MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2
SHA3-384 hash: e6471e0d2e46c139d619b7bfdfeba3a0d3111cc0193c4c7496c1757f2557856709987ab71186b8d80a3b3807fc2e3ec4
SHA1 hash: c6d736b2a7a384f7e502445b93f000aca4e74314
MD5 hash: 731aab7c8c39f57db9f147b9f04f875d
humanhash: london-oxygen-winter-helium
File name:Purchase_Order-SAFCO_110162021.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:696'832 bytes
First seen:2023-10-27 15:03:48 UTC
Last seen:2023-10-27 15:51:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'604 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:17MOY2gZl5vvh7yQfWrIQg4JJKYpFL1ggzbL:17MJ2SlfODMQhDFeQ3
Threatray 1'028 similar samples on MalwareBazaar
TLSH T1FAE4BF49F5C81A91C82963B81F7BCC784722BDBA7935C10D18D579EB3FB6B830026667
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 7ceed6dec4cec2c4 (3 x Formbook, 2 x RemcosRAT, 1 x PureCrypter)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
344
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/456718/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1102.6784.29282.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Restart of the analyzed sample
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
cmd lolbin masquerade packed threat
Link:
https://www.filescan.io/uploads/653bd16a4ebf05ac3f3beab1/reports/e52f9c73-9a1c-4925-b5e2-3bfa6d32bcdc/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2
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/9f2877ef-a463-4b8d-9dd8-58dff2a5beba
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1333346
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 domain / URL
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-16 18:47:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
51
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5wm3namoxxecacgz56elefxhwoz63qmc3t5tpyglgzk4jsispra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3bfaaf7436f93dff822a8c0f81f2e805f1c6855da29e1ee3ddd6d18c04744ae8
Formbook
427c9b2f96d7de03cdc0dc7aee9182be34dff11ccde29086da146a3cd4abf821
Formbook
50df1fc76a41a970a44ac40efdd0113c599a7091891dc13c25e78abe52a97158
Formbook
86b01fa8a457b9f282f50f1754a8ce931bb9d64f9f14c1d08d973ee1bb469559
Formbook
b79da8fc07954a6f3c5a1d35cae22315c2558dacdf0184d1a6cc5d29a4216dc3
Formbook
bec4ef3573fb041d4a688c353f4682186f2bfe3918e9add4b9c5ceda5ec2627c
Formbook
dd892312fd39c8906dce9e3c397ef4881776e0eff41f7b0b6a884580d7ac45ae
Formbook
e60ee806733b354c7da0fe99c38abc764f797ff77b6662a6975e4feeda991bee
Formbook
+ 1'018 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:bus9 loader rat
Link:
https://tria.ge/reports/231027-sfljlsfc2v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader payload
Xloader
Unpacked files
SH256 hash:
cadb869c9da06e796fc67272e1abef31b46a5f34ca75ee2d5541e326fe0b86a4
MD5 hash:
72ca43b2c63da0212e1627bc31c99f1a
SHA1 hash:
851f29640b7968649cb984c6c5840340449e76eb
Detections:
XLoader
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/6d2023ae-5eec-44b1-ac9a-6e405fe6693e/
Parent samples :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 hash:
86fe170cc6dd3a576807c1192a06ead68bf210f9ccd14f1a81d4f44c2dbcc25f
MD5 hash:
bf5c170790a9378101dbc312303925e3
SHA1 hash:
bddaf21c02ba5cec7c4dfd1b1f289e23714a8ba8
Link:
https://www.unpac.me/results/6d2023ae-5eec-44b1-ac9a-6e405fe6693e/
SH256 hash:
4e2126e82889af78e6bed8a491a82322637a8b1b9eb98ee33a77d31bc3f5f367
MD5 hash:
2100d9dd73a2196f3cda4552ecd69e2d
SHA1 hash:
509e47713b86dfd05c0200b7706a1f961ede3a0b
Link:
https://www.unpac.me/results/6d2023ae-5eec-44b1-ac9a-6e405fe6693e/
SH256 hash:
bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2
MD5 hash:
731aab7c8c39f57db9f147b9f04f875d
SHA1 hash:
c6d736b2a7a384f7e502445b93f000aca4e74314
Link:
https://www.unpac.me/results/6d2023ae-5eec-44b1-ac9a-6e405fe6693e/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bf6ccdb40c75/report/overview.html
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: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: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 bf6ccdb40c75ee410046cf7c4590b73d9d9f6e0c16e7d9bf0659b2ae264893e2

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/456718/

Comments