MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc98651f6e422a0a58955659b338a9f11186b7ec235eee1daf9462fd725faf20. 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: 17


Intelligence 17 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fc98651f6e422a0a58955659b338a9f11186b7ec235eee1daf9462fd725faf20
SHA3-384 hash: 03a2aa4e0cc22bb2972a431b825d65c1bf2a16169fcc23e5a27481fa6e21e2d8d4fe96a67f3e5bf36367f5c96d2db032
SHA1 hash: 72ec65401c652a14f6396ebf36944ff9cf68da89
MD5 hash: 66dbec76a5ed3120e9cdbc42ce098814
humanhash: batman-bakerloo-fanta-apart
File name:SecuriteInfo.com.Win32.PWSX-gen.6935.2014
Download: download sample
Signature Formbook
Create hunting rule
File size:322'560 bytes
First seen:2022-11-25 09:41:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 6144:+9WVKrYbE7c6Hqi04+d9zBN4PFaw9XFj6UnW8rYcuwYz43:+I8YQ7jHDC9qdFFeaW8rY1z43
TLSH T19064BEAD721172DEC857D4729EA82D68EB64747B830F1213942316EDAE0D89BCF251F3
TrID 28.5% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
13.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.2% (.EXE) Win32 Executable (generic) (4505/5/1)
5.6% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 30b2c4c8c8c4b030 (53 x Formbook, 41 x RemcosRAT, 20 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
380
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.6935.2014
Verdict:
Malicious activity
Analysis date:
2022-11-25 09:42:13 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e11d402a-9490-4b60-8d63-937ecdd4b89c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/338399/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.6935.2014.UNOFFICIAL
Create hunting rule

PUA.Win.Packed.ConfuserEx-6391397-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Launching cmd.exe command interpreter
Searching for synchronization primitives
Creating a file in the %temp% directory
Creating a window
Forced shutdown of a system process
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63808deb559d07a06f475b74/reports/dcca827d-7e05-4dfb-af70-a717fad36f1b/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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4be5cfe5-def4-4fba-ae8c-a794c3241307
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1121041
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files to the startup folder
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Powershell drops PE file
Queues an APC in another process (thread injection)
Sigma detected: Copy file to startup via Powershell
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 753754 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 25/11/2022 Architecture: WINDOWS Score: 100 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus detection for URL or domain 2->36 38 Antivirus detection for dropped file 2->38 40 11 other signatures 2->40 8 SecuriteInfo.com.Win32.PWSX-gen.6935.2014.exe 1 2->8         started        11 OpenWith.exe 2->11         started        process3 file4 32 SecuriteInfo.com.W...n.6935.2014.exe.log, ASCII 8->32 dropped 13 RegSvcs.exe 8->13         started        16 powershell.exe 14 8->16         started        19 RegSvcs.exe 8->19         started        process5 file6 44 Modifies the context of a thread in another process (thread injection) 13->44 46 Maps a DLL or memory area into another process 13->46 48 Queues an APC in another process (thread injection) 13->48 21 explorer.exe 2 13->21 injected 28 C:\Users\user\AppData\Roaming\...\%Namee%, PE32 16->28 dropped 30 C:\Users\user\...\%Namee%:Zone.Identifier, ASCII 16->30 dropped 50 Drops PE files to the startup folder 16->50 52 Powershell drops PE file 16->52 23 conhost.exe 16->23         started        54 Tries to detect virtualization through RDTSC time measurements 19->54 signatures7 process8 process9 25 explorer.exe 21->25         started        signatures10 42 Tries to detect virtualization through RDTSC time measurements 25->42
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fc98651f6e422a0a58955659b338a9f11186b7ec235eee1daf9462fd725faf20/
Threat name:
Win32.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2022-11-25 06:06:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7smgkh3oiivauwevkzm3gofj6eiynn7menpo4hnpsrrp24s7v4qa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
cobaltstrike
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:gh31 rat spyware stealer trojan
Link:
https://tria.ge/reports/221125-lpb8zacb41/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
Reads user/profile data of web browsers
Formbook payload
Formbook
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4a6ca1e5-9c16-47ef-bd17-6a7ec41d0273
Unpacked files
SH256 hash:
76baa55e48333b0f0f4f25acd60534d51addcc38c7568a5a871a56efd5a7a530
MD5 hash:
89d8d4cc4a1f9e2c20ecdfcf0d0352ea
SHA1 hash:
94e421c2a6a3f3dd38b8923edbb070dd4fef6431
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/4c8433db-806b-4eda-875c-c012cd9ba462/
Parent samples :
20bf9de191b51755f2680bebdce8ad9cb9a7d4b4563dfcfff257ddefd34665cf
fc98651f6e422a0a58955659b338a9f11186b7ec235eee1daf9462fd725faf20
SH256 hash:
bfa12a2456d40d6c32a1f4e35bd43c81f6f67466234faed8fec19397d0e6d808
MD5 hash:
7a7927bac28be846b2fd2a5d10ba0676
SHA1 hash:
67a7b8616fc8e7aa7bb7a6e2521548e67a7caa2d
Link:
https://www.unpac.me/results/4c8433db-806b-4eda-875c-c012cd9ba462/
Parent samples :
fb110b1db7c02725d6cb0953cf153a2b5e158d358db136aece90ac06d79cb07d
80dd6d009a2b7ab7aa393d063048320db5ea3920a4fd9cca4a0a76f12183273f
SH256 hash:
e3ef12828d70c61ca2f3bd14b485e410c0c29addcae07d3aa7eef2297b5da9f1
MD5 hash:
f566f3f0ec1559633bd76fd96336778c
SHA1 hash:
2b826ec9242bda6afe50842915f93cd5a2cb36d2
Link:
https://www.unpac.me/results/4c8433db-806b-4eda-875c-c012cd9ba462/
SH256 hash:
fc98651f6e422a0a58955659b338a9f11186b7ec235eee1daf9462fd725faf20
MD5 hash:
66dbec76a5ed3120e9cdbc42ce098814
SHA1 hash:
72ec65401c652a14f6396ebf36944ff9cf68da89
Link:
https://www.unpac.me/results/4c8433db-806b-4eda-875c-c012cd9ba462/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fc98651f6e42/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fc98651f6e422a0a58955659b338a9f11186b7ec235eee1daf9462fd725faf20

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_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
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/338399/

Comments