MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ebe0cdaa9294178232eafaf33f700297252b612183da9db1b2b5c9cd9907089a. 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

SHA256 hash: ebe0cdaa9294178232eafaf33f700297252b612183da9db1b2b5c9cd9907089a
SHA3-384 hash: 2d931336b2b2c3bc94ff12b2491114fdf1e117a136c5241ce2230a713da565a3617dedfe03f3ccfcfd79409013b662d3
SHA1 hash: c5bedf2c0dee05a8059c2027f906a78b156d2e85
MD5 hash: d14a1e5b0ed956c11ecbf73a5d5b672f
humanhash: zulu-asparagus-eight-avocado
File name:Purchase Order#78578333.exe
Download: download sample
Signature FormBook
File size:648'192 bytes
First seen:2020-08-19 14:18:31 UTC
Last seen:2020-08-19 14:45:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:SGu1xuAICmtR/UAHCIU9N1l/q6Te31I5ILWM8cZEUu6W5CY:Q1xMff/UAH1U9N19pTe4
Threatray 2'198 similar samples on MalwareBazaar
TLSH C4D4BEB6B15035EED827B8FE84141C626653EC6F931BE61350773268547E3A3CE2216F
Reporter abuse_ch
Tags:exe FormBook Hostwinds


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: hwsrv-764664.hostwindsdns.com
Sending IP: 104.168.236.129
From: MANOJ NAIR <info@aliyum.pw>
Reply-To: MANOJ NAIR <info@aliyum.com>
Subject: RE: Purchase Order#78578333
Attachment: Purchase Order78578333.zip (contains "Purchase Order#78578333.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
114
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
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
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: 271701 Sample: Purchase Order#78578333.exe Startdate: 20/08/2020 Architecture: WINDOWS Score: 100 41 www.gush-silver.com 2->41 43 gush-silver.com 2->43 49 Malicious sample detected (through community Yara rule) 2->49 51 Yara detected AntiVM_3 2->51 53 Yara detected FormBook 2->53 55 8 other signatures 2->55 11 Purchase Order#78578333.exe 3 2->11         started        signatures3 process4 file5 39 C:\Users\...\Purchase Order#78578333.exe.log, ASCII 11->39 dropped 69 Injects a PE file into a foreign processes 11->69 15 Purchase Order#78578333.exe 11->15         started        signatures6 process7 signatures8 71 Modifies the context of a thread in another process (thread injection) 15->71 73 Maps a DLL or memory area into another process 15->73 75 Sample uses process hollowing technique 15->75 77 Queues an APC in another process (thread injection) 15->77 18 explorer.exe 1 6 15->18 injected process9 dnsIp10 45 www.esohot.com 154.94.115.88, 49755, 80 DXTL-HKDXTLTseungKwanOServiceHK Seychelles 18->45 47 www.netfirmsonline.com 18->47 33 C:\Users\user\AppData\...\9r0pzklr8ftb.exe, PE32 18->33 dropped 57 System process connects to network (likely due to code injection or exploit) 18->57 59 Benign windows process drops PE files 18->59 23 NETSTAT.EXE 1 17 18->23         started        27 9r0pzklr8ftb.exe 18->27         started        file11 signatures12 process13 file14 35 C:\Users\user\AppData\...\9L8logrv.ini, data 23->35 dropped 37 C:\Users\user\AppData\...\9L8logri.ini, data 23->37 dropped 61 Detected FormBook malware 23->61 63 Tries to steal Mail credentials (via file access) 23->63 65 Tries to harvest and steal browser information (history, passwords, etc) 23->65 67 3 other signatures 23->67 29 cmd.exe 1 23->29         started        signatures15 process16 process17 31 conhost.exe 29->31         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-08-19 14:20:07 UTC
AV detection:
22 of 29 (75.86%)
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
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.chemoly.com/9pc/
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 ebe0cdaa9294178232eafaf33f700297252b612183da9db1b2b5c9cd9907089a

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments