MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e5f85b9f804c783c4c580dae508a4e2b9455727a3ede511f9b6ead8ca2b91dc8. 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: e5f85b9f804c783c4c580dae508a4e2b9455727a3ede511f9b6ead8ca2b91dc8
SHA3-384 hash: 4d9b8c1a61b4afe73943e4470294b59ddf42602ca29978e29a94349eaf844f2a06ebc6d0899d54fd9f93204acbe6579c
SHA1 hash: 9b588905c02a720b0eb4648dd088d2148d47861e
MD5 hash: cf7abce20fe9597a1bf890861bf87a85
humanhash: fruit-arizona-island-bravo
File name:account_details.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:459'421 bytes
First seen:2022-03-25 13:14:09 UTC
Last seen:2024-07-24 22:27:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 12288:TG9rT1s3qJCfxVEqauEtQaQmcI3UPr6MEoJ+:y9rT1/JCfIqaXtQT+UPkoJ+
Threatray 14'492 similar samples on MalwareBazaar
TLSH T106A4E1D2E58041EAFCA84B7298375C3A06B76E7DBAF4744E5A6DB5712B332D20017D0B
File icon (PE):PE icon
dhash icon 7909199905110105 (2 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
5
# of downloads :
246
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/257698/
Detection(s):
SecuriteInfo.com.Variant.Jaik.52748.1201.31246.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/623dc026a19c6494128da930/reports/b2d68e3b-a250-4d5f-98bf-f8e87274d8da/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/65ea0282-0951-4ffc-8a18-426c26aab1ed
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/964580
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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)
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 597061 Sample: account_details.exe Startdate: 25/03/2022 Architecture: WINDOWS Score: 100 34 www.gadgetvictory.com 2->34 36 gadgetvictory.com 2->36 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 5 other signatures 2->58 12 account_details.exe 18 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\fuckm.exe, PE32 12->32 dropped 15 fuckm.exe 12->15         started        process6 signatures7 68 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->68 70 Tries to detect virtualization through RDTSC time measurements 15->70 72 Injects a PE file into a foreign processes 15->72 18 fuckm.exe 15->18         started        process8 signatures9 44 Modifies the context of a thread in another process (thread injection) 18->44 46 Maps a DLL or memory area into another process 18->46 48 Sample uses process hollowing technique 18->48 50 Queues an APC in another process (thread injection) 18->50 21 explorer.exe 18->21 injected process10 dnsIp11 38 www.marsaliving.com 54.38.220.85, 49774, 80 OVHFR France 21->38 40 mainlinepak.com 154.53.69.202, 49777, 80 COGENT-174US United States 21->40 42 8 other IPs or domains 21->42 60 System process connects to network (likely due to code injection or exploit) 21->60 25 systray.exe 21->25         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/e5f85b9f804c783c4c580dae508a4e2b9455727a3ede511f9b6ead8ca2b91dc8/
Threat name:
Win32.Trojan.GenericML
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Status:
Malicious
First seen:
2022-03-25 13:14:17 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
18 of 25 (72.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4x4fxh4ajr4dytcybwxfbcsofokfk4t2h3pfch43n2wyzivzdxea._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
085716dfefcb862a1677484242f5e03be402875e1752717a9e9f6ce346120ea4
Formbook
0da36b7f7e4b44b640ab5769532fdd7599032ca2b1d6b57807ba48ad1fa76780
Formbook
204831bda7d04f0905f7bf0c39e45b3772935726d8a436ee9703a19098b37e21
Formbook
5645d9e38c998f5db43ae93e35339d7dca0a96b81f806b370624e7410e2eea0a
Formbook
57db8a6dc112c8d4b4202ba07774edf9bf54fdafd6fe11bd8d0e7ae328fcc369
Formbook
58f65684890c1ec3e63d010defd5f3c48f963865d2fa1d468d5a5f44b7026164
Formbook
79e8144ee4e2e97695849928e162288fc282de48ff4caea48314f9cb56477917
Formbook
9de751536a55984df4e0686ff47bbe5553906d4b2e2559d7afc019fcb7d4eb4a
Formbook
b1d74737f5430e16cb2ee4707ac986ba21fc2252d50315d2b4a77e4f278b1741
Formbook
e4d421272de2ddd133a8d38329971f4c2a2f13f348c25cc2c560287b463099f1
Formbook
+ 14'482 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/220325-qgqtlsgdf9/
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
e5f85b9f804c783c4c580dae508a4e2b9455727a3ede511f9b6ead8ca2b91dc8
MD5 hash:
cf7abce20fe9597a1bf890861bf87a85
SHA1 hash:
9b588905c02a720b0eb4648dd088d2148d47861e
Link:
https://www.unpac.me/results/a9037665-e1d2-43bb-b4cb-7807dd28b6ef/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/e5f85b9f804c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/e5f85b9f804c783c4c580dae508a4e2b9455727a3ede511f9b6ead8ca2b91dc8

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:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
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 e5f85b9f804c783c4c580dae508a4e2b9455727a3ede511f9b6ead8ca2b91dc8

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/257698/

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