MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ef2063e8207f9c58067966a90ec7bfbcc6c31b3df611fcb8bf88cf531e579d0. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments

SHA256 hash: 6ef2063e8207f9c58067966a90ec7bfbcc6c31b3df611fcb8bf88cf531e579d0
SHA3-384 hash: d0787668f47d76a1fd1eda93455641d5acb5f3f6f9ebff1744328995b4da2debbe064e6be33fe294aa39b24ae31e0e07
SHA1 hash: ed7b805bd2647a9234a518628340d799e0fd1622
MD5 hash: 5a48b07623214390da56cc5b10c34746
humanhash: butter-uniform-fix-lemon
File name:Invoice 831079461.exe
Download: download sample
Signature Formbook
File size:754'176 bytes
First seen:2023-07-04 07:35:45 UTC
Last seen:2023-07-04 08:33:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:FmE0LD+ZwDT3MlNDXHfFFE7g7ATOKLbXWQ9jZwsPj7:anywDT3+N7FFqg7qWQ9jZwGj
Threatray 24 similar samples on MalwareBazaar
TLSH T1F9F45C3819BC5F22C135C3F58B95C061F26499EB3265CF2A5BC2A6D5461EB021AC7E3F
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 cocaman
Tags:exe FormBook INVOICE

Intelligence


File Origin
# of uploads :
2
# of downloads :
301
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Invoice 831079461.exe
Verdict:
Suspicious activity
Analysis date:
2023-07-04 07:40:45 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Launching a process
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1266432 Sample: Invoice_831079461.exe Startdate: 04/07/2023 Architecture: WINDOWS Score: 100 43 Malicious sample detected (through community Yara rule) 2->43 45 Sigma detected: Scheduled temp file as task from temp location 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 4 other signatures 2->49 7 Invoice_831079461.exe 7 2->7         started        11 LEIsHjbeBqFat.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\...\LEIsHjbeBqFat.exe, PE32 7->35 dropped 37 C:\...\LEIsHjbeBqFat.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmpCE2D.tmp, XML 7->39 dropped 41 C:\Users\user\...\Invoice_831079461.exe.log, ASCII 7->41 dropped 51 Uses schtasks.exe or at.exe to add and modify task schedules 7->51 53 Adds a directory exclusion to Windows Defender 7->53 13 powershell.exe 21 7->13         started        15 MpCmdRun.exe 1 7->15         started        17 schtasks.exe 1 7->17         started        19 MSBuild.exe 7->19         started        55 Multi AV Scanner detection for dropped file 11->55 57 Machine Learning detection for dropped file 11->57 21 schtasks.exe 1 11->21         started        23 MSBuild.exe 11->23         started        25 MSBuild.exe 11->25         started        signatures5 process6 process7 27 conhost.exe 13->27         started        29 conhost.exe 15->29         started        31 conhost.exe 17->31         started        33 conhost.exe 21->33         started       
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2023-07-04 07:24:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
73
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
2388d16f2f0aa2356b18a27b4dfb7f1cf92281ce552f8b345074f3f76c765557
MD5 hash:
8464437055d3802341c759fac19a4eb0
SHA1 hash:
2a9668faa9ac1adf7c844406cc29829d35e9294f
Detections:
win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
bdcc7e9bf098a6231d3797ada9e1879c590ad0268ed049299602a99d0f6747ff
MD5 hash:
777d8633855ca251fb9944920f0d4165
SHA1 hash:
a63f3947f9d67ae2269312a49cd1587334439269
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
81c6dcf57b751f09ef85d28a6a20b6e362f1bc87fa971253538819016ca98555
MD5 hash:
ea3c130341b7fd3aecc7567ee3d4e6fa
SHA1 hash:
8556a100b137bc49eafa159ba83457a3fbd91a49
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
SH256 hash:
2388d16f2f0aa2356b18a27b4dfb7f1cf92281ce552f8b345074f3f76c765557
MD5 hash:
8464437055d3802341c759fac19a4eb0
SHA1 hash:
2a9668faa9ac1adf7c844406cc29829d35e9294f
Detections:
win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
bdcc7e9bf098a6231d3797ada9e1879c590ad0268ed049299602a99d0f6747ff
MD5 hash:
777d8633855ca251fb9944920f0d4165
SHA1 hash:
a63f3947f9d67ae2269312a49cd1587334439269
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
81c6dcf57b751f09ef85d28a6a20b6e362f1bc87fa971253538819016ca98555
MD5 hash:
ea3c130341b7fd3aecc7567ee3d4e6fa
SHA1 hash:
8556a100b137bc49eafa159ba83457a3fbd91a49
SH256 hash:
2388d16f2f0aa2356b18a27b4dfb7f1cf92281ce552f8b345074f3f76c765557
MD5 hash:
8464437055d3802341c759fac19a4eb0
SHA1 hash:
2a9668faa9ac1adf7c844406cc29829d35e9294f
Detections:
win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
SH256 hash:
bdcc7e9bf098a6231d3797ada9e1879c590ad0268ed049299602a99d0f6747ff
MD5 hash:
777d8633855ca251fb9944920f0d4165
SHA1 hash:
a63f3947f9d67ae2269312a49cd1587334439269
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
81c6dcf57b751f09ef85d28a6a20b6e362f1bc87fa971253538819016ca98555
MD5 hash:
ea3c130341b7fd3aecc7567ee3d4e6fa
SHA1 hash:
8556a100b137bc49eafa159ba83457a3fbd91a49
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
SH256 hash:
2388d16f2f0aa2356b18a27b4dfb7f1cf92281ce552f8b345074f3f76c765557
MD5 hash:
8464437055d3802341c759fac19a4eb0
SHA1 hash:
2a9668faa9ac1adf7c844406cc29829d35e9294f
Detections:
win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
bdcc7e9bf098a6231d3797ada9e1879c590ad0268ed049299602a99d0f6747ff
MD5 hash:
777d8633855ca251fb9944920f0d4165
SHA1 hash:
a63f3947f9d67ae2269312a49cd1587334439269
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
81c6dcf57b751f09ef85d28a6a20b6e362f1bc87fa971253538819016ca98555
MD5 hash:
ea3c130341b7fd3aecc7567ee3d4e6fa
SHA1 hash:
8556a100b137bc49eafa159ba83457a3fbd91a49
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
SH256 hash:
2388d16f2f0aa2356b18a27b4dfb7f1cf92281ce552f8b345074f3f76c765557
MD5 hash:
8464437055d3802341c759fac19a4eb0
SHA1 hash:
2a9668faa9ac1adf7c844406cc29829d35e9294f
Detections:
win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
bdcc7e9bf098a6231d3797ada9e1879c590ad0268ed049299602a99d0f6747ff
MD5 hash:
777d8633855ca251fb9944920f0d4165
SHA1 hash:
a63f3947f9d67ae2269312a49cd1587334439269
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
81c6dcf57b751f09ef85d28a6a20b6e362f1bc87fa971253538819016ca98555
MD5 hash:
ea3c130341b7fd3aecc7567ee3d4e6fa
SHA1 hash:
8556a100b137bc49eafa159ba83457a3fbd91a49
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
SH256 hash:
6ef2063e8207f9c58067966a90ec7bfbcc6c31b3df611fcb8bf88cf531e579d0
MD5 hash:
5a48b07623214390da56cc5b10c34746
SHA1 hash:
ed7b805bd2647a9234a518628340d799e0fd1622
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:pe_imphash
Rule name:Skystars_Malware_Imphash
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 6ef2063e8207f9c58067966a90ec7bfbcc6c31b3df611fcb8bf88cf531e579d0

(this sample)

Comments