MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 548f6937985adb04cce6bda4127f3d2af247feada21eda348d1d6a0e8dd7d2c7. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 548f6937985adb04cce6bda4127f3d2af247feada21eda348d1d6a0e8dd7d2c7
SHA3-384 hash: cfd2c678cf9072e9140365ba14b8ec4f9cf27139d18d06e08ab51f5d297b63f78f29ad709bd9e8bc27abd5ba52013b58
SHA1 hash: 198054b26aa1895ae9e6533a449d52dadbbcd0b5
MD5 hash: 544f97d08c44accf6feb140704686ad9
humanhash: neptune-floor-purple-robin
File name:PO102.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:377'344 bytes
First seen:2020-07-29 11:16:55 UTC
Last seen:2020-07-29 12:22:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:e1wg3MzRcbWSJhfO4pzzVF5reTpGEe/oMiVX04sunbpnVLR00BbPk:Wrc4FOszPNIsEe/EVXDlUcM
Threatray 5'162 similar samples on MalwareBazaar
TLSH 6984013032A59773D3AD277C8121614413F2AD92B713E71EBEAD35E8BEB2B554B00A47
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

From: arif@ozanadolu.com
Subject: NEW PURCHASE ORDER FROM GANGWAL CHEMICALS PVT LTD
Attachment: PO102.rar (contains "PO102.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/34799/
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.62857.4356.20369.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
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/402367
Signature
Benign windows process drops PE files
Detected FormBook malware
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 253547 Sample: PO102.exe Startdate: 29/07/2020 Architecture: WINDOWS Score: 100 45 g.msn.com 2->45 53 Malicious sample detected (through community Yara rule) 2->53 55 Yara detected AntiVM_3 2->55 57 Yara detected FormBook 2->57 59 5 other signatures 2->59 11 PO102.exe 3 2->11         started        signatures3 process4 file5 43 C:\Users\user\AppData\Local\...\PO102.exe.log, ASCII 11->43 dropped 73 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 11->73 75 Tries to detect virtualization through RDTSC time measurements 11->75 77 Injects a PE file into a foreign processes 11->77 15 PO102.exe 11->15         started        signatures6 process7 signatures8 79 Modifies the context of a thread in another process (thread injection) 15->79 81 Maps a DLL or memory area into another process 15->81 83 Sample uses process hollowing technique 15->83 85 Queues an APC in another process (thread injection) 15->85 18 explorer.exe 4 6 15->18 injected process9 dnsIp10 47 balancer.wixdns.net 35.242.251.130, 49751, 80 GOOGLEUS United States 18->47 49 www.wahzik.com 162.209.166.103, 49752, 49753, 49754 CNSERVERSUS United States 18->49 51 3 other IPs or domains 18->51 37 C:\Users\user\AppData\...\sblp8p7pln.exe, PE32 18->37 dropped 61 System process connects to network (likely due to code injection or exploit) 18->61 63 Benign windows process drops PE files 18->63 23 cmmon32.exe 1 17 18->23         started        27 sblp8p7pln.exe 2 18->27         started        29 sblp8p7pln.exe 3 18->29         started        file11 signatures12 process13 file14 39 C:\Users\user\AppData\...\3-Alogrv.ini, data 23->39 dropped 41 C:\Users\user\AppData\...\3-Alogri.ini, data 23->41 dropped 65 Detected FormBook malware 23->65 67 Tries to steal Mail credentials (via file access) 23->67 69 Tries to harvest and steal browser information (history, passwords, etc) 23->69 71 3 other signatures 23->71 31 cmd.exe 1 23->31         started        33 sblp8p7pln.exe 27->33         started        signatures15 process16 process17 35 conhost.exe 31->35         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/548f6937985adb04cce6bda4127f3d2af247feada21eda348d1d6a0e8dd7d2c7/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-29 11:18:20 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kshwsn4yllnqjthgxwsbe7z5flzep7vnuipnunendvva5dox2ldq._file
Verdict:
malicious
Similar samples:
06078629129c4bc1abb214bbbe1bfadca65b618ac9f6f93fc3b22d0a37740f5b
FormBook
3305e88d2594770eced662a94933358d2d1d57534aebb9c6b7876e50de58a8a1
FormBook
6f95416c1006a499c7012c6cde49a27f83223c665cf9b28764030afeb04bf697
FormBook
7369dcfec21741f712f75662e29752b6a55fcacd1fbf76b9948d40b82e89b9a0
FormBook
902151e059b55427744a6947563251045a98a471b9a84ace8b286763e788c258
FormBook
9daa8e87928b88143b9482b989764524754c86d142027ccaad1fc452f52c1765
FormBook
b1d72f54b46528f1dd2265231ea91a8dcc2a4461dc897e1f7bd8d5e915f189f2
FormBook
c53c864741e005d5b04ca3349e81597e61b8ee3ecd7a03cddd2d15d955cbb04a
FormBook
d104548b154ac28142944b839993b9f0c8ad45d42a3e72d888aa8ba0e22562fd
FormBook
d4c2c7795496056ece8e0de136ae63b316508f15bfa28582ceafbb190abfd790
FormBook
+ 5'152 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200729-7nhg38sxdj/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Maps connected drives based on registry
Deletes itself
Checks BIOS information in registry
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/548f6937985adb04cce6bda4127f3d2af247feada21eda348d1d6a0e8dd7d2c7

File information

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

Malspam

FormBook

rar 6c2cbc8b3f0efbabb281cb15fa0d08b2b805dddfa8028b285e795c6b6ecdda02

FormBook

Executable exe 548f6937985adb04cce6bda4127f3d2af247feada21eda348d1d6a0e8dd7d2c7

(this sample)

  
Dropped by
MD5 fb7b6207d6b7643f9279a7fc2e6ba6a9
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/34799/
  
Dropped by
SHA256 6c2cbc8b3f0efbabb281cb15fa0d08b2b805dddfa8028b285e795c6b6ecdda02

Comments