MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1
SHA3-384 hash: 9740b57f0fee6f896227fe35f713ccb6c5389ef16c61571a3753e09c143103b7e4a1b87d20821af46e12df0aa9751687
SHA1 hash: ee4e67493ac6a40972b7d23d7d0c7a05d41c2802
MD5 hash: ccd12cda2818f93e06e39733f93aa60f
humanhash: tennessee-ohio-alaska-quebec
File name:SCAN_XEROX240822.scr
Download: download sample
Signature Formbook
Create hunting rule
File size:245'824 bytes
First seen:2022-08-24 10:47:39 UTC
Last seen:2022-08-31 22:13:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 3072:Jkjb/DssI02ECdXvlr60f6QRKVARLx2027WuJxqzWjlzbzx+QwTAXKcsb9jJHygn:JkjnssznQ9pwqLXuWaX9rXK7x97
TLSH T1F934124E3BE0D613D9443576948CC9250ABC74497E63C0AD38BA7E6EAFE23F0215B127
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 e4dcd8c4d4d4c4d4 (95 x AgentTesla, 51 x Formbook, 12 x RemcosRAT)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
323
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SCAN_XEROX240822.scr
Verdict:
Malicious activity
Analysis date:
2022-08-24 10:50:08 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/3ad2f0f8-1be5-497d-ab50-aca0568e2b4a

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/300831/
Detection(s):
SecuriteInfo.com.Trojan.DownloaderNET.345.7864.10355.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Reading critical registry keys
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/63060223393b1c8c470c50a4/reports/fa47fc64-8e81-432f-ad22-2275ea8bdd45/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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6908ff79-9ec3-4765-8568-ffc20bffd20a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1056923
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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)
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 689439 Sample: SCAN_XEROX240822.scr Startdate: 24/08/2022 Architecture: WINDOWS Score: 100 27 www.nineodesign.com 2->27 29 nineodesign.com 2->29 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus detection for URL or domain 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 4 other signatures 2->43 9 SCAN_XEROX240822.scr 1 2->9         started        signatures3 process4 file5 25 C:\Users\user\...\SCAN_XEROX240822.scr.log, ASCII 9->25 dropped 57 Writes to foreign memory regions 9->57 59 Allocates memory in foreign processes 9->59 61 Injects a PE file into a foreign processes 9->61 13 cvtres.exe 9->13         started        16 cvtres.exe 9->16         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 13->63 65 Maps a DLL or memory area into another process 13->65 67 Sample uses process hollowing technique 13->67 69 Queues an APC in another process (thread injection) 13->69 18 explorer.exe 13->18 injected process9 dnsIp10 31 www.orangetta.com 216.250.120.18, 49737, 49738, 80 ONEANDONE-ASBrauerstrasse48DE United States 18->31 33 vexanaaa.online 172.96.191.200, 49731, 49733, 80 LEASEWEB-APAC-SIN-11LeasewebAsiaPacificpteltdSG Canada 18->33 35 7 other IPs or domains 18->35 45 System process connects to network (likely due to code injection or exploit) 18->45 47 Uses netsh to modify the Windows network and firewall settings 18->47 22 netsh.exe 13 18->22         started        signatures11 process12 signatures13 49 Tries to steal Mail credentials (via file / registry access) 22->49 51 Tries to harvest and steal browser information (history, passwords, etc) 22->51 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-24 10:48:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=p6wcn72po67fot34m3hqwzy2jzdglmjoka5udfm5vagifkc7hdaq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/220824-mv4qvaccgj/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
b0b4570505a3cdedaf564acee04bb4912b091bc908fef5fa7fd90a6667b736e7
MD5 hash:
af130c58563e644d25262abac13ca0a2
SHA1 hash:
1dd03591dca19d42450a8a66221f05a12f390211
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/524c757d-0261-431e-9e2f-168bfaa24e8c/
Parent samples :
7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1
1e2499187de0cc218823f81fe3d62a284a9220d62401a1510489682de9b32857
7d1b0f1cbce2896626df188bda09ec77f0bdf5f1d120f0b4b3e6309cd7f5f17a
754571cd98137fa699f8dc8fb0331b473b8bda93d1a24c4f004e13893dc819b6
2b8b9162750b7d33ef346be87fce73d677860956f1509befed06193ec383a5d1
a4e136e1ed1c634f0e0d8a11d7fdfa2fd1a316d90c1f2f18d92af62cb1a2f924
SH256 hash:
2ece072f25d8157cb9d7edbf767c4593d3b36f31892b925790356ab85210de2f
MD5 hash:
f807a89ccbb6be23702559452589fe1d
SHA1 hash:
612a45d32e663cb5cc9b2941bac7dafe4ec6a32f
Link:
https://www.unpac.me/results/524c757d-0261-431e-9e2f-168bfaa24e8c/
SH256 hash:
7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1
MD5 hash:
ccd12cda2818f93e06e39733f93aa60f
SHA1 hash:
ee4e67493ac6a40972b7d23d7d0c7a05d41c2802
Link:
https://www.unpac.me/results/524c757d-0261-431e-9e2f-168bfaa24e8c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7fac26ff4f77/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:INDICATOR_KB_CERT_1f3216f428f850be2c66caa056f6d821
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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.

Malspam

Formbook

Executable exe 7fac26ff4f77be574f7c66cf0b671a4e4665b12e503b41959da80c82a85f38c1

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/300831/

Comments