MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 35cace59334f4d4cd0714de7c3ffbe2d6817bcb19f1bfc642c5d4d47d5bd309d. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: 35cace59334f4d4cd0714de7c3ffbe2d6817bcb19f1bfc642c5d4d47d5bd309d
SHA3-384 hash: ab9fd5aafa7b176c21bb20942a7f33cd425a5c72205b1eb062cc99de10f14b94e52b7475cfb80ddceb5cee01adbd8732
SHA1 hash: 864caefe2f4fd07dd6cf7af2e03d2a0710deba44
MD5 hash: 2e056a357f0332e78b9cd127df8458ad
humanhash: beryllium-one-jupiter-sad
File name:2e056a357f0332e78b9cd127df8458ad.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'155'072 bytes
First seen:2021-07-22 15:44:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:Vl2SdkepTc1uj/Hcnua9N0IvnEwfp6ahp:VZdO1uDN5a1
Threatray 6'703 similar samples on MalwareBazaar
TLSH T146358C61F307EA98EC2613F8DC7AD8F02263BD59D525892B358E7E1DB9B334150E2907
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
134
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL 07988 AWB 202107988.xlsx
Verdict:
Malicious activity
Analysis date:
2021-07-21 06:32:59 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/81d95f6a-3b97-44cb-81fe-adc1989e06bf

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/173377/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.935-1.UNOFFICIAL
Create hunting rule

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/2c61d27b-1f33-486c-a64d-e703f5a43118
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/820265
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 452706 Sample: cZj7V8FfFk.exe Startdate: 22/07/2021 Architecture: WINDOWS Score: 100 33 www.firstfamilyofwdw.life 2->33 35 parkingpage.namecheap.com 2->35 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 5 other signatures 2->45 11 cZj7V8FfFk.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\cZj7V8FfFk.exe.log, ASCII 11->31 dropped 55 Tries to detect virtualization through RDTSC time measurements 11->55 57 Injects a PE file into a foreign processes 11->57 15 cZj7V8FfFk.exe 11->15         started        18 cZj7V8FfFk.exe 11->18         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 20 explorer.exe 15->20 injected process9 dnsIp10 37 www.delossantos4nc.com 169.62.209.70, 49755, 80 SOFTLAYERUS United States 20->37 47 System process connects to network (likely due to code injection or exploit) 20->47 24 wlanext.exe 20->24         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 24->49 51 Maps a DLL or memory area into another process 24->51 53 Tries to detect virtualization through RDTSC time measurements 24->53 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/35cace59334f4d4cd0714de7c3ffbe2d6817bcb19f1bfc642c5d4d47d5bd309d/
Threat name:
ByteCode-MSIL.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-07-21 09:47:51 UTC
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gxfm4wjtj5guzudrjxt4h756fvubppfrt4n7yzbmlvgupvn5gcoq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0a84e32cef475ad1e323bdaa15a1f5b2e690b6d4b18afe7b36a82f95ceb76ac3
Formbook
1ad48f80cfee387f4e2a2d5c82d784a6a23060f0095712c4021fe6cba34cc60e
Formbook
ae5df8905dd1b9de509e6764dea4c5571916b1705a129bddf2f5e2e554552acb
Formbook
b3c5b3cf581d15fcbacf67b4bdba199bfe7089704875746109b3206eb07b99e2
Formbook
b8ad131dedee5c7f3164a25f907a69c6f90632f901ecf50a61aa7e31b4c8334e
Formbook
c3005496c888af4b9fc31dbd00bf40159d9c0dbb5a7bd4fa6014afd6b33cdf3f
Formbook
d0116b0ea676a655b1d55a2b7a79fb2585c1d04803e9d1d6f9cd1da15f789138
Formbook
+ 6'693 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/210722-gchsxrqw1s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.surreal-myzrael.com/z7a/
Unpacked files
SH256 hash:
83d9e44d9a311ea6fdbcbd09fdc816a2067806dcacf24beb5ee786191b1a3ea1
MD5 hash:
b1a7b752b6638ee03cffe5a1dde9213e
SHA1 hash:
52d215a173d2f293990f8c12fc7f4a86330a29cb
Link:
https://www.unpac.me/results/04ad365d-2f03-4e3b-bfe8-7519cf3a54be/
SH256 hash:
35cace59334f4d4cd0714de7c3ffbe2d6817bcb19f1bfc642c5d4d47d5bd309d
MD5 hash:
2e056a357f0332e78b9cd127df8458ad
SHA1 hash:
864caefe2f4fd07dd6cf7af2e03d2a0710deba44
Link:
https://www.unpac.me/results/04ad365d-2f03-4e3b-bfe8-7519cf3a54be/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/35cace59334f4d4cd0714de7c3ffbe2d6817bcb19f1bfc642c5d4d47d5bd309d

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
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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.

Web download

Formbook

Executable exe 35cace59334f4d4cd0714de7c3ffbe2d6817bcb19f1bfc642c5d4d47d5bd309d

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/173377/
  
URLhaus
https://urlhaus.abuse.ch/url/1472679/
  
Delivery method
Distributed via web download

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