MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf8ab65f0b5bbfcdf65cd9d35c579190416afad0abf0edd0681c10e1344e628a. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf8ab65f0b5bbfcdf65cd9d35c579190416afad0abf0edd0681c10e1344e628a
SHA3-384 hash: e648fc974e474c77e3e9252a99f6bfaa374313612f44971d833c2a615c29638f0e20a23441722d4158343e0dc31ff121
SHA1 hash: f184167745892b01e26edf49d1f65b4c4b7a8ce9
MD5 hash: abc2eeeeb2f0fea1fa17e9d7688aea9e
humanhash: missouri-oxygen-island-blossom
File name:Oggetti.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'154'560 bytes
First seen:2022-07-27 06:05:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:Erw4UZvybcv8vjT/sij0X3HD6dKjTjHfcDrwvlvNc1xRZHT:Er6d8b4iwj6dKHj/cwdVcZZHT
TLSH T189358D9C35507F9FC86FC6B989542C24AA133C664F0B97C390132DD9BA6CA93DE154E3
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0c525252c9cce42b (5 x Formbook, 4 x AgentTesla, 2 x zgRAT)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/294518/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1452.6314.20926.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e0d5cd5c40cd8dc5ef987c/reports/9943dddf-ac16-4325-80ed-5b97e0ccb22a/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4bb3733b-0beb-4d95-bfc2-def665b21d54
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1041601
Signature
C2 URLs / IPs found in 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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cf8ab65f0b5bbfcdf65cd9d35c579190416afad0abf0edd0681c10e1344e628a/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-26 08:59:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z6flmxyllo7435s43hjvyv4rsbawv6wqvpyo3udidqiocncomkfa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220727-gtq6gaahcp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
d206d86e634cb052b5adc23c7bfd068de76e21ad0d4f0c4cef5d09b31f1505f2
MD5 hash:
213397dbafadd706efcb44fba47940ea
SHA1 hash:
6e6445251d618db6ed3e17d941ab7872dccfe6c4
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/4fbc33a7-b5e2-45c7-ae4f-0dbaaa7ce1fd/
Parent samples :
cf8ab65f0b5bbfcdf65cd9d35c579190416afad0abf0edd0681c10e1344e628a
6ddd3d427d8a1e5f9d462ed00402fde6603d7ed71a2eceb3f1fa804b7ed7aa10
1ad5a92569021798249b4f04bd383aa1440a5352baab03060397a9fbcfa9ba6c
699aa1b4eac044ef4703d5db1c9a3cc20e0ed9321846380ad0c14021e015c616
a23e8ec1dc91e21f5b35f8d27a39801f1c2893eee5393545b479a05d08adcdbd
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/4fbc33a7-b5e2-45c7-ae4f-0dbaaa7ce1fd/
SH256 hash:
b758f19899672ce52dc91db7bbf0fb7c75089c2f4dadf43871df2fbd52dea641
MD5 hash:
3c4aec5a5affa0d090edb35381305a95
SHA1 hash:
aa83574daa660be07a02da6e6e9237a9644c003a
Link:
https://www.unpac.me/results/4fbc33a7-b5e2-45c7-ae4f-0dbaaa7ce1fd/
SH256 hash:
0c1057913c3e6d6ffd71a3588029e6b3bfcc7105c7869443d52fbed572c0b511
MD5 hash:
a5aea0894889fb30af46b7b5647776e4
SHA1 hash:
8c2231813d11e78ac1b168c2825420c73858ad42
Link:
https://www.unpac.me/results/4fbc33a7-b5e2-45c7-ae4f-0dbaaa7ce1fd/
SH256 hash:
9a1a00a9c01ec767a0c2e40f8823790b2c50612b494e5c7f8981035a435a1bec
MD5 hash:
7a67f30376534220d4acb0de4f22a0a8
SHA1 hash:
72b3850d8971f5c8e5435cf4dbc37460ed490f87
Link:
https://www.unpac.me/results/4fbc33a7-b5e2-45c7-ae4f-0dbaaa7ce1fd/
SH256 hash:
cf8ab65f0b5bbfcdf65cd9d35c579190416afad0abf0edd0681c10e1344e628a
MD5 hash:
abc2eeeeb2f0fea1fa17e9d7688aea9e
SHA1 hash:
f184167745892b01e26edf49d1f65b4c4b7a8ce9
Link:
https://www.unpac.me/results/4fbc33a7-b5e2-45c7-ae4f-0dbaaa7ce1fd/
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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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 cf8ab65f0b5bbfcdf65cd9d35c579190416afad0abf0edd0681c10e1344e628a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/294518/

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