MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f
SHA3-384 hash: 51872928ffbd164c3f8538f196b06dac8a6911214221acf8681082c81985e768841d6dbe22fdd2e8a0b52b8611a8d546
SHA1 hash: 6f966fb96307fdde4601e6e667f9c73f02ff32bf
MD5 hash: c65a72e63cd0a5c42496f3c9ab26e76e
humanhash: uncle-don-kilo-ceiling
File name:ScanHP20.10.20.scr
Download: download sample
Signature Formbook
Create hunting rule
File size:1'569'792 bytes
First seen:2020-10-20 07:27:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 24576:O8q+UnQryEtFwMMKMEsDJU2WecwbxBMjhqJckVks0rxi6dLKUikgdY8SZPo4/Qf:KQGEtFwT3KYuFQ
Threatray 2'562 similar samples on MalwareBazaar
TLSH 5A759298365071DFC85BCE728AA81C64EB6078BA831FD243A01725EDE95DA97CF141F3
Reporter abuse_ch
Tags:FormBook scr


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: rdns0.pesaaf.xyz
Sending IP: 138.68.238.17
From: MayBank2u <contact1@maybank.com>
Reply-To: commercial.rlavel@gmail.com
Subject: MayBank Corporate Internet Banking!
Attachment: ScanHP20.10.20.Pdf.jpg.img (contains "ScanHP20.10.20.scr")

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/73281/
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
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/497171
Signature
Antivirus detection for URL or domain
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 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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 300748 Sample: ScanHP20.10.20.scr Startdate: 20/10/2020 Architecture: WINDOWS Score: 100 31 www.yourmatch.club 2->31 33 www.smartdaymall.com 2->33 35 3 other IPs or domains 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 5 other signatures 2->49 11 ScanHP20.10.20.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\ScanHP20.10.20.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 ScanHP20.10.20.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.ohyeahblog.net 103.141.96.26, 49744, 80 VECTANTARTERIANetworksCorporationJP Japan 18->37 39 gmigroups.com 204.11.59.96, 49761, 80 PUBLIC-DOMAIN-REGISTRYUS United States 18->39 41 22 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 ipconfig.exe 18->22         started        signatures11 process12 signatures13 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 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2020-10-19 23:00:17 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=h2uvqtkjgeutmrkstmdrusyk4skkqvryxo47buiih2g5htakyvhq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1aa1c6c264025cc567e70f6ca867a0c6618bd2eb2ec3312730c68a41c0d7e076
Formbook
215d70c6d51b2b66a89f0c3a6ea7f5ccf2801b57dd1709b2ff935b518ce40ca2
Formbook
21ac6b3466ff131a75cea134baddd37412fa73bb5b8697aad76a719346a14648
Formbook
7a71bafff6bc2410fe174747fa49e15c5560151f2b39f586070d02695fde4c27
Formbook
7b289ead031b7f476e07b8637bfb3749554253968060ecdd36046948f6ae5f8e
Formbook
914b9ec48f15df901f689ee02624b6b164a57ee6dc6383f7770e432f92faa337
Formbook
95cf775c4ff8b1fbaa88f99cf6148cfae8116b5258169dc1bf0dbae42a60f1f1
Formbook
9c8e3d4b3014cedaf81092ca9e167bd16ae98e2905e3a7e0ae154b26c387de14
Formbook
a5101910da7817c72ebc45da2ee45900f306a86edc039c9072f6c1e890da6628
Formbook
c5a3dbe60ff325c179eaccd5731fac2bf328022dca3c42ad847108dadf54481b
Formbook
+ 2'552 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201020-h6m4jxxjnj/
Behaviour
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.gmigroups.com/dn87/
Unpacked files
SH256 hash:
3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f
MD5 hash:
c65a72e63cd0a5c42496f3c9ab26e76e
SHA1 hash:
6f966fb96307fdde4601e6e667f9c73f02ff32bf
Link:
https://www.unpac.me/results/efe581ca-2fe4-4ed2-8b90-e65f82cfc118/
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
Link:
https://www.unpac.me/results/efe581ca-2fe4-4ed2-8b90-e65f82cfc118/
SH256 hash:
fe648a1e4b3ad4e4980afa68c40146a74637be08b6261b4b74cb92c4268d9481
MD5 hash:
3e772ea7e3855b98d6ca23b4f139dd30
SHA1 hash:
da71044f9d110c951b6d4c56fd87663239a5fea7
Link:
https://www.unpac.me/results/efe581ca-2fe4-4ed2-8b90-e65f82cfc118/
SH256 hash:
b7394c88e45a6a33a1185c64a53c8d91b5a219362f2709a6afc1e58bd96a393a
MD5 hash:
bae0cd321708d6ee7d2d6364465c0844
SHA1 hash:
b85977ee21850c963575f8072821cfd4f67cbb8f
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/efe581ca-2fe4-4ed2-8b90-e65f82cfc118/
Parent samples :
914b9ec48f15df901f689ee02624b6b164a57ee6dc6383f7770e432f92faa337
9c8e3d4b3014cedaf81092ca9e167bd16ae98e2905e3a7e0ae154b26c387de14
7b289ead031b7f476e07b8637bfb3749554253968060ecdd36046948f6ae5f8e
df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098
3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f
7a71bafff6bc2410fe174747fa49e15c5560151f2b39f586070d02695fde4c27
15a8b67526b6b563f7fd48850bc4d5fb10e504bb9b2b156c9ce1d82a8a7aaaa7
0ad4a6955fcec7e4768aa5169ad291e3e554e074313bde3ee6c266cddfa2d890
f413624c125a8e6e6e8f4ece883a646fe784bc5a8f4f21185da1df43adc76da1
bb8188f652e39e2517a3281980136d6c45d9003ad3ad2c826c27fc726d6f7028
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/3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f

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:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del

File information

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

Malspam

Formbook

img ffc15be0d4ef90d686ecd0a2f53b978bf5b7be00d41fd3300b3b02fbc41812b9

Formbook

Executable exe 3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f

(this sample)

  
Dropped by
MD5 7c4809b9322a02708dedb70ed2db76fc
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/73281/
  
Dropped by
SHA256 ffc15be0d4ef90d686ecd0a2f53b978bf5b7be00d41fd3300b3b02fbc41812b9

Comments