MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff295d14594801ab57946cf13b75c364bf7a4c41266b08bc0ca89343c5e9053d. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff295d14594801ab57946cf13b75c364bf7a4c41266b08bc0ca89343c5e9053d
SHA3-384 hash: acd4a4712b4563a270d565b38acc1714c1cf991f5ceea85026e114d1afe447331bce04bbe0490f904c7e3b09d3ab4d69
SHA1 hash: f5d1f55eff7b54858efe1d0071fe6991db72432f
MD5 hash: 00f5f529af85bb9acf04ae57da30e1f5
humanhash: ceiling-quiet-delaware-hydrogen
File name:00f5f529af85bb9acf04ae57da30e1f5.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:631'808 bytes
First seen:2021-02-25 11:05:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:CqW+L8nnu8WaeA0fGpAk+9pKow1gPpc9h7hEZcjB3sfyqFjhMQ9dqbtXlFoqogo:CHDWNIpgLw1Jh7
Threatray 3'927 similar samples on MalwareBazaar
TLSH 40D45B9D7650B2EFC867C872CAA81CB4EA607877930BD203A05726ACED5D597CF150F2
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Shipping_Documet.xlsx
Verdict:
Malicious activity
Analysis date:
2021-02-25 06:35:34 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/faa91b0d-66f1-4e56-916f-43d5347e9200

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/119208/
Detection(s):
SecuriteInfo.com.HEUR.AGEN.1140941.23584.25196.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/618661
Signature
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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 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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 358335 Sample: dCoLEiYyx1.exe Startdate: 25/02/2021 Architecture: WINDOWS Score: 100 41 cdn.onenote.net 2->41 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 12 other signatures 2->55 11 dCoLEiYyx1.exe 7 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\DyacpWiBtOLF.exe, PE32 11->33 dropped 35 C:\Users\...\DyacpWiBtOLF.exe:Zone.Identifier, ASCII 11->35 dropped 37 C:\Users\user\AppData\Local\...\tmp3C08.tmp, XML 11->37 dropped 39 C:\Users\user\AppData\...\dCoLEiYyx1.exe.log, ASCII 11->39 dropped 65 Detected unpacking (changes PE section rights) 11->65 67 Detected unpacking (overwrites its own PE header) 11->67 69 Tries to detect virtualization through RDTSC time measurements 11->69 71 Injects a PE file into a foreign processes 11->71 15 dCoLEiYyx1.exe 11->15         started        18 schtasks.exe 1 11->18         started        signatures6 process7 signatures8 73 Modifies the context of a thread in another process (thread injection) 15->73 75 Maps a DLL or memory area into another process 15->75 77 Sample uses process hollowing technique 15->77 79 Queues an APC in another process (thread injection) 15->79 20 explorer.exe 15->20 injected 24 conhost.exe 18->24         started        process9 dnsIp10 43 wewantvote.com 34.102.136.180, 49754, 80 GOOGLEUS United States 20->43 45 livevidabella.com 184.168.131.241, 49745, 80 AS-26496-GO-DADDY-COM-LLCUS United States 20->45 47 2 other IPs or domains 20->47 57 System process connects to network (likely due to code injection or exploit) 20->57 26 msdt.exe 20->26         started        signatures11 process12 signatures13 59 Modifies the context of a thread in another process (thread injection) 26->59 61 Maps a DLL or memory area into another process 26->61 63 Tries to detect virtualization through RDTSC time measurements 26->63 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ff295d14594801ab57946cf13b75c364bf7a4c41266b08bc0ca89343c5e9053d/
Threat name:
ByteCode-MSIL.Trojan.Skeeyah
Create hunting rule
Status:
Malicious
First seen:
2021-02-25 07:49:31 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=74uv2fczjaa2wv4untytw5odms7xutcbezvqrpamvcjuhrpjau6q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1ec5aeccf89c5d7a378e443e742e37f05a2aa7cb71150ee0ca4876c6b37d7b4d
Formbook
38acc90cd6d33b61b99cca8cf06781e1bd2ab8ffebc3a33e036eca36037d413b
Formbook
4d7785dcd99beca572613788bc8b0713ddda6da0c8df321b1402bc38e6880f88
Formbook
5d5d64a87a5d888443e8d7a25046922fa4a39fe5952a45635dd66321e616bb14
Formbook
728f4462fb60eaaf040fae6f8993c8f64139715f97d3c16db43932b447709426
Formbook
8c5a90a4c4470d05fff7757920aa0a8bf56edab04f4eb926ba789652f1bfc74c
Formbook
8eb77ec70c44e86607e97ce926cdb4e0610a0199c348fa329dba50bef34d5fc1
Formbook
d8e0edf1cca3b6edefcd830e233131c593997b5bd4454891dc1b70614862f718
Formbook
e68f17cfe87742103150ca9abd6cc16581caa6e0e0243d03fae2c89c2609c974
Formbook
f09416ef7aaab2c43c62ef77bb69c005ec4a57d4051586f5e7d8571e74fee41c
Formbook
+ 3'917 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/210225-9z9xktdqde/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.lillinx.com/hks/
Unpacked files
SH256 hash:
e624003658c4f8b349f567c82229fd15d1e63d3d20fe6f7b4388403038cd2a44
MD5 hash:
b6ce7c1d81b9271eab825ea63de154c3
SHA1 hash:
0e7b89555314f8908c1098b652c9bf50e5ecc27b
Link:
https://www.unpac.me/results/04d1594b-db94-42ba-a075-9d3891f048d1/
SH256 hash:
ff295d14594801ab57946cf13b75c364bf7a4c41266b08bc0ca89343c5e9053d
MD5 hash:
00f5f529af85bb9acf04ae57da30e1f5
SHA1 hash:
f5d1f55eff7b54858efe1d0071fe6991db72432f
Link:
https://www.unpac.me/results/04d1594b-db94-42ba-a075-9d3891f048d1/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_InTheFu
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.

Web download

Formbook

Executable exe ff295d14594801ab57946cf13b75c364bf7a4c41266b08bc0ca89343c5e9053d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1028828/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1028941/
Cape
Cape
https://www.capesandbox.com/analysis/119208/

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