MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0f024a09ccea8cb498c0c0b28b5b2153b97cfa3a2f29a61329f2d80a23e6780. 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: a0f024a09ccea8cb498c0c0b28b5b2153b97cfa3a2f29a61329f2d80a23e6780
SHA3-384 hash: 44cdd6e9e5dbe4d074cea7b65370141517f65d79dde267065607ffce80e2804c6ea6793a3abd931a0d7c6ee327b5828f
SHA1 hash: ee558b97de879f4a179c5e522f1047d9f63ff342
MD5 hash: ee8c46a69b19fb26f11761620092111c
humanhash: uncle-wisconsin-johnny-lithium
File name:balance payment.exe
Download: download sample
Signature Formbook
File size:1'021'440 bytes
First seen:2020-08-04 13:34:07 UTC
Last seen:2020-08-04 15:22:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:nr9HjCdtD8HOJrTGBuMq1V5p4wJ8hkdTq8ST3uaipOGLr9t9wE/xvGfMyRLRjn:nY8H2GBuJVJZE+pOG7Zz+x
Threatray 5'323 similar samples on MalwareBazaar
TLSH F5256C82F140C950C95A4E36CD67DA9443327D6AFF4797167088BB2B38E31D3AE266C7
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: Financial Dept <syed.magdoom@agpowerme.com>
Reply-To: syed.magdoom@agpowerme.com
Subject: PAYMENT/REMITTANCE COPY# 04082020
Attachment: balance payment.rar (contains "balance payment.exe")

Intelligence


File Origin
# of uploads :
2
# 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
Detected FormBook malware
Initial sample is a PE file and has a suspicious name
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)
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 257035 Sample: balance payment.exe Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 40 www.traneai.com 2->40 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 balance payment.exe 3 2->11         started        signatures3 process4 file5 38 C:\Users\user\...\balance payment.exe.log, ASCII 11->38 dropped 14 balance payment.exe 11->14         started        17 balance payment.exe 11->17         started        process6 signatures7 66 Modifies the context of a thread in another process (thread injection) 14->66 68 Maps a DLL or memory area into another process 14->68 70 Sample uses process hollowing technique 14->70 72 Queues an APC in another process (thread injection) 14->72 19 explorer.exe 1 4 14->19 injected process8 dnsIp9 42 www.charmingchic.com 207.148.248.143, 49747, 80 BIZLAND-SDUS United States 19->42 44 www.btcexpert.win 19->44 32 C:\Users\user\AppData\...\zzx9rft9n9.exe, PE32 19->32 dropped 54 System process connects to network (likely due to code injection or exploit) 19->54 56 Benign windows process drops PE files 19->56 24 msdt.exe 1 17 19->24         started        file10 signatures11 process12 file13 34 C:\Users\user\AppData\...34M1logrv.ini, data 24->34 dropped 36 C:\Users\user\AppData\...36M1logri.ini, data 24->36 dropped 58 Detected FormBook malware 24->58 60 Tries to steal Mail credentials (via file access) 24->60 62 Tries to harvest and steal browser information (history, passwords, etc) 24->62 64 3 other signatures 24->64 28 cmd.exe 1 24->28         started        signatures14 process15 process16 30 conhost.exe 28->30         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-08-04 13:36:08 UTC
AV detection:
34 of 48 (70.83%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat evasion trojan spyware stealer family:formbook
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetThreadContext
Checks whether UAC is enabled
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 a0f024a09ccea8cb498c0c0b28b5b2153b97cfa3a2f29a61329f2d80a23e6780

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments