MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5085635779b4d129e82c63c80c1c4fd1d37b979bd7f7336433745371fdee7b3. 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: b5085635779b4d129e82c63c80c1c4fd1d37b979bd7f7336433745371fdee7b3
SHA3-384 hash: ec0b9af80049b9f5e3163b12df14ac9411cf6c3eee7441e5178841c2bba037a0a5ae99d5a08c36abfe557adf6e63728e
SHA1 hash: 565b05dece6fe99f13febbc491731c819ab5d3d6
MD5 hash: 842fb085c57da1c9c07c9e6d09cbde0b
humanhash: july-north-july-moon
File name:SecuriteInfo.com.Trojan.DownLoaderNET.495.11710.4520
Download: download sample
Signature Formbook
Create hunting rule
File size:49'152 bytes
First seen:2022-11-03 14:12:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 384:GPAzryG8tUHHojSe1i39bXfrmUkptYcFmVc03K:vmGFHHf3gtYcFmVc6K
TLSH T1C523B3322271DF65C92F3975D8A386F94227EE42CD4687DF34887E4A3A36190F572A43
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 232b515173695d41 (14 x Formbook, 14 x AgentTesla, 6 x NanoCore)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
223
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.DownLoaderNET.495.11710.4520
Verdict:
Malicious activity
Analysis date:
2022-11-03 14:15:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/777c43b0-ea48-45ad-a4b4-7eb4a29fe36a

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/328005/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.495.11710.4520.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6363dfb63aad66e8a8921403/reports/01df05a9-6426-42bd-97b5-054ead9e6eb3/overview
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/efe71fc5-1d41-4966-b1ee-0f7911ed31cc
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1104446
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
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/b5085635779b4d129e82c63c80c1c4fd1d37b979bd7f7336433745371fdee7b3/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-11-03 08:52:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
19 of 25 (76.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wuefmnlxtngrfhucyy6ibqoe7uotpolzxv7xgnsdg5ctoh6646zq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
masslogger
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:qzxe discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/221103-rjed2addcl/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Creates a large amount of network flows
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d4784bc6-435a-4dfa-ac63-1c01e6cf3538
Unpacked files
SH256 hash:
b5085635779b4d129e82c63c80c1c4fd1d37b979bd7f7336433745371fdee7b3
MD5 hash:
842fb085c57da1c9c07c9e6d09cbde0b
SHA1 hash:
565b05dece6fe99f13febbc491731c819ab5d3d6
Detections:
PureCrypter_Stage1
Create hunting rule
Link:
https://www.unpac.me/results/ac18594f-f801-4376-94fd-e9bd3fca82d7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/b5085635779b4d129e82c63c80c1c4fd1d37b979bd7f7336433745371fdee7b3

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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
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/328005/

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