MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 895ef47b4da61470f4ba9c87d131b1f74adfea16dd6162e5bca0eee391d0a6f4. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments 1
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SHA256 hash: 895ef47b4da61470f4ba9c87d131b1f74adfea16dd6162e5bca0eee391d0a6f4
SHA3-384 hash: ef659867be6b981f8d009efab555497918972108d861850a9db5b1f6cf1aeac93ff09e2b8967bd96a9848a96d3c14d09
SHA1 hash: d32cd442d93a9c6f1e831567fb5eb11f4373ff41
MD5 hash: 24435824ef7a6d34dc007456dd22ade4
humanhash: sweet-whiskey-gee-alanine
File name:24435824ef7a6d34dc007456dd22ade4
Download: download sample
Signature Formbook
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File size:201'216 bytes
First seen:2022-05-20 11:01:05 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 3072:l2laKHR2HWJ3pOCxgvu7cUCg7GiDGT2vrnFUXUFv:QdF17/57GcGT2rT
TLSH T15A145B42BB44CB36C6A84779C8A7C7081374AE005F535B0F7168BF6F3EB33956A46689
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% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 3844f070f3f0d864 (1 x Formbook)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
24435824ef7a6d34dc007456dd22ade4
Verdict:
Malicious activity
Analysis date:
2022-05-20 11:20:22 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/75b4810b-5701-4f0d-87c4-b699c070f012

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/272958/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.7737.12506.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% subdirectories
Creating a file
Searching for synchronization primitives
Launching cmd.exe command interpreter
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/6287753e3ec49f83a6b959b0/reports/2955f794-4cd1-4328-8255-4998f4f3a0f0/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7a06b047-24e9-47ad-b8d9-271f3f0e5368
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/998474
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Found malware configuration
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 630970 Sample: yC8t55kss8 Startdate: 20/05/2022 Architecture: WINDOWS Score: 100 44 www.hilleleven.xyz 2->44 58 Snort IDS alert for network traffic 2->58 60 Multi AV Scanner detection for domain / URL 2->60 62 Found malware configuration 2->62 64 12 other signatures 2->64 11 yC8t55kss8.exe 15 7 2->11         started        signatures3 process4 dnsIp5 46 darley.ml 192.185.174.178, 49742, 80 UNIFIEDLAYER-AS-1US United States 11->46 38 C:\Users\user\AppData\...\Msnmjsmqt.exe, PE32 11->38 dropped 40 C:\Users\...\Msnmjsmqt.exe:Zone.Identifier, ASCII 11->40 dropped 42 C:\Users\user\AppData\...\yC8t55kss8.exe.log, ASCII 11->42 dropped 66 Creates an undocumented autostart registry key 11->66 68 Writes to foreign memory regions 11->68 70 Injects a PE file into a foreign processes 11->70 16 MSBuild.exe 11->16         started        19 MSBuild.exe 11->19         started        21 cmd.exe 1 11->21         started        23 MSBuild.exe 11->23         started        file6 signatures7 process8 signatures9 48 Modifies the context of a thread in another process (thread injection) 16->48 50 Maps a DLL or memory area into another process 16->50 52 Sample uses process hollowing technique 16->52 54 Queues an APC in another process (thread injection) 16->54 25 explorer.exe 16->25 injected 56 Tries to detect virtualization through RDTSC time measurements 19->56 27 conhost.exe 21->27         started        29 timeout.exe 1 21->29         started        process10 process11 31 colorcpl.exe 25->31         started        signatures12 72 Modifies the context of a thread in another process (thread injection) 31->72 74 Maps a DLL or memory area into another process 31->74 76 Tries to detect virtualization through RDTSC time measurements 31->76 34 cmd.exe 1 31->34         started        process13 process14 36 conhost.exe 34->36         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/895ef47b4da61470f4ba9c87d131b1f74adfea16dd6162e5bca0eee391d0a6f4/
Threat name:
Win32.Trojan.Tiggre
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Status:
Malicious
First seen:
2022-05-20 11:14:06 UTC
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:s4s9 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220520-m44gfaafe8/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
895ef47b4da61470f4ba9c87d131b1f74adfea16dd6162e5bca0eee391d0a6f4
MD5 hash:
24435824ef7a6d34dc007456dd22ade4
SHA1 hash:
d32cd442d93a9c6f1e831567fb5eb11f4373ff41
Link:
https://www.unpac.me/results/551003b7-4d44-4a3e-a7ad-fa3069af477a/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/895ef47b4da6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/895ef47b4da61470f4ba9c87d131b1f74adfea16dd6162e5bca0eee391d0a6f4

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
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 895ef47b4da61470f4ba9c87d131b1f74adfea16dd6162e5bca0eee391d0a6f4

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2203525/
  
URLhaus
https://urlhaus.abuse.ch/url/2203526/
  
URLhaus
https://urlhaus.abuse.ch/url/2203887/
Cape
Cape
https://www.capesandbox.com/analysis/272958/

Comments


Avatar
zbet commented on 2022-05-20 11:01:24 UTC

url : hxxps://192.210.240.32/g/bcg.exe