MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6b9351ebdc6c29c327f1c49af903664b8df0ebd221da40c02bfc6aba6a07663. 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: 15


Intelligence 15 IOCs YARA 9 File information Comments
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SHA256 hash: c6b9351ebdc6c29c327f1c49af903664b8df0ebd221da40c02bfc6aba6a07663
SHA3-384 hash: 5e1d14662f671304e086e6475c777cfa3507cf06d81aae1eb9f6698415b33b49fa6d49dd4a10ab0a3e462361a07472cd
SHA1 hash: 97c7ff692a8798aecd01008348b5532946b376d4
MD5 hash: d9c112f69af98e4bf1b9b60172cc6e4b
humanhash: kilo-lake-fifteen-seventeen
File name:Purchase Order f.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'014'272 bytes
First seen:2023-06-21 12:58:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1cbcb4b65955c8d081a194028529bada (2 x Formbook, 2 x DBatLoader, 2 x RemcosRAT)
ssdeep 24576:aDrW6G2PnQd7Oy8eOLVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVU:aDqtUnI7O8CVVVVVVVVVVVVVVVVVVVVe
Threatray 1'070 similar samples on MalwareBazaar
TLSH T12925D023E1B64873D026D93D9D035BA81F2ABD30292CB84667E57D8CDF3668679163C3
TrID 84.9% (.EXE) Win32 Executable Borland Delphi 6 (262638/61)
4.5% (.EXE) Win32 Executable Delphi generic (14182/79/4)
4.2% (.SCR) Windows screen saver (13097/50/3)
2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.4% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 808fb3f4d6d6d3af (3 x RemcosRAT, 2 x Formbook, 2 x DBatLoader)
Reporter malwarelabnet
Tags:exe FormBook ModiLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
285
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
Purchase Order f.exe
Verdict:
Malicious activity
Analysis date:
2023-06-21 13:00:24 UTC
Tags:
formbook xloader stealer
Link:
https://app.any.run/tasks/dde210ff-6903-4855-ae33-4f8649cc8480

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/401359/
Detection(s):
SecuriteInfo.com.Variant.Barys.432110.7819.427.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a process with a hidden window
Searching for the window
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
keylogger lolbin overlay packed
Link:
https://www.filescan.io/uploads/6492f41b99f0c0cb093339b9/reports/52cdda2f-d57b-439a-bced-c15f272b95fc/overview
Verdict:
Malicious
Labled as:
Barys.Generic
Link:
https://www.hybrid-analysis.com/sample/c6b9351ebdc6c29c327f1c49af903664b8df0ebd221da40c02bfc6aba6a07663
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:
Dbatloader
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d163e6be-9812-4a56-9b46-463584b7ce50
Result
Threat name:
DBatLoader, FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1259014
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
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)
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 892034 Sample: Purchase_Order_f.exe Startdate: 21/06/2023 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Multi AV Scanner detection for domain / URL 2->53 55 Found malware configuration 2->55 57 8 other signatures 2->57 9 Purchase_Order_f.exe 1 2 2->9         started        process3 dnsIp4 45 web.fe.1drv.com 9->45 47 ph-files.fe.1drv.com 9->47 49 2 other IPs or domains 9->49 29 C:\Users\Public\Libraries\Cprdqspg.bat, PE32 9->29 dropped 73 Writes to foreign memory regions 9->73 75 Allocates memory in foreign processes 9->75 77 Creates a thread in another existing process (thread injection) 9->77 79 Injects a PE file into a foreign processes 9->79 14 colorcpl.exe 2 9->14         started        file5 signatures6 process7 signatures8 81 Modifies the context of a thread in another process (thread injection) 14->81 83 Maps a DLL or memory area into another process 14->83 85 Sample uses process hollowing technique 14->85 87 Queues an APC in another process (thread injection) 14->87 17 explorer.exe 7 4 14->17 injected process9 dnsIp10 31 www.youlian.fund 154.204.24.45, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 17->31 33 www.yougfatty.info 184.94.215.91, 49716, 49717, 49718 VXCHNGE-NC01US United States 17->33 35 9 other IPs or domains 17->35 59 System process connects to network (likely due to code injection or exploit) 17->59 21 svchost.exe 13 17->21         started        25 Cprdqspg.bat 17->25         started        signatures11 process12 dnsIp13 37 www.youlian.fund 21->37 61 System process connects to network (likely due to code injection or exploit) 21->61 63 Tries to steal Mail credentials (via file / registry access) 21->63 65 Tries to harvest and steal browser information (history, passwords, etc) 21->65 71 2 other signatures 21->71 39 web.fe.1drv.com 25->39 41 ph-files.fe.1drv.com 25->41 43 2 other IPs or domains 25->43 67 Multi AV Scanner detection for dropped file 25->67 69 Machine Learning detection for dropped file 25->69 27 colorcpl.exe 25->27         started        signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c6b9351ebdc6c29c327f1c49af903664b8df0ebd221da40c02bfc6aba6a07663/
Threat name:
Win32.Trojan.Remcos
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Status:
Malicious
First seen:
2023-06-20 18:12:47 UTC
File Type:
PE (Exe)
Extracted files:
45
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y24tkhv5y3bjymt7dre27ebwms4n6dv5eio2idacx7dkxjvaozrq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
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Formbook
72cf82cbf24e740b354e9d3b86072b0ad4a741a8489870b42f559d93a364ce82
Formbook
893b9882d07fca1e3d941d5a05edae9c090cad508f7299e08543985d096a843f
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ab3b2d262d28cb3b2fb07bb5c3692f09eafefe29057c4c35a3e62088f2d09bd1
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e539f80082f961c600e6ff2a21e969d0641aa787831259d3fdd772b28d469721
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e963c5f4f3d85c3b4ca97d11584940a9a499e7fb89348a8cb4f54ee49ec375a4
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Formbook
+ 1'060 additional samples on MalwareBazaar
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:modiloader campaign:nvp4 persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/230621-p724wsag8v/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
ModiLoader Second Stage
Formbook
ModiLoader, DBatLoader
Unpacked files
SH256 hash:
c58f518e9f56737a5ddf6dd015c8cdd5bedb18c7e7b7ab25c9514fee0fc4dc29
MD5 hash:
5afb75efe4e3cf0ed8cb091e74eb0814
SHA1 hash:
a7da0575ad6fa9500e3b1b3a304d3d3b79898e01
Detections:
win_dbatloader_g1
Create hunting rule
Link:
https://www.unpac.me/results/234b634b-1016-48f3-bd06-25f9cebc7f05/
SH256 hash:
c6b9351ebdc6c29c327f1c49af903664b8df0ebd221da40c02bfc6aba6a07663
MD5 hash:
d9c112f69af98e4bf1b9b60172cc6e4b
SHA1 hash:
97c7ff692a8798aecd01008348b5532946b376d4
Detections:
DbatLoaderStage1
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Link:
https://www.unpac.me/results/234b634b-1016-48f3-bd06-25f9cebc7f05/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c6b9351ebdc6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.39
Link:
https://yomi.yoroi.company/submissions/c6b9351ebdc6c29c327f1c49af903664b8df0ebd221da40c02bfc6aba6a07663

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:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

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/401359/

Comments