MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c8f1f62d57e6d36c840fc24c6366d5ddc4f5084c0ba6abfa8a5db059c7cce3b. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
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SHA256 hash: 2c8f1f62d57e6d36c840fc24c6366d5ddc4f5084c0ba6abfa8a5db059c7cce3b
SHA3-384 hash: f081cdcbd50dfba9e304e56aabca93a71bfda2250fd880cc2fb7653cf628d113335f0e1471169b94ce40a0d338ed266a
SHA1 hash: e60ae2a4565ca64dc16aac7d02ba1911e510c79b
MD5 hash: b151d0c79f32758e51fc3deaae8d160e
humanhash: cup-mockingbird-uranus-single
File name:SecuriteInfo.com.W32.AIDetectNet.01.21175.18301
Download: download sample
Signature Formbook
Create hunting rule
File size:13'824 bytes
First seen:2022-07-21 21:37:11 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 192:voEQgrgrh+NJTAtYhI6MzAHRJJZYXx6JzSt9f:gEQgrgrENJTXlMMHR9xG9
TLSH T1BB52A74BD3C8D572C97A4A3E584192B20264B351DCBE9F6F34787917B9333C206A2D6B
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 9b1979616969612b (42 x RemcosRAT, 6 x AgentTesla, 5 x Formbook)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
332
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/293269/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.21175.18301.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a file
Searching for synchronization primitives
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed wacatac
Link:
https://www.filescan.io/uploads/62d9c779b1b58ed7a177d2b0/reports/16f34fb1-d59c-4150-b007-7e18767ead28/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/b82aef05-829f-4e62-a93c-bef0265790b7
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1038903
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 671397 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 21/07/2022 Architecture: WINDOWS Score: 100 30 www.luksonenterprises.com 2->30 32 www.mtprospects.com 2->32 34 5 other IPs or domains 2->34 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Multi AV Scanner detection for submitted file 2->48 52 3 other signatures 2->52 9 SecuriteInfo.com.W32.AIDetectNet.01.21175.exe 15 4 2->9         started        signatures3 50 System process connects to network (likely due to code injection or exploit) 30->50 process4 dnsIp5 42 transfer.sh 144.76.136.153, 443, 49742 HETZNER-ASDE Germany 9->42 28 SecuriteInfo.com.W...et.01.21175.exe.log, ASCII 9->28 dropped 64 Encrypted powershell cmdline option found 9->64 14 aspnet_compiler.exe 9->14         started        17 powershell.exe 18 9->17         started        file6 signatures7 process8 signatures9 66 Modifies the context of a thread in another process (thread injection) 14->66 68 Maps a DLL or memory area into another process 14->68 70 Sample uses process hollowing technique 14->70 72 Queues an APC in another process (thread injection) 14->72 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process10 dnsIp11 36 www.greendairyfarm.com 19->36 38 bunte-wolke-bremen.com 81.169.145.80, 49862, 49863, 80 STRATOSTRATOAGDE Germany 19->38 40 27 other IPs or domains 19->40 54 System process connects to network (likely due to code injection or exploit) 19->54 25 rundll32.exe 13 19->25         started        signatures12 process13 signatures14 56 Tries to steal Mail credentials (via file / registry access) 25->56 58 Tries to harvest and steal browser information (history, passwords, etc) 25->58 60 Modifies the context of a thread in another process (thread injection) 25->60 62 Maps a DLL or memory area into another process 25->62
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2c8f1f62d57e6d36c840fc24c6366d5ddc4f5084c0ba6abfa8a5db059c7cce3b/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-21 21:38:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fshr6ywvpzwtnsca7qsmmntnlxoe6ueeyc5gvp5iuxnqlhd4zy5q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  10/10
Tags:
suricata
Link:
https://tria.ge/reports/220721-1g2afsagak/
Behaviour
Modifies Internet Explorer settings
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
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
2c8f1f62d57e6d36c840fc24c6366d5ddc4f5084c0ba6abfa8a5db059c7cce3b
MD5 hash:
b151d0c79f32758e51fc3deaae8d160e
SHA1 hash:
e60ae2a4565ca64dc16aac7d02ba1911e510c79b
Link:
https://www.unpac.me/results/4686ed6f-7125-4933-aa63-dc5abb9e8c3a/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2c8f1f62d57e/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/2c8f1f62d57e6d36c840fc24c6366d5ddc4f5084c0ba6abfa8a5db059c7cce3b

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/293269/

Comments