MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31a7c6470ae7463e4fb0df44f27792aed63419e03b747b5982fcc26e8011afab. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31a7c6470ae7463e4fb0df44f27792aed63419e03b747b5982fcc26e8011afab
SHA3-384 hash: 8c39819c76317bcf1a48d6c2e9b8ccb77324ed87d4d4a0513e7b3c78218afdd697d56c7034042c90ef0a94beffaa6692
SHA1 hash: 5580c1693b57e8961bb3f379f749bd16585ab57a
MD5 hash: 4c54fc0d73427f73009423bd48896aeb
humanhash: mango-texas-lamp-five
File name:Swift Copy.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:520'192 bytes
First seen:2020-11-25 12:01:31 UTC
Last seen:2020-11-27 09:40:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Zfn7j4whhjZADjOoX1ltqpHXLsfpEHaSXm4pya4kRCbY3t8LFdNCMPFHt:ZfXhjZUjOY1ltC4fpXSid+8
Threatray 3'020 similar samples on MalwareBazaar
TLSH 97B4AEF8325179EFCA1BD9B9DA643D54AE603877530BC206A21B01DA964DBD7CE108F3
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
8
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Launching cmd.exe command interpreter
Forced shutdown of a system process
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/546895
Signature
Allocates memory in foreign processes
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
Sigma detected: Scheduled temp file as task from temp location
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
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 322543 Sample: Swift Copy.exe Startdate: 25/11/2020 Architecture: WINDOWS Score: 100 41 www.brememshop.com 2->41 43 shops.myshopify.com 2->43 45 2 other IPs or domains 2->45 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 Multi AV Scanner detection for dropped file 2->57 59 10 other signatures 2->59 11 Swift Copy.exe 6 2->11         started        signatures3 process4 file5 35 C:\Users\user\AppData\...\ADDjDfWLvty.exe, PE32 11->35 dropped 37 C:\Users\user\AppData\Local\...\tmpC3C4.tmp, XML 11->37 dropped 39 C:\Users\user\AppData\...\Swift Copy.exe.log, ASCII 11->39 dropped 63 Writes to foreign memory regions 11->63 65 Allocates memory in foreign processes 11->65 67 Injects a PE file into a foreign processes 11->67 15 RegSvcs.exe 11->15         started        18 RegSvcs.exe 11->18         started        20 schtasks.exe 1 11->20         started        signatures6 process7 signatures8 75 Modifies the context of a thread in another process (thread injection) 15->75 77 Maps a DLL or memory area into another process 15->77 79 Sample uses process hollowing technique 15->79 81 Queues an APC in another process (thread injection) 15->81 22 explorer.exe 15->22 injected 83 Tries to detect virtualization through RDTSC time measurements 18->83 26 conhost.exe 20->26         started        process9 dnsIp10 47 td-balancer-sv5-61-96.wixdns.net 185.230.61.96, 49743, 80 WIX_COMIL Israel 22->47 49 moneybook4nurses.com 108.167.181.85, 49745, 80 UNIFIEDLAYER-AS-1US United States 22->49 51 6 other IPs or domains 22->51 61 System process connects to network (likely due to code injection or exploit) 22->61 28 ipconfig.exe 22->28         started        signatures11 process12 signatures13 69 Modifies the context of a thread in another process (thread injection) 28->69 71 Maps a DLL or memory area into another process 28->71 73 Tries to detect virtualization through RDTSC time measurements 28->73 31 cmd.exe 1 28->31         started        process14 process15 33 conhost.exe 31->33         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/31a7c6470ae7463e4fb0df44f27792aed63419e03b747b5982fcc26e8011afab/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-25 10:39:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ggt4mryk45dd4t5q35cpe54sv3ldigpahn2hwwmc7tbg5aarv6vq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
07b296fafcefb5dbbf7148a96fc968664011aca0070b72732fb00886fbea9741
Formbook
091f6c53a4f73bdac192e08bda0459f5e8af953a3c2b5cdee175677301a8cef5
Formbook
29b9120d8ad7140f77528da00668da77b956fd76ef4dd0ba0af550b771a387b2
Formbook
5354b3a337fe1f19dbbcd98ebbea35e58fd953c86b99cb1678d8f9c849e8d55c
Formbook
6308def230fca10ddd70426bb31764afd2564530a7ff775cf28e5e958c5bd37a
Formbook
70581c97768f831cf9a0e6e084f44331ffb3d17ed78136dcd6b42e0490b814bf
Formbook
9daf6c939e1c734dca8262f7c96844167c8869301b032c1f156f0e532b055603
Formbook
b7d55f5145ac91a9b2e9d1b98f65bf6844248ebd6612be241e2fe5755dcf0733
Formbook
e4974ddc809773cd725cfc7070ad545ddf4aa1fc211eb77a1eaae7b7fc1a019c
Formbook
eacd132f69b64ef7a47c959fd92f50343be23e5768f0476c665870f5de4f89ee
Formbook
+ 3'010 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/201125-jmzvb58dqj/
Behaviour
Creates scheduled task(s)
Gathers network information
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 UnmapMainImage
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.alsagranit.info/rhk/
Unpacked files
SH256 hash:
31a7c6470ae7463e4fb0df44f27792aed63419e03b747b5982fcc26e8011afab
MD5 hash:
4c54fc0d73427f73009423bd48896aeb
SHA1 hash:
5580c1693b57e8961bb3f379f749bd16585ab57a
Link:
https://www.unpac.me/results/27a1885d-3af4-4b5d-9ba1-70bf0f387b83/
SH256 hash:
1cd2b168a8cf3aed7b30e9181326821f3226e38dcdbbc0c9e22c3cc3e79bf9b9
MD5 hash:
88ec1dda0df17c21e238532fdda219f1
SHA1 hash:
482d8f99552cffdd53f003d09a737eea4b4e400a
Link:
https://www.unpac.me/results/27a1885d-3af4-4b5d-9ba1-70bf0f387b83/
SH256 hash:
cb951f1d2b5460456aad0d89cef1216d9be5e51784d11a92447d43e96177bd5e
MD5 hash:
8cd5d2014866f4ef60802ff1826998a6
SHA1 hash:
8ff75946905d0b117080cc5a07e6e0bbea4e9bbd
Link:
https://www.unpac.me/results/27a1885d-3af4-4b5d-9ba1-70bf0f387b83/
SH256 hash:
f1c8b375b9aaa998f98124b440f29391d60468ae6bcd9cb08f0f9e9024f21c49
MD5 hash:
37b9a7a1578db2572c36f7907672dee0
SHA1 hash:
7d917c3fc6f689ce438b5bb0772f33fcffd7f1b3
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/27a1885d-3af4-4b5d-9ba1-70bf0f387b83/
Parent samples :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 note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/31a7c6470ae7463e4fb0df44f27792aed63419e03b747b5982fcc26e8011afab

File information

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

Malspam

Formbook

zip 0b745d557f24194731abf39cfc6a89f414384b7ce9b34981603f5f68f4c5fc49

Formbook

Executable exe 31a7c6470ae7463e4fb0df44f27792aed63419e03b747b5982fcc26e8011afab

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 0b745d557f24194731abf39cfc6a89f414384b7ce9b34981603f5f68f4c5fc49

Comments