MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8. 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 2 File information Comments
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SHA256 hash: 40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8
SHA3-384 hash: 462eb7bc83b72b15ea8b41cdd69dd3475ed8b211ef275afef87b63bb5be31ab3527687eb950608e042053bc4f328ac18
SHA1 hash: f62ed63dc0558ffdba1289ac8221d47476bdd645
MD5 hash: 5b721574328d607e2aefaaf78d54a4a8
humanhash: missouri-quebec-hawaii-mango
File name:statement of account.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:455'680 bytes
First seen:2022-03-17 11:19:00 UTC
Last seen:2022-03-17 13:12:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:goEu5lT5UePF/C1MF4EDRh7CkcBRZ7sqVc8ao:V5llRPFPF4ENBOTnu8
Threatray 13'800 similar samples on MalwareBazaar
TLSH T144A46B7E14AD5337CE7BD6728650141AF691D1EB3902AD28EEC31B820D176CA3FC692D
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
statement of account.exe
Verdict:
Malicious activity
Analysis date:
2022-03-18 04:23:35 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/19cc26fb-9d2e-4a65-b2e9-14d10777de6e

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/251856/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.26653.18812.9640.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Launching the process to change network settings
Launching cmd.exe command interpreter
Searching for synchronization primitives
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/6233192bdfdfa8501caf4370/reports/8d8713e8-0831-4f86-a14e-c95e0c8101be/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/59aa6d90-dac8-4a3f-ac7a-6252112a95a2
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/958640
Signature
.NET source code contains very large strings
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
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: 591120 Sample: statement of account.exe Startdate: 17/03/2022 Architecture: WINDOWS Score: 100 38 www.quehacerentenerife.com 2->38 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 12 other signatures 2->52 11 statement of account.exe 6 2->11         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\FloyUGZJRqCW.exe, PE32 11->32 dropped 34 C:\Users\user\AppData\Local\...\tmpEACE.tmp, XML 11->34 dropped 36 C:\Users\...\statement of account.exe.log, ASCII 11->36 dropped 14 statement of account.exe 11->14         started        17 schtasks.exe 1 11->17         started        process6 signatures7 64 Modifies the context of a thread in another process (thread injection) 14->64 66 Maps a DLL or memory area into another process 14->66 68 Sample uses process hollowing technique 14->68 70 Queues an APC in another process (thread injection) 14->70 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 40 madnext.digital 185.42.104.126, 49779, 80 CDMONsistemescdmoncomES Spain 19->40 42 www.whalex.online 19->42 44 3 other IPs or domains 19->44 54 System process connects to network (likely due to code injection or exploit) 19->54 25 explorer.exe 19->25         started        signatures10 process11 signatures12 56 Self deletion via cmd delete 25->56 58 Modifies the context of a thread in another process (thread injection) 25->58 60 Maps a DLL or memory area into another process 25->60 62 Tries to detect virtualization through RDTSC time measurements 25->62 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-03-17 11:19:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
23 of 27 (85.19%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=id5jxkarggml645paea5bqbhl3i66akkcx6ygrl5xw6st2aptgua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
07ea6a87a1ac2a5363e7756a8994f7ed8b971b94cef918803ab3b6dbe9e6b845
Formbook
1aa89074af39244a69ae04905a4f959cb59d567abbbb7ab76407c2fa34a8f59b
Formbook
1db0c14308c42fd03886fdef546388f61558e612fce7f7043c28c822ac0c9b5e
Formbook
2a5fecaa7aa29ffedca8d999e1868afef3a14ca955248b617d3445ea239186e4
Formbook
3a1b706adecf798ffa11002e153bad33e9f82e6a9da82f7777c27d2cf7b23b0d
Formbook
4083d4907b0926bbea1b80c0dd047d1e6c835dc259f9e698c4cfb7f2218b77d3
Formbook
47100e432f02eea97ec7e7ea42954b8c713eefd11380cc79d459804ba4719560
Formbook
952fbe116a1aac4f0082519a0dc920ee5dc48e58fe85abcc27b82ecc0ac4e54f
Formbook
e183423e51a5a8a73fd0c6743817e57d18ac7d97585b91c3b8f278deef2fd106
Formbook
+ 13'790 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:pc20 loader rat
Link:
https://tria.ge/reports/220317-nexg9sdbd5/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Xloader Payload
Xloader
Unpacked files
SH256 hash:
55368c2d63542a60b2a0fc3d76ab706893aebbf8f83bd51e309e46187102336c
MD5 hash:
1d2291ecaf0039c1165bdc594a0ac21a
SHA1 hash:
4036a5c4cc371d8113623527a4111d846ad9b630
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/ac83bdda-59e8-4de3-9153-a2c78a71040c/
Parent samples :
a15521135ce72df5cc2d9a02d558558ee3c38e48025e806173f15488b49034f1
db10c659605c7a9a4fe4c7e539cd8edbd8b14d84403b85df2ed36e7d51b4c485
40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8
8693f77ce4f72e78f7635949a2cf836c06779be7cc07909e5d134d6d3089ed43
6d6d9ddbe70bd9d609cfd70f0236a2562b596a6744f283c3b3e4c2ae26a686f9
SH256 hash:
8f696c0761d7b24afef2a62adc563b634ebd01b0937eec8b2e4cf91e5a38ed5a
MD5 hash:
b226fedd7d6ee728ce91d4e402feb07e
SHA1 hash:
505886f13740ec6433e87bdd085d167d9b76d0a7
Link:
https://www.unpac.me/results/ac83bdda-59e8-4de3-9153-a2c78a71040c/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/ac83bdda-59e8-4de3-9153-a2c78a71040c/
SH256 hash:
40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8
MD5 hash:
5b721574328d607e2aefaaf78d54a4a8
SHA1 hash:
f62ed63dc0558ffdba1289ac8221d47476bdd645
Link:
https://www.unpac.me/results/ac83bdda-59e8-4de3-9153-a2c78a71040c/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/40fa9ba81131/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/40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8

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.

Malspam

Formbook

rar 599cda43bb4a5ea8c717986ed7219661314ab7dba0d6a946d40742790aaf5688

Formbook

Executable exe 40fa9ba8113198bf73af0101d0c0275ed1ef014a15fd83457dbdbd29e80f99a8

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 599cda43bb4a5ea8c717986ed7219661314ab7dba0d6a946d40742790aaf5688
Cape
Cape
https://www.capesandbox.com/analysis/251856/

Comments