MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe
SHA3-384 hash: 538ced88c0f003b93f9da0e9f06da74492c62585c9d3953412860515b14ae275460180164d0fa622ab89c9686b488415
SHA1 hash: 59a57dc5daf19268d52b2214101efc1af2b5a853
MD5 hash: c11d8d5a44eb9bd5066e8c45c97bfada
humanhash: wolfram-sweet-lion-december
File name:c11d8d5a44eb9bd5066e8c45c97bfada.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:629'248 bytes
First seen:2023-07-26 15:33:59 UTC
Last seen:Never
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:Tf2iN2GULiRrouFF/14R9Yyo4qg+uNznb3JRq8phyn+lUW84Wb2y1tY/j02E:Tf1xULiRro8iR3qgtb3JRq/EKb2y1WjO
Threatray 3'418 similar samples on MalwareBazaar
TLSH T143D42211A2BD9726CCF253F511E041104BF2F99F913AE2895EC661DB9A73F101BE0B9B
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 abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
260
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
New Order_letter.docx
Verdict:
Malicious activity
Analysis date:
2023-07-26 05:58:38 UTC
Tags:
exploit cve-2017-11882 loader stealer
Link:
https://app.any.run/tasks/c7cc5b6c-9814-438f-aee0-ed39ee45e50b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/434118/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe
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/d4cf454c-97cd-46bb-aba0-27215e93b4bb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1280362
Signature
.NET source code contains potential unpacker
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe/
Threat name:
Win32.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2023-07-26 04:34:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dp465jw6hjm64whbhyzrox752zwgxjfbq62n7fevsoctyq3yjl7a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1257726baaeca6e8c000406ceaba2ec70fa53371d331f8e6b39bfff8bb0a3a02
Formbook
216237da181e0a4fe72486534f4fb7694641a34508dce78b3d36acbd53bd9dba
Formbook
83705fb44730441949f46455f2076211d6f9d3739a622bb277d3e9c03ddd592e
Formbook
9202b35448e653781c1e8d04a5f1266e40116832675be9b096034f4e0861c78c
Formbook
9704a19146f3fb0b491a65fa62d39c72d4c0ebacd5d7128dcfcda43400bb05b4
Formbook
9c4729e8b07e00f05876ed556d5c27a993a60979374b7fdafe69c0aca66a7281
Formbook
9e6e021c6deed0f7538b92df6a47667f2c52919628fa4886c6948860720f9214
Formbook
c1b9e627f3beaa8e365c0bdc240435e2eaf47b664d28d1c2c2fd859bd9373d7e
Formbook
e3643d141c0e87b3304f3b015f1e8dbbbe273e9a8bb93906991fe61a3073f891
Formbook
eff9bbf602fab34b0fe063fb3595ef374fdeb30670db2eb04237a921f03ed47d
Formbook
+ 3'408 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/230726-szr6haec4v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
be3764dba0f665ef82851a85a36d6d9ed4b1d32e887cf6b40f329503071fe352
MD5 hash:
14b938057a703e114d551e023c5eb977
SHA1 hash:
6a4ee6be076b35db6f7f7bc12065e074b99719de
Detections:
win_formbook_w0
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/8b0ab185-7547-4cd2-abe8-04bcae4a57a8/
Parent samples :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 hash:
c626bb14f96aa5e4da875c08230bc9c97bb61c9736f3d4dc8d4a5758a8aa35dc
MD5 hash:
78dcba5d9656b33f044ba352a2a9e660
SHA1 hash:
8d28ba43dcb87cb4a987a8c7c228bf63b62e3324
Link:
https://www.unpac.me/results/8b0ab185-7547-4cd2-abe8-04bcae4a57a8/
SH256 hash:
3f68cc843eb3b2a764dc02355e2e3f97dce8f1164d6f18a4f77e850410dfc137
MD5 hash:
60126f10641986bbcefca9ed6159994b
SHA1 hash:
df584155d49b10805f1f0d81a758e98b23990815
Link:
https://www.unpac.me/results/8b0ab185-7547-4cd2-abe8-04bcae4a57a8/
SH256 hash:
a924410e066b04bea11ed632e1d8aeb84ce7a12ed88581624bac6f64ecbefdf0
MD5 hash:
01ec610786df89d588219fce36c42eb7
SHA1 hash:
cad040d08ed89da9d09089cf446ecb531c1e16ba
Link:
https://www.unpac.me/results/8b0ab185-7547-4cd2-abe8-04bcae4a57a8/
SH256 hash:
08ebc622e0cf878c97baa286ee4d9ca2a33c3544ea8ee31d354ab2c165677cfb
MD5 hash:
79f2944e7669b3ecfdb8e567ae984ed3
SHA1 hash:
0aecc113ab5bff85050a3fe14560766801a38331
Link:
https://www.unpac.me/results/8b0ab185-7547-4cd2-abe8-04bcae4a57a8/
SH256 hash:
1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe
MD5 hash:
c11d8d5a44eb9bd5066e8c45c97bfada
SHA1 hash:
59a57dc5daf19268d52b2214101efc1af2b5a853
Link:
https://www.unpac.me/results/8b0ab185-7547-4cd2-abe8-04bcae4a57a8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe

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
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.

Web download

Formbook

Executable exe 1bf9eea6de3a59ee58e13e33175ffdd66c6ba4a187b4df949593853c43784afe

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2688783/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/434118/

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