MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b152c155460d293eee7224b2a49e1121fb19df274c5b2728e9571afaff1845c6. 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: b152c155460d293eee7224b2a49e1121fb19df274c5b2728e9571afaff1845c6
SHA3-384 hash: 1f9e3f37ab04d60231cc54b7a6dd8364c60cd3ced9aa0d5b4ee7708502b35bf7784a9fd1c6bce0ceab703b0d201feff2
SHA1 hash: 3b6511e40c5e4ebd24539eb86f24959734c55f7f
MD5 hash: 5e269f2c437ee5883b247d8b6fc6d359
humanhash: comet-ack-alanine-edward
File name:54188802.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'036'800 bytes
First seen:2020-08-07 13:13:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8f804d460fea9eebeb150c72551d578f (1 x AgentTesla, 1 x Formbook, 1 x Loki)
ssdeep 12288:9rDptKpXtVw8lVsa2c1oTPCfDlUBjOcB0Hnrl7+rRGDtloAbqd9cFM5smcYp:5N0XrP1OwDBcB6gVGDHoAb2eM5sJ
Threatray 2'300 similar samples on MalwareBazaar
TLSH EB254915D3A084E5D4211E38382A5B67573ABDE039FCE54D6AA878C4DB77182F32E3C6
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/41631/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Reading critical registry keys
Launching cmd.exe command interpreter
Creating a window
Launching a process
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Sending a UDP request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/415263
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Creates files in alternative data streams (ADS)
Detected unpacking (changes PE section rights)
Drops VBS files to the startup folder
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Drops script at startup location
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 259888 Sample: 54188802.exe Startdate: 07/08/2020 Architecture: WINDOWS Score: 100 55 www.xn--fjq92bw28b1tloj5a39d42h.com 2->55 57 asf-ris-prod-neurope.northeurope.cloudapp.azure.com 2->57 69 Malicious sample detected (through community Yara rule) 2->69 71 Yara detected FormBook 2->71 73 Sigma detected: Drops script at startup location 2->73 75 Machine Learning detection for sample 2->75 13 54188802.exe 2->13         started        signatures3 process4 signatures5 95 Writes to foreign memory regions 13->95 97 Allocates memory in foreign processes 13->97 99 Queues an APC in another process (thread injection) 13->99 101 Contains functionality to detect sleep reduction / modifications 13->101 16 notepad.exe 5 13->16         started        process6 file7 49 C:\Users\user\AppData\Roaming\...\smgu.exe, PE32 16->49 dropped 51 C:\Users\user\...\smgu.exe:Zone.Identifier, ASCII 16->51 dropped 53 C:\Users\user\AppData\Roaming\...\rogu.vbs, ASCII 16->53 dropped 65 Creates files in alternative data streams (ADS) 16->65 67 Drops VBS files to the startup folder 16->67 20 smgu.exe 16->20         started        signatures8 process9 signatures10 77 Detected unpacking (changes PE section rights) 20->77 79 Machine Learning detection for dropped file 20->79 81 Maps a DLL or memory area into another process 20->81 83 2 other signatures 20->83 23 smgu.exe 20->23         started        process11 signatures12 85 Modifies the context of a thread in another process (thread injection) 23->85 87 Maps a DLL or memory area into another process 23->87 89 Sample uses process hollowing technique 23->89 26 explorer.exe 7 23->26 injected process13 dnsIp14 59 www.rokenstudio.com 43.245.52.38, 49747, 49748, 80 WEB-DRIVE-NZ-AS-APWebDriveLimitedNZ New Zealand 26->59 61 www.mage-cart.info 63.250.45.175, 49742, 49744, 80 NAMECHEAP-NETUS United States 26->61 63 13 other IPs or domains 26->63 93 System process connects to network (likely due to code injection or exploit) 26->93 30 msiexec.exe 1 12 26->30         started        33 wscript.exe 1 26->33         started        35 smgu.exe 26->35         started        37 2 other processes 26->37 signatures15 process16 signatures17 103 Tries to steal Mail credentials (via file access) 30->103 105 Tries to harvest and steal browser information (history, passwords, etc) 30->105 107 Modifies the context of a thread in another process (thread injection) 30->107 39 smgu.exe 33->39         started        109 Maps a DLL or memory area into another process 35->109 42 smgu.exe 35->42         started        111 Tries to detect virtualization through RDTSC time measurements 37->111 44 smgu.exe 37->44         started        process18 signatures19 91 Maps a DLL or memory area into another process 39->91 46 smgu.exe 39->46         started        process20 signatures21 113 Modifies the context of a thread in another process (thread injection) 46->113 115 Maps a DLL or memory area into another process 46->115 117 Sample uses process hollowing technique 46->117
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b152c155460d293eee7224b2a49e1121fb19df274c5b2728e9571afaff1845c6/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-08-07 09:35:58 UTC
File Type:
PE (Exe)
Extracted files:
54
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wfjmcvkgbuut53tseszkjhqreh5rtxzhjrnsokhjk4npv7yyixda._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
4e8ddcec5c75934d0418b3f5f66c20925bd67b6acda0bb0c3a0ee684865a6e4b
Formbook
61ce5023167c9a25d41656e8bd12b05769fac072fc6edf6024641ae2c77c8ece
Formbook
62afb1cbcacb77aa2ca99cc55c0e3536738415289f53c4a3a57d9b9cc08ee5ab
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720f6f2a125359d8b85eea767c95d0059cb46eba2fc05a53bcfbf73b5bfc8531
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9d9739b817d35a815e89c74d8e04d1571e5591de09ca6e8d7a634b140db45605
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b1809788389e6fbab24abc12b306b2cd4d88a59b983b5a469a63d923e572fa6b
Formbook
bffc9c0c74952c439ca980be37a1f1e21c182b13c992f1a345a541413bfea91a
Formbook
c12ceb5bc795285eff54b3ef08c9208c67148b5c446e21084677c25bf8c56112
Formbook
cc02c528f1eccf6891f5c97815c5c97560ca1c92849e35669bf061cb55e6289b
Formbook
e58d299e799026f70c33649310efef0e2ccfa45514fa554dcc0f4eb9fbdf1cf2
Formbook
+ 2'290 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat persistence evasion trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/200807-flkbb8bl9e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
Modifies Internet Explorer settings
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Reads user/profile data of web browsers
Drops startup file
Loads dropped DLL
Executes dropped EXE
Adds policy Run key to start application
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Farheyt
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/b152c155460d293eee7224b2a49e1121fb19df274c5b2728e9571afaff1845c6

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/41631/

Comments