MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6. 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 3 File information Comments
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SHA256 hash: 9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6
SHA3-384 hash: a06d13a72a63b03b6e0e60acf0dbae989dbfc89abffc91e2dcde73f89135be48a1cf4eaa601babbac9b5577abfb951b5
SHA1 hash: 055c8558d2a5773f3867d249a9e67ac9b971212c
MD5 hash: 6103428e14f5228da2d12de74804dc9d
humanhash: washington-five-robert-blue
File name:00110030.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:524'288 bytes
First seen:2021-11-30 18:55:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'659 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Q1TY1LZ63uPUNPY/Okz3+8TPGpJZ655JKPjH:6T0LZ6ezOkz3+pHG5c7H
Threatray 12'323 similar samples on MalwareBazaar
TLSH T17FB4021A23F80619D6BF47BEF07540245B3972169897D34E765E18EE1FA33C2CA1239B
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
209
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
00110030.exe
Verdict:
Malicious activity
Analysis date:
2021-11-30 19:03:32 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/b258843b-b43b-4924-99a6-c73feb25599f

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/210064/
Detection(s):
SecuriteInfo.com.MSIL.Packed.19.28515.25132.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61a673c6c4c531414823c459/reports/5fda01ee-30ad-45c4-a48e-44e50ae34e80/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:
Generic Malware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1c593b91-26a9-4f58-b118-663ba8c9f121
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/898965
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 531440 Sample: 00110030.exe Startdate: 30/11/2021 Architecture: WINDOWS Score: 100 43 www.peiqistore.com 2->43 45 www.monomer-mf.store 2->45 47 6 other IPs or domains 2->47 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Multi AV Scanner detection for domain / URL 2->59 61 Found malware configuration 2->61 63 9 other signatures 2->63 13 00110030.exe 1 2->13         started        signatures3 process4 file5 41 C:\Users\user\AppData\...\00110030.exe.log, ASCII 13->41 dropped 73 Tries to detect virtualization through RDTSC time measurements 13->73 17 00110030.exe 13->17         started        20 00110030.exe 13->20         started        signatures6 process7 signatures8 49 Modifies the context of a thread in another process (thread injection) 17->49 51 Maps a DLL or memory area into another process 17->51 53 Sample uses process hollowing technique 17->53 55 Queues an APC in another process (thread injection) 17->55 22 explorer.exe 17->22 injected 24 svchost.exe 17->24         started        process9 process10 26 control.exe 22->26         started        signatures11 65 Self deletion via cmd delete 26->65 67 Modifies the context of a thread in another process (thread injection) 26->67 69 Maps a DLL or memory area into another process 26->69 71 Tries to detect virtualization through RDTSC time measurements 26->71 29 cmd.exe 1 26->29         started        process12 process13 31 conhost.exe 29->31         started        process14 33 WerFault.exe 17 10 31->33         started        35 WerFault.exe 10 31->35         started        process15 37 explorer.exe 2 156 33->37         started        39 explorer.exe 35->39         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-30 18:56:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ts5kze7y26aunemvhmtskkzxmzs5be4ozl44dyhdoulwvkutftta._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
47e997e572407a3a805deaa7e7bca8d20990f23901c7199f1add2e550763dbf5
Formbook
4cef73e83df4c6bb091a157a975a38a2c50be436649414a2ac7a55bc62e67da0
Formbook
6f36cde018fac06c6d5d09fbf1a1762fa0dc836d928a8d6a027a6e768b7e9399
Formbook
945e623b814b647326ed96bc5be37010053fdc50f9dce11d96e408c22a8afd4a
Formbook
99889ef9126eddb7fee40e181c9832c734f8cef74736e2c577438300b468751c
Formbook
a81f4b0d0e1d5cc93e06323610f8500c2f0a0b5c15c890c104e3234bfee7fa68
Formbook
ad7117e7b38bd79d672590054fda19c333f8595c42f5b82ab237781b305fb2f8
Formbook
b830b088dcc04db74fc8afbb16dcfff0134c405228be44df5d996a9a5b254bff
Formbook
c0064ec7925f6ba2b202bac90707efb73e2c843ad4c946a12fdf3c49be910fbc
Formbook
+ 12'313 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:n3cs loader rat suricata
Link:
https://tria.ge/reports/211130-xlcwwagacm/
Behaviour
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
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.safetyeats.online/n3cs/
Unpacked files
SH256 hash:
07734671ce43c68fa545895af243c7ae5f6e054b2a7943d3d31133b8644c08c5
MD5 hash:
3d0720f7f04062dfda4e9ae5518d2dbb
SHA1 hash:
aa196d010c872c3581406e47bf903ba8d0139971
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/29e58024-fb0e-4254-8a48-edfa8d13c9c9/
Parent samples :
6f36cde018fac06c6d5d09fbf1a1762fa0dc836d928a8d6a027a6e768b7e9399
9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6
8c9742ef470d7775d50747b430a247f90d491597395989269c2e42d640baa2df
SH256 hash:
8dcaee002c91da58f0d19919abd6683423fb6c6f0c509ec08b56193d43283923
MD5 hash:
4d0243adc278bebc80503fdd15181797
SHA1 hash:
f4d565b5fc840d5f8207dffcfc49ff2efdcb4871
Link:
https://www.unpac.me/results/29e58024-fb0e-4254-8a48-edfa8d13c9c9/
SH256 hash:
b19104b568ca3ddccc2a8d3d10ecddb1ea240171e798dc3a486292cfa14b6365
MD5 hash:
7b0900da932f4ed9630d65b04422736d
SHA1 hash:
6fa340436e3a8e73ae2b3e911f861483183c68ef
Link:
https://www.unpac.me/results/29e58024-fb0e-4254-8a48-edfa8d13c9c9/
SH256 hash:
9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6
MD5 hash:
6103428e14f5228da2d12de74804dc9d
SHA1 hash:
055c8558d2a5773f3867d249a9e67ac9b971212c
Link:
https://www.unpac.me/results/29e58024-fb0e-4254-8a48-edfa8d13c9c9/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/9cbaac93f8d7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6

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
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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 4cd33ed5de91c1ab22e920672837b4fd41cc0cf45ac0cec715d228512b0b57de

Formbook

Executable exe 9cbaac93f8d7814691953b27252b376665d0938ecaf9c1e0e375176aaa932ce6

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 4cd33ed5de91c1ab22e920672837b4fd41cc0cf45ac0cec715d228512b0b57de
Cape
Cape
https://www.capesandbox.com/analysis/210064/

Comments