatures3 process4 signatures5 56 Maps a DLL or memory area into another process 11->56 58 Tries to detect virtualization through RDTSC time measurements 11->58 14 Roominglistt.exe 11->14         started        17 conhost.exe 11->17         started        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 19 explorer.exe 14->19 injected process8 dnsIp9 34 ccmponline.com 162.241.85.240, 49737, 80 OIS1US United States 19->34 36 hqprofesional.com 2.57.90.16, 49731, 80 AS-HOSTINGERLT Lithuania 19->36 38 4 other IPs or domains 19->38 48 System process connects to network (likely due to code injection or exploit) 19->48 23 colorcpl.exe 19->23         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 23->50 52 Maps a DLL or memory area into another process 23->52 54 Tries to detect virtualization through RDTSC time measurements 23->54 26 cmd.exe 1 23->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-08-13 06:18:09 UTC
AV detection:
8 of 46 (17.39%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=akzphqbm7jei4zs77hsbem4zhxh6r4xqfp3zknvr7heioi6kpqza._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
169ccc389d18d44f4693c1de00f47e1b405f530ea90903b68c23523fe86592b7
Formbook
20b597d93eb4d2b2bc15ff25aebb0d171918f99047c31f6eb728833967c8c37f
Formbook
3ee6f995f613e6a7e1e55c7a40d710701abead643e0ec9712c7dedb1800be01a
Formbook
4fe5115259b2c032f03275273349549ab896959c818d771a4ad755ce64866379
Formbook
55d030ccdce44ce560c937356b7c24819dd73772d2dbef1bd258bb9f23daf169
Formbook
6120294360629da33cd6f897de16401325be12ae2cd9dcc03857de7e0b4f94e4
Formbook
a2e99d0aabd8f0ad83b885eccf313563526a58b2da435bf34dad29294c712efe
Formbook
bd024645f51a267c6d24a75649cb617ac29029d5e9f8a3d8aa8c44b44cf668c9
Formbook
d80d29653891c1d84ba6b72e1eaafefd78700646859bcaa7ded2fc1e2fbafce4
Formbook
fc6028f1731d7c612c6a4b848df098cfaa7d3caac1a098c526d9eb24d46bd6c2
Formbook
+ 7'729 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ckvl rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/210813-gqa3r26a2n/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.verlan.guru/ckvl/
Unpacked files
SH256 hash:
4841df7d7b3e8dc721d3c54f4fe16bedc2ed099dcbd813807c089674b73f8596
MD5 hash:
d0376de9390f4cfecdff7a60bb5c5da0
SHA1 hash:
98b6d47b75957c111daa94c70edb901ee2e5ab96
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f6c951bb-f1c5-43a8-aa46-10a244c29a74/
Parent samples :
253d9cf32609e691876a61247f172b54954d5b081c1c6b449bebccf5dac43c0b
20b597d93eb4d2b2bc15ff25aebb0d171918f99047c31f6eb728833967c8c37f
bd024645f51a267c6d24a75649cb617ac29029d5e9f8a3d8aa8c44b44cf668c9
02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32
25476caca5dd4eca6dea0616d2fdca485866cdd631abda0c410628d5cd9200b9
e77133630fd1d9de3ee373ff4d04898a2b573ea0160b450b5629db347e41d123
SH256 hash:
02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32
MD5 hash:
77686e9846bffeedaea5d448bcb1de9b
SHA1 hash:
80597338aba7830b01be4300461d705f8f0f6c9b
Link:
https://www.unpac.me/results/f6c951bb-f1c5-43a8-aa46-10a244c29a74/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.13
Link:
https://yomi.yoroi.company/submissions/02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
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
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Malspam

Formbook

Executable exe 02b2f3c02cfa488e665ff9e41233993dcfe8f2f02bf79536b1f9c88723ca7c32

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/178835/

Comments