MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86. 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 2 File information Comments
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SHA256 hash: 05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86
SHA3-384 hash: 1b518e100bcb23e794bff13022edf9245737fc5e64a38a099376d8678b7cdbbbb525aa50b83fa0f0a7d16806e94276a5
SHA1 hash: 3b0511d72839913915ac1ea4c9736c638c82d1cb
MD5 hash: 7c9e4e372858737f36e8722c762b81e5
humanhash: gee-alabama-oklahoma-apart
File name:RFQ 96607738TH.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:913'408 bytes
First seen:2021-07-12 07:07:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:a4SHT3lZpDNls9lOd4+Qr1Se+3Ydzn6NW82cQYFzCCcpphLOgPQ81EEYACaD+:a4Sz3lZodzOLFImcZCaD+
Threatray 6'478 similar samples on MalwareBazaar
TLSH T10715F5E923BD9045F13AEBF06F1BAA474E5EB16D512D73090FB186863821D70BB76072
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ 96607738TH.exe
Verdict:
Malicious activity
Analysis date:
2021-07-12 07:12:02 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/68b6c5c2-8bdd-4fc0-822a-82b07117a43d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/170935/
Detection(s):
SecuriteInfo.com.Artemis7C9E4E372858.18965.24311.UNOFFICIAL
Create hunting rule

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/1b996c11-631a-4fa9-ac76-6f706c1462d8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/814736
Signature
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 447145 Sample: RFQ 96607738TH.exe Startdate: 12/07/2021 Architecture: WINDOWS Score: 100 38 Multi AV Scanner detection for domain / URL 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 11 other signatures 2->44 7 RFQ 96607738TH.exe 7 2->7         started        process3 file4 30 C:\Users\user\AppData\Roaming\wFcCzhLsj.exe, PE32 7->30 dropped 32 C:\Users\...\wFcCzhLsj.exe:Zone.Identifier, ASCII 7->32 dropped 34 C:\Users\user\AppData\Local\...\tmpDEFE.tmp, XML 7->34 dropped 36 C:\Users\user\...\RFQ 96607738TH.exe.log, ASCII 7->36 dropped 46 Adds a directory exclusion to Windows Defender 7->46 48 Injects a PE file into a foreign processes 7->48 11 RFQ 96607738TH.exe 7->11         started        14 powershell.exe 24 7->14         started        16 powershell.exe 25 7->16         started        18 2 other processes 7->18 signatures5 process6 signatures7 50 Maps a DLL or memory area into another process 11->50 20 explorer.exe 11->20 injected 22 conhost.exe 14->22         started        24 conhost.exe 16->24         started        26 conhost.exe 18->26         started        28 conhost.exe 18->28         started        process8
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-07-12 03:36:15 UTC
AV detection:
7 of 46 (15.22%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=axdsdxqd3ptfd7vpomraixf74yam4khgrycjppwjjsjhztcnnkda._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
28c834cf56663a83f9344840d232064cddf4fc6bab31178abaec6146a924f9f5
Formbook
3a6ec75b656e165939ee0d1f985678cb1799151e33449bba28c6a830ead01e3a
Formbook
57605921f72fd210ec256ed3010b59d111c6d3b9e49b9e830e06d6bddce83db4
Formbook
8943af6c4da94f93c169ef98a7b8393ca92b01753e89ea5503d5740bcc45296d
Formbook
98f8f84dbf9e3a4462066c94e447ba3bdc6bc3d0119511e8c6d6cea0234f885c
Formbook
ac8abd21ec11d62b86a0afe3c1ef2b250d4439cde34f46529968a77eb8bc0800
Formbook
c288fba4b7716faf5562f4608d8ad0c1755ae059ba3d69569b60cf38a5f6f695
Formbook
c308169a026be95a659f89ea08e71093a5376b00b2e9a444d0659b1c4a2c2432
Formbook
d66268222a39fd97e792983a3bacdb1e81067b7a28848a87fe65a5dc91f7e82a
Formbook
f1d0b0bb1e438e5dfe53cda279dd4d1f07b18ac172ce39c4eb5fcfaf8ccedb89
Formbook
+ 6'468 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/210712-rf8peee7yn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.applewoodmall.com/hdno/
Unpacked files
SH256 hash:
b8326d5a9a70070347af569852026b3319c9b24ec4d61cf77f32e197fd28eac2
MD5 hash:
eab0c9eb8d3fb550d6f9374da9efd262
SHA1 hash:
51c7f8d432b6d89169f9ccaa829d9b74d8004ca6
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/1458896e-8017-4c75-af46-c4e7197676c4/
Parent samples :
28c834cf56663a83f9344840d232064cddf4fc6bab31178abaec6146a924f9f5
05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86
SH256 hash:
9470ca32bd526d4c7ead883373b3853a656b98a0d88c1eacdd9b963a15ae8933
MD5 hash:
9f3dec142d8efb452525f1eab5e2df8e
SHA1 hash:
49cfe0ab0b2140015dd42d02533571083c7611f3
Link:
https://www.unpac.me/results/1458896e-8017-4c75-af46-c4e7197676c4/
SH256 hash:
5a712b7c4b5c6d3e664f2f73644bd0af190ac733ac13464e185a24458dd2804d
MD5 hash:
277de19d051f97e583da640c63b7d5a6
SHA1 hash:
29c54911b5f5cc07d364892c8ba07c0036440b69
Link:
https://www.unpac.me/results/1458896e-8017-4c75-af46-c4e7197676c4/
SH256 hash:
05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86
MD5 hash:
7c9e4e372858737f36e8722c762b81e5
SHA1 hash:
3b0511d72839913915ac1ea4c9736c638c82d1cb
Link:
https://www.unpac.me/results/1458896e-8017-4c75-af46-c4e7197676c4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 05c721de03dbe651feaf7322045cbfe600ce28e68e0497bec94c927ccc4d6a86

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/170935/

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