MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b67aa8dfe6ff4cd4478be74edc93000fa290ac31c7f869c8191220ef40239f87. 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 3 File information Comments

SHA256 hash: b67aa8dfe6ff4cd4478be74edc93000fa290ac31c7f869c8191220ef40239f87
SHA3-384 hash: f861de06b99afcc34535bada8009ec92cbba5012a7d1b1e43df045264c41df1422c4f826e2af742296292a3b67f464b4
SHA1 hash: aeeee66f418b4bb439a0be66a88c11fb4c66dd21
MD5 hash: de3784614ddbe92275fafab66c027aef
humanhash: edward-charlie-delaware-salami
File name:Quotation 64908132458.exe
Download: download sample
Signature Formbook
File size:698'880 bytes
First seen:2023-07-06 09:27:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:k9C6DCr1lBB5r2EA+DrQyHtUWWFhB1UtfwidcP77av/:Uu5d2mfnUDhB1Eoi+i
Threatray 3'193 similar samples on MalwareBazaar
TLSH T196E401226D33C35BD428D3F6187550C523B8835424BDD62C2CCBA1F99E2BF149A67B9B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter lowmal3
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
268
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quotation 64908132458.exe
Verdict:
Malicious activity
Analysis date:
2023-07-06 09:30:40 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
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
Result
Verdict:
UNKNOWN
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
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: 1267973 Sample: Quotation_64908132458.exe Startdate: 06/07/2023 Architecture: WINDOWS Score: 100 41 Malicious sample detected (through community Yara rule) 2->41 43 Sigma detected: Scheduled temp file as task from temp location 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 3 other signatures 2->47 7 Quotation_64908132458.exe 7 2->7         started        11 YbvnbTJb.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\Roaming\YbvnbTJb.exe, PE32 7->33 dropped 35 C:\Users\...\YbvnbTJb.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmp1006.tmp, XML 7->37 dropped 39 C:\Users\...\Quotation_64908132458.exe.log, ASCII 7->39 dropped 49 Uses schtasks.exe or at.exe to add and modify task schedules 7->49 51 Adds a directory exclusion to Windows Defender 7->51 13 powershell.exe 20 7->13         started        15 schtasks.exe 1 7->15         started        17 Quotation_64908132458.exe 7->17         started        53 Multi AV Scanner detection for dropped file 11->53 55 Machine Learning detection for dropped file 11->55 19 schtasks.exe 1 11->19         started        21 YbvnbTJb.exe 11->21         started        23 YbvnbTJb.exe 11->23         started        25 YbvnbTJb.exe 11->25         started        signatures5 process6 process7 27 conhost.exe 13->27         started        29 conhost.exe 15->29         started        31 conhost.exe 19->31         started       
Threat name:
ByteCode-MSIL.Trojan.Leonem
Status:
Malicious
First seen:
2023-07-06 09:02:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
22 of 37 (59.46%)
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:
2533d367f9ac30872666f71c6c786ddf9c1a60e24e07dfbc015d1640c5882743
MD5 hash:
8f43f2be0d3afe4c94a76594f04a9735
SHA1 hash:
6ab89fc9c930c99412593c7237baccc90f8c4c5b
SH256 hash:
1096322f684f93e679c59c6caeb6ec191136261235b0eb9f000c048466484b9c
MD5 hash:
7c721686e0a4fdde8cc9c309c8414a65
SHA1 hash:
07c5500e21fd64d987fcf19e83ddc1878131791a
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:
2533d367f9ac30872666f71c6c786ddf9c1a60e24e07dfbc015d1640c5882743
MD5 hash:
8f43f2be0d3afe4c94a76594f04a9735
SHA1 hash:
6ab89fc9c930c99412593c7237baccc90f8c4c5b
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:
1096322f684f93e679c59c6caeb6ec191136261235b0eb9f000c048466484b9c
MD5 hash:
7c721686e0a4fdde8cc9c309c8414a65
SHA1 hash:
07c5500e21fd64d987fcf19e83ddc1878131791a
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
2533d367f9ac30872666f71c6c786ddf9c1a60e24e07dfbc015d1640c5882743
MD5 hash:
8f43f2be0d3afe4c94a76594f04a9735
SHA1 hash:
6ab89fc9c930c99412593c7237baccc90f8c4c5b
SH256 hash:
1096322f684f93e679c59c6caeb6ec191136261235b0eb9f000c048466484b9c
MD5 hash:
7c721686e0a4fdde8cc9c309c8414a65
SHA1 hash:
07c5500e21fd64d987fcf19e83ddc1878131791a
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:
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:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
bdcc7e9bf098a6231d3797ada9e1879c590ad0268ed049299602a99d0f6747ff
MD5 hash:
777d8633855ca251fb9944920f0d4165
SHA1 hash:
a63f3947f9d67ae2269312a49cd1587334439269
SH256 hash:
2533d367f9ac30872666f71c6c786ddf9c1a60e24e07dfbc015d1640c5882743
MD5 hash:
8f43f2be0d3afe4c94a76594f04a9735
SHA1 hash:
6ab89fc9c930c99412593c7237baccc90f8c4c5b
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
1096322f684f93e679c59c6caeb6ec191136261235b0eb9f000c048466484b9c
MD5 hash:
7c721686e0a4fdde8cc9c309c8414a65
SHA1 hash:
07c5500e21fd64d987fcf19e83ddc1878131791a
SH256 hash:
2533d367f9ac30872666f71c6c786ddf9c1a60e24e07dfbc015d1640c5882743
MD5 hash:
8f43f2be0d3afe4c94a76594f04a9735
SHA1 hash:
6ab89fc9c930c99412593c7237baccc90f8c4c5b
SH256 hash:
1096322f684f93e679c59c6caeb6ec191136261235b0eb9f000c048466484b9c
MD5 hash:
7c721686e0a4fdde8cc9c309c8414a65
SHA1 hash:
07c5500e21fd64d987fcf19e83ddc1878131791a
SH256 hash:
b67aa8dfe6ff4cd4478be74edc93000fa290ac31c7f869c8191220ef40239f87
MD5 hash:
de3784614ddbe92275fafab66c027aef
SHA1 hash:
aeeee66f418b4bb439a0be66a88c11fb4c66dd21
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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 b67aa8dfe6ff4cd4478be74edc93000fa290ac31c7f869c8191220ef40239f87

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments