MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7654e7f6d4c0f38e9f771bf4c6d002b6e816d169afcabee3f028081a25b25506. 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: 7654e7f6d4c0f38e9f771bf4c6d002b6e816d169afcabee3f028081a25b25506
SHA3-384 hash: 878e1efddacbece6cddb2973bc68995e52e33cd6bcb4acae571675d7502a2194bb166943e33c76d9e7dd441353d68ab8
SHA1 hash: 8d9902e26d39f9ae85d7aa01fd93565226c733f7
MD5 hash: 1290d6a3e3ac92e9f94bc01cf8aca1e0
humanhash: harry-orange-low-autumn
File name:payment slip.exe
Download: download sample
Signature Formbook
File size:1'174'016 bytes
First seen:2020-08-05 09:30:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:85tLKHES9qu+cPs0Rf71kzgT+LpwkpwUwJy:8XKp9qHoegT+LpDpiy
Threatray 4'844 similar samples on MalwareBazaar
TLSH 7A45D0617984DF8DC92E0F3074276810EBF2AD060D56F64FACD679EC67B668A4E1630C
Reporter abuse_ch
Tags:Endurance exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: 162-241-204-248.unifiedlayer.com
Sending IP: 162.241.204.248
From: <sales@hinet.net>
Reply-To: roadtriip25@gmail.com
Subject: payment copy
Attachment: payment slip.ARJ (contains "payment slip.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
Creates autostart registry keys with suspicious names
Detected FormBook malware
Initial sample is a PE file and has a suspicious name
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)
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
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 257761 Sample: payment slip.exe Startdate: 05/08/2020 Architecture: WINDOWS Score: 100 46 www.duxiangwang.com 2->46 60 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->60 62 Malicious sample detected (through community Yara rule) 2->62 64 Yara detected AntiVM_3 2->64 66 8 other signatures 2->66 11 payment slip.exe 3 2->11         started        signatures3 process4 file5 44 C:\Users\user\...\payment slip.exe.log, ASCII 11->44 dropped 84 Injects a PE file into a foreign processes 11->84 15 payment slip.exe 11->15         started        signatures6 process7 signatures8 86 Modifies the context of a thread in another process (thread injection) 15->86 88 Maps a DLL or memory area into another process 15->88 90 Sample uses process hollowing technique 15->90 92 Queues an APC in another process (thread injection) 15->92 18 explorer.exe 4 6 15->18 injected process9 dnsIp10 48 www.regulars5.com 199.192.29.70, 49757, 49765, 49767 NAMECHEAP-NETUS United States 18->48 50 attitudeandsassboutique.com 74.63.250.146, 49753, 80 LIMESTONENETWORKSUS United States 18->50 52 3 other IPs or domains 18->52 38 C:\Users\user\AppData\...\ct8lqh8pkd.exe, PE32 18->38 dropped 68 System process connects to network (likely due to code injection or exploit) 18->68 70 Benign windows process drops PE files 18->70 23 NETSTAT.EXE 1 17 18->23         started        27 ct8lqh8pkd.exe 3 18->27         started        29 cmmon32.exe 18->29         started        file11 signatures12 process13 file14 40 C:\Users\user\AppData\...\-0Plogrv.ini, data 23->40 dropped 42 C:\Users\user\AppData\...\-0Plogri.ini, data 23->42 dropped 72 Detected FormBook malware 23->72 74 Tries to steal Mail credentials (via file access) 23->74 76 Creates autostart registry keys with suspicious names 23->76 82 3 other signatures 23->82 31 cmd.exe 1 23->31         started        78 Injects a PE file into a foreign processes 27->78 33 ct8lqh8pkd.exe 27->33         started        80 Tries to detect virtualization through RDTSC time measurements 29->80 signatures15 process16 signatures17 36 conhost.exe 31->36         started        54 Modifies the context of a thread in another process (thread injection) 33->54 56 Maps a DLL or memory area into another process 33->56 58 Sample uses process hollowing technique 33->58 process18
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-08-05 09:32:06 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
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 7654e7f6d4c0f38e9f771bf4c6d002b6e816d169afcabee3f028081a25b25506

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments