MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8
SHA3-384 hash: c25ad05ede72528c03fca0d91b8ef51dbc54c8471964c5e519cb9b8ce7fea11d4596522d46805e5054912468df4a8477
SHA1 hash: 49299cca2c02e937f0ab9e9e9925c855b8c60942
MD5 hash: 649b90ad246d54a5e4f41eaff54df0ca
humanhash: summer-king-delta-avocado
File name:SecuriteInfo.com.Trojan.PWS.Siggen3.31322.22918.25479
Download: download sample
Signature Formbook
Create hunting rule
File size:896'000 bytes
First seen:2023-11-02 03:19:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:tGAbbHMmNdpHsKr+d4IceFvrQYLwtmY2XSLIVU0q5ZbcqnejuRAp1:eRFjjamY2XS86dDbpguRAp1
TLSH T18215833D18CAA567D278EE964434EA59F2C3B74237835BBE75C2C6A18002339F6D139D
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
316
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/457736/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen3.31322.22918.25479.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Restart of the analyzed sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
92%
Tags:
packed redcap
Link:
https://www.filescan.io/uploads/6543156a0ca0b01851728314/reports/2f99a7b0-24b8-4fbf-9dce-76aded1b6844/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/6b29b7de-320c-4be5-90c9-2bbe68c0fa43
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1335811
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
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
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-10 03:38:55 UTC
AV detection:
16 of 22 (72.73%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l6qaqgjqvqryo64pkoojzfz3pfx4lth5reicsgiqomra7mqgbx4a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/231102-dvrlvaff51/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
4c3539d21ea3013fea7040e17578eacd4ec325000d4d6c095bbb74b5f08f32ef
MD5 hash:
900d6dbb3a59fc0cb6899a0eb01e6d49
SHA1 hash:
fd3f0ecce563ef95dcb6019829daa2247df133b7
Link:
https://www.unpac.me/results/6465d138-39ab-4244-b1d8-70421da0e2b6/
SH256 hash:
00dc3a719e25b75930baf2d69e109229a752562b84e2e73db7823f373a0deb51
MD5 hash:
a9df754c8f8ea27fe333e0eb5aafcb05
SHA1 hash:
270fa47e4ccc1f430c2addb8f66cf6e1b65d7442
Link:
https://www.unpac.me/results/6465d138-39ab-4244-b1d8-70421da0e2b6/
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/6465d138-39ab-4244-b1d8-70421da0e2b6/
SH256 hash:
82e36c7264eae75dfe4aeca1102e820cacd478a4d9246ec9386bf3365a585b7c
MD5 hash:
b39f80797ee605a91b570f30ec40d854
SHA1 hash:
73b48a68e55fc831ff97f732d008fabeb923b67c
Link:
https://www.unpac.me/results/6465d138-39ab-4244-b1d8-70421da0e2b6/
SH256 hash:
5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8
MD5 hash:
649b90ad246d54a5e4f41eaff54df0ca
SHA1 hash:
49299cca2c02e937f0ab9e9e9925c855b8c60942
Link:
https://www.unpac.me/results/6465d138-39ab-4244-b1d8-70421da0e2b6/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

Cape
Cape
https://www.capesandbox.com/analysis/457736/

Comments