MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64211b3ec0bff18e76bc780b58e02aa7538e31dd30403297ea8f6b06a38e16b6. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 64211b3ec0bff18e76bc780b58e02aa7538e31dd30403297ea8f6b06a38e16b6
SHA3-384 hash: 23676a97e55c8e147d4d13341fea3913269b987b58b8758b8592fb98b521ac4c8acf9e7fe2ea37478fbf6f8fb520bd7c
SHA1 hash: c11ea9c7758cc7d22e8115843ce7b39f83eae5a5
MD5 hash: b6b32f177fff677195aab699d902b67a
humanhash: hydrogen-mirror-two-maryland
File name:SecuriteInfo.com.Win32.RATX-gen.18658.13390
Download: download sample
Signature Formbook
Create hunting rule
File size:559'104 bytes
First seen:2023-01-02 11:32:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:1n6mOi9J3NklLUGmSTcMtT1MFRn5Bp8eN:cWXklL3mkLMj5
TLSH T104C4016D69FC4625EEB91BF9D9B461215371BD9A7428D70E0E8BB1DF4032B0C8B50B23
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)
File icon (PE):PE icon
dhash icon ccb2b2828bb2a280 (4 x Formbook, 2 x AgentTesla, 2 x RemcosRAT)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
179
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.RATX-gen.18658.13390
Verdict:
Suspicious activity
Analysis date:
2023-01-02 11:34:07 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/eed140f1-6d5f-42dd-8799-a61ccb0ca948

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.18658.13390.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63b2c0f0a70bef46551c9da9/reports/fdcff9d5-a1f9-4816-a0ef-f63cae76b615/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/76e02fc0-eb83-4d1c-a7e0-a4106c2c26cb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1144129
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/64211b3ec0bff18e76bc780b58e02aa7538e31dd30403297ea8f6b06a38e16b6/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-01-02 11:33:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mqqrwpwax7yy45v4pafvrybku5jy4mo5gbadff7kr5vqni4oc23a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:g44n rat spyware stealer trojan
Link:
https://tria.ge/reports/230102-nnvd9sea36/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook
Unpacked files
SH256 hash:
e7242ae1cd799ea3200b7705221fdddd8abf588e87215a28057e02135bf547ad
MD5 hash:
6b1c0c833df93681eafdcf57072e8075
SHA1 hash:
5081196e5fd1e90c7564ce07096baf4668bbc3fc
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
Parent samples :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 hash:
59bcd4203167ab824809004c0f4030f58acbd7c4f382b6e2d5f0c5695a71e170
MD5 hash:
3820d6b49c5470a173913d3933e38cff
SHA1 hash:
563a66c1ccd79d751de8b717f050300bdbf776db
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
SH256 hash:
88867bab9fd249536235fe218da8c5c6e488cb4e3a13899e535b2d70fd7b15fc
MD5 hash:
4b09efabb4004c1ad75bdd2c9b59d749
SHA1 hash:
f7f22a6d61c3bacc898d1733070ed98c148a2aae
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
SH256 hash:
ebf4f4224f493ce4b76e6b98c0578f0a97f03c6b06cd2530e6119b8a84edcad7
MD5 hash:
701bfd3536d19d5de64ea3e6b5ed2ba3
SHA1 hash:
f49318c17ccf5a09937b927c1d18f9aad378c272
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
SH256 hash:
c540ee591b86046d35bd8c6d10081c0a11ca9292c1665b772ea48a0b54ce200e
MD5 hash:
640dae8ea290a5b59948adf98a5a48ac
SHA1 hash:
6fc6c71f5820a59d87306d05076030ca8109380f
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
SH256 hash:
66d06841e5f1480f4f8c1f8386d46a47b0eca64f1e8ba15a4c2ac8c00b59d8d4
MD5 hash:
c3b469d6b7576309d30591a0bc7445c5
SHA1 hash:
15fafbfedca24effe693bcfce3a467ea1235a456
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
SH256 hash:
64211b3ec0bff18e76bc780b58e02aa7538e31dd30403297ea8f6b06a38e16b6
MD5 hash:
b6b32f177fff677195aab699d902b67a
SHA1 hash:
c11ea9c7758cc7d22e8115843ce7b39f83eae5a5
Link:
https://www.unpac.me/results/767344fb-d824-4238-bd47-f61062b39da9/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/64211b3ec0bf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/64211b3ec0bff18e76bc780b58e02aa7538e31dd30403297ea8f6b06a38e16b6

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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.

Comments