MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3
SHA3-384 hash: aacfcf44b490bb0fefc5268b105713eb9d3dba537639cd976fa6f1d61ec1ff2779f6a3f9bd862e0394055f609258e6c1
SHA1 hash: 0e44d8b0e89ef6abc77115dd3d40e6a29fd17ccf
MD5 hash: 615ae1d470fc872f0039c8ba3d1b3ae4
humanhash: zulu-paris-seventeen-lemon
File name:SecuriteInfo.com.Win32.PWSX-gen.24475
Download: download sample
Signature Formbook
Create hunting rule
File size:851'968 bytes
First seen:2022-09-20 04:53:46 UTC
Last seen:2022-10-10 10:12:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:Rfz1L8888Cw7p46FZKxkHmxGxSagSE6a:Rfz1I88M54xSSagSE6
TLSH T1FE05C0542626C90BC96DB670DCD2E3712FA86DE5865FC24F08DC3CBBF13B2986DA1251
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
243
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.24475
Verdict:
Suspicious activity
Analysis date:
2022-09-20 04:56:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9d6bb7fe-7933-4ddd-95b7-a1743a33e54f

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/311507/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.24475.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
packed
Link:
https://www.filescan.io/uploads/632947a9397677696534570e/reports/79cc4eab-a57a-49af-932a-79fb278314e7/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/307f1b1b-edba-4785-a516-de638b7f1630
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1073375
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
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
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-20 04:54:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kochx54utcptoj5voivzaujcqr7hhvf3ztqzgh72maczhbbgpkrq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:v18s rat spyware stealer trojan
Link:
https://tria.ge/reports/220920-fjjg7scaa2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5d0e21dc-2d1d-4fc4-bd57-313439c35e9f
Unpacked files
SH256 hash:
d44b3f4900fc8fe00af2800007ae88634c3dcc80e4133a63316d5c6e838e960b
MD5 hash:
3210792f99453507ad07edea5b91c9bc
SHA1 hash:
a8b970fce7f281a5eb6f24c8b49df1f8aa6358de
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/148e5ac8-237c-4e4a-83b9-c7aed7ffb10f/
Parent samples :
bebdf93fa8240f4927cdb0b4c0e11431b123d4424a976b61ad5bc0c836cbee4b
8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9
5021a289d43c8112ece35b04d12f02a5c636321c61af8c47bcf6c514a0a25b12
49e5ff72a0dc3d3c2e9164ab6a8a3c59b5f82894a7aa03d424b1eb7ae720cda3
62c9fa4f1f1b936a027287b66f32ea3fd2c569546d5bd5fe62c0df2300d1121c
53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3
317af501cb3f40775e821990fbbb2018ca7b652cd7c2cb2c3db10a5020f6e568
SH256 hash:
211455d03af725af9f5ab0eeb421708b17d4d4046080e821d4ec850fdb2ef939
MD5 hash:
fb5e256949ff029ff04f4dfbc1f58d4a
SHA1 hash:
2bb1840cb889473fb6193a4b58620ea6a9e16f86
Link:
https://www.unpac.me/results/148e5ac8-237c-4e4a-83b9-c7aed7ffb10f/
SH256 hash:
565a6c4ccf80e46daa7a13b95dbfe27806c1a50b413f15859e0f8947307789c4
MD5 hash:
da1d7357233913e68752712aa88567cb
SHA1 hash:
201d75bca8a12dd7506d2b17a7506ce77ae60c97
Link:
https://www.unpac.me/results/148e5ac8-237c-4e4a-83b9-c7aed7ffb10f/
SH256 hash:
44c50087cbd9a86677ff5b898c1ad52abf5f25297179a174edcc8b81dec967fc
MD5 hash:
d012ba9057bf67c7f29871326f2af919
SHA1 hash:
1d5b8b512b37f0e1900496b578117082929654c7
Link:
https://www.unpac.me/results/148e5ac8-237c-4e4a-83b9-c7aed7ffb10f/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/148e5ac8-237c-4e4a-83b9-c7aed7ffb10f/
SH256 hash:
53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3
MD5 hash:
615ae1d470fc872f0039c8ba3d1b3ae4
SHA1 hash:
0e44d8b0e89ef6abc77115dd3d40e6a29fd17ccf
Link:
https://www.unpac.me/results/148e5ac8-237c-4e4a-83b9-c7aed7ffb10f/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/53847bf79498/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3

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.

Cape
Cape
https://www.capesandbox.com/analysis/311507/

Comments