MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad. 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: 16


Intelligence 16 IOCs YARA 7 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad
SHA3-384 hash: eed3963b571e201c34e48855863c4859247f2e84d224c9f1a9e768ff044a9d34b5de146d15ff1c5a4e11f3828f9383ca
SHA1 hash: d0dbba2fdafa673e47e51808a7ef0d7ae66f38d4
MD5 hash: de4b7e1403e683bb1f73e248c2c65ad2
humanhash: india-orange-north-lactose
File name:de4b7e1403e683bb1f73e248c2c65ad2
Download: download sample
Signature Formbook
Create hunting rule
File size:394'699 bytes
First seen:2023-02-17 04:36:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:FYa6ivdcKL2XHUvHciNxr14E5ltY1+v3Hr0xaKyLI9XrXV0pbezngKAz:FYUiUVPXr1vTS+v3Qa/LwrecNAz
Threatray 2'007 similar samples on MalwareBazaar
TLSH T15F84234599F0F7BBE49502B45D7F4A17DEB0BA32A6B1020703B09B8DB56D152E34F722
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 64ccc4d4e8e0d4cc (6 x Formbook, 5 x AgentTesla, 2 x GuLoader)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
215
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
de4b7e1403e683bb1f73e248c2c65ad2
Verdict:
Malicious activity
Analysis date:
2023-02-17 04:38:55 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/26d1404e-5d4b-4e71-a93a-580a12db62b4

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/367502/
Detection(s):
Win.Dropper.LokiBot-9984555-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/71123/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
83%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63ef0484c7a082600e4658e3/reports/07bbb97a-da83-4cbd-a704-c2246e54a429/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad
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/7073e3b1-4c10-4c8f-8620-89669996ee2a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1177656
Signature
Antivirus detection for URL or domain
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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
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: 810479 Sample: 10v5g2K4ha.exe Startdate: 17/02/2023 Architecture: WINDOWS Score: 100 28 www.lozpw.space 2->28 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 3 other signatures 2->50 10 10v5g2K4ha.exe 19 2->10         started        signatures3 process4 file5 26 C:\Users\user\AppData\Local\Temp\nrxuso.exe, PE32 10->26 dropped 13 nrxuso.exe 10->13         started        process6 signatures7 62 Multi AV Scanner detection for dropped file 13->62 64 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 13->64 66 Maps a DLL or memory area into another process 13->66 16 nrxuso.exe 13->16         started        process8 signatures9 36 Modifies the context of a thread in another process (thread injection) 16->36 38 Maps a DLL or memory area into another process 16->38 40 Sample uses process hollowing technique 16->40 42 Queues an APC in another process (thread injection) 16->42 19 explorer.exe 5 6 16->19 injected process10 dnsIp11 30 www.no-leaks.com 156.226.207.81, 49694, 49695, 49696 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 19->30 32 dammar.net 199.231.66.204, 49691, 49692, 49693 SERVERYOUUS United States 19->32 34 6 other IPs or domains 19->34 52 System process connects to network (likely due to code injection or exploit) 19->52 23 cmstp.exe 13 19->23         started        signatures12 process13 signatures14 54 Tries to steal Mail credentials (via file / registry access) 23->54 56 Tries to harvest and steal browser information (history, passwords, etc) 23->56 58 Modifies the context of a thread in another process (thread injection) 23->58 60 Maps a DLL or memory area into another process 23->60
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad/
Threat name:
Win32.Trojan.GenShell
Create hunting rule
Status:
Malicious
First seen:
2023-02-16 14:03:23 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
19 of 25 (76.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pgxgnap6n7pr26aquo7tpai3pre7obwkb5gajk3rsyz7sjhxe6wq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
27092cac933ddf8f3790ad2cfdd8bb8ffa80adec09f96f4acb2b3ee24ee2157e
Formbook
3d0cd442aa76cc1b53f8c30feb2b70af32b50589ddd5d6968d26af6316676928
Formbook
628aa31e938f6407d365b1c833953f4d5b696c08c55b2b9905e2ab6dd724039b
Formbook
8aa4a5feee91f2caa993c9624153ee2ecbe97098fc7470a5103c408376b2a12a
Formbook
a3a3e10ea96961c3e5cc533be186a83f18fea89a5beb3074b04f4ee402c5f85f
Formbook
b0302231ae277b08e383cef527b093307edf552a1777b5c9a088e2e1c61ad6fe
Formbook
c40dc41488efa6a5e4cb29e69880ad288f6d5a0af69522818239f5410ab807d7
Formbook
e19450065019d83966ee6106ff75a1fc710392179cb11426fd1011301ce1c06c
Formbook
e4ae7f58c9e924cc6dac0208b5f6438e15174d978d013e0125f814af1509afb7
Formbook
+ 1'997 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/230217-e81bksdg58/
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
Unpacked files
SH256 hash:
95afda8b4df80664b47541e303097ff9b16e61fab6b9ed37f66ef8d6e9672861
MD5 hash:
4059af24e49d6b584a281967b1958bfb
SHA1 hash:
b56b49a969ef975db9cf671eb5d1d446d0ee7fb9
Link:
https://www.unpac.me/results/19dd3e6a-3e67-4def-85c0-48c0b14f89ea/
SH256 hash:
52302c88a9bb28e6585bc27e326e947c57b2e1d1c0c5c8842c5e9c895f7c57ef
MD5 hash:
1e86d826b16bb09e942ad0ceb1d46058
SHA1 hash:
5f56551f461d6371ae07ea605731bfd7572a7388
Link:
https://www.unpac.me/results/19dd3e6a-3e67-4def-85c0-48c0b14f89ea/
SH256 hash:
79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad
MD5 hash:
de4b7e1403e683bb1f73e248c2c65ad2
SHA1 hash:
d0dbba2fdafa673e47e51808a7ef0d7ae66f38d4
Link:
https://www.unpac.me/results/19dd3e6a-3e67-4def-85c0-48c0b14f89ea/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/79ae6681fe6f/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/79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad

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: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.

Web download

Formbook

Executable exe 79ae6681fe6fdf1d7810a3bf37811b7c49f706ca0f4c04ab719633f924f727ad

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2542635/
Cape
Cape
https://www.capesandbox.com/analysis/367502/

Comments


Avatar
zbet commented on 2023-02-17 04:36:53 UTC

url : hxxp://kimikonadia.duckdns.org/lzba/ORDER_02162023.exe