MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7bee02185a682294214d68a1c41ed3e0ebc53b275b200fd8b4a03fc92e1c463a. 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

SHA256 hash: 7bee02185a682294214d68a1c41ed3e0ebc53b275b200fd8b4a03fc92e1c463a
SHA3-384 hash: a89224ae67ab3dc2f58ea19ed2154880f37158fee78cef9d9b2aedc77b9572df89f8f342bfb605fe98d2c2b9f3d789e5
SHA1 hash: 2157f8601b9d208960ff760748aceee95f7a70c9
MD5 hash: 733404362a21b1cf991d23f5721b7a4f
humanhash: asparagus-four-north-paris
File name:Final Complete Documents pdf.exe
Download: download sample
Signature Formbook
File size:411'648 bytes
First seen:2020-08-17 09:24:28 UTC
Last seen:2020-08-17 16:36:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:QB4EcmZHAFaxmVmie9bngPPMk0ShOrGNPUI4YGTUVjZsOm:i4EcmZHAFaxmVmie9bngPPMZSheiPUfx
Threatray 2'240 similar samples on MalwareBazaar
TLSH 7494695A38D0E3DED4E54FB958549C1623FA2F1A020A990FCC7B39D277D9BC2BE24446
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: santexhk.com
Sending IP: 103.133.106.216
From: Abby <abby@santexhk.com>
Subject: complete documents
Attachment: Final Complete Documents pdf.r00 (contains "Final Complete Documents pdf.exe")

Intelligence


File Origin
# of uploads :
4
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Detected FormBook malware
Executable has a suspicious name (potential lure to open the executable)
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)
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)
Uses netstat to query active network connections and open ports
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 268835 Sample: Final Complete Documents pdf.exe Startdate: 17/08/2020 Architecture: WINDOWS Score: 100 38 www.weiscene.com 2->38 46 Malicious sample detected (through community Yara rule) 2->46 48 Yara detected AntiVM_3 2->48 50 Yara detected FormBook 2->50 52 6 other signatures 2->52 11 Final Complete Documents pdf.exe 3 2->11         started        signatures3 process4 file5 36 C:\...\Final Complete Documents pdf.exe.log, ASCII 11->36 dropped 64 Writes to foreign memory regions 11->64 66 Injects a PE file into a foreign processes 11->66 15 RegSvcs.exe 11->15         started        signatures6 process7 signatures8 68 Modifies the context of a thread in another process (thread injection) 15->68 70 Maps a DLL or memory area into another process 15->70 72 Sample uses process hollowing technique 15->72 74 2 other signatures 15->74 18 explorer.exe 15->18 injected process9 dnsIp10 40 www.funpexw.com 63.250.45.230, 49766, 80 NAMECHEAP-NETUS United States 18->40 42 www.sharegrills.com 18->42 44 www.csr4counseling.com 18->44 54 System process connects to network (likely due to code injection or exploit) 18->54 22 NETSTAT.EXE 1 17 18->22         started        26 autofmt.exe 18->26         started        signatures11 process12 file13 32 C:\Users\user\AppData\...\34Plogrv.ini, data 22->32 dropped 34 C:\Users\user\AppData\...\34Plogri.ini, data 22->34 dropped 56 Detected FormBook malware 22->56 58 Tries to steal Mail credentials (via file access) 22->58 60 Tries to harvest and steal browser information (history, passwords, etc) 22->60 62 3 other signatures 22->62 28 cmd.exe 1 22->28         started        signatures14 process15 process16 30 conhost.exe 28->30         started       
Threat name:
ByteCode-MSIL.Trojan.CryptInject
Status:
Malicious
First seen:
2020-08-17 04:29:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
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
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.funpexw.com/kdz/
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

Formbook

Executable exe 7bee02185a682294214d68a1c41ed3e0ebc53b275b200fd8b4a03fc92e1c463a

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments