MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1791b23657d18fc636878f24a44a32f1a2ae4814668600b14b10c03e48c587c. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e1791b23657d18fc636878f24a44a32f1a2ae4814668600b14b10c03e48c587c
SHA3-384 hash: e438e2e4ad8be108935955e78286ec7e805ba4b3cb9de0a0cf5a66319d388536de7ec3401830e95939180376e54a0400
SHA1 hash: dac91fc3f2dcdc37262418f60b743b52770312b2
MD5 hash: 9f5b32d6839c520b18b9ba182e3c47e7
humanhash: helium-alaska-bacon-undress
File name:PO328632.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:795'648 bytes
First seen:2020-06-28 09:13:46 UTC
Last seen:2020-06-28 09:33:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d20c5dfc4c9f7dd9456060ff133b42cf (1 x Formbook)
ssdeep 24576:KzuLxBeL6dMf6Oqre2Zoa2fYj/hZq3SK:KC9BS3amQZq3D
Threatray 2'250 similar samples on MalwareBazaar
TLSH F0058D32EEE28432D1671D398C1B96749C2DBE016B28F946ABD4FDCC5A3564138E7393
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: regular1.263xmail.com
Sending IP: 211.150.70.200
From: Leona <admin@yingshitech.com>
Subject: Re:new order
Attachment: PO328632.zip (contains "PO328632.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/15185/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Possible injection to a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e1791b23657d18fc636878f24a44a32f1a2ae4814668600b14b10c03e48c587c/
Threat name:
Win32.Infostealer.PonyStealer
Create hunting rule
Status:
Malicious
First seen:
2020-06-28 09:15:07 UTC
AV detection:
30 of 31 (96.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4f4rwi3fpumpyy3ipdzeurfdf4ncvzebizugacyuwegahzemlb6a._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
0047270c26f603d132bc8e6a67894311356fe2d3c977aa287a09a8261f6b5690
Formbook
0d2b79e9ac449de6c300c43522e8581a971b4b08e004696e278608d6c4b46eb8
Formbook
23958a583d62bf343e2641dd871d6d788c99649a722fe1908fea9e72e78d17b7
Formbook
4052cabc6efdd8910b0c92b973d1a37172a92ee408fc53209d746cfb65e08dcc
Formbook
7c110f7a45aba8f26ba0eb32c024ea55598ec54d9ceda6cf13272a31d2cc6da0
Formbook
88df014dc5e57e8da62cb09f796c90f5713efe5e74fd5593abaed5c929ffab27
Formbook
a0086dfee2dba4d6a0adab05e848cfbb9755f68be7adef3ff35ff9740e5a1c2e
Formbook
b258aed05413eb191250d2907db5b64c4f36fdb0508fb3c9c6390c4144fd9497
Formbook
cde5b9157162c55139f508884d7be6be903acc9d85842a667c1b2ef04a1ecd49
Formbook
d2e60c3bec22bb8dc8e990920648725abd8ffdc1925dee26ed8c8187dd7504c1
Formbook
+ 2'240 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence spyware evasion trojan
Link:
https://tria.ge/reports/200628-4dds18tsy2/
Behaviour
Suspicious use of SendNotifyMessage
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run entry to start application
Checks whether UAC is enabled
Reads user/profile data of web browsers
Deletes itself
Executes dropped EXE
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

Formbook

zip d8e0769ada04d3face55959134a7eee5e55ef10f65eedeae65d9218e4371ace4

Formbook

Executable exe e1791b23657d18fc636878f24a44a32f1a2ae4814668600b14b10c03e48c587c

(this sample)

  
Dropped by
MD5 6e5c8107462ffed31886a7f9491722af
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/15185/
  
Dropped by
SHA256 d8e0769ada04d3face55959134a7eee5e55ef10f65eedeae65d9218e4371ace4

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