MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0375352dd935ee474c225b1e7c35707a10f7100b0167bbabd5a497dbb34777cf. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0375352dd935ee474c225b1e7c35707a10f7100b0167bbabd5a497dbb34777cf
SHA3-384 hash: 17f8818d2fc5d3ce5a05c4f225c3d43b938c11bd95b909fd309e2cbe1269adc633b571e3f371397ee3f36f496e263722
SHA1 hash: b8b664a6a7c57db9c28074c6ad9297eb2d2b6479
MD5 hash: a13635c9ec5a70cdf3525312c9b418c6
humanhash: comet-item-mike-kilo
File name:Artha Karya Utama (Aku Food) - Quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'401'856 bytes
First seen:2020-10-27 12:30:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:inyD3tPfPVwDOTSzzIX0xw5jjBLGsY2TwLvPi+:uyrtPHVwQwajlrOi
Threatray 2'860 similar samples on MalwareBazaar
TLSH D555E79D725073EFC86BC972DEA81C64EB9074BB931B8213A05311EDAA4D897CF151F2
Reporter abuse_ch
Tags:exe FormBook Hostwinds


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: client-108-174-203-66.hostwindsdns.com
Sending IP: 108.174.203.66
From: Mrs Jureke W. Kusuma <direksi@akufood.com>
Reply-To: engineering@engineer.com
Subject: Artha Karya Utama (Aku Food)
Attachment: Artha Karya Utama Aku Food - Quotation.zip (contains "Artha Karya Utama (Aku Food) - Quotation.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/79869/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Forced shutdown of a system process
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/513471
Signature
.NET source code contains potential unpacker
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 (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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 305852 Sample: Artha Karya Utama (Aku Food... Startdate: 27/10/2020 Architecture: WINDOWS Score: 100 34 www.stylablemention.com 2->34 36 www.goldenlinkpowerdeals.com 2->36 38 stylablemention.com 2->38 42 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 9 other signatures 2->48 11 Artha Karya Utama (Aku Food) - Quotation.exe 3 2->11         started        signatures3 process4 signatures5 56 Injects a PE file into a foreign processes 11->56 14 Artha Karya Utama (Aku Food) - Quotation.exe 11->14         started        process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 28 stylablemention.com 34.102.136.180, 49733, 80 GOOGLEUS United States 17->28 30 evrysnorer.com 66.235.200.146, 49756, 80 CLOUDFLARENETUS United States 17->30 32 3 other IPs or domains 17->32 40 System process connects to network (likely due to code injection or exploit) 17->40 21 wlanext.exe 17->21         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0375352dd935ee474c225b1e7c35707a10f7100b0167bbabd5a497dbb34777cf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-27 02:00:33 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=an2tklozgxxeotbclmphynlqpiipoealaft3xk6vusl5xm2ho7hq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0492389f51ea478d6b922d2e41b7f8bf54c7231ed062bae93b8ede289926db7f
Formbook
176b6a4f321a046262569c7e6302f9cd734282399645f8b13538489f5183a617
Formbook
4747e3d90198171f10ab973d32e0cbf1f679148832d1d10a6ec99a340b0a307f
Formbook
583dbdbb8f6be59c138dfb514d21b93fa1cd139a1184309ee3962ecaaa0be3b8
Formbook
60831f31acc48a952e24869954c79277d27eeddb14c10d76d0a3b6e61a8e343d
Formbook
911fec402f3bb42d731c4e177c322c0df8d79f680e5a18f538a3ff2e3086c2bf
Formbook
93924f89733fd4e1534e19d833740a2667ff990ebab775d891b669b5c728014a
Formbook
bea5a2a0bade8802b63d59a653b7140792acdfa1fd3f92ccafe9bb592a94882d
Formbook
c5bfbac52396976e672116e5fb07d6cae05d2b07b749d08283a26bcf29677dbe
Formbook
e65c009e0590869d174488fdd7ef00ac7cdac8aa047e7bafec28375fe020df18
Formbook
+ 2'850 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/201027-4kglrbdpc2/
Behaviour
Enumerates system info in registry
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
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.goldenlinkpowerdeals.com/esp5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0375352dd935ee474c225b1e7c35707a10f7100b0167bbabd5a497dbb34777cf

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

zip debb62666f5ce8c664f58af15afb1e537aa86386db1064a9086526cda5b0d19c

Formbook

Executable exe 0375352dd935ee474c225b1e7c35707a10f7100b0167bbabd5a497dbb34777cf

(this sample)

  
Dropped by
MD5 40916975500a6d51299da8b53ec2dcc1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 debb62666f5ce8c664f58af15afb1e537aa86386db1064a9086526cda5b0d19c
Cape
Cape
https://www.capesandbox.com/analysis/79869/

Comments