MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5258ca686922497380fdc5c7b379d805c914ba774ad6d6dc5b0455e5ecd8414c. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5258ca686922497380fdc5c7b379d805c914ba774ad6d6dc5b0455e5ecd8414c
SHA3-384 hash: c5636db2556afd57197434da579691f989f96933205c94556b90348379a41828dfd413e05c0a3a1e54903ff129fe9666
SHA1 hash: e4f018dccf8dc7d37c43d501d23b811ab4694714
MD5 hash: 83c0646c38b6a0fda764fae7e9e78f91
humanhash: tango-item-massachusetts-summer
File name:DHL Express Shipment Confirmation.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:656'896 bytes
First seen:2020-07-13 14:15:50 UTC
Last seen:2020-07-15 05:42:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:fPdzGBzCjf2eTWOsGaeV1E9rglm1gemmDNzVl01ow9xlizq:9zmzCjf3PJE9a+DBV/whi
Threatray 5'121 similar samples on MalwareBazaar
TLSH 18D43975449D1865DCBE0735EE1C267ED7B5BC902212EA3FA66132DF2872270A81C4BF
Reporter abuse_ch
Tags:DHL exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: doteco.com
Sending IP: 45.143.222.164
From: DHL Service<doteco@doteco.com>
Subject: RE: DHL ARRIVAL SHIPMENT PRE-ALERT
Attachment: DHL Express Shipment Confirmation.zip (contains "DHL Express Shipment Confirmation.exe")

Intelligence

File Origin
# of uploads :
3
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/25404/
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.27535.8574.UNOFFICIAL
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
Possible injection to a system process
Unauthorized injection to a system process
Deleting of the original file
Unauthorized injection to a browser process
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5258ca686922497380fdc5c7b379d805c914ba774ad6d6dc5b0455e5ecd8414c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-13 14:08:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kjmmu2djejexhah5yxd3g6oyaxerjotxjllnnxc3ark6l3gyifga._file
Verdict:
malicious
Similar samples:
12b43ed89fe65ad92c68c63b0dffa2d821ef5d1e506762f9a1c281ca624fd964
FormBook
376fb6ea6472377b19e40fe92be6e5324665d57662993e5d8e87c9ebad993b53
FormBook
3c15d1bb32d82a136a76d6e8867506dc2cc12cc183ed5a5c79335cb569e7d52c
FormBook
5477643235b833aa541ecdc02ee302b141a306c8ab01b08341341f4a2fb20341
FormBook
55fda8fe5169419bcbdfa68e712b378085ddd86638e0f84e50e6b6f43cf19334
FormBook
8dceaa57045b4d03ea1f58bb2c82c4d4887dd74ca78bc114c1bc7bdf937e680d
FormBook
b0ae66cd2296539cdeb9f833ff7ebc3616cda6d8068d1883e27a04c9240d0d3f
FormBook
c7735f6ac2f05ee86942e0d7432cedecd7aa0cefd8d706e300b5bd0de9acb40d
FormBook
c8cef19967cb820d5e92f85a17ebf98f631de62c9760b1eb1a790cb25961e356
FormBook
e257a0a26f932ddedd2134e0a56eadc8c19d03049c7c6d9b7d3ca93720106b91
FormBook
+ 5'111 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200713-l7wc8pfdca/
Behaviour
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Program crash
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Deletes itself
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:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar

File information

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

Malspam

FormBook

zip 66c0315c9cbcc1513e67548563e7ba370b4554d9a28574d7fcf925b063ce2985

FormBook

Executable exe 5258ca686922497380fdc5c7b379d805c914ba774ad6d6dc5b0455e5ecd8414c

(this sample)

  
Dropped by
MD5 b9bf9270a4a8c1be69b540f7b7aecf4a
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/25404/

Comments