MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2
SHA3-384 hash: aa81c20d2962c89a1e8b9cc4a8ae80e11f6784b56b67df0740fadc985c7788fe0b005c76c0aa8c26c297e9d23ff67f07
SHA1 hash: 35210a6bfdecd5349dd0669fe4a8fc5127accdc8
MD5 hash: 2a65c38ce6f23978eafff6a3c8399eae
humanhash: butter-cold-mountain-shade
File name:2a65c38ce6f23978eafff6a3c8399eae.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:534'528 bytes
First seen:2021-10-12 10:14:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'737 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:/1+tM6SBLhXqVrs4dP7Qlocpp4uPjCEGD+5eZg00QLb3ACk1Vglegt:t8gBLhiNt7QloQ4url5eq09k2e
Threatray 10'342 similar samples on MalwareBazaar
TLSH T134B40205AB6FDD6FC01E16FC106525F7D3F1E80161CAE7873E8065FBA8963C29B86642
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
169
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2a65c38ce6f23978eafff6a3c8399eae.exe
Verdict:
Malicious activity
Analysis date:
2021-10-12 10:18:22 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/78864625-b385-47f9-8921-a712e2a9cb3e

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/196898/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/616560351c2d58ba74030126/reports/cec27a38-1a38-4cb5-a62c-081bbea4389f/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/66abfafb-47d1-41d9-9a60-eec5e202786d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/868537
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 500965 Sample: DEUXRWq2W8.exe Startdate: 12/10/2021 Architecture: WINDOWS Score: 100 37 www.unasolucioendesa.com 2->37 39 www.techgobble.com 2->39 41 techgobble.com 2->41 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Multi AV Scanner detection for domain / URL 2->51 53 Found malware configuration 2->53 55 9 other signatures 2->55 10 DEUXRWq2W8.exe 7 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\BwQBRXFRlTIGVk.exe, PE32 10->31 dropped 33 C:\Users\user\AppData\Local\...\tmp1631.tmp, XML 10->33 dropped 35 C:\Users\user\AppData\...\DEUXRWq2W8.exe.log, ASCII 10->35 dropped 67 Uses schtasks.exe or at.exe to add and modify task schedules 10->67 69 Tries to detect virtualization through RDTSC time measurements 10->69 71 Injects a PE file into a foreign processes 10->71 14 DEUXRWq2W8.exe 10->14         started        17 schtasks.exe 1 10->17         started        signatures6 process7 signatures8 73 Modifies the context of a thread in another process (thread injection) 14->73 75 Maps a DLL or memory area into another process 14->75 77 Sample uses process hollowing technique 14->77 79 Queues an APC in another process (thread injection) 14->79 19 WWAHost.exe 14->19         started        22 explorer.exe 14->22 injected 25 conhost.exe 17->25         started        process9 dnsIp10 57 Self deletion via cmd delete 19->57 59 Modifies the context of a thread in another process (thread injection) 19->59 61 Maps a DLL or memory area into another process 19->61 63 Tries to detect virtualization through RDTSC time measurements 19->63 27 cmd.exe 1 19->27         started        43 andajzx.com 107.163.179.182, 49825, 80 TAKE2US United States 22->43 45 www.thesewhitevvalls.com 172.105.103.207, 49783, 80 LINODE-APLinodeLLCUS United States 22->45 47 8 other IPs or domains 22->47 65 System process connects to network (likely due to code injection or exploit) 22->65 signatures11 process12 process13 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2/
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2021-10-12 07:52:27 UTC
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2d0bddbcdb78a0fed7250784feb4238aa9ad086fb4c9ab8d7c877a6ff503d309
Formbook
2dc7525f9ee6e09a25f840b457bf5b0ba228c4697e1f3d4b81bd2964d2eafc61
Formbook
31126bb88883cdb4de8893da0c275cb8e1bc3889258cc7710617b5c65cd6f476
Formbook
3ac2da7ec8b0c46550c9b85707c4743ea4cacbb5bb6ee0fd159792f3978e3ad3
Formbook
3c299b147655000b066676d4e3957f5583819bdda36c7d7710151932a337d2ba
Formbook
40da3a76d7dfbe395b879dc9b090af73483617c65c7c433975490c0a22e4a71a
Formbook
9998ff1d42d8af0fcc166bea36887eebf182e91d1816853d9f80e6cbbbaf9145
Formbook
ab4676fc90e455da2127126bfbd1fd167328c79eda83f686ef71dd89266825f5
Formbook
b4fc77c70794670f21a4c4fbc3b608589cef7b9d98acadf9b0a956404f6ca0be
Formbook
e51c60f40080414b74c2eeef62780b28aa31c7875dada6dc2097323a61cc8396
Formbook
+ 10'332 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:b2c0 loader rat
Link:
https://tria.ge/reports/211012-l99d7scag7/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.thesewhitevvalls.com/b2c0/
Unpacked files
SH256 hash:
ada6701c3577dfc968d29951e11435733ed201c228d21d05dffaf26fba9be80b
MD5 hash:
00950d2c2f77713a0bb9a84b022a27b8
SHA1 hash:
642f8c60a60249208e8920c78773f88b047b2951
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/583f14b4-641b-4c89-ae4c-50f6167dc403/
Parent samples :
e51c60f40080414b74c2eeef62780b28aa31c7875dada6dc2097323a61cc8396
ab4676fc90e455da2127126bfbd1fd167328c79eda83f686ef71dd89266825f5
ea12191fcd49d36b68be2c466a24cac87cfd79f9d1fb18ef252037f0fb976979
40da3a76d7dfbe395b879dc9b090af73483617c65c7c433975490c0a22e4a71a
3ac2da7ec8b0c46550c9b85707c4743ea4cacbb5bb6ee0fd159792f3978e3ad3
2d0bddbcdb78a0fed7250784feb4238aa9ad086fb4c9ab8d7c877a6ff503d309
3c299b147655000b066676d4e3957f5583819bdda36c7d7710151932a337d2ba
d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2
612a346d3e2412113c53343b67419bc7a13bcf1bfe890137b68b3b5553a20096
a16f2d423430943200368f83b9a96afc304d51d94e04559a456491632948799d
5bb8975c8a7e8080a8a68034458adfb7b8e9812b5a1fdd15f891656b03d086e6
6623c86614f32885765a529c796fbe3e3b476dc58782a813e622d0d0873eaafb
62af6d80ae19c6beb856b49527eb3bb0d594e7f33c7cb927c7c58f72b9523ea6
f8b6860b5f79411ce377df615b3e72745e773c9e89347fdf00adea4f8200e51d
19bc9a34f4a074428bec1c81bb731aab86b38d877dca82ecae158f9b29d93dbf
SH256 hash:
732403fff09028d200bbfee36a7a5f5f33f5c158652593ba4ecbccdae952d473
MD5 hash:
cf86266303e63e88367e795109966fc6
SHA1 hash:
c3228891ac03918cfd5dbd9dfcd6e489c931a35b
Link:
https://www.unpac.me/results/583f14b4-641b-4c89-ae4c-50f6167dc403/
SH256 hash:
eda4d687b865aed0078ab87078de7d9722888b2d2af71c6fc0dcdc986ffb7567
MD5 hash:
12cf5402be16590c300b442a66e9ebc1
SHA1 hash:
0ea28394d301ca1ce840f039d2da62a5ce6d9334
Link:
https://www.unpac.me/results/583f14b4-641b-4c89-ae4c-50f6167dc403/
SH256 hash:
d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2
MD5 hash:
2a65c38ce6f23978eafff6a3c8399eae
SHA1 hash:
35210a6bfdecd5349dd0669fe4a8fc5127accdc8
Link:
https://www.unpac.me/results/583f14b4-641b-4c89-ae4c-50f6167dc403/
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/d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2

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: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.

Web download

Formbook

Executable exe d4d741eed6175c2c27cad4ef53d1413c9722b37411e82f30334a611bcbe856b2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1666299/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/196898/

Comments